10741 lines
256 KiB
JavaScript
10741 lines
256 KiB
JavaScript
// ==ClosureCompiler==
|
|
// @compilation_level SIMPLE_OPTIMIZATIONS
|
|
|
|
/**
|
|
* @license Highcharts JS v2.1.2 (2011-01-12)
|
|
*
|
|
* (c) 2009-2010 Torstein Hønsi
|
|
*
|
|
* License: www.highcharts.com/license
|
|
*/
|
|
|
|
// JSLint options:
|
|
/*jslint forin: true */
|
|
/*global document, window, navigator, setInterval, clearInterval, clearTimeout, setTimeout, location, jQuery, $ */
|
|
|
|
(function() {
|
|
// encapsulated variables
|
|
var doc = document,
|
|
win = window,
|
|
math = Math,
|
|
mathRound = math.round,
|
|
mathFloor = math.floor,
|
|
mathCeil = math.ceil,
|
|
mathMax = math.max,
|
|
mathMin = math.min,
|
|
mathAbs = math.abs,
|
|
mathCos = math.cos,
|
|
mathSin = math.sin,
|
|
mathPI = math.PI,
|
|
deg2rad = mathPI * 2 / 360,
|
|
|
|
|
|
// some variables
|
|
userAgent = navigator.userAgent,
|
|
isIE = /msie/i.test(userAgent) && !win.opera,
|
|
docMode8 = doc.documentMode == 8,
|
|
isWebKit = /AppleWebKit/.test(userAgent),
|
|
isFirefox = /Firefox/.test(userAgent),
|
|
//hasSVG = win.SVGAngle || doc.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#BasicStructure", "1.1"),
|
|
hasSVG = !!doc.createElementNS && !!doc.createElementNS("http://www.w3.org/2000/svg", "svg").createSVGRect,
|
|
useCanVG = !hasSVG && !isIE && !!doc.createElement('canvas').getContext,
|
|
SVG_NS = 'http://www.w3.org/2000/svg',
|
|
hasTouch = 'ontouchstart' in doc.documentElement,
|
|
colorCounter,
|
|
symbolCounter,
|
|
symbolSizes = {},
|
|
idCounter = 0,
|
|
timeFactor = 1, // 1 = JavaScript time, 1000 = Unix time
|
|
garbageBin,
|
|
defaultOptions,
|
|
dateFormat, // function
|
|
globalAnimation,
|
|
pathAnim,
|
|
|
|
|
|
// some constants for frequently used strings
|
|
UNDEFINED,
|
|
DIV = 'div',
|
|
ABSOLUTE = 'absolute',
|
|
RELATIVE = 'relative',
|
|
HIDDEN = 'hidden',
|
|
PREFIX = 'highcharts-',
|
|
VISIBLE = 'visible',
|
|
PX = 'px',
|
|
NONE = 'none',
|
|
M = 'M',
|
|
L = 'L',
|
|
/*
|
|
* Empirical lowest possible opacities for TRACKER_FILL
|
|
* IE6: 0.002
|
|
* IE7: 0.002
|
|
* IE8: 0.002
|
|
* IE9: 0.00000000001 (unlimited)
|
|
* FF: 0.00000000001 (unlimited)
|
|
* Chrome: 0.000001
|
|
* Safari: 0.000001
|
|
* Opera: 0.00000000001 (unlimited)
|
|
*/
|
|
TRACKER_FILL = 'rgba(192,192,192,'+ (hasSVG ? 0.000001 : 0.002) +')', // invisible but clickable
|
|
NORMAL_STATE = '',
|
|
HOVER_STATE = 'hover',
|
|
SELECT_STATE = 'select',
|
|
|
|
// time methods, changed based on whether or not UTC is used
|
|
makeTime,
|
|
getMinutes,
|
|
getHours,
|
|
getDay,
|
|
getDate,
|
|
getMonth,
|
|
getFullYear,
|
|
setMinutes,
|
|
setHours,
|
|
setDate,
|
|
setMonth,
|
|
setFullYear,
|
|
|
|
// check for a custom HighchartsAdapter defined prior to this file
|
|
globalAdapter = win.HighchartsAdapter,
|
|
adapter = globalAdapter || {},
|
|
|
|
// Utility functions. If the HighchartsAdapter is not defined, adapter is an empty object
|
|
// and all the utility functions will be null. In that case they are populated by the
|
|
// default adapters below.
|
|
each = adapter.each,
|
|
grep = adapter.grep,
|
|
map = adapter.map,
|
|
merge = adapter.merge,
|
|
hyphenate = adapter.hyphenate,
|
|
addEvent = adapter.addEvent,
|
|
removeEvent = adapter.removeEvent,
|
|
fireEvent = adapter.fireEvent,
|
|
animate = adapter.animate,
|
|
stop = adapter.stop,
|
|
|
|
// lookup over the types and the associated classes
|
|
seriesTypes = {},
|
|
hoverChart;
|
|
|
|
/**
|
|
* Extend an object with the members of another
|
|
* @param {Object} a The object to be extended
|
|
* @param {Object} b The object to add to the first one
|
|
*/
|
|
function extend(a, b) {
|
|
if (!a) {
|
|
a = {};
|
|
}
|
|
for (var n in b) {
|
|
a[n] = b[n];
|
|
}
|
|
return a;
|
|
}
|
|
|
|
/**
|
|
* Shortcut for parseInt
|
|
* @param {Object} s
|
|
*/
|
|
function pInt(s, mag) {
|
|
return parseInt(s, mag || 10);
|
|
}
|
|
|
|
/**
|
|
* Check for string
|
|
* @param {Object} s
|
|
*/
|
|
function isString(s) {
|
|
return typeof s == 'string';
|
|
}
|
|
|
|
/**
|
|
* Check for object
|
|
* @param {Object} obj
|
|
*/
|
|
function isObject(obj) {
|
|
return typeof obj == 'object';
|
|
}
|
|
|
|
/**
|
|
* Check for number
|
|
* @param {Object} n
|
|
*/
|
|
function isNumber(n) {
|
|
return typeof n == 'number';
|
|
}
|
|
|
|
/**
|
|
* Remove last occurence of an item from an array
|
|
* @param {Array} arr
|
|
* @param {Mixed} item
|
|
*/
|
|
function erase(arr, item) {
|
|
var i = arr.length;
|
|
while (i--) {
|
|
if (arr[i] == item) {
|
|
arr.splice(i, 1);
|
|
break;
|
|
}
|
|
}
|
|
//return arr;
|
|
}
|
|
|
|
/**
|
|
* Returns true if the object is not null or undefined. Like MooTools' $.defined.
|
|
* @param {Object} obj
|
|
*/
|
|
function defined (obj) {
|
|
return obj !== UNDEFINED && obj !== null;
|
|
}
|
|
|
|
/**
|
|
* Set or get an attribute or an object of attributes. Can't use jQuery attr because
|
|
* it attempts to set expando properties on the SVG element, which is not allowed.
|
|
*
|
|
* @param {Object} elem The DOM element to receive the attribute(s)
|
|
* @param {String|Object} prop The property or an abject of key-value pairs
|
|
* @param {String} value The value if a single property is set
|
|
*/
|
|
function attr(elem, prop, value) {
|
|
var key,
|
|
setAttribute = 'setAttribute',
|
|
ret;
|
|
|
|
// if the prop is a string
|
|
if (isString(prop)) {
|
|
// set the value
|
|
if (defined(value)) {
|
|
|
|
elem[setAttribute](prop, value);
|
|
|
|
// get the value
|
|
} else if (elem && elem.getAttribute) { // elem not defined when printing pie demo...
|
|
ret = elem.getAttribute(prop);
|
|
}
|
|
|
|
// else if prop is defined, it is a hash of key/value pairs
|
|
} else if (defined(prop) && isObject(prop)) {
|
|
for (key in prop) {
|
|
elem[setAttribute](key, prop[key]);
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
/**
|
|
* Check if an element is an array, and if not, make it into an array. Like
|
|
* MooTools' $.splat.
|
|
*/
|
|
function splat(obj) {
|
|
if (!obj || obj.constructor != Array) {
|
|
obj = [obj];
|
|
}
|
|
return obj;
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Return the first value that is defined. Like MooTools' $.pick.
|
|
*/
|
|
function pick() {
|
|
var args = arguments,
|
|
i,
|
|
arg,
|
|
length = args.length;
|
|
for (i = 0; i < length; i++) {
|
|
arg = args[i];
|
|
if (typeof arg !== 'undefined' && arg !== null) {
|
|
return arg;
|
|
}
|
|
}
|
|
}
|
|
/**
|
|
* Make a style string from a JS object
|
|
* @param {Object} style
|
|
*/
|
|
function serializeCSS(style) {
|
|
var s = '',
|
|
key;
|
|
// serialize the declaration
|
|
for (key in style) {
|
|
s += hyphenate(key) +':'+ style[key] + ';';
|
|
}
|
|
return s;
|
|
|
|
}
|
|
/**
|
|
* Set CSS on a give element
|
|
* @param {Object} el
|
|
* @param {Object} styles
|
|
*/
|
|
function css (el, styles) {
|
|
if (isIE) {
|
|
if (styles && styles.opacity !== UNDEFINED) {
|
|
styles.filter = 'alpha(opacity='+ (styles.opacity * 100) +')';
|
|
}
|
|
}
|
|
extend(el.style, styles);
|
|
}
|
|
|
|
/**
|
|
* Utility function to create element with attributes and styles
|
|
* @param {Object} tag
|
|
* @param {Object} attribs
|
|
* @param {Object} styles
|
|
* @param {Object} parent
|
|
* @param {Object} nopad
|
|
*/
|
|
function createElement (tag, attribs, styles, parent, nopad) {
|
|
var el = doc.createElement(tag);
|
|
if (attribs) {
|
|
extend(el, attribs);
|
|
}
|
|
if (nopad) {
|
|
css(el, {padding: 0, border: NONE, margin: 0});
|
|
}
|
|
if (styles) {
|
|
css(el, styles);
|
|
}
|
|
if (parent) {
|
|
parent.appendChild(el);
|
|
}
|
|
return el;
|
|
}
|
|
|
|
/**
|
|
* Set the global animation to either a given value, or fall back to the
|
|
* given chart's animation option
|
|
* @param {Object} animation
|
|
* @param {Object} chart
|
|
*/
|
|
function setAnimation(animation, chart) {
|
|
globalAnimation = pick(animation, chart.animation);
|
|
}
|
|
|
|
/*
|
|
* Define the adapter for frameworks. If an external adapter is not defined,
|
|
* Highcharts reverts to the built-in jQuery adapter.
|
|
*/
|
|
if (globalAdapter && globalAdapter.init) {
|
|
globalAdapter.init();
|
|
}
|
|
if (!globalAdapter && win.jQuery) {
|
|
var jQ = jQuery;
|
|
|
|
/**
|
|
* Utility for iterating over an array. Parameters are reversed compared to jQuery.
|
|
* @param {Array} arr
|
|
* @param {Function} fn
|
|
*/
|
|
each = function(arr, fn) {
|
|
for (var i = 0, len = arr.length; i < len; i++) {
|
|
if (fn.call(arr[i], arr[i], i, arr) === false) {
|
|
return i;
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Filter an array
|
|
*/
|
|
grep = jQ.grep;
|
|
|
|
/**
|
|
* Map an array
|
|
* @param {Array} arr
|
|
* @param {Function} fn
|
|
*/
|
|
map = function(arr, fn){
|
|
//return jQuery.map(arr, fn);
|
|
var results = [];
|
|
for (var i = 0, len = arr.length; i < len; i++) {
|
|
results[i] = fn.call(arr[i], arr[i], i, arr);
|
|
}
|
|
return results;
|
|
|
|
};
|
|
|
|
/**
|
|
* Deep merge two objects and return a third object
|
|
*/
|
|
merge = function(){
|
|
var args = arguments;
|
|
return jQ.extend(true, null, args[0], args[1], args[2], args[3]);
|
|
};
|
|
|
|
/**
|
|
* Convert a camelCase string to a hyphenated string
|
|
* @param {String} str
|
|
*/
|
|
hyphenate = function (str) {
|
|
return str.replace(/([A-Z])/g, function(a, b){ return '-'+ b.toLowerCase(); });
|
|
};
|
|
|
|
/**
|
|
* Add an event listener
|
|
* @param {Object} el A HTML element or custom object
|
|
* @param {String} event The event type
|
|
* @param {Function} fn The event handler
|
|
*/
|
|
addEvent = function (el, event, fn){
|
|
jQ(el).bind(event, fn);
|
|
};
|
|
|
|
/**
|
|
* Remove event added with addEvent
|
|
* @param {Object} el The object
|
|
* @param {String} eventType The event type. Leave blank to remove all events.
|
|
* @param {Function} handler The function to remove
|
|
*/
|
|
removeEvent = function(el, eventType, handler) {
|
|
// workaround for jQuery issue with unbinding custom events:
|
|
// http://forum.jquery.com/topic/javascript-error-when-unbinding-a-custom-event-using-jquery-1-4-2
|
|
var func = doc.removeEventListener ? 'removeEventListener' : 'detachEvent';
|
|
if (doc[func] && !el[func]) {
|
|
el[func] = function() {};
|
|
}
|
|
|
|
jQ(el).unbind(eventType, handler);
|
|
};
|
|
|
|
/**
|
|
* Fire an event on a custom object
|
|
* @param {Object} el
|
|
* @param {String} type
|
|
* @param {Object} eventArguments
|
|
* @param {Function} defaultFunction
|
|
*/
|
|
fireEvent = function(el, type, eventArguments, defaultFunction) {
|
|
var event = jQ.Event(type),
|
|
detachedType = 'detached'+ type;
|
|
extend(event, eventArguments);
|
|
|
|
// Prevent jQuery from triggering the object method that is named the
|
|
// same as the event. For example, if the event is 'select', jQuery
|
|
// attempts calling el.select and it goes into a loop.
|
|
if (el[type]) {
|
|
el[detachedType] = el[type];
|
|
el[type] = null;
|
|
}
|
|
|
|
// trigger it
|
|
jQ(el).trigger(event);
|
|
|
|
// attach the method
|
|
if (el[detachedType]) {
|
|
el[type] = el[detachedType];
|
|
el[detachedType] = null;
|
|
}
|
|
|
|
if (defaultFunction && !event.isDefaultPrevented()) {
|
|
defaultFunction(event);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Animate a HTML element or SVG element wrapper
|
|
* @param {Object} el
|
|
* @param {Object} params
|
|
* @param {Object} options jQuery-like animation options: duration, easing, callback
|
|
*/
|
|
animate = function (el, params, options) {
|
|
var $el = jQ(el);
|
|
if (params.d) {
|
|
el.toD = params.d; // keep the array form for paths, used in jQ.fx.step.d
|
|
params.d = 1; // because in jQuery, animating to an array has a different meaning
|
|
}
|
|
|
|
$el.stop();
|
|
$el.animate(params, options);
|
|
|
|
};
|
|
/**
|
|
* Stop running animation
|
|
*/
|
|
stop = function (el) {
|
|
jQ(el).stop();
|
|
};
|
|
|
|
|
|
// extend jQuery
|
|
jQ.extend( jQ.easing, {
|
|
easeOutQuad: function (x, t, b, c, d) {
|
|
return -c *(t/=d)*(t-2) + b;
|
|
}
|
|
});
|
|
|
|
// extend the animate function to allow SVG animations
|
|
var oldStepDefault = jQuery.fx.step._default,
|
|
oldCur = jQuery.fx.prototype.cur;
|
|
|
|
// do the step
|
|
jQ.fx.step._default = function(fx){
|
|
var elem = fx.elem;
|
|
if (elem.attr) { // is SVG element wrapper
|
|
elem.attr(fx.prop, fx.now);
|
|
} else {
|
|
oldStepDefault.apply(this, arguments);
|
|
}
|
|
};
|
|
// animate paths
|
|
jQ.fx.step.d = function(fx) {
|
|
var elem = fx.elem;
|
|
|
|
|
|
// Normally start and end should be set in state == 0, but sometimes,
|
|
// for reasons unknown, this doesn't happen. Perhaps state == 0 is skipped
|
|
// in these cases
|
|
if (!fx.started) {
|
|
var ends = pathAnim.init(elem, elem.d, elem.toD);
|
|
fx.start = ends[0];
|
|
fx.end = ends[1];
|
|
fx.started = true;
|
|
}
|
|
|
|
|
|
// interpolate each value of the path
|
|
elem.attr('d', pathAnim.step(fx.start, fx.end, fx.pos, elem.toD));
|
|
|
|
};
|
|
// get the current value
|
|
jQ.fx.prototype.cur = function() {
|
|
var elem = this.elem,
|
|
r;
|
|
if (elem.attr) { // is SVG element wrapper
|
|
r = elem.attr(this.prop);
|
|
} else {
|
|
r = oldCur.apply(this, arguments);
|
|
}
|
|
return r;
|
|
};
|
|
}
|
|
|
|
|
|
/**
|
|
* Add a global listener for mousemove events
|
|
*/
|
|
/*addEvent(doc, 'mousemove', function(e) {
|
|
if (globalMouseMove) {
|
|
globalMouseMove(e);
|
|
}
|
|
});*/
|
|
|
|
/**
|
|
* Path interpolation algorithm used across adapters
|
|
*/
|
|
pathAnim = {
|
|
/**
|
|
* Prepare start and end values so that the path can be animated one to one
|
|
*/
|
|
init: function(elem, fromD, toD) {
|
|
fromD = fromD || '';
|
|
var shift = elem.shift,
|
|
bezier = fromD.indexOf('C') > -1,
|
|
numParams = bezier ? 7 : 3,
|
|
endLength,
|
|
slice,
|
|
i,
|
|
start = fromD.split(' '),
|
|
end = [].concat(toD), // copy
|
|
startBaseLine,
|
|
endBaseLine,
|
|
sixify = function(arr) { // in splines make move points have six parameters like bezier curves
|
|
i = arr.length;
|
|
while (i--) {
|
|
if (arr[i] == M) {
|
|
arr.splice(i + 1, 0, arr[i+1], arr[i+2], arr[i+1], arr[i+2]);
|
|
}
|
|
}
|
|
};
|
|
|
|
if (bezier) {
|
|
sixify(start);
|
|
sixify(end);
|
|
}
|
|
|
|
// pull out the base lines before padding
|
|
if (elem.isArea) {
|
|
startBaseLine = start.splice(start.length - 6, 6);
|
|
endBaseLine = end.splice(end.length - 6, 6);
|
|
}
|
|
|
|
// if shifting points, prepend a dummy point to the end path
|
|
if (shift) {
|
|
|
|
end = [].concat(end).splice(0, numParams).concat(end);
|
|
elem.shift = false; // reset for following animations
|
|
}
|
|
|
|
// copy and append last point until the length matches the end length
|
|
if (start.length) {
|
|
endLength = end.length;
|
|
while (start.length < endLength) {
|
|
|
|
//bezier && sixify(start);
|
|
slice = [].concat(start).splice(start.length - numParams, numParams);
|
|
if (bezier) { // disable first control point
|
|
slice[numParams - 6] = slice[numParams - 2];
|
|
slice[numParams - 5] = slice[numParams - 1];
|
|
}
|
|
start = start.concat(slice);
|
|
}
|
|
}
|
|
|
|
if (startBaseLine) { // append the base lines for areas
|
|
start = start.concat(startBaseLine);
|
|
end = end.concat(endBaseLine);
|
|
}
|
|
return [start, end];
|
|
},
|
|
|
|
/**
|
|
* Interpolate each value of the path and return the array
|
|
*/
|
|
step: function(start, end, pos, complete) {
|
|
var ret = [],
|
|
i = start.length,
|
|
startVal;
|
|
|
|
if (pos == 1) { // land on the final path without adjustment points appended in the ends
|
|
ret = complete;
|
|
|
|
} else if (i == end.length && pos < 1) {
|
|
while (i--) {
|
|
startVal = parseFloat(start[i]);
|
|
ret[i] =
|
|
isNaN(startVal) ? // a letter instruction like M or L
|
|
start[i] :
|
|
pos * (parseFloat(end[i] - startVal)) + startVal;
|
|
|
|
}
|
|
} else { // if animation is finished or length not matching, land on right value
|
|
ret = end;
|
|
}
|
|
return ret;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Set the time methods globally based on the useUTC option. Time method can be either
|
|
* local time or UTC (default).
|
|
*/
|
|
function setTimeMethods() {
|
|
var useUTC = defaultOptions.global.useUTC;
|
|
|
|
makeTime = useUTC ? Date.UTC : function(year, month, date, hours, minutes, seconds) {
|
|
return new Date(
|
|
year,
|
|
month,
|
|
pick(date, 1),
|
|
pick(hours, 0),
|
|
pick(minutes, 0),
|
|
pick(seconds, 0)
|
|
).getTime();
|
|
};
|
|
getMinutes = useUTC ? 'getUTCMinutes' : 'getMinutes';
|
|
getHours = useUTC ? 'getUTCHours' : 'getHours';
|
|
getDay = useUTC ? 'getUTCDay' : 'getDay';
|
|
getDate = useUTC ? 'getUTCDate' : 'getDate';
|
|
getMonth = useUTC ? 'getUTCMonth' : 'getMonth';
|
|
getFullYear = useUTC ? 'getUTCFullYear' : 'getFullYear';
|
|
setMinutes = useUTC ? 'setUTCMinutes' : 'setMinutes';
|
|
setHours = useUTC ? 'setUTCHours' : 'setHours';
|
|
setDate = useUTC ? 'setUTCDate' : 'setDate';
|
|
setMonth = useUTC ? 'setUTCMonth' : 'setMonth';
|
|
setFullYear = useUTC ? 'setUTCFullYear' : 'setFullYear';
|
|
|
|
}
|
|
|
|
/**
|
|
* Merge the default options with custom options and return the new options structure
|
|
* @param {Object} options The new custom options
|
|
*/
|
|
function setOptions(options) {
|
|
defaultOptions = merge(defaultOptions, options);
|
|
|
|
// apply UTC
|
|
setTimeMethods();
|
|
|
|
return defaultOptions;
|
|
}
|
|
|
|
/**
|
|
* Get the updated default options. Merely exposing defaultOptions for outside modules
|
|
* isn't enough because the setOptions method creates a new object.
|
|
*/
|
|
function getOptions() {
|
|
return defaultOptions;
|
|
}
|
|
|
|
/**
|
|
* Discard an element by moving it to the bin and delete
|
|
* @param {Object} The HTML node to discard
|
|
*/
|
|
function discardElement(element) {
|
|
// create a garbage bin element, not part of the DOM
|
|
if (!garbageBin) {
|
|
garbageBin = createElement(DIV);
|
|
}
|
|
|
|
// move the node and empty bin
|
|
if (element) {
|
|
garbageBin.appendChild(element);
|
|
}
|
|
garbageBin.innerHTML = '';
|
|
}
|
|
|
|
var deferredCanvases = [];
|
|
function drawDeferredCanvases() {
|
|
each(deferredCanvases, function(fn) {
|
|
fn();
|
|
erase(deferredCanvases, fn);
|
|
});
|
|
}
|
|
/* ****************************************************************************
|
|
* Handle the options *
|
|
*****************************************************************************/
|
|
var
|
|
|
|
defaultLabelOptions = {
|
|
enabled: true,
|
|
// rotation: 0,
|
|
align: 'center',
|
|
x: 0,
|
|
y: 15,
|
|
/*formatter: function() {
|
|
return this.value;
|
|
},*/
|
|
style: {
|
|
color: '#666',
|
|
fontSize: '11px',
|
|
lineHeight: '14px'
|
|
}
|
|
};
|
|
|
|
defaultOptions = {
|
|
colors: ['#4572A7', '#AA4643', '#89A54E', '#80699B', '#3D96AE',
|
|
'#DB843D', '#92A8CD', '#A47D7C', '#B5CA92'],
|
|
symbols: ['circle', 'diamond', 'square', 'triangle', 'triangle-down'],
|
|
lang: {
|
|
loading: 'Loading...',
|
|
months: ['January', 'February', 'March', 'April', 'May', 'June', 'July',
|
|
'August', 'September', 'October', 'November', 'December'],
|
|
weekdays: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
|
|
decimalPoint: '.',
|
|
resetZoom: 'Reset zoom',
|
|
resetZoomTitle: 'Reset zoom level 1:1',
|
|
thousandsSep: ','
|
|
},
|
|
global: {
|
|
useUTC: true
|
|
},
|
|
chart: {
|
|
//animation: true,
|
|
//alignTicks: false,
|
|
//reflow: true,
|
|
//className: null,
|
|
//events: { load, selection },
|
|
//margin: [null],
|
|
//marginTop: null,
|
|
//marginRight: null,
|
|
//marginBottom: null,
|
|
//marginLeft: null,
|
|
borderColor: '#4572A7',
|
|
//borderWidth: 0,
|
|
borderRadius: 5,
|
|
defaultSeriesType: 'line',
|
|
ignoreHiddenSeries: true,
|
|
//inverted: false,
|
|
//shadow: false,
|
|
spacingTop: 10,
|
|
spacingRight: 10,
|
|
spacingBottom: 15,
|
|
spacingLeft: 10,
|
|
style: {
|
|
fontFamily: '"Lucida Grande", "Lucida Sans Unicode", Verdana, Arial, Helvetica, sans-serif', // default font
|
|
fontSize: '12px'
|
|
},
|
|
backgroundColor: '#FFFFFF',
|
|
//plotBackgroundColor: null,
|
|
plotBorderColor: '#C0C0C0'
|
|
//plotBorderWidth: 0,
|
|
//plotShadow: false,
|
|
//zoomType: ''
|
|
},
|
|
title: {
|
|
text: 'Chart title',
|
|
align: 'center',
|
|
// floating: false,
|
|
// margin: 15,
|
|
// x: 0,
|
|
// verticalAlign: 'top',
|
|
y: 15, // docs
|
|
style: {
|
|
color: '#3E576F',
|
|
fontSize: '16px'
|
|
}
|
|
|
|
},
|
|
subtitle: {
|
|
text: '',
|
|
align: 'center',
|
|
// floating: false
|
|
// x: 0,
|
|
// verticalAlign: 'top',
|
|
y: 30, // docs
|
|
style: {
|
|
color: '#6D869F'
|
|
}
|
|
},
|
|
|
|
plotOptions: {
|
|
line: { // base series options
|
|
allowPointSelect: false,
|
|
showCheckbox: false,
|
|
animation: {
|
|
duration: 1000
|
|
},
|
|
//cursor: 'default',
|
|
//dashStyle: null,
|
|
//enableMouseTracking: true,
|
|
events: {},
|
|
lineWidth: 2,
|
|
shadow: true,
|
|
// stacking: null,
|
|
marker: {
|
|
enabled: true,
|
|
//symbol: null,
|
|
lineWidth: 0,
|
|
radius: 4,
|
|
lineColor: '#FFFFFF',
|
|
//fillColor: null,
|
|
states: { // states for a single point
|
|
hover: {
|
|
//radius: base + 2
|
|
},
|
|
select: {
|
|
fillColor: '#FFFFFF',
|
|
lineColor: '#000000',
|
|
lineWidth: 2
|
|
}
|
|
}
|
|
},
|
|
point: {
|
|
events: {}
|
|
},
|
|
dataLabels: merge(defaultLabelOptions, {
|
|
enabled: false,
|
|
y: -6,
|
|
formatter: function() {
|
|
return this.y;
|
|
}
|
|
}),
|
|
|
|
//pointStart: 0,
|
|
//pointInterval: 1,
|
|
showInLegend: true,
|
|
states: { // states for the entire series
|
|
hover: {
|
|
//enabled: false,
|
|
//lineWidth: base + 1,
|
|
marker: {
|
|
// lineWidth: base + 1,
|
|
// radius: base + 1
|
|
}
|
|
},
|
|
select: {
|
|
marker: {}
|
|
}
|
|
},
|
|
stickyTracking: true
|
|
//zIndex: null
|
|
}
|
|
},
|
|
labels: {
|
|
//items: [],
|
|
style: {
|
|
//font: defaultFont,
|
|
position: ABSOLUTE,
|
|
color: '#3E576F'
|
|
}
|
|
},
|
|
legend: {
|
|
enabled: true,
|
|
align: 'center',
|
|
//floating: false,
|
|
layout: 'horizontal',
|
|
labelFormatter: function() {
|
|
return this.name;
|
|
},
|
|
// lineHeight: 16, // docs: deprecated
|
|
borderWidth: 1,
|
|
borderColor: '#909090',
|
|
borderRadius: 5,
|
|
// margin: 10,
|
|
// reversed: false,
|
|
shadow: false,
|
|
// backgroundColor: null,
|
|
style: {
|
|
padding: '5px'
|
|
},
|
|
itemStyle: {
|
|
cursor: 'pointer',
|
|
color: '#3E576F'
|
|
},
|
|
itemHoverStyle: {
|
|
cursor: 'pointer',
|
|
color: '#000000'
|
|
},
|
|
itemHiddenStyle: {
|
|
color: '#C0C0C0'
|
|
},
|
|
itemCheckboxStyle: {
|
|
position: ABSOLUTE,
|
|
width: '13px', // for IE precision
|
|
height: '13px'
|
|
},
|
|
// itemWidth: undefined,
|
|
symbolWidth: 16,
|
|
symbolPadding: 5,
|
|
verticalAlign: 'bottom',
|
|
// width: undefined,
|
|
x: 0, // docs
|
|
y: 0 // docs
|
|
},
|
|
|
|
loading: {
|
|
hideDuration: 100,
|
|
labelStyle: {
|
|
fontWeight: 'bold',
|
|
position: RELATIVE,
|
|
top: '1em'
|
|
},
|
|
showDuration: 100,
|
|
style: {
|
|
position: ABSOLUTE,
|
|
backgroundColor: 'white',
|
|
opacity: 0.5,
|
|
textAlign: 'center'
|
|
}
|
|
},
|
|
|
|
tooltip: {
|
|
enabled: true,
|
|
//crosshairs: null,
|
|
backgroundColor: 'rgba(255, 255, 255, .85)',
|
|
borderWidth: 2,
|
|
borderRadius: 5,
|
|
//formatter: defaultFormatter,
|
|
shadow: true,
|
|
//shared: false,
|
|
snap: hasTouch ? 25 : 10,
|
|
style: {
|
|
color: '#333333',
|
|
fontSize: '12px',
|
|
padding: '5px',
|
|
whiteSpace: 'nowrap'
|
|
}
|
|
},
|
|
|
|
toolbar: {
|
|
itemStyle: {
|
|
color: '#4572A7',
|
|
cursor: 'pointer'
|
|
}
|
|
},
|
|
|
|
credits: {
|
|
enabled: true,
|
|
text: 'ThingSpeak.com',
|
|
href: 'http://www.thingspeak.com',
|
|
position: {
|
|
align: 'right',
|
|
x: -10,
|
|
verticalAlign: 'bottom',
|
|
y: -5
|
|
},
|
|
style: {
|
|
cursor: 'pointer',
|
|
color: '#909090',
|
|
fontSize: '10px'
|
|
}
|
|
}
|
|
};
|
|
|
|
// Axis defaults
|
|
var defaultXAxisOptions = {
|
|
// allowDecimals: null,
|
|
// alternateGridColor: null,
|
|
// categories: [],
|
|
dateTimeLabelFormats: {
|
|
second: '%H:%M:%S',
|
|
minute: '%H:%M',
|
|
hour: '%H:%M',
|
|
day: '%e. %b',
|
|
week: '%e. %b',
|
|
month: '%b \'%y',
|
|
year: '%Y'
|
|
},
|
|
endOnTick: false,
|
|
gridLineColor: '#C0C0C0',
|
|
// gridLineDashStyle: 'solid', // docs
|
|
// gridLineWidth: 0,
|
|
// reversed: false,
|
|
|
|
labels: defaultLabelOptions,
|
|
// { step: null },
|
|
lineColor: '#C0D0E0',
|
|
lineWidth: 1,
|
|
//linkedTo: null,
|
|
max: null,
|
|
min: null,
|
|
minPadding: 0.01,
|
|
maxPadding: 0.01,
|
|
//maxZoom: null,
|
|
minorGridLineColor: '#E0E0E0',
|
|
// minorGridLineDashStyle: null,
|
|
minorGridLineWidth: 1,
|
|
minorTickColor: '#A0A0A0',
|
|
//minorTickInterval: null,
|
|
minorTickLength: 2,
|
|
minorTickPosition: 'outside', // inside or outside
|
|
//minorTickWidth: 0,
|
|
//opposite: false,
|
|
//offset: 0,
|
|
//plotBands: [{
|
|
// events: {},
|
|
// zIndex: 1,
|
|
// labels: { align, x, verticalAlign, y, style, rotation, textAlign }
|
|
//}],
|
|
//plotLines: [{
|
|
// events: {}
|
|
// dashStyle: {}
|
|
// zIndex:
|
|
// labels: { align, x, verticalAlign, y, style, rotation, textAlign }
|
|
//}],
|
|
//reversed: false,
|
|
// showFirstLabel: true,
|
|
// showLastLabel: false,
|
|
startOfWeek: 1,
|
|
startOnTick: false,
|
|
tickColor: '#C0D0E0',
|
|
//tickInterval: null,
|
|
tickLength: 5,
|
|
tickmarkPlacement: 'between', // on or between
|
|
tickPixelInterval: 100,
|
|
tickPosition: 'outside',
|
|
tickWidth: 1,
|
|
title: {
|
|
//text: null,
|
|
align: 'middle', // low, middle or high
|
|
//margin: 0 for horizontal, 10 for vertical axes,
|
|
//rotation: 0,
|
|
//side: 'outside',
|
|
style: {
|
|
color: '#6D869F',
|
|
//font: defaultFont.replace('normal', 'bold')
|
|
fontWeight: 'bold'
|
|
}
|
|
//x: 0,
|
|
//y: 0
|
|
},
|
|
type: 'linear' // linear or datetime
|
|
},
|
|
|
|
defaultYAxisOptions = merge(defaultXAxisOptions, {
|
|
endOnTick: true,
|
|
gridLineWidth: 1,
|
|
tickPixelInterval: 72,
|
|
showLastLabel: true,
|
|
labels: {
|
|
align: 'right',
|
|
x: -8,
|
|
y: 3
|
|
},
|
|
lineWidth: 0,
|
|
maxPadding: 0.05,
|
|
minPadding: 0.05,
|
|
startOnTick: true,
|
|
tickWidth: 0,
|
|
title: {
|
|
rotation: 270,
|
|
text: 'Y-values'
|
|
}
|
|
}),
|
|
|
|
defaultLeftAxisOptions = {
|
|
labels: {
|
|
align: 'right',
|
|
x: -8,
|
|
y: null // docs
|
|
},
|
|
title: {
|
|
rotation: 270
|
|
}
|
|
},
|
|
defaultRightAxisOptions = {
|
|
labels: {
|
|
align: 'left',
|
|
x: 8,
|
|
y: null // docs
|
|
},
|
|
title: {
|
|
rotation: 90
|
|
}
|
|
},
|
|
defaultBottomAxisOptions = { // horizontal axis
|
|
labels: {
|
|
align: 'center',
|
|
x: 0,
|
|
y: 14
|
|
// staggerLines: null
|
|
},
|
|
title: {
|
|
rotation: 0
|
|
}
|
|
},
|
|
defaultTopAxisOptions = merge(defaultBottomAxisOptions, {
|
|
labels: {
|
|
y: -5
|
|
// staggerLines: null
|
|
}
|
|
});
|
|
|
|
|
|
|
|
|
|
// Series defaults
|
|
var defaultPlotOptions = defaultOptions.plotOptions,
|
|
defaultSeriesOptions = defaultPlotOptions.line;
|
|
//defaultPlotOptions.line = merge(defaultSeriesOptions);
|
|
defaultPlotOptions.spline = merge(defaultSeriesOptions);
|
|
defaultPlotOptions.scatter = merge(defaultSeriesOptions, {
|
|
lineWidth: 0,
|
|
states: {
|
|
hover: {
|
|
lineWidth: 0
|
|
}
|
|
}
|
|
});
|
|
defaultPlotOptions.area = merge(defaultSeriesOptions, {
|
|
// threshold: 0,
|
|
// lineColor: null, // overrides color, but lets fillColor be unaltered
|
|
// fillOpacity: 0.75,
|
|
// fillColor: null
|
|
|
|
});
|
|
defaultPlotOptions.areaspline = merge(defaultPlotOptions.area);
|
|
defaultPlotOptions.column = merge(defaultSeriesOptions, {
|
|
borderColor: '#FFFFFF',
|
|
borderWidth: 1,
|
|
borderRadius: 0,
|
|
//colorByPoint: undefined,
|
|
groupPadding: 0.2,
|
|
marker: null, // point options are specified in the base options
|
|
pointPadding: 0.1,
|
|
//pointWidth: null,
|
|
minPointLength: 0,
|
|
states: {
|
|
hover: {
|
|
brightness: 0.1,
|
|
shadow: false
|
|
},
|
|
select: {
|
|
color: '#C0C0C0',
|
|
borderColor: '#000000',
|
|
shadow: false
|
|
}
|
|
}
|
|
});
|
|
defaultPlotOptions.bar = merge(defaultPlotOptions.column, {
|
|
dataLabels: {
|
|
align: 'left',
|
|
x: 5,
|
|
y: 0
|
|
}
|
|
});
|
|
defaultPlotOptions.pie = merge(defaultSeriesOptions, {
|
|
//dragType: '', // n/a
|
|
borderColor: '#FFFFFF',
|
|
borderWidth: 1,
|
|
center: ['50%', '50%'],
|
|
colorByPoint: true, // always true for pies
|
|
dataLabels: {
|
|
// align: null,
|
|
// connectorWidth: 1,
|
|
// connectorColor: '#606060',
|
|
// connectorPadding: 5,
|
|
distance: 30,
|
|
enabled: true,
|
|
formatter: function() {
|
|
return this.point.name;
|
|
},
|
|
y: 5
|
|
},
|
|
//innerSize: 0,
|
|
legendType: 'point',
|
|
marker: null, // point options are specified in the base options
|
|
size: '75%',
|
|
showInLegend: false,
|
|
slicedOffset: 10,
|
|
states: {
|
|
hover: {
|
|
brightness: 0.1,
|
|
shadow: false
|
|
}
|
|
}
|
|
|
|
});
|
|
|
|
// set the default time methods
|
|
setTimeMethods();
|
|
|
|
|
|
/**
|
|
* Extend a prototyped class by new members
|
|
* @param {Object} parent
|
|
* @param {Object} members
|
|
*/
|
|
function extendClass(parent, members) {
|
|
var object = function(){};
|
|
object.prototype = new parent();
|
|
extend(object.prototype, members);
|
|
return object;
|
|
}
|
|
|
|
|
|
/**
|
|
* Handle color operations. The object methods are chainable.
|
|
* @param {String} input The input color in either rbga or hex format
|
|
*/
|
|
var Color = function(input) {
|
|
// declare variables
|
|
var rgba = [], result;
|
|
|
|
/**
|
|
* Parse the input color to rgba array
|
|
* @param {String} input
|
|
*/
|
|
function init(input) {
|
|
|
|
// rgba
|
|
if((result = /rgba\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]?(?:\.[0-9]+)?)\s*\)/.exec(input))) {
|
|
rgba = [pInt(result[1]), pInt(result[2]), pInt(result[3]), parseFloat(result[4], 10)];
|
|
}
|
|
|
|
// hex
|
|
else if((result = /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(input))) {
|
|
rgba = [pInt(result[1],16), pInt(result[2],16), pInt(result[3],16), 1];
|
|
}
|
|
|
|
}
|
|
/**
|
|
* Return the color a specified format
|
|
* @param {String} format
|
|
*/
|
|
function get(format) {
|
|
var ret;
|
|
|
|
// it's NaN if gradient colors on a column chart
|
|
if (rgba && !isNaN(rgba[0])) {
|
|
if (format == 'rgb') {
|
|
ret = 'rgb('+ rgba[0] +','+ rgba[1] +','+ rgba[2] +')';
|
|
} else if (format == 'a') {
|
|
ret = rgba[3];
|
|
} else {
|
|
ret = 'rgba('+ rgba.join(',') +')';
|
|
}
|
|
} else {
|
|
ret = input;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* Brighten the color
|
|
* @param {Number} alpha
|
|
*/
|
|
function brighten(alpha) {
|
|
if (isNumber(alpha) && alpha !== 0) {
|
|
var i;
|
|
for (i = 0; i < 3; i++) {
|
|
rgba[i] += pInt(alpha * 255);
|
|
|
|
if (rgba[i] < 0) {
|
|
rgba[i] = 0;
|
|
}
|
|
if (rgba[i] > 255) {
|
|
rgba[i] = 255;
|
|
}
|
|
}
|
|
}
|
|
return this;
|
|
}
|
|
/**
|
|
* Set the color's opacity to a given alpha value
|
|
* @param {Number} alpha
|
|
*/
|
|
function setOpacity(alpha) {
|
|
rgba[3] = alpha;
|
|
return this;
|
|
}
|
|
|
|
// initialize: parse the input
|
|
init(input);
|
|
|
|
// public methods
|
|
return {
|
|
get: get,
|
|
brighten: brighten,
|
|
setOpacity: setOpacity
|
|
};
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
* Format a number and return a string based on input settings
|
|
* @param {Number} number The input number to format
|
|
* @param {Number} decimals The amount of decimals
|
|
* @param {String} decPoint The decimal point, defaults to the one given in the lang options
|
|
* @param {String} thousandsSep The thousands separator, defaults to the one given in the lang options
|
|
*/
|
|
function numberFormat (number, decimals, decPoint, thousandsSep) {
|
|
var lang = defaultOptions.lang,
|
|
// http://kevin.vanzonneveld.net/techblog/article/javascript_equivalent_for_phps_number_format/
|
|
n = number, c = isNaN(decimals = mathAbs(decimals)) ? 2 : decimals,
|
|
d = decPoint === undefined ? lang.decimalPoint : decPoint,
|
|
t = thousandsSep === undefined ? lang.thousandsSep : thousandsSep, s = n < 0 ? "-" : "",
|
|
i = pInt(n = mathAbs(+n || 0).toFixed(c)) + "", j = (j = i.length) > 3 ? j % 3 : 0;
|
|
|
|
return s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) +
|
|
(c ? d + mathAbs(n - i).toFixed(c).slice(2) : "");
|
|
}
|
|
|
|
/**
|
|
* Based on http://www.php.net/manual/en/function.strftime.php
|
|
* @param {String} format
|
|
* @param {Number} timestamp
|
|
* @param {Boolean} capitalize
|
|
*/
|
|
dateFormat = function (format, timestamp, capitalize) {
|
|
function pad (number) {
|
|
return number.toString().replace(/^([0-9])$/, '0$1');
|
|
}
|
|
|
|
if (!defined(timestamp) || isNaN(timestamp)) {
|
|
return 'Invalid date';
|
|
}
|
|
format = pick(format, '%Y-%m-%d %H:%M:%S');
|
|
|
|
var date = new Date(timestamp * timeFactor),
|
|
|
|
// get the basic time values
|
|
hours = date[getHours](),
|
|
day = date[getDay](),
|
|
dayOfMonth = date[getDate](),
|
|
month = date[getMonth](),
|
|
fullYear = date[getFullYear](),
|
|
lang = defaultOptions.lang,
|
|
langWeekdays = lang.weekdays,
|
|
langMonths = lang.months,
|
|
|
|
// list all format keys
|
|
replacements = {
|
|
|
|
// Day
|
|
'a': langWeekdays[day].substr(0, 3), // Short weekday, like 'Mon'
|
|
'A': langWeekdays[day], // Long weekday, like 'Monday'
|
|
'd': pad(dayOfMonth), // Two digit day of the month, 01 to 31
|
|
'e': dayOfMonth, // Day of the month, 1 through 31
|
|
|
|
// Week (none implemented)
|
|
|
|
// Month
|
|
'b': langMonths[month].substr(0, 3), // Short month, like 'Jan'
|
|
'B': langMonths[month], // Long month, like 'January'
|
|
'm': pad(month + 1), // Two digit month number, 01 through 12
|
|
|
|
// Year
|
|
'y': fullYear.toString().substr(2, 2), // Two digits year, like 09 for 2009
|
|
'Y': fullYear, // Four digits year, like 2009
|
|
|
|
// Time
|
|
'H': pad(hours), // Two digits hours in 24h format, 00 through 23
|
|
'I': pad((hours % 12) || 12), // Two digits hours in 12h format, 00 through 11
|
|
'l': (hours % 12) || 12, // Hours in 12h format, 1 through 12
|
|
'M': pad(date[getMinutes]()), // Two digits minutes, 00 through 59
|
|
'p': hours < 12 ? 'AM' : 'PM', // Upper case AM or PM
|
|
'P': hours < 12 ? 'am' : 'pm', // Lower case AM or PM
|
|
'S': pad(date.getSeconds()) // Two digits seconds, 00 through 59
|
|
|
|
};
|
|
|
|
|
|
// do the replaces
|
|
for (var key in replacements) {
|
|
format = format.replace('%'+ key, replacements[key]);
|
|
}
|
|
|
|
// Optionally capitalize the string and return
|
|
return capitalize ? format.substr(0, 1).toUpperCase() + format.substr(1) : format;
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
* Loop up the node tree and add offsetWidth and offsetHeight to get the
|
|
* total page offset for a given element. Used by Opera and iOS on hover and
|
|
* all browsers on point click.
|
|
*
|
|
* @param {Object} el
|
|
*
|
|
*/
|
|
function getPosition (el) {
|
|
var p = { left: el.offsetLeft, top: el.offsetTop };
|
|
while ((el = el.offsetParent)) {
|
|
p.left += el.offsetLeft;
|
|
p.top += el.offsetTop;
|
|
if (el != doc.body && el != doc.documentElement) {
|
|
p.left -= el.scrollLeft;
|
|
p.top -= el.scrollTop;
|
|
}
|
|
}
|
|
return p;
|
|
}
|
|
|
|
|
|
/**
|
|
* A wrapper object for SVG elements
|
|
*/
|
|
function SVGElement () {}
|
|
|
|
SVGElement.prototype = {
|
|
/**
|
|
* Initialize the SVG renderer
|
|
* @param {Object} renderer
|
|
* @param {String} nodeName
|
|
*/
|
|
init: function(renderer, nodeName) {
|
|
this.element = doc.createElementNS(SVG_NS, nodeName);
|
|
this.renderer = renderer;
|
|
},
|
|
/**
|
|
* Animate a given attribute
|
|
* @param {Object} params
|
|
* @param {Number} options The same options as in jQuery animation
|
|
* @param {Function} complete Function to perform at the end of animation
|
|
*/
|
|
animate: function(params, options, complete) {
|
|
var animOptions = pick(options, globalAnimation, true);
|
|
if (animOptions) {
|
|
animOptions = merge(animOptions);
|
|
if (complete) { // allows using a callback with the global animation without overwriting it
|
|
animOptions.complete = complete;
|
|
}
|
|
animate(this, params, animOptions);
|
|
} else {
|
|
this.attr(params);
|
|
if (complete) {
|
|
complete();
|
|
}
|
|
}
|
|
},
|
|
/**
|
|
* Set or get a given attribute
|
|
* @param {Object|String} hash
|
|
* @param {Mixed|Undefined} val
|
|
*/
|
|
attr: function(hash, val) {
|
|
var key,
|
|
value,
|
|
i,
|
|
child,
|
|
element = this.element,
|
|
nodeName = element.nodeName,
|
|
renderer = this.renderer,
|
|
skipAttr,
|
|
shadows = this.shadows,
|
|
hasSetSymbolSize,
|
|
ret = this;
|
|
|
|
// single key-value pair
|
|
if (isString(hash) && defined(val)) {
|
|
key = hash;
|
|
hash = {};
|
|
hash[key] = val;
|
|
}
|
|
|
|
// used as a getter: first argument is a string, second is undefined
|
|
if (isString(hash)) {
|
|
key = hash;
|
|
if (nodeName == 'circle') {
|
|
key = { x: 'cx', y: 'cy' }[key] || key;
|
|
} else if (key == 'strokeWidth') {
|
|
key = 'stroke-width';
|
|
}
|
|
ret = attr(element, key) || this[key] || 0;
|
|
|
|
if (key != 'd' && key != 'visibility') { // 'd' is string in animation step
|
|
ret = parseFloat(ret);
|
|
}
|
|
|
|
// setter
|
|
} else {
|
|
|
|
for (key in hash) {
|
|
skipAttr = false; // reset
|
|
value = hash[key];
|
|
|
|
// paths
|
|
if (key == 'd') {
|
|
if (value && value.join) { // join path
|
|
value = value.join(' ');
|
|
}
|
|
if (/(NaN| {2}|^$)/.test(value)) {
|
|
value = 'M 0 0';
|
|
}
|
|
this.d = value; // shortcut for animations
|
|
|
|
// update child tspans x values
|
|
} else if (key == 'x' && nodeName == 'text') {
|
|
for (i = 0; i < element.childNodes.length; i++ ) {
|
|
child = element.childNodes[i];
|
|
// if the x values are equal, the tspan represents a linebreak
|
|
if (attr(child, 'x') == attr(element, 'x')) {
|
|
//child.setAttribute('x', value);
|
|
attr(child, 'x', value);
|
|
}
|
|
}
|
|
|
|
if (this.rotation) {
|
|
attr(element, 'transform', 'rotate('+ this.rotation +' '+ value +' '+
|
|
pInt(hash.y || attr(element, 'y')) +')');
|
|
}
|
|
|
|
// apply gradients
|
|
} else if (key == 'fill') {
|
|
value = renderer.color(value, element, key);
|
|
|
|
// circle x and y
|
|
} else if (nodeName == 'circle' && (key == 'x' || key == 'y')) {
|
|
key = { x: 'cx', y: 'cy' }[key] || key;
|
|
|
|
// translation and text rotation
|
|
} else if (key == 'translateX' || key == 'translateY' || key == 'rotation' || key == 'verticalAlign') {
|
|
this[key] = value;
|
|
this.updateTransform();
|
|
skipAttr = true;
|
|
|
|
// apply opacity as subnode (required by legacy WebKit and Batik)
|
|
} else if (key == 'stroke') {
|
|
value = renderer.color(value, element, key);
|
|
|
|
// emulate VML's dashstyle implementation
|
|
} else if (key == 'dashstyle') {
|
|
key = 'stroke-dasharray';
|
|
if (value) {
|
|
value = value.toLowerCase()
|
|
.replace('shortdashdotdot', '3,1,1,1,1,1,')
|
|
.replace('shortdashdot', '3,1,1,1')
|
|
.replace('shortdot', '1,1,')
|
|
.replace('shortdash', '3,1,')
|
|
.replace('longdash', '8,3,')
|
|
.replace(/dot/g, '1,3,')
|
|
.replace('dash', '4,3,')
|
|
.replace(/,$/, '')
|
|
.split(','); // ending comma
|
|
|
|
i = value.length;
|
|
while (i--) {
|
|
value[i] = pInt(value[i]) * hash['stroke-width'];
|
|
}
|
|
value = value.join(',');
|
|
}
|
|
|
|
// special
|
|
} else if (key == 'isTracker') {
|
|
this[key] = value;
|
|
|
|
// IE9/MooTools combo: MooTools returns objects instead of numbers and IE9 Beta 2
|
|
// is unable to cast them. Test again with final IE9.
|
|
} else if (key == 'width') {
|
|
value = pInt(value);
|
|
|
|
// Text alignment
|
|
} else if (key == 'align') {
|
|
key = 'text-anchor';
|
|
value = { left: 'start', center: 'middle', right: 'end' }[value];
|
|
}
|
|
|
|
|
|
|
|
// jQuery animate changes case
|
|
if (key == 'strokeWidth') {
|
|
key = 'stroke-width';
|
|
}
|
|
|
|
// Chrome/Win < 6 bug (http://code.google.com/p/chromium/issues/detail?id=15461)
|
|
if (isWebKit && key == 'stroke-width' && value === 0) {
|
|
value = 0.000001;
|
|
}
|
|
|
|
// symbols
|
|
if (this.symbolName && /^(x|y|r|start|end|innerR)/.test(key)) {
|
|
|
|
|
|
if (!hasSetSymbolSize) {
|
|
this.symbolAttr(hash);
|
|
hasSetSymbolSize = true;
|
|
}
|
|
skipAttr = true;
|
|
}
|
|
|
|
// let the shadow follow the main element
|
|
if (shadows && /^(width|height|visibility|x|y|d)$/.test(key)) {
|
|
i = shadows.length;
|
|
while (i--) {
|
|
attr(shadows[i], key, value);
|
|
}
|
|
}
|
|
|
|
/* trows errors in Chrome
|
|
if ((key == 'width' || key == 'height') && nodeName == 'rect' && value < 0) {
|
|
console.log(element);
|
|
}
|
|
*/
|
|
|
|
|
|
|
|
if (key == 'text') {
|
|
// only one node allowed
|
|
this.textStr = value;
|
|
if (this.added) {
|
|
renderer.buildText(this);
|
|
}
|
|
} else if (!skipAttr) {
|
|
//element.setAttribute(key, value);
|
|
attr(element, key, value);
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
return ret;
|
|
},
|
|
|
|
/**
|
|
* If one of the symbol size affecting parameters are changed,
|
|
* check all the others only once for each call to an element's
|
|
* .attr() method
|
|
* @param {Object} hash
|
|
*/
|
|
symbolAttr: function(hash) {
|
|
var wrapper = this;
|
|
|
|
wrapper.x = pick(hash.x, wrapper.x);
|
|
wrapper.y = pick(hash.y, wrapper.y); // mootools animation bug needs parseFloat
|
|
wrapper.r = pick(hash.r, wrapper.r);
|
|
wrapper.start = pick(hash.start, wrapper.start);
|
|
wrapper.end = pick(hash.end, wrapper.end);
|
|
wrapper.width = pick(hash.width, wrapper.width);
|
|
wrapper.height = pick(hash.height, wrapper.height);
|
|
wrapper.innerR = pick(hash.innerR, wrapper.innerR);
|
|
|
|
wrapper.attr({
|
|
d: wrapper.renderer.symbols[wrapper.symbolName](wrapper.x, wrapper.y, wrapper.r, {
|
|
start: wrapper.start,
|
|
end: wrapper.end,
|
|
width: wrapper.width,
|
|
height: wrapper.height,
|
|
innerR: wrapper.innerR
|
|
})
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Apply a clipping path to this object
|
|
* @param {String} id
|
|
*/
|
|
clip: function(clipRect) {
|
|
return this.attr('clip-path', 'url('+ this.renderer.url +'#'+ clipRect.id +')');
|
|
},
|
|
|
|
/**
|
|
* Set styles for the element
|
|
* @param {Object} styles
|
|
*/
|
|
css: function(styles) {
|
|
var elemWrapper = this,
|
|
elem = elemWrapper.element;
|
|
|
|
// convert legacy
|
|
if (styles && styles.color) {
|
|
styles.fill = styles.color;
|
|
}
|
|
|
|
// save the styles in an object
|
|
styles = extend(
|
|
elemWrapper.styles,
|
|
styles
|
|
);
|
|
|
|
// serialize and set style attribute
|
|
if (isIE && !hasSVG) { // legacy IE doesn't support setting style attribute
|
|
css(elemWrapper.element, styles);
|
|
} else {
|
|
elemWrapper.attr({
|
|
style: serializeCSS(styles)
|
|
});
|
|
}
|
|
|
|
|
|
// store object
|
|
elemWrapper.styles = styles;
|
|
|
|
// re-build text
|
|
if (styles.width && elem.nodeName == 'text' && elemWrapper.added) {
|
|
elemWrapper.renderer.buildText(elemWrapper);
|
|
}
|
|
|
|
return elemWrapper;
|
|
},
|
|
|
|
/**
|
|
* Add an event listener
|
|
* @param {String} eventType
|
|
* @param {Function} handler
|
|
*/
|
|
on: function(eventType, handler) {
|
|
var fn = handler;
|
|
// touch
|
|
if (hasTouch && eventType == 'click') {
|
|
eventType = 'touchstart';
|
|
fn = function(e) {
|
|
e.preventDefault();
|
|
handler();
|
|
}
|
|
}
|
|
// simplest possible event model for internal use
|
|
this.element['on'+ eventType] = fn;
|
|
return this;
|
|
},
|
|
|
|
|
|
/**
|
|
* Move an object and its children by x and y values
|
|
* @param {Number} x
|
|
* @param {Number} y
|
|
*/
|
|
translate: function(x, y) {
|
|
return this.attr({
|
|
translateX: x,
|
|
translateY: y
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Invert a group, rotate and flip
|
|
*/
|
|
invert: function() {
|
|
var wrapper = this;
|
|
wrapper.inverted = true;
|
|
wrapper.updateTransform();
|
|
return wrapper;
|
|
},
|
|
|
|
/**
|
|
* Private method to update the transform attribute based on internal
|
|
* properties
|
|
*/
|
|
updateTransform: function() {
|
|
var wrapper = this,
|
|
translateX = wrapper.translateX || 0,
|
|
translateY = wrapper.translateY || 0,
|
|
inverted = wrapper.inverted,
|
|
rotation = wrapper.rotation,
|
|
transform = [];
|
|
|
|
// flipping affects translate as adjustment for flipping around the group's axis
|
|
if (inverted) {
|
|
translateX += wrapper.attr('width');
|
|
translateY += wrapper.attr('height');
|
|
}
|
|
|
|
// apply translate
|
|
if (translateX || translateY) {
|
|
transform.push('translate('+ translateX +','+ translateY +')');
|
|
}
|
|
|
|
// apply rotation
|
|
if (inverted) {
|
|
transform.push('rotate(90) scale(-1,1)');
|
|
} else if (rotation) { // text rotation
|
|
transform.push('rotate('+ rotation +' '+ wrapper.x +' '+ wrapper.y +')');
|
|
}
|
|
|
|
if (transform.length) {
|
|
attr(wrapper.element, 'transform', transform.join(' '));
|
|
}
|
|
},
|
|
/**
|
|
* Bring the element to the front
|
|
*/
|
|
toFront: function() {
|
|
var element = this.element;
|
|
element.parentNode.appendChild(element);
|
|
return this;
|
|
},
|
|
|
|
|
|
/**
|
|
* Break down alignment options like align, verticalAlign, x and y
|
|
* to x and y relative to the chart.
|
|
*
|
|
* @param {Object} alignOptions
|
|
* @param {Boolean} alignByTranslate
|
|
* @param {Object} box The box to align to, needs a width and height
|
|
*
|
|
*/
|
|
align: function(alignOptions, alignByTranslate, box) {
|
|
|
|
if (!alignOptions) { // called on resize
|
|
alignOptions = this.alignOptions;
|
|
alignByTranslate = this.alignByTranslate;
|
|
} else { // first call on instanciate
|
|
this.alignOptions = alignOptions;
|
|
this.alignByTranslate = alignByTranslate;
|
|
if (!box) { // boxes other than renderer handle this internally
|
|
this.renderer.alignedObjects.push(this);
|
|
}
|
|
}
|
|
|
|
box = pick(box, this.renderer);
|
|
|
|
var align = alignOptions.align,
|
|
vAlign = alignOptions.verticalAlign,
|
|
x = (box.x || 0) + (alignOptions.x || 0), // default: left align
|
|
y = (box.y || 0) + (alignOptions.y || 0), // default: top align
|
|
attribs = {};
|
|
|
|
|
|
// align
|
|
if (/^(right|center)$/.test(align)) {
|
|
x += (box.width - (alignOptions.width || 0) ) /
|
|
{ right: 1, center: 2 }[align];
|
|
}
|
|
attribs[alignByTranslate ? 'translateX' : 'x'] = x;
|
|
|
|
|
|
// vertical align
|
|
if (/^(bottom|middle)$/.test(vAlign)) {
|
|
y += (box.height - (alignOptions.height || 0)) /
|
|
({ bottom: 1, middle: 2 }[vAlign] || 1);
|
|
|
|
}
|
|
attribs[alignByTranslate ? 'translateY' : 'y'] = y;
|
|
|
|
// animate only if already placed
|
|
this[this.placed ? 'animate' : 'attr'](attribs);
|
|
this.placed = true;
|
|
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Get the bounding box (width, height, x and y) for the element
|
|
*/
|
|
getBBox: function() {
|
|
var bBox,
|
|
width,
|
|
height,
|
|
element = this.element,
|
|
rotation = this.rotation,
|
|
rad = rotation * deg2rad;
|
|
|
|
try { // fails in Firefox if the container has display: none
|
|
// use extend because IE9 is not allowed to change width and height in case
|
|
// of rotation (below)
|
|
bBox = element.getBBox ?
|
|
// SVG:
|
|
extend({}, element.getBBox()) :
|
|
// Canvas renderer:
|
|
{
|
|
width: element.offsetWidth,
|
|
height: element.offsetHeight
|
|
};
|
|
|
|
} catch(e) {
|
|
bBox = { width: 0, height: 0 };
|
|
}
|
|
width = bBox.width;
|
|
height = bBox.height;
|
|
|
|
// adjust for rotated text
|
|
if (rotation) {
|
|
bBox.width = mathAbs(height * mathSin(rad)) + mathAbs(width * mathCos(rad));
|
|
bBox.height = mathAbs(height * mathCos(rad)) + mathAbs(width * mathSin(rad));
|
|
}
|
|
|
|
return bBox;
|
|
},
|
|
|
|
/* *
|
|
* Manually compute width and height of rotated text from non-rotated. Shared by SVG and VML
|
|
* @param {Object} bBox
|
|
* @param {number} rotation
|
|
* /
|
|
rotateBBox: function(bBox, rotation) {
|
|
var rad = rotation * math.PI * 2 / 360, // radians
|
|
width = bBox.width,
|
|
height = bBox.height;
|
|
|
|
|
|
},*/
|
|
|
|
/**
|
|
* Show the element
|
|
*/
|
|
show: function() {
|
|
return this.attr({ visibility: VISIBLE });
|
|
},
|
|
|
|
/**
|
|
* Hide the element
|
|
*/
|
|
hide: function() {
|
|
return this.attr({ visibility: HIDDEN });
|
|
},
|
|
|
|
/**
|
|
* Add the element
|
|
* @param {Object|Undefined} parent Can be an element, an element wrapper or undefined
|
|
* to append the element to the renderer.box.
|
|
*/
|
|
add: function(parent) {
|
|
|
|
var renderer = this.renderer,
|
|
parentWrapper = parent || renderer,
|
|
parentNode = parentWrapper.element || renderer.box,
|
|
childNodes = parentNode.childNodes,
|
|
element = this.element,
|
|
zIndex = attr(element, 'zIndex'),
|
|
otherElement,
|
|
otherZIndex,
|
|
i;
|
|
|
|
// mark as inverted
|
|
this.parentInverted = parent && parent.inverted;
|
|
|
|
// build formatted text
|
|
if (this.textStr !== undefined) {
|
|
renderer.buildText(this);
|
|
}
|
|
|
|
// mark the container as having z indexed children
|
|
if (zIndex) {
|
|
parentWrapper.handleZ = true;
|
|
zIndex = pInt(zIndex);
|
|
}
|
|
|
|
// insert according to this and other elements' zIndex
|
|
if (parentWrapper.handleZ) { // this element or any of its siblings has a z index
|
|
for (i = 0; i < childNodes.length; i++) {
|
|
otherElement = childNodes[i];
|
|
otherZIndex = attr(otherElement, 'zIndex');
|
|
if (otherElement != element && (
|
|
// insert before the first element with a higher zIndex
|
|
pInt(otherZIndex) > zIndex ||
|
|
// if no zIndex given, insert before the first element with a zIndex
|
|
(!defined(zIndex) && defined(otherZIndex))
|
|
|
|
)) {
|
|
parentNode.insertBefore(element, otherElement);
|
|
return this;
|
|
}
|
|
}
|
|
}
|
|
|
|
// default: append at the end
|
|
parentNode.appendChild(element);
|
|
|
|
this.added = true;
|
|
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Destroy the element and element wrapper
|
|
*/
|
|
destroy: function() {
|
|
var wrapper = this,
|
|
element = wrapper.element || {},
|
|
shadows = wrapper.shadows,
|
|
parentNode = element.parentNode,
|
|
key;
|
|
|
|
// remove events
|
|
element.onclick = element.onmouseout = element.onmouseover = element.onmousemove = null;
|
|
stop(wrapper); // stop running animations
|
|
|
|
// remove element
|
|
if (parentNode) {
|
|
parentNode.removeChild(element);
|
|
}
|
|
|
|
// destroy shadows
|
|
if (shadows) {
|
|
each(shadows, function(shadow) {
|
|
parentNode = shadow.parentNode;
|
|
if (parentNode) { // the entire chart HTML can be overwritten
|
|
parentNode.removeChild(shadow);
|
|
}
|
|
});
|
|
}
|
|
|
|
// remove from alignObjects
|
|
erase(wrapper.renderer.alignedObjects, wrapper);
|
|
|
|
for (key in wrapper) {
|
|
delete wrapper[key];
|
|
}
|
|
|
|
return null;
|
|
},
|
|
|
|
/**
|
|
* Empty a group element
|
|
*/
|
|
empty: function() {
|
|
var element = this.element,
|
|
childNodes = element.childNodes,
|
|
i = childNodes.length;
|
|
|
|
while (i--) {
|
|
element.removeChild(childNodes[i]);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Add a shadow to the element. Must be done after the element is added to the DOM
|
|
* @param {Boolean} apply
|
|
*/
|
|
shadow: function(apply) {
|
|
var shadows = [],
|
|
i,
|
|
shadow,
|
|
element = this.element,
|
|
|
|
// compensate for inverted plot area
|
|
transform = this.parentInverted ? '(-1,-1)' : '(1,1)';
|
|
|
|
|
|
if (apply) {
|
|
for (i = 1; i <= 3; i++) {
|
|
shadow = element.cloneNode(0);
|
|
attr(shadow, {
|
|
'isShadow': 'true',
|
|
'stroke': 'rgb(0, 0, 0)',
|
|
'stroke-opacity': 0.05 * i,
|
|
'stroke-width': 7 - 2 * i,
|
|
'transform': 'translate'+ transform,
|
|
'fill': NONE
|
|
});
|
|
|
|
|
|
element.parentNode.insertBefore(shadow, element);
|
|
|
|
shadows.push(shadow);
|
|
}
|
|
|
|
this.shadows = shadows;
|
|
}
|
|
return this;
|
|
|
|
}
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
* The default SVG renderer
|
|
*/
|
|
var SVGRenderer = function() {
|
|
this.init.apply(this, arguments);
|
|
};
|
|
SVGRenderer.prototype = {
|
|
/**
|
|
* Initialize the SVGRenderer
|
|
* @param {Object} container
|
|
* @param {Number} width
|
|
* @param {Number} height
|
|
* @param {Boolean} forExport
|
|
*/
|
|
init: function(container, width, height, forExport) {
|
|
var renderer = this,
|
|
loc = location,
|
|
boxWrapper;
|
|
|
|
renderer.Element = SVGElement;
|
|
boxWrapper = renderer.createElement('svg')
|
|
.attr({
|
|
xmlns: SVG_NS,
|
|
version: '1.1'
|
|
});
|
|
container.appendChild(boxWrapper.element);
|
|
|
|
// object properties
|
|
renderer.box = boxWrapper.element;
|
|
renderer.boxWrapper = boxWrapper;
|
|
renderer.alignedObjects = [];
|
|
renderer.url = isIE ? '' : loc.href.replace(/#.*?$/, ''); // page url used for internal references
|
|
renderer.defs = this.createElement('defs').add();
|
|
renderer.forExport = forExport;
|
|
|
|
renderer.setSize(width, height, false);
|
|
|
|
},
|
|
|
|
|
|
/**
|
|
* Create a wrapper for an SVG element
|
|
* @param {Object} nodeName
|
|
*/
|
|
createElement: function(nodeName) {
|
|
var wrapper = new this.Element();
|
|
wrapper.init(this, nodeName);
|
|
return wrapper;
|
|
},
|
|
|
|
/**
|
|
* Dummy function for use in canvas renderer
|
|
*/
|
|
draw: function() {},
|
|
|
|
/**
|
|
* Parse a simple HTML string into SVG tspans
|
|
*
|
|
* @param {Object} textNode The parent text SVG node
|
|
*/
|
|
buildText: function(wrapper) {
|
|
var textNode = wrapper.element,
|
|
lines = pick(wrapper.textStr, '').toString()
|
|
.replace(/<(b|strong)>/g, '<span style="font-weight:bold">')
|
|
.replace(/<(i|em)>/g, '<span style="font-style:italic">')
|
|
.replace(/<a/g, '<span')
|
|
.replace(/<\/(b|strong|i|em|a)>/g, '</span>')
|
|
.split(/<br[^>]?>/g),
|
|
childNodes = textNode.childNodes,
|
|
styleRegex = /style="([^"]+)"/,
|
|
hrefRegex = /href="([^"]+)"/,
|
|
parentX = attr(textNode, 'x'),
|
|
textStyles = wrapper.styles,
|
|
reverse = isFirefox && textStyles && textStyles.HcDirection == 'rtl' && !this.forExport, // issue #38
|
|
arr,
|
|
width = textStyles && pInt(textStyles.width),
|
|
textLineHeight = textStyles && textStyles.lineHeight,
|
|
lastLine,
|
|
i = childNodes.length;
|
|
|
|
// remove old text
|
|
while (i--) {
|
|
textNode.removeChild(childNodes[i]);
|
|
}
|
|
|
|
if (width) {
|
|
this.box.appendChild(textNode); // attach it to the DOM to read offset width
|
|
}
|
|
|
|
each(lines, function(line, lineNo) {
|
|
var spans, spanNo = 0, lineHeight;
|
|
|
|
line = line.replace(/<span/g, '|||<span').replace(/<\/span>/g, '</span>|||');
|
|
spans = line.split('|||');
|
|
|
|
each(spans, function (span) {
|
|
if (span !== '' || spans.length == 1) {
|
|
var attributes = {},
|
|
tspan = doc.createElementNS(SVG_NS, 'tspan');
|
|
if (styleRegex.test(span)) {
|
|
attr(
|
|
tspan,
|
|
'style',
|
|
span.match(styleRegex)[1].replace(/(;| |^)color([ :])/, '$1fill$2')
|
|
);
|
|
}
|
|
if (hrefRegex.test(span)) {
|
|
attr(tspan, 'onclick', 'location.href=\"'+ span.match(hrefRegex)[1] +'\"');
|
|
css(tspan, { cursor: 'pointer' });
|
|
}
|
|
|
|
span = span.replace(/<(.|\n)*?>/g, '') || ' ';
|
|
|
|
// issue #38 workaround.
|
|
if (reverse) {
|
|
arr = [];
|
|
i = span.length;
|
|
while (i--) {
|
|
arr.push(span.charAt(i))
|
|
}
|
|
span = arr.join('');
|
|
}
|
|
|
|
// add the text node
|
|
tspan.appendChild(doc.createTextNode(span));
|
|
|
|
if (!spanNo) { // first span in a line, align it to the left
|
|
attributes.x = parentX;
|
|
} else {
|
|
// Firefox ignores spaces at the front or end of the tspan
|
|
attributes.dx = 3; // space
|
|
}
|
|
|
|
// first span on subsequent line, add the line height
|
|
if (!spanNo) {
|
|
if (lineNo) {
|
|
// Webkit and opera sometimes return 'normal' as the line height. In that
|
|
// case, webkit uses offsetHeight, while Opera falls back to 18
|
|
lineHeight = pInt(window.getComputedStyle(lastLine, null).getPropertyValue('line-height'));
|
|
if (isNaN(lineHeight)) {
|
|
lineHeight = textLineHeight || lastLine.offsetHeight || 18;
|
|
}
|
|
attr(tspan, 'dy', lineHeight);
|
|
}
|
|
lastLine = tspan; // record for use in next line
|
|
}
|
|
|
|
// add attributes
|
|
attr(tspan, attributes);
|
|
|
|
// append it
|
|
textNode.appendChild(tspan);
|
|
|
|
spanNo++;
|
|
|
|
// check width and apply soft breaks
|
|
if (width) {
|
|
var words = span.replace(/-/g, '- ').split(' '),
|
|
tooLong,
|
|
actualWidth,
|
|
rest = [];
|
|
|
|
while (words.length || rest.length) {
|
|
actualWidth = wrapper.getBBox().width;
|
|
tooLong = actualWidth > width;
|
|
if (!tooLong || words.length == 1) { // new line needed
|
|
words = rest;
|
|
rest = [];
|
|
tspan = doc.createElementNS(SVG_NS, 'tspan');
|
|
attr(tspan, {
|
|
x: parentX,
|
|
dy: textLineHeight || 16
|
|
});
|
|
textNode.appendChild(tspan);
|
|
|
|
if (actualWidth > width) { // a single word is pressing it out
|
|
width = actualWidth;
|
|
}
|
|
} else { // append to existing line tspan
|
|
tspan.removeChild(tspan.firstChild);
|
|
rest.unshift(words.pop());
|
|
}
|
|
|
|
tspan.appendChild(doc.createTextNode(words.join(' ').replace(/- /g, '-')));
|
|
}
|
|
|
|
}
|
|
}
|
|
});
|
|
});
|
|
|
|
|
|
},
|
|
|
|
/**
|
|
* Make a straight line crisper by not spilling out to neighbour pixels
|
|
* @param {Array} points
|
|
* @param {Number} width
|
|
*/
|
|
crispLine: function(points, width) {
|
|
// points format: [M, 0, 0, L, 100, 0]
|
|
// normalize to a crisp line
|
|
if (points[1] == points[4]) {
|
|
points[1] = points[4] = mathRound(points[1]) + (width % 2 / 2);
|
|
}
|
|
if (points[2] == points[5]) {
|
|
points[2] = points[5] = mathRound(points[2]) + (width % 2 / 2);
|
|
}
|
|
return points;
|
|
},
|
|
|
|
|
|
/**
|
|
* Draw a path
|
|
* @param {Array} path An SVG path in array form
|
|
*/
|
|
path: function (path) {
|
|
return this.createElement('path').attr({
|
|
d: path,
|
|
fill: NONE
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Draw and return an SVG circle
|
|
* @param {Number} x The x position
|
|
* @param {Number} y The y position
|
|
* @param {Number} r The radius
|
|
*/
|
|
circle: function (x, y, r) {
|
|
var attr = isObject(x) ?
|
|
x :
|
|
{
|
|
x: x,
|
|
y: y,
|
|
r: r
|
|
};
|
|
|
|
return this.createElement('circle').attr(attr);
|
|
},
|
|
|
|
/**
|
|
* Draw and return an arc
|
|
* @param {Number} x X position
|
|
* @param {Number} y Y position
|
|
* @param {Number} r Radius
|
|
* @param {Number} innerR Inner radius like used in donut charts
|
|
* @param {Number} start Starting angle
|
|
* @param {Number} end Ending angle
|
|
*/
|
|
arc: function (x, y, r, innerR, start, end) {
|
|
// arcs are defined as symbols for the ability to set
|
|
// attributes in attr and animate
|
|
|
|
if (isObject(x)) {
|
|
y = x.y;
|
|
r = x.r;
|
|
innerR = x.innerR;
|
|
start = x.start;
|
|
end = x.end;
|
|
x = x.x;
|
|
}
|
|
|
|
return this.symbol('arc', x || 0, y || 0, r || 0, {
|
|
innerR: innerR || 0,
|
|
start: start || 0,
|
|
end: end || 0
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Draw and return a rectangle
|
|
* @param {Number} x Left position
|
|
* @param {Number} y Top position
|
|
* @param {Number} width
|
|
* @param {Number} height
|
|
* @param {Number} r Border corner radius
|
|
* @param {Number} strokeWidth A stroke width can be supplied to allow crisp drawing
|
|
*/
|
|
rect: function (x, y, width, height, r, strokeWidth) {
|
|
|
|
if (arguments.length > 1) {
|
|
var normalizer = (strokeWidth || 0) % 2 / 2;
|
|
|
|
// normalize for crisp edges
|
|
x = mathRound(x || 0) + normalizer;
|
|
y = mathRound(y || 0) + normalizer;
|
|
width = mathRound((width || 0) - 2 * normalizer);
|
|
height = mathRound((height || 0) - 2 * normalizer);
|
|
}
|
|
|
|
var attr = isObject(x) ?
|
|
x : // the attributes can be passed as the first argument
|
|
{
|
|
x: x,
|
|
y: y,
|
|
width: mathMax(width, 0),
|
|
height: mathMax(height, 0)
|
|
};
|
|
|
|
return this.createElement('rect').attr(extend(attr, {
|
|
rx: r || attr.r,
|
|
ry: r || attr.r,
|
|
fill: NONE
|
|
}));
|
|
},
|
|
|
|
/**
|
|
* Resize the box and re-align all aligned elements
|
|
* @param {Object} width
|
|
* @param {Object} height
|
|
* @param {Boolean} animate
|
|
*
|
|
*/
|
|
setSize: function(width, height, animate) {
|
|
var renderer = this,
|
|
alignedObjects = renderer.alignedObjects,
|
|
i = alignedObjects.length;
|
|
|
|
renderer.width = width;
|
|
renderer.height = height;
|
|
|
|
renderer.boxWrapper[pick(animate, true) ? 'animate' : 'attr']({
|
|
width: width,
|
|
height: height
|
|
});
|
|
|
|
while (i--) {
|
|
alignedObjects[i].align();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Create a group
|
|
* @param {String} name The group will be given a class name of 'highcharts-{name}'.
|
|
* This can be used for styling and scripting.
|
|
*/
|
|
g: function(name) {
|
|
return this.createElement('g').attr(
|
|
defined(name) && { 'class': PREFIX + name }
|
|
);
|
|
},
|
|
|
|
/**
|
|
* Display an image
|
|
* @param {String} src
|
|
* @param {Number} x
|
|
* @param {Number} y
|
|
* @param {Number} width
|
|
* @param {Number} height
|
|
*/
|
|
image: function(src, x, y, width, height) {
|
|
var attribs = {
|
|
preserveAspectRatio: NONE
|
|
},
|
|
elemWrapper;
|
|
|
|
// optional properties
|
|
if (arguments.length > 1) {
|
|
extend(attribs, {
|
|
x: x,
|
|
y: y,
|
|
width: width,
|
|
height: height
|
|
});
|
|
}
|
|
|
|
elemWrapper = this.createElement('image').attr(attribs);
|
|
|
|
// set the href in the xlink namespace
|
|
elemWrapper.element.setAttributeNS('http://www.w3.org/1999/xlink',
|
|
'href', src);
|
|
|
|
return elemWrapper;
|
|
},
|
|
|
|
/**
|
|
* Draw a symbol out of pre-defined shape paths from the namespace 'symbol' object.
|
|
*
|
|
* @param {Object} symbol
|
|
* @param {Object} x
|
|
* @param {Object} y
|
|
* @param {Object} radius
|
|
* @param {Object} options
|
|
*/
|
|
symbol: function(symbol, x, y, radius, options) {
|
|
|
|
var obj,
|
|
|
|
// get the symbol definition function
|
|
symbolFn = this.symbols[symbol],
|
|
|
|
// check if there's a path defined for this symbol
|
|
path = symbolFn && symbolFn(
|
|
x,
|
|
y,
|
|
radius,
|
|
options
|
|
),
|
|
|
|
imageRegex = /^url\((.*?)\)$/,
|
|
imageSrc;
|
|
|
|
if (path) {
|
|
|
|
obj = this.path(path);
|
|
// expando properties for use in animate and attr
|
|
extend(obj, {
|
|
symbolName: symbol,
|
|
x: x,
|
|
y: y,
|
|
r: radius
|
|
});
|
|
if (options) {
|
|
extend(obj, options);
|
|
}
|
|
|
|
|
|
// image symbols
|
|
} else if (imageRegex.test(symbol)) {
|
|
|
|
imageSrc = symbol.match(imageRegex)[1];
|
|
|
|
// create the image synchronously, add attribs async
|
|
obj = this.image(imageSrc)
|
|
.attr({
|
|
x: x,
|
|
y: y
|
|
});
|
|
|
|
// create a dummy JavaScript image to get the width and height
|
|
createElement('img', {
|
|
onload: function() {
|
|
var img = this,
|
|
size = symbolSizes[img.src] || [img.width, img.height];
|
|
obj.attr({
|
|
width: size[0],
|
|
height: size[1]
|
|
}).translate(
|
|
-mathRound(size[0] / 2),
|
|
-mathRound(size[1] / 2)
|
|
);
|
|
},
|
|
src: imageSrc
|
|
});
|
|
|
|
// default circles
|
|
} else {
|
|
obj = this.circle(x, y, radius);
|
|
}
|
|
|
|
return obj;
|
|
},
|
|
|
|
/**
|
|
* An extendable collection of functions for defining symbol paths.
|
|
*/
|
|
symbols: {
|
|
'square': function (x, y, radius) {
|
|
var len = 0.707 * radius;
|
|
return [
|
|
M, x-len, y-len,
|
|
L, x+len, y-len,
|
|
x+len, y+len,
|
|
x-len, y+len,
|
|
'Z'
|
|
];
|
|
},
|
|
|
|
'triangle': function (x, y, radius) {
|
|
return [
|
|
M, x, y-1.33 * radius,
|
|
L, x+radius, y + 0.67 * radius,
|
|
x-radius, y + 0.67 * radius,
|
|
'Z'
|
|
];
|
|
},
|
|
|
|
'triangle-down': function (x, y, radius) {
|
|
return [
|
|
M, x, y + 1.33 * radius,
|
|
L, x-radius, y-0.67 * radius,
|
|
x+radius, y-0.67 * radius,
|
|
'Z'
|
|
];
|
|
},
|
|
'diamond': function (x, y, radius) {
|
|
return [
|
|
M, x, y-radius,
|
|
L, x+radius, y,
|
|
x, y+radius,
|
|
x-radius, y,
|
|
'Z'
|
|
];
|
|
},
|
|
'arc': function (x, y, radius, options) {
|
|
var start = options.start,
|
|
end = options.end - 0.000001, // to prevent cos and sin of start and end from becoming equal on 360 arcs
|
|
innerRadius = options.innerR,
|
|
cosStart = mathCos(start),
|
|
sinStart = mathSin(start),
|
|
cosEnd = mathCos(end),
|
|
sinEnd = mathSin(end),
|
|
longArc = options.end - start < mathPI ? 0 : 1;
|
|
|
|
return [
|
|
M,
|
|
x + radius * cosStart,
|
|
y + radius * sinStart,
|
|
'A', // arcTo
|
|
radius, // x radius
|
|
radius, // y radius
|
|
0, // slanting
|
|
longArc, // long or short arc
|
|
1, // clockwise
|
|
x + radius * cosEnd,
|
|
y + radius * sinEnd,
|
|
L,
|
|
x + innerRadius * cosEnd,
|
|
y + innerRadius * sinEnd,
|
|
'A', // arcTo
|
|
innerRadius, // x radius
|
|
innerRadius, // y radius
|
|
0, // slanting
|
|
longArc, // long or short arc
|
|
0, // clockwise
|
|
x + innerRadius * cosStart,
|
|
y + innerRadius * sinStart,
|
|
|
|
'Z' // close
|
|
];
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Define a clipping rectangle
|
|
* @param {String} id
|
|
* @param {Number} x
|
|
* @param {Number} y
|
|
* @param {Number} width
|
|
* @param {Number} height
|
|
*/
|
|
clipRect: function (x, y, width, height) {
|
|
var wrapper,
|
|
id = PREFIX + idCounter++,
|
|
|
|
clipPath = this.createElement('clipPath').attr({
|
|
id: id
|
|
}).add(this.defs);
|
|
|
|
wrapper = this.rect(x, y, width, height, 0).add(clipPath);
|
|
wrapper.id = id;
|
|
|
|
return wrapper;
|
|
},
|
|
|
|
|
|
/**
|
|
* Take a color and return it if it's a string, make it a gradient if it's a
|
|
* gradient configuration object
|
|
*
|
|
* @param {Object} color The color or config object
|
|
*/
|
|
color: function(color, elem, prop) {
|
|
var colorObject,
|
|
regexRgba = /^rgba/;
|
|
if (color && color.linearGradient) {
|
|
var renderer = this,
|
|
strLinearGradient = 'linearGradient',
|
|
linearGradient = color[strLinearGradient],
|
|
id = PREFIX + idCounter++,
|
|
gradientObject,
|
|
stopColor,
|
|
stopOpacity;
|
|
gradientObject = renderer.createElement(strLinearGradient).attr({
|
|
id: id,
|
|
gradientUnits: 'userSpaceOnUse',
|
|
x1: linearGradient[0],
|
|
y1: linearGradient[1],
|
|
x2: linearGradient[2],
|
|
y2: linearGradient[3]
|
|
}).add(renderer.defs);
|
|
|
|
each(color.stops, function(stop) {
|
|
if (regexRgba.test(stop[1])) {
|
|
colorObject = Color(stop[1]);
|
|
stopColor = colorObject.get('rgb');
|
|
stopOpacity = colorObject.get('a');
|
|
} else {
|
|
stopColor = stop[1];
|
|
stopOpacity = 1;
|
|
}
|
|
renderer.createElement('stop').attr({
|
|
offset: stop[0],
|
|
'stop-color': stopColor,
|
|
'stop-opacity': stopOpacity
|
|
}).add(gradientObject);
|
|
});
|
|
|
|
return 'url('+ this.url +'#'+ id +')';
|
|
|
|
// Webkit and Batik can't show rgba.
|
|
} else if (regexRgba.test(color)) {
|
|
colorObject = Color(color);
|
|
attr(elem, prop +'-opacity', colorObject.get('a'));
|
|
|
|
return colorObject.get('rgb');
|
|
|
|
|
|
} else {
|
|
return color;
|
|
}
|
|
|
|
},
|
|
|
|
|
|
/**
|
|
* Add text to the SVG object
|
|
* @param {String} str
|
|
* @param {Number} x Left position
|
|
* @param {Number} y Top position
|
|
*/
|
|
text: function(str, x, y) {
|
|
|
|
// declare variables
|
|
var defaultChartStyle = defaultOptions.chart.style,
|
|
wrapper;
|
|
|
|
x = mathRound(pick(x, 0));
|
|
y = mathRound(pick(y, 0));
|
|
|
|
wrapper = this.createElement('text')
|
|
.attr({
|
|
x: x,
|
|
y: y,
|
|
text: str
|
|
})
|
|
.css({
|
|
'font-family': defaultChartStyle.fontFamily,
|
|
'font-size': defaultChartStyle.fontSize
|
|
});
|
|
|
|
wrapper.x = x;
|
|
wrapper.y = y;
|
|
return wrapper;
|
|
}
|
|
}; // end SVGRenderer
|
|
|
|
|
|
|
|
|
|
/* ****************************************************************************
|
|
* *
|
|
* START OF INTERNET EXPLORER <= 8 SPECIFIC CODE *
|
|
* *
|
|
* For applications and websites that don't need IE support, like platform *
|
|
* targeted mobile apps and web apps, this code can be removed. *
|
|
* *
|
|
*****************************************************************************/
|
|
var VMLRenderer;
|
|
if (!hasSVG && !useCanVG) {
|
|
|
|
/**
|
|
* The VML element wrapper.
|
|
*/
|
|
var VMLElement = extendClass( SVGElement, {
|
|
|
|
/**
|
|
* Initialize a new VML element wrapper. It builds the markup as a string
|
|
* to minimize DOM traffic.
|
|
* @param {Object} renderer
|
|
* @param {Object} nodeName
|
|
*/
|
|
init: function(renderer, nodeName) {
|
|
var markup = ['<', nodeName, ' filled="f" stroked="f"'],
|
|
style = ['position: ', ABSOLUTE, ';'];
|
|
|
|
// divs and shapes need size
|
|
if (nodeName == 'shape' || nodeName == DIV) {
|
|
style.push('left:0;top:0;width:10px;height:10px;');
|
|
}
|
|
if (docMode8) {
|
|
style.push('visibility: ', nodeName == DIV ? HIDDEN : VISIBLE);
|
|
}
|
|
|
|
markup.push(' style="', style.join(''), '"/>');
|
|
|
|
// create element with default attributes and style
|
|
if (nodeName) {
|
|
markup = nodeName == DIV || nodeName == 'span' || nodeName == 'img' ?
|
|
markup.join('')
|
|
: renderer.prepVML(markup);
|
|
this.element = createElement(markup);
|
|
}
|
|
|
|
this.renderer = renderer;
|
|
},
|
|
|
|
/**
|
|
* Add the node to the given parent
|
|
* @param {Object} parent
|
|
*/
|
|
add: function(parent) {
|
|
var wrapper = this,
|
|
renderer = wrapper.renderer,
|
|
element = wrapper.element,
|
|
box = renderer.box,
|
|
inverted = parent && parent.inverted,
|
|
|
|
// get the parent node
|
|
parentNode = parent ?
|
|
parent.element || parent :
|
|
box;
|
|
|
|
|
|
// if the parent group is inverted, apply inversion on all children
|
|
if (inverted) { // only on groups
|
|
renderer.invertChild(element, parentNode);
|
|
}
|
|
|
|
// issue #140 workaround - related to #61 and #74
|
|
if (docMode8 && parentNode.gVis == HIDDEN) {
|
|
css(element, { visibility: HIDDEN });
|
|
}
|
|
|
|
// append it
|
|
parentNode.appendChild(element);
|
|
|
|
// align text after adding to be able to read offset
|
|
wrapper.added = true;
|
|
if (wrapper.alignOnAdd) {
|
|
wrapper.updateTransform();
|
|
}
|
|
|
|
return wrapper;
|
|
},
|
|
|
|
/**
|
|
* Get or set attributes
|
|
*/
|
|
attr: function(hash, val) {
|
|
var key,
|
|
value,
|
|
i,
|
|
element = this.element || {},
|
|
elemStyle = element.style,
|
|
nodeName = element.nodeName,
|
|
renderer = this.renderer,
|
|
symbolName = this.symbolName,
|
|
childNodes,
|
|
hasSetSymbolSize,
|
|
shadows = this.shadows,
|
|
skipAttr,
|
|
ret = this;
|
|
|
|
// single key-value pair
|
|
if (isString(hash) && defined(val)) {
|
|
key = hash;
|
|
hash = {};
|
|
hash[key] = val;
|
|
}
|
|
|
|
// used as a getter, val is undefined
|
|
if (isString(hash)) {
|
|
key = hash;
|
|
if (key == 'strokeWidth' || key == 'stroke-width') {
|
|
ret = this.strokeweight;
|
|
} else {
|
|
ret = this[key];
|
|
}
|
|
|
|
// setter
|
|
} else {
|
|
for (key in hash) {
|
|
value = hash[key];
|
|
skipAttr = false;
|
|
|
|
// prepare paths
|
|
// symbols
|
|
if (symbolName && /^(x|y|r|start|end|width|height|innerR)/.test(key)) {
|
|
// if one of the symbol size affecting parameters are changed,
|
|
// check all the others only once for each call to an element's
|
|
// .attr() method
|
|
if (!hasSetSymbolSize) {
|
|
|
|
this.symbolAttr(hash);
|
|
|
|
hasSetSymbolSize = true;
|
|
}
|
|
|
|
skipAttr = true;
|
|
|
|
} else if (key == 'd') {
|
|
value = value || [];
|
|
this.d = value.join(' '); // used in getter for animation
|
|
|
|
// convert paths
|
|
i = value.length;
|
|
var convertedPath = [];
|
|
while (i--) {
|
|
|
|
// Multiply by 10 to allow subpixel precision.
|
|
// Substracting half a pixel seems to make the coordinates
|
|
// align with SVG, but this hasn't been tested thoroughly
|
|
if (isNumber(value[i])) {
|
|
convertedPath[i] = mathRound(value[i] * 10) - 5;
|
|
}
|
|
// close the path
|
|
else if (value[i] == 'Z') {
|
|
convertedPath[i] = 'x';
|
|
}
|
|
else {
|
|
convertedPath[i] = value[i];
|
|
}
|
|
|
|
}
|
|
value = convertedPath.join(' ') || 'x';
|
|
element.path = value;
|
|
|
|
// update shadows
|
|
if (shadows) {
|
|
i = shadows.length;
|
|
while (i--) {
|
|
shadows[i].path = value;
|
|
}
|
|
}
|
|
skipAttr = true;
|
|
|
|
// directly mapped to css
|
|
} else if (key == 'zIndex' || key == 'visibility') {
|
|
|
|
// issue 61 workaround
|
|
if (docMode8 && key == 'visibility' && nodeName == 'DIV') {
|
|
element.gVis = value;
|
|
childNodes = element.childNodes;
|
|
i = childNodes.length;
|
|
while (i--) {
|
|
css(childNodes[i], { visibility: value });
|
|
}
|
|
if (value == VISIBLE) { // issue 74
|
|
value = null;
|
|
}
|
|
}
|
|
|
|
if (value) {
|
|
elemStyle[key] = value;
|
|
}
|
|
|
|
|
|
|
|
skipAttr = true;
|
|
|
|
// width and height
|
|
} else if (/^(width|height)$/.test(key)) {
|
|
|
|
|
|
// clipping rectangle special
|
|
if (this.updateClipping) {
|
|
this[key] = value;
|
|
this.updateClipping();
|
|
|
|
} else {
|
|
// normal
|
|
elemStyle[key] = value;
|
|
}
|
|
|
|
skipAttr = true;
|
|
|
|
// x and y
|
|
} else if (/^(x|y)$/.test(key)) {
|
|
|
|
this[key] = value; // used in getter
|
|
|
|
if (element.tagName == 'SPAN') {
|
|
this.updateTransform();
|
|
|
|
} else {
|
|
elemStyle[{ x: 'left', y: 'top' }[key]] = value;
|
|
}
|
|
|
|
// class name
|
|
} else if (key == 'class') {
|
|
// IE8 Standards mode has problems retrieving the className
|
|
element.className = value;
|
|
|
|
// stroke
|
|
} else if (key == 'stroke') {
|
|
|
|
value = renderer.color(value, element, key);
|
|
|
|
key = 'strokecolor';
|
|
|
|
// stroke width
|
|
} else if (key == 'stroke-width' || key == 'strokeWidth') {
|
|
element.stroked = value ? true : false;
|
|
key = 'strokeweight';
|
|
this[key] = value; // used in getter, issue #113
|
|
if (isNumber(value)) {
|
|
value += PX;
|
|
}
|
|
|
|
// dashStyle
|
|
} else if (key == 'dashstyle') {
|
|
var strokeElem = element.getElementsByTagName('stroke')[0] ||
|
|
createElement(renderer.prepVML(['<stroke/>']), null, null, element);
|
|
strokeElem[key] = value || 'solid';
|
|
this.dashstyle = value; /* because changing stroke-width will change the dash length
|
|
and cause an epileptic effect */
|
|
skipAttr = true;
|
|
|
|
// fill
|
|
} else if (key == 'fill') {
|
|
|
|
if (nodeName == 'SPAN') { // text color
|
|
elemStyle.color = value;
|
|
} else {
|
|
element.filled = value != NONE ? true : false;
|
|
|
|
value = renderer.color(value, element, key);
|
|
|
|
key = 'fillcolor';
|
|
}
|
|
|
|
// translation for animation
|
|
} else if (key == 'translateX' || key == 'translateY' || key == 'rotation' || key == 'align') {
|
|
if (key == 'align') {
|
|
key = 'textAlign';
|
|
}
|
|
this[key] = value;
|
|
this.updateTransform();
|
|
|
|
skipAttr = true;
|
|
}
|
|
|
|
// text for rotated and non-rotated elements
|
|
else if (key == 'text') {
|
|
element.innerHTML = value;
|
|
skipAttr = true;
|
|
}
|
|
|
|
|
|
// let the shadow follow the main element
|
|
if (shadows && key == 'visibility') {
|
|
i = shadows.length;
|
|
while (i--) {
|
|
shadows[i].style[key] = value;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
if (!skipAttr) {
|
|
if (docMode8) { // IE8 setAttribute bug
|
|
element[key] = value;
|
|
} else {
|
|
attr(element, key, value);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return ret;
|
|
},
|
|
|
|
/**
|
|
* Set the element's clipping to a predefined rectangle
|
|
*
|
|
* @param {String} id The id of the clip rectangle
|
|
*/
|
|
clip: function(clipRect) {
|
|
var wrapper = this,
|
|
clipMembers = clipRect.members;
|
|
|
|
clipMembers.push(wrapper);
|
|
wrapper.destroyClip = function() {
|
|
erase(clipMembers, wrapper);
|
|
};
|
|
return wrapper.css(clipRect.getCSS(wrapper.inverted));
|
|
},
|
|
|
|
/**
|
|
* Set styles for the element
|
|
* @param {Object} styles
|
|
*/
|
|
css: function(styles) {
|
|
var wrapper = this,
|
|
element = wrapper.element,
|
|
textWidth = styles && styles.width && element.tagName == 'SPAN';
|
|
|
|
if (textWidth) {
|
|
extend(styles, {
|
|
display: 'block',
|
|
whiteSpace: 'normal'
|
|
});
|
|
}
|
|
wrapper.styles = extend(wrapper.styles, styles);
|
|
css(wrapper.element, styles);
|
|
|
|
if (textWidth) {
|
|
wrapper.updateTransform();
|
|
}
|
|
|
|
return wrapper;
|
|
},
|
|
|
|
/**
|
|
* Extend element.destroy by removing it from the clip members array
|
|
*/
|
|
destroy: function() {
|
|
var wrapper = this;
|
|
|
|
if (wrapper.destroyClip) {
|
|
wrapper.destroyClip();
|
|
}
|
|
|
|
SVGElement.prototype.destroy.apply(wrapper);
|
|
},
|
|
|
|
/**
|
|
* Remove all child nodes of a group, except the v:group element
|
|
*/
|
|
empty: function() {
|
|
var element = this.element,
|
|
childNodes = element.childNodes,
|
|
i = childNodes.length,
|
|
node;
|
|
|
|
while (i--) {
|
|
node = childNodes[i];
|
|
node.parentNode.removeChild(node);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* VML override for calculating the bounding box based on offsets
|
|
*
|
|
* @return {Object} A hash containing values for x, y, width and height
|
|
*/
|
|
|
|
getBBox: function() {
|
|
var element = this.element;
|
|
|
|
// faking getBBox in exported SVG in legacy IE
|
|
if (element.nodeName == 'text') {
|
|
element.style.position = ABSOLUTE;
|
|
}
|
|
|
|
return {
|
|
x: element.offsetLeft,
|
|
y: element.offsetTop,
|
|
width: element.offsetWidth,
|
|
height: element.offsetHeight
|
|
};
|
|
|
|
},
|
|
|
|
/**
|
|
* Add an event listener. VML override for normalizing event parameters.
|
|
* @param {String} eventType
|
|
* @param {Function} handler
|
|
*/
|
|
on: function(eventType, handler) {
|
|
// simplest possible event model for internal use
|
|
this.element['on'+ eventType] = function() {
|
|
var evt = win.event;
|
|
evt.target = evt.srcElement;
|
|
handler(evt);
|
|
};
|
|
return this;
|
|
},
|
|
|
|
|
|
/**
|
|
* VML override private method to update elements based on internal
|
|
* properties based on SVG transform
|
|
*/
|
|
updateTransform: function(hash) {
|
|
// aligning non added elements is expensive
|
|
if (!this.added) {
|
|
this.alignOnAdd = true;
|
|
return;
|
|
}
|
|
|
|
var wrapper = this,
|
|
elem = wrapper.element,
|
|
translateX = wrapper.translateX || 0,
|
|
translateY = wrapper.translateY || 0,
|
|
x = wrapper.x || 0,
|
|
y = wrapper.y || 0,
|
|
align = wrapper.textAlign || 'left',
|
|
alignCorrection = { left: 0, center: 0.5, right: 1 }[align],
|
|
nonLeft = align && align != 'left';
|
|
|
|
// apply translate
|
|
if (translateX || translateY) {
|
|
wrapper.css({
|
|
marginLeft: translateX,
|
|
marginTop: translateY
|
|
});
|
|
}
|
|
|
|
// apply inversion
|
|
if (wrapper.inverted) { // wrapper is a group
|
|
each(elem.childNodes, function(child) {
|
|
wrapper.renderer.invertChild(child, elem);
|
|
});
|
|
}
|
|
|
|
if (elem.tagName == 'SPAN') {
|
|
|
|
var width, height,
|
|
rotation = wrapper.rotation,
|
|
lineHeight,
|
|
radians = 0,
|
|
costheta = 1,
|
|
sintheta = 0,
|
|
quad,
|
|
xCorr = wrapper.xCorr || 0,
|
|
yCorr = wrapper.yCorr || 0,
|
|
currentTextTransform = [rotation, align, elem.innerHTML, elem.style.width].join(',');
|
|
|
|
if (currentTextTransform != wrapper.cTT) { // do the calculations and DOM access only if properties changed
|
|
|
|
if (defined(rotation)) {
|
|
radians = rotation * deg2rad; // deg to rad
|
|
costheta = mathCos(radians);
|
|
sintheta = mathSin(radians);
|
|
|
|
// Adjust for alignment and rotation.
|
|
// Test case: http://highcharts.com/tests/?file=text-rotation
|
|
css(elem, {
|
|
filter: rotation ? ['progid:DXImageTransform.Microsoft.Matrix(M11=', costheta,
|
|
', M12=', -sintheta, ', M21=', sintheta, ', M22=', costheta,
|
|
', sizingMethod=\'auto expand\')'].join('') : NONE
|
|
});
|
|
}
|
|
|
|
width = elem.offsetWidth;
|
|
height = elem.offsetHeight;
|
|
|
|
// correct x and y
|
|
lineHeight = mathRound(pInt(elem.style.fontSize || 12) * 1.2);
|
|
xCorr = costheta < 0 && -width;
|
|
yCorr = sintheta < 0 && -height;
|
|
|
|
// correct for lineHeight and corners spilling out after rotation
|
|
quad = costheta * sintheta < 0;
|
|
xCorr += sintheta * lineHeight * (quad ? 1 - alignCorrection : alignCorrection);
|
|
yCorr -= costheta * lineHeight * (rotation ? (quad ? alignCorrection : 1 - alignCorrection) : 1);
|
|
|
|
// correct for the length/height of the text
|
|
if (nonLeft) {
|
|
xCorr -= width * alignCorrection * (costheta < 0 ? -1 : 1);
|
|
if (rotation) {
|
|
yCorr -= height * alignCorrection * (sintheta < 0 ? -1 : 1);
|
|
}
|
|
css(elem, {
|
|
textAlign: align
|
|
});
|
|
}
|
|
|
|
// record correction
|
|
wrapper.xCorr = xCorr;
|
|
wrapper.yCorr = yCorr;
|
|
}
|
|
|
|
// apply position with correction
|
|
css(elem, {
|
|
left: x + xCorr,
|
|
top: y + yCorr
|
|
});
|
|
|
|
// record current text transform
|
|
wrapper.cTT = currentTextTransform;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Apply a drop shadow by copying elements and giving them different strokes
|
|
* @param {Boolean} apply
|
|
*/
|
|
shadow: function(apply) {
|
|
var shadows = [],
|
|
i,
|
|
element = this.element,
|
|
renderer = this.renderer,
|
|
shadow,
|
|
elemStyle = element.style,
|
|
markup,
|
|
path = element.path;
|
|
|
|
// the path is some mysterious string-like object that can be cast to a string
|
|
if (''+ element.path === '') {
|
|
path = 'x';
|
|
}
|
|
|
|
if (apply) {
|
|
for (i = 1; i <= 3; i++) {
|
|
markup = ['<shape isShadow="true" strokeweight="', ( 7 - 2 * i ) ,
|
|
'" filled="false" path="', path,
|
|
'" coordsize="100,100" style="', element.style.cssText, '" />'];
|
|
shadow = createElement(renderer.prepVML(markup),
|
|
null, {
|
|
left: pInt(elemStyle.left) + 1,
|
|
top: pInt(elemStyle.top) + 1
|
|
}
|
|
);
|
|
|
|
// apply the opacity
|
|
markup = ['<stroke color="black" opacity="', (0.05 * i), '"/>'];
|
|
createElement(renderer.prepVML(markup), null, null, shadow);
|
|
|
|
|
|
// insert it
|
|
element.parentNode.insertBefore(shadow, element);
|
|
|
|
// record it
|
|
shadows.push(shadow);
|
|
|
|
}
|
|
|
|
this.shadows = shadows;
|
|
}
|
|
return this;
|
|
|
|
}
|
|
});
|
|
|
|
/**
|
|
* The VML renderer
|
|
*/
|
|
VMLRenderer = function() {
|
|
this.init.apply(this, arguments);
|
|
};
|
|
VMLRenderer.prototype = merge( SVGRenderer.prototype, { // inherit SVGRenderer
|
|
|
|
isIE8: userAgent.indexOf('MSIE 8.0') > -1,
|
|
|
|
|
|
/**
|
|
* Initialize the VMLRenderer
|
|
* @param {Object} container
|
|
* @param {Number} width
|
|
* @param {Number} height
|
|
*/
|
|
init: function(container, width, height) {
|
|
var renderer = this,
|
|
boxWrapper;
|
|
|
|
renderer.Element = VMLElement;
|
|
renderer.alignedObjects = [];
|
|
|
|
boxWrapper = renderer.createElement(DIV);
|
|
container.appendChild(boxWrapper.element);
|
|
|
|
|
|
// generate the containing box
|
|
renderer.box = boxWrapper.element;
|
|
renderer.boxWrapper = boxWrapper;
|
|
|
|
|
|
renderer.setSize(width, height, false);
|
|
|
|
// The only way to make IE6 and IE7 print is to use a global namespace. However,
|
|
// with IE8 the only way to make the dynamic shapes visible in screen and print mode
|
|
// seems to be to add the xmlns attribute and the behaviour style inline.
|
|
if (!doc.namespaces.hcv) {
|
|
|
|
doc.namespaces.add('hcv', 'urn:schemas-microsoft-com:vml');
|
|
|
|
// setup default css
|
|
doc.createStyleSheet().cssText =
|
|
'hcv\\:fill, hcv\\:path, hcv\\:shape, hcv\\:stroke'+
|
|
'{ behavior:url(#default#VML); display: inline-block; } ';
|
|
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Define a clipping rectangle. In VML it is accomplished by storing the values
|
|
* for setting the CSS style to all associated members.
|
|
*
|
|
* @param {Number} x
|
|
* @param {Number} y
|
|
* @param {Number} width
|
|
* @param {Number} height
|
|
*/
|
|
clipRect: function (x, y, width, height) {
|
|
|
|
// create a dummy element
|
|
var clipRect = this.createElement();
|
|
|
|
// mimic a rectangle with its style object for automatic updating in attr
|
|
return extend(clipRect, {
|
|
members: [],
|
|
left: x,
|
|
top: y,
|
|
width: width,
|
|
height: height,
|
|
getCSS: function(inverted) {
|
|
var rect = this,//clipRect.element.style,
|
|
top = rect.top,
|
|
left = rect.left,
|
|
right = left + rect.width,
|
|
bottom = top + rect.height,
|
|
ret = {
|
|
clip: 'rect('+
|
|
mathRound(inverted ? left : top) + 'px,'+
|
|
mathRound(inverted ? bottom : right) + 'px,'+
|
|
mathRound(inverted ? right : bottom) + 'px,'+
|
|
mathRound(inverted ? top : left) +'px)'
|
|
};
|
|
|
|
// issue 74 workaround
|
|
if (!inverted && docMode8) {
|
|
extend(ret, {
|
|
width: right +PX,
|
|
height: bottom +PX
|
|
});
|
|
}
|
|
return ret;
|
|
},
|
|
|
|
// used in attr and animation to update the clipping of all members
|
|
updateClipping: function() {
|
|
each(clipRect.members, function(member) {
|
|
member.css(clipRect.getCSS(member.inverted));
|
|
});
|
|
}
|
|
});
|
|
|
|
},
|
|
|
|
|
|
/**
|
|
* Take a color and return it if it's a string, make it a gradient if it's a
|
|
* gradient configuration object, and apply opacity.
|
|
*
|
|
* @param {Object} color The color or config object
|
|
*/
|
|
color: function(color, elem, prop) {
|
|
var colorObject,
|
|
regexRgba = /^rgba/,
|
|
markup;
|
|
|
|
if (color && color.linearGradient) {
|
|
|
|
var stopColor,
|
|
stopOpacity,
|
|
linearGradient = color.linearGradient,
|
|
angle,
|
|
color1,
|
|
opacity1,
|
|
color2,
|
|
opacity2;
|
|
|
|
each(color.stops, function(stop, i) {
|
|
if (regexRgba.test(stop[1])) {
|
|
colorObject = Color(stop[1]);
|
|
stopColor = colorObject.get('rgb');
|
|
stopOpacity = colorObject.get('a');
|
|
} else {
|
|
stopColor = stop[1];
|
|
stopOpacity = 1;
|
|
}
|
|
|
|
if (!i) { // first
|
|
color1 = stopColor;
|
|
opacity1 = stopOpacity;
|
|
} else {
|
|
color2 = stopColor;
|
|
opacity2 = stopOpacity;
|
|
}
|
|
});
|
|
|
|
|
|
|
|
// calculate the angle based on the linear vector
|
|
angle = 90 - math.atan(
|
|
(linearGradient[3] - linearGradient[1]) / // y vector
|
|
(linearGradient[2] - linearGradient[0]) // x vector
|
|
) * 180 / mathPI;
|
|
|
|
// when colors attribute is used, the meanings of opacity and o:opacity2
|
|
// are reversed.
|
|
markup = ['<', prop, ' colors="0% ', color1, ',100% ', color2, '" angle="', angle,
|
|
'" opacity="', opacity2, '" o:opacity2="', opacity1,
|
|
'" type="gradient" focus="100%" />'];
|
|
createElement(this.prepVML(markup), null, null, elem);
|
|
|
|
|
|
|
|
// if the color is an rgba color, split it and add a fill node
|
|
// to hold the opacity component
|
|
} else if (regexRgba.test(color) && elem.tagName != 'IMG') {
|
|
|
|
colorObject = Color(color);
|
|
|
|
markup = ['<', prop, ' opacity="', colorObject.get('a'), '"/>'];
|
|
createElement(this.prepVML(markup), null, null, elem);
|
|
|
|
return colorObject.get('rgb');
|
|
|
|
|
|
} else {
|
|
return color;
|
|
}
|
|
|
|
},
|
|
|
|
/**
|
|
* Take a VML string and prepare it for either IE8 or IE6/IE7.
|
|
* @param {Array} markup A string array of the VML markup to prepare
|
|
*/
|
|
prepVML: function(markup) {
|
|
var vmlStyle = 'display:inline-block;behavior:url(#default#VML);',
|
|
isIE8 = this.isIE8;
|
|
|
|
markup = markup.join('');
|
|
|
|
if (isIE8) { // add xmlns and style inline
|
|
markup = markup.replace('/>', ' xmlns="urn:schemas-microsoft-com:vml" />');
|
|
if (markup.indexOf('style="') == -1) {
|
|
markup = markup.replace('/>', ' style="'+ vmlStyle +'" />');
|
|
} else {
|
|
markup = markup.replace('style="', 'style="'+ vmlStyle);
|
|
}
|
|
|
|
} else { // add namespace
|
|
markup = markup.replace('<', '<hcv:');
|
|
}
|
|
|
|
return markup;
|
|
},
|
|
|
|
/**
|
|
* Create rotated and aligned text
|
|
* @param {String} str
|
|
* @param {Number} x
|
|
* @param {Number} y
|
|
*/
|
|
text: function(str, x, y) {
|
|
|
|
var defaultChartStyle = defaultOptions.chart.style;
|
|
|
|
return this.createElement('span')
|
|
.attr({
|
|
text: str,
|
|
x: mathRound(x),
|
|
y: mathRound(y)
|
|
})
|
|
.css({
|
|
whiteSpace: 'nowrap',
|
|
fontFamily: defaultChartStyle.fontFamily,
|
|
fontSize: defaultChartStyle.fontSize
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Create and return a path element
|
|
* @param {Array} path
|
|
*/
|
|
path: function (path) {
|
|
// create the shape
|
|
return this.createElement('shape').attr({
|
|
// subpixel precision down to 0.1 (width and height = 10px)
|
|
coordsize: '100 100',
|
|
d: path
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Create and return a circle element. In VML circles are implemented as
|
|
* shapes, which is faster than v:oval
|
|
* @param {Number} x
|
|
* @param {Number} y
|
|
* @param {Number} r
|
|
*/
|
|
circle: function(x, y, r) {
|
|
return this.path(this.symbols.circle(x, y, r));
|
|
},
|
|
|
|
/**
|
|
* Create a group using an outer div and an inner v:group to allow rotating
|
|
* and flipping. A simple v:group would have problems with positioning
|
|
* child HTML elements and CSS clip.
|
|
*
|
|
* @param {String} name The name of the group
|
|
*/
|
|
g: function(name) {
|
|
var wrapper,
|
|
attribs;
|
|
|
|
// set the class name
|
|
if (name) {
|
|
attribs = { 'className': PREFIX + name, 'class': PREFIX + name };
|
|
}
|
|
|
|
// the div to hold HTML and clipping
|
|
wrapper = this.createElement(DIV).attr(attribs);
|
|
|
|
return wrapper;
|
|
},
|
|
|
|
/**
|
|
* VML override to create a regular HTML image
|
|
* @param {String} src
|
|
* @param {Number} x
|
|
* @param {Number} y
|
|
* @param {Number} width
|
|
* @param {Number} height
|
|
*/
|
|
image: function(src, x, y, width, height) {
|
|
var obj = this.createElement('img')
|
|
.attr({ src: src });
|
|
|
|
if (arguments.length > 1) {
|
|
obj.css({
|
|
left: x,
|
|
top: y,
|
|
width: width,
|
|
height: height
|
|
});
|
|
}
|
|
return obj;
|
|
},
|
|
|
|
/**
|
|
* VML uses a shape for rect to overcome bugs and rotation problems
|
|
*/
|
|
rect: function(x, y, width, height, r, strokeWidth) {
|
|
// todo: share this code with SVG
|
|
if (arguments.length > 1) {
|
|
var normalizer = (strokeWidth || 0) % 2 / 2;
|
|
|
|
// normalize for crisp edges
|
|
x = mathRound(x || 0) + normalizer;
|
|
y = mathRound(y || 0) + normalizer;
|
|
width = mathRound((width || 0) - 2 * normalizer);
|
|
height = mathRound((height || 0) - 2 * normalizer);
|
|
}
|
|
|
|
if (isObject(x)) { // the attributes can be passed as the first argument
|
|
y = x.y;
|
|
width = x.width;
|
|
height = x.height;
|
|
r = x.r;
|
|
x = x.x;
|
|
}
|
|
|
|
return this.symbol('rect', x || 0, y || 0, r || 0, {
|
|
width: width || 0,
|
|
height: height || 0
|
|
});
|
|
},
|
|
|
|
/**
|
|
* In the VML renderer, each child of an inverted div (group) is inverted
|
|
* @param {Object} element
|
|
* @param {Object} parentNode
|
|
*/
|
|
invertChild: function(element, parentNode) {
|
|
var parentStyle = parentNode.style;
|
|
|
|
css(element, {
|
|
flip: 'x',
|
|
left: pInt(parentStyle.width) - 10,
|
|
top: pInt(parentStyle.height) - 10,
|
|
rotation: -90
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Symbol definitions that override the parent SVG renderer's symbols
|
|
*
|
|
*/
|
|
symbols: {
|
|
// VML specific arc function
|
|
arc: function (x, y, radius, options) {
|
|
var start = options.start,
|
|
end = options.end,
|
|
cosStart = mathCos(start),
|
|
sinStart = mathSin(start),
|
|
cosEnd = mathCos(end),
|
|
sinEnd = mathSin(end),
|
|
innerRadius = options.innerR,
|
|
circleCorrection = 0.07 / radius,
|
|
innerCorrection = innerRadius && 0.1 / innerRadius || 0;
|
|
|
|
if (end - start === 0) { // no angle, don't show it.
|
|
return ['x'];
|
|
|
|
//} else if (end - start == 2 * mathPI) { // full circle
|
|
} else if (2 * mathPI - end + start < circleCorrection) { // full circle
|
|
// empirical correction found by trying out the limits for different radii
|
|
cosEnd = - circleCorrection;
|
|
} else if (end - start < innerCorrection) { // issue #186, another mysterious VML arc problem
|
|
cosEnd = mathCos(start + innerCorrection);
|
|
}
|
|
|
|
return [
|
|
'wa', // clockwise arc to
|
|
x - radius, // left
|
|
y - radius, // top
|
|
x + radius, // right
|
|
y + radius, // bottom
|
|
x + radius * cosStart, // start x
|
|
y + radius * sinStart, // start y
|
|
x + radius * cosEnd, // end x
|
|
y + radius * sinEnd, // end y
|
|
|
|
|
|
'at', // anti clockwise arc to
|
|
x - innerRadius, // left
|
|
y - innerRadius, // top
|
|
x + innerRadius, // right
|
|
y + innerRadius, // bottom
|
|
x + innerRadius * cosEnd, // start x
|
|
y + innerRadius * sinEnd, // start y
|
|
x + innerRadius * cosStart, // end x
|
|
y + innerRadius * sinStart, // end y
|
|
|
|
'x', // finish path
|
|
'e' // close
|
|
];
|
|
|
|
},
|
|
// Add circle symbol path. This performs significantly faster than v:oval.
|
|
circle: function (x, y, r) {
|
|
return [
|
|
'wa', // clockwisearcto
|
|
x - r, // left
|
|
y - r, // top
|
|
x + r, // right
|
|
y + r, // bottom
|
|
x + r, // start x
|
|
y, // start y
|
|
x + r, // end x
|
|
y, // end y
|
|
//'x', // finish path
|
|
'e' // close
|
|
];
|
|
},
|
|
/**
|
|
* Add rectangle symbol path which eases rotation and omits arcsize problems
|
|
* compared to the built-in VML roundrect shape
|
|
*
|
|
* @param {Object} left Left position
|
|
* @param {Object} top Top position
|
|
* @param {Object} r Border radius
|
|
* @param {Object} options Width and height
|
|
*/
|
|
|
|
rect: function (left, top, r, options) {
|
|
var width = options.width,
|
|
height = options.height,
|
|
right = left + width,
|
|
bottom = top + height;
|
|
|
|
r = mathMin(r, width, height);
|
|
|
|
return [
|
|
M,
|
|
left + r, top,
|
|
|
|
L,
|
|
right - r, top,
|
|
'wa',
|
|
right - 2 * r, top,
|
|
right, top + 2 * r,
|
|
right - r, top,
|
|
right, top + r,
|
|
|
|
L,
|
|
right, bottom - r,
|
|
'wa',
|
|
right - 2 * r, bottom - 2 * r,
|
|
right, bottom,
|
|
right, bottom - r,
|
|
right - r, bottom,
|
|
|
|
L,
|
|
left + r, bottom,
|
|
'wa',
|
|
left, bottom - 2 * r,
|
|
left + 2 * r, bottom,
|
|
left + r, bottom,
|
|
left, bottom - r,
|
|
|
|
L,
|
|
left, top + r,
|
|
'wa',
|
|
left, top,
|
|
left + 2 * r, top + 2 * r,
|
|
left, top + r,
|
|
left + r, top,
|
|
|
|
|
|
'x',
|
|
'e'
|
|
];
|
|
|
|
}
|
|
}
|
|
});
|
|
}
|
|
/* ****************************************************************************
|
|
* *
|
|
* END OF INTERNET EXPLORER <= 8 SPECIFIC CODE *
|
|
* *
|
|
*****************************************************************************/
|
|
|
|
/* ****************************************************************************
|
|
* *
|
|
* START OF ANDROID < 3 SPECIFIC CODE. THIS CAN BE REMOVED IF YOU'RE NOT *
|
|
* TARGETING THAT SYSTEM. *
|
|
* *
|
|
*****************************************************************************/
|
|
var CanVGRenderer;
|
|
if (useCanVG) {
|
|
|
|
CanVGRenderer = function(container) {
|
|
var contStyle = container.style,
|
|
canvas;
|
|
|
|
this.init.apply(this, arguments);
|
|
|
|
// add the canvas above it
|
|
canvas = createElement('canvas', {
|
|
width: container.offsetWidth,
|
|
height: container.offsetHeight
|
|
}, {
|
|
position: RELATIVE,
|
|
left: contStyle.left,
|
|
top: contStyle.top
|
|
}, container.parentNode);
|
|
|
|
// hide the container
|
|
css(container, {
|
|
position: ABSOLUTE,
|
|
visibility: HIDDEN
|
|
});
|
|
|
|
this.container = container;
|
|
this.canvas = canvas;
|
|
};
|
|
|
|
CanVGRenderer.prototype = merge( SVGRenderer.prototype, { // inherit SVGRenderer
|
|
|
|
/**
|
|
* Draw the dummy SVG on the canvas
|
|
*/
|
|
draw: function() {
|
|
var renderer = this;
|
|
|
|
if (win.canvg) {
|
|
canvg(renderer.canvas, renderer.container.innerHTML);
|
|
} else {
|
|
deferredCanvases.push(function() {
|
|
renderer.draw()
|
|
});
|
|
}
|
|
}
|
|
|
|
});
|
|
|
|
} // end CanVGRenderer
|
|
/* ****************************************************************************
|
|
* *
|
|
* END OF ANDROID < 3 SPECIFIC CODE *
|
|
* *
|
|
*****************************************************************************/
|
|
|
|
|
|
/**
|
|
* General renderer
|
|
*/
|
|
var Renderer = VMLRenderer || CanVGRenderer || SVGRenderer;
|
|
|
|
|
|
/**
|
|
* The chart class
|
|
* @param {Object} options
|
|
* @param {Function} callback Function to run when the chart has loaded
|
|
*/
|
|
function Chart (options, callback) {
|
|
|
|
defaultXAxisOptions = merge(defaultXAxisOptions, defaultOptions.xAxis);
|
|
defaultYAxisOptions = merge(defaultYAxisOptions, defaultOptions.yAxis);
|
|
defaultOptions.xAxis = defaultOptions.yAxis = null;
|
|
|
|
// Handle regular options
|
|
options = merge(defaultOptions, options);
|
|
|
|
// Define chart variables
|
|
var optionsChart = options.chart,
|
|
optionsMargin = optionsChart.margin,
|
|
margin = isObject(optionsMargin) ?
|
|
optionsMargin :
|
|
[optionsMargin, optionsMargin, optionsMargin, optionsMargin],
|
|
optionsMarginTop = pick(optionsChart.marginTop, margin[0]),
|
|
optionsMarginRight = pick(optionsChart.marginRight, margin[1]),
|
|
optionsMarginBottom = pick(optionsChart.marginBottom, margin[2]),
|
|
optionsMarginLeft = pick(optionsChart.marginLeft, margin[3]),
|
|
spacingTop = optionsChart.spacingTop,
|
|
spacingRight = optionsChart.spacingRight,
|
|
spacingBottom = optionsChart.spacingBottom,
|
|
spacingLeft = optionsChart.spacingLeft,
|
|
spacingBox,
|
|
chartTitleOptions,
|
|
chartSubtitleOptions,
|
|
plotTop,
|
|
marginRight,
|
|
marginBottom,
|
|
plotLeft,
|
|
axisOffset,
|
|
renderTo,
|
|
renderToClone,
|
|
canvas,
|
|
container,
|
|
containerId,
|
|
containerWidth,
|
|
containerHeight,
|
|
chartWidth,
|
|
chartHeight,
|
|
oldChartWidth,
|
|
oldChartHeight,
|
|
chartBackground,
|
|
plotBackground,
|
|
plotBGImage,
|
|
plotBorder,
|
|
chart = this,
|
|
chartEvents = optionsChart.events,
|
|
runChartClick = chartEvents && !!chartEvents.click,
|
|
eventType,
|
|
isInsidePlot, // function
|
|
tooltip,
|
|
mouseIsDown,
|
|
loadingDiv,
|
|
loadingSpan,
|
|
loadingShown,
|
|
plotHeight,
|
|
plotWidth,
|
|
tracker,
|
|
trackerGroup,
|
|
placeTrackerGroup,
|
|
legend,
|
|
legendWidth,
|
|
legendHeight,
|
|
chartPosition,// = getPosition(container),
|
|
hasCartesianSeries = optionsChart.showAxes,
|
|
isResizing = 0,
|
|
axes = [],
|
|
maxTicks, // handle the greatest amount of ticks on grouped axes
|
|
series = [],
|
|
inverted,
|
|
renderer,
|
|
tooltipTick,
|
|
tooltipInterval,
|
|
hoverX,
|
|
drawChartBox, // function
|
|
getMargins, // function
|
|
resetMargins, // function
|
|
setChartSize, // function
|
|
resize,
|
|
zoom, // function
|
|
zoomOut; // function
|
|
|
|
|
|
/**
|
|
* Create a new axis object
|
|
* @param {Object} chart
|
|
* @param {Object} options
|
|
*/
|
|
function Axis (chart, options) {
|
|
|
|
// Define variables
|
|
var isXAxis = options.isX,
|
|
opposite = options.opposite, // needed in setOptions
|
|
horiz = inverted ? !isXAxis : isXAxis,
|
|
side = horiz ?
|
|
(opposite ? 0 /* top */ : 2 /* bottom */) :
|
|
(opposite ? 1 /* right*/ : 3 /* left */ ),
|
|
stacks = {};
|
|
|
|
|
|
options = merge(
|
|
isXAxis ? defaultXAxisOptions : defaultYAxisOptions,
|
|
[defaultTopAxisOptions, defaultRightAxisOptions,
|
|
defaultBottomAxisOptions, defaultLeftAxisOptions][side],
|
|
options
|
|
);
|
|
|
|
var axis = this,
|
|
isDatetimeAxis = options.type == 'datetime',
|
|
offset = options.offset || 0,
|
|
xOrY = isXAxis ? 'x' : 'y',
|
|
axisLength,
|
|
transA, // translation factor
|
|
oldTransA, // used for prerendering
|
|
transB = horiz ? plotLeft : marginBottom, // translation addend
|
|
translate, // fn
|
|
getPlotLinePath, // fn
|
|
axisGroup,
|
|
gridGroup,
|
|
axisLine,
|
|
dataMin,
|
|
dataMax,
|
|
associatedSeries,
|
|
userSetMin,
|
|
userSetMax,
|
|
max = null,
|
|
min = null,
|
|
oldMin,
|
|
oldMax,
|
|
minPadding = options.minPadding,
|
|
maxPadding = options.maxPadding,
|
|
isLinked = defined(options.linkedTo),
|
|
ignoreMinPadding, // can be set to true by a column or bar series
|
|
ignoreMaxPadding,
|
|
usePercentage,
|
|
events = options.events,
|
|
eventType,
|
|
plotLinesAndBands = [],
|
|
tickInterval,
|
|
minorTickInterval,
|
|
magnitude,
|
|
tickPositions, // array containing predefined positions
|
|
ticks = {},
|
|
minorTicks = {},
|
|
alternateBands = {},
|
|
tickAmount,
|
|
labelOffset,
|
|
axisTitleMargin,// = options.title.margin,
|
|
dateTimeLabelFormat,
|
|
categories = options.categories,
|
|
labelFormatter = options.labels.formatter || // can be overwritten by dynamic format
|
|
function() {
|
|
var value = this.value,
|
|
ret;
|
|
|
|
if (dateTimeLabelFormat) { // datetime axis
|
|
ret = dateFormat(dateTimeLabelFormat, value);
|
|
|
|
} else if (tickInterval % 1000000 === 0) { // use M abbreviation
|
|
ret = (value / 1000000) +'M';
|
|
|
|
} else if (tickInterval % 1000 === 0) { // use k abbreviation
|
|
ret = (value / 1000) +'k';
|
|
|
|
} else if (!categories && value >= 1000) { // add thousands separators
|
|
ret = numberFormat(value, 0);
|
|
|
|
} else { // strings (categories) and small numbers
|
|
ret = value;
|
|
}
|
|
return ret;
|
|
},
|
|
|
|
staggerLines = horiz && options.labels.staggerLines,
|
|
reversed = options.reversed,
|
|
tickmarkOffset = (categories && options.tickmarkPlacement == 'between') ? 0.5 : 0;
|
|
|
|
/**
|
|
* The Tick class
|
|
*/
|
|
function Tick(pos, minor) {
|
|
var tick = this;
|
|
tick.pos = pos;
|
|
tick.minor = minor;
|
|
tick.isNew = true;
|
|
|
|
if (!minor) {
|
|
tick.addLabel();
|
|
}
|
|
}
|
|
Tick.prototype = {
|
|
/**
|
|
* Write the tick label
|
|
*/
|
|
addLabel: function() {
|
|
var pos = this.pos,
|
|
labelOptions = options.labels,
|
|
str,
|
|
withLabel = !((pos == min && !pick(options.showFirstLabel, 1)) ||
|
|
(pos == max && !pick(options.showLastLabel, 0))),
|
|
width = categories && horiz && categories.length &&
|
|
!labelOptions.step && !labelOptions.staggerLines &&
|
|
!labelOptions.rotation &&
|
|
plotWidth / categories.length ||
|
|
!horiz && plotWidth / 2,
|
|
css,
|
|
label = this.label;
|
|
|
|
|
|
// get the string
|
|
str = labelFormatter.call({
|
|
isFirst: pos == tickPositions[0],
|
|
isLast: pos == tickPositions[tickPositions.length - 1],
|
|
dateTimeLabelFormat: dateTimeLabelFormat,
|
|
value: (categories && categories[pos] ? categories[pos] : pos)
|
|
});
|
|
|
|
// prepare CSS
|
|
css = width && { width: (width - 2 * (labelOptions.padding || 10)) +PX };
|
|
css = extend(css, labelOptions.style);
|
|
|
|
// first call
|
|
if (label === UNDEFINED) {
|
|
this.label =
|
|
defined(str) && withLabel && labelOptions.enabled ?
|
|
renderer.text(
|
|
str,
|
|
0,
|
|
0
|
|
)
|
|
.attr({
|
|
align: labelOptions.align,
|
|
rotation: labelOptions.rotation
|
|
})
|
|
// without position absolute, IE export sometimes is wrong
|
|
.css(css)
|
|
.add(axisGroup):
|
|
null;
|
|
|
|
// update
|
|
} else if (label) {
|
|
label.attr({ text: str })
|
|
.css(css);
|
|
}
|
|
},
|
|
/**
|
|
* Get the offset height or width of the label
|
|
*/
|
|
getLabelSize: function() {
|
|
var label = this.label;
|
|
return label ?
|
|
((this.labelBBox = label.getBBox()))[horiz ? 'height' : 'width'] :
|
|
0;
|
|
},
|
|
/**
|
|
* Put everything in place
|
|
*
|
|
* @param index {Number}
|
|
* @param old {Boolean} Use old coordinates to prepare an animation into new position
|
|
*/
|
|
render: function(index, old) {
|
|
var tick = this,
|
|
major = !tick.minor,
|
|
label = tick.label,
|
|
pos = tick.pos,
|
|
labelOptions = options.labels,
|
|
gridLine = tick.gridLine,
|
|
gridLineWidth = major ? options.gridLineWidth : options.minorGridLineWidth,
|
|
gridLineColor = major ? options.gridLineColor : options.minorGridLineColor,
|
|
dashStyle = major ?
|
|
options.gridLineDashStyle :
|
|
options.minorGridLineDashStyle,
|
|
gridLinePath,
|
|
mark = tick.mark,
|
|
markPath,
|
|
tickLength = major ? options.tickLength : options.minorTickLength,
|
|
tickWidth = major ? options.tickWidth : (options.minorTickWidth || 0),
|
|
tickColor = major ? options.tickColor : options.minorTickColor,
|
|
tickPosition = major ? options.tickPosition : options.minorTickPosition,
|
|
step = labelOptions.step,
|
|
cHeight = old && oldChartHeight || chartHeight,
|
|
attribs,
|
|
x,
|
|
y;
|
|
|
|
// get x and y position for ticks and labels
|
|
x = horiz ?
|
|
translate(pos + tickmarkOffset, null, null, old) + transB :
|
|
plotLeft + offset + (opposite ? (old && oldChartWidth || chartWidth) - marginRight - plotLeft : 0);
|
|
|
|
y = horiz ?
|
|
cHeight - marginBottom + offset - (opposite ? plotHeight : 0) :
|
|
cHeight - translate(pos + tickmarkOffset, null, null, old) - transB;
|
|
|
|
// create the grid line
|
|
if (gridLineWidth) {
|
|
gridLinePath = getPlotLinePath(pos + tickmarkOffset, gridLineWidth, old);
|
|
|
|
if (gridLine === UNDEFINED) {
|
|
attribs = {
|
|
stroke: gridLineColor,
|
|
'stroke-width': gridLineWidth
|
|
};
|
|
if (dashStyle) {
|
|
attribs.dashstyle = dashStyle;
|
|
}
|
|
tick.gridLine = gridLine =
|
|
gridLineWidth ?
|
|
renderer.path(gridLinePath)
|
|
.attr(attribs).add(gridGroup) :
|
|
null;
|
|
}
|
|
if (gridLine && gridLinePath) {
|
|
gridLine.animate({
|
|
d: gridLinePath
|
|
});
|
|
}
|
|
}
|
|
|
|
// create the tick mark
|
|
if (tickWidth) {
|
|
|
|
// negate the length
|
|
if (tickPosition == 'inside') {
|
|
tickLength = -tickLength;
|
|
}
|
|
if (opposite) {
|
|
tickLength = -tickLength;
|
|
}
|
|
|
|
markPath = renderer.crispLine([
|
|
M,
|
|
x,
|
|
y,
|
|
L,
|
|
x + (horiz ? 0 : -tickLength),
|
|
y + (horiz ? tickLength : 0)
|
|
], tickWidth);
|
|
|
|
if (mark) { // updating
|
|
mark.animate({
|
|
d: markPath
|
|
});
|
|
} else { // first time
|
|
tick.mark = renderer.path(
|
|
markPath
|
|
).attr({
|
|
stroke: tickColor,
|
|
'stroke-width': tickWidth
|
|
}).add(axisGroup);
|
|
}
|
|
}
|
|
|
|
// the label is created on init - now move it into place
|
|
if (label) {
|
|
x = x + labelOptions.x - (tickmarkOffset && horiz ?
|
|
tickmarkOffset * transA * (reversed ? -1 : 1) : 0);
|
|
y = y + labelOptions.y - (tickmarkOffset && !horiz ?
|
|
tickmarkOffset * transA * (reversed ? 1 : -1) : 0);
|
|
|
|
// vertically centered
|
|
if (!defined(labelOptions.y)) {
|
|
y += parseInt(label.styles.lineHeight) * 0.9 - label.getBBox().height / 2;
|
|
}
|
|
|
|
|
|
// correct for staggered labels
|
|
if (staggerLines) {
|
|
y += (index % staggerLines) * 16;
|
|
}
|
|
// apply step
|
|
if (step) {
|
|
// show those indices dividable by step
|
|
label[index % step ? 'hide' : 'show']();
|
|
}
|
|
|
|
label[tick.isNew ? 'attr' : 'animate']({
|
|
x: x,
|
|
y: y
|
|
});
|
|
|
|
}
|
|
|
|
tick.isNew = false;
|
|
},
|
|
/**
|
|
* Destructor for the tick prototype
|
|
*/
|
|
destroy: function() {
|
|
var tick = this,
|
|
n;
|
|
for (n in tick) {
|
|
if (tick[n] && tick[n].destroy) {
|
|
tick[n].destroy();
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* The object wrapper for plot lines and plot bands
|
|
* @param {Object} options
|
|
*/
|
|
function PlotLineOrBand(options) {
|
|
var plotLine = this;
|
|
if (options) {
|
|
plotLine.options = options;
|
|
plotLine.id = options.id;
|
|
}
|
|
|
|
//plotLine.render()
|
|
return plotLine;
|
|
}
|
|
|
|
PlotLineOrBand.prototype = {
|
|
|
|
/**
|
|
* Render the plot line or plot band. If it is already existing,
|
|
* move it.
|
|
*/
|
|
render: function () {
|
|
var plotLine = this,
|
|
options = plotLine.options,
|
|
optionsLabel = options.label,
|
|
label = plotLine.label,
|
|
width = options.width,
|
|
to = options.to,
|
|
toPath, // bands only
|
|
from = options.from,
|
|
dashStyle = options.dashStyle,
|
|
svgElem = plotLine.svgElem,
|
|
path = [],
|
|
addEvent,
|
|
eventType,
|
|
xs,
|
|
ys,
|
|
x,
|
|
y,
|
|
color = options.color,
|
|
zIndex = options.zIndex,
|
|
events = options.events,
|
|
attribs;
|
|
|
|
// plot line
|
|
if (width) {
|
|
path = getPlotLinePath(options.value, width);
|
|
attribs = {
|
|
stroke: color,
|
|
'stroke-width': width
|
|
};
|
|
if (dashStyle) {
|
|
attribs.dashstyle = dashStyle;
|
|
}
|
|
}
|
|
|
|
// plot band
|
|
else if (defined(from) && defined(to)) {
|
|
// keep within plot area
|
|
from = mathMax(from, min);
|
|
to = mathMin(to, max);
|
|
|
|
toPath = getPlotLinePath(to);
|
|
path = getPlotLinePath(from);
|
|
if (path && toPath) {
|
|
path.push(
|
|
toPath[4],
|
|
toPath[5],
|
|
toPath[1],
|
|
toPath[2]
|
|
);
|
|
} else { // outside the axis area
|
|
path = null;
|
|
}
|
|
attribs = {
|
|
fill: color
|
|
};
|
|
} else {
|
|
return;
|
|
}
|
|
// zIndex
|
|
if (defined(zIndex)) {
|
|
attribs.zIndex = zIndex;
|
|
}
|
|
|
|
// common for lines and bands
|
|
if (svgElem) {
|
|
if (path) {
|
|
svgElem.animate({
|
|
d: path
|
|
}, null, svgElem.onGetPath);
|
|
} else {
|
|
svgElem.hide();
|
|
svgElem.onGetPath = function() {
|
|
svgElem.show();
|
|
}
|
|
}
|
|
} else if (path && path.length) {
|
|
plotLine.svgElem = svgElem = renderer.path(path)
|
|
.attr(attribs).add();
|
|
|
|
// events
|
|
if (events) {
|
|
addEvent = function(eventType) {
|
|
svgElem.on(eventType, function(e) {
|
|
events[eventType].apply(plotLine, [e]);
|
|
});
|
|
};
|
|
for (eventType in events) {
|
|
addEvent(eventType);
|
|
}
|
|
}
|
|
}
|
|
|
|
// the plot band/line label
|
|
if (optionsLabel && defined(optionsLabel.text) && path && path.length && plotWidth > 0 && plotHeight > 0) {
|
|
// apply defaults
|
|
optionsLabel = merge({
|
|
align: horiz && toPath && 'center',
|
|
x: horiz ? !toPath && 4 : 10,
|
|
verticalAlign : !horiz && toPath && 'middle',
|
|
y: horiz ? toPath ? 16 : 10 : toPath ? 6 : -4,
|
|
rotation: horiz && !toPath && 90
|
|
}, optionsLabel);
|
|
|
|
// add the SVG element
|
|
if (!label) {
|
|
plotLine.label = label = renderer.text(
|
|
optionsLabel.text,
|
|
0,
|
|
0
|
|
)
|
|
.attr({
|
|
align: optionsLabel.textAlign || optionsLabel.align,
|
|
rotation: optionsLabel.rotation,
|
|
zIndex: zIndex
|
|
})
|
|
.css(optionsLabel.style)
|
|
.add();
|
|
}
|
|
|
|
// get the bounding box and align the label
|
|
xs = [path[1], path[4], path[6] || path[1]];
|
|
ys = [path[2], path[5], path[7] || path[2]];
|
|
x = mathMin.apply(math, xs);
|
|
y = mathMin.apply(math, ys);
|
|
|
|
label.align(optionsLabel, false, {
|
|
x: x,
|
|
y: y,
|
|
width: mathMax.apply(math, xs) - x,
|
|
height: mathMax.apply(math, ys) - y
|
|
});
|
|
label.show();
|
|
|
|
} else if (label) { // move out of sight
|
|
label.hide();
|
|
}
|
|
|
|
// chainable
|
|
return plotLine;
|
|
},
|
|
|
|
/**
|
|
* Remove the plot line or band
|
|
*/
|
|
destroy: function() {
|
|
var obj = this,
|
|
n;
|
|
|
|
for (n in obj) {
|
|
if (obj[n] && obj[n].destroy) {
|
|
obj[n].destroy(); // destroy SVG wrappers
|
|
}
|
|
delete obj[n];
|
|
}
|
|
// remove it from the lookup
|
|
erase(plotLinesAndBands, obj);
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Get the minimum and maximum for the series of each axis
|
|
*/
|
|
function getSeriesExtremes() {
|
|
var posStack = [],
|
|
negStack = [],
|
|
run;
|
|
|
|
// reset dataMin and dataMax in case we're redrawing
|
|
dataMin = dataMax = null;
|
|
|
|
// get an overview of what series are associated with this axis
|
|
associatedSeries = [];
|
|
|
|
each(series, function(serie) {
|
|
run = false;
|
|
|
|
|
|
// match this axis against the series' given or implicated axis
|
|
each(['xAxis', 'yAxis'], function(strAxis) {
|
|
if (
|
|
// the series is a cartesian type, and...
|
|
serie.isCartesian &&
|
|
// we're in the right x or y dimension, and...
|
|
(strAxis == 'xAxis' && isXAxis || strAxis == 'yAxis' && !isXAxis) && (
|
|
// the axis number is given in the options and matches this axis index, or
|
|
(serie.options[strAxis] == options.index) ||
|
|
// the axis index is not given
|
|
(serie.options[strAxis] === UNDEFINED && options.index === 0)
|
|
)
|
|
) {
|
|
serie[strAxis] = axis;
|
|
associatedSeries.push(serie);
|
|
|
|
// the series is visible, run the min/max detection
|
|
run = true;
|
|
}
|
|
});
|
|
// ignore hidden series if opted
|
|
if (!serie.visible && optionsChart.ignoreHiddenSeries) {
|
|
run = false;
|
|
}
|
|
|
|
if (run) {
|
|
|
|
var stacking,
|
|
posPointStack,
|
|
negPointStack,
|
|
stackKey,
|
|
negKey;
|
|
|
|
if (!isXAxis) {
|
|
stacking = serie.options.stacking;
|
|
usePercentage = stacking == 'percent';
|
|
|
|
// create a stack for this particular series type
|
|
if (stacking) {
|
|
stackKey = serie.type + pick(serie.options.stack, '');
|
|
negKey = '-'+ stackKey;
|
|
serie.stackKey = stackKey; // used in translate
|
|
|
|
posPointStack = posStack[stackKey] || []; // contains the total values for each x
|
|
posStack[stackKey] = posPointStack;
|
|
|
|
negPointStack = negStack[negKey] || [];
|
|
negStack[negKey] = negPointStack;
|
|
}
|
|
if (usePercentage) {
|
|
dataMin = 0;
|
|
dataMax = 99;
|
|
}
|
|
}
|
|
if (serie.isCartesian) { // line, column etc. need axes, pie doesn't
|
|
each(serie.data, function(point, i) {
|
|
var pointX = point.x,
|
|
pointY = point.y,
|
|
isNegative = pointY < 0,
|
|
pointStack = isNegative ? negPointStack : posPointStack,
|
|
key = isNegative ? negKey : stackKey,
|
|
totalPos,
|
|
pointLow;
|
|
|
|
// initial values
|
|
if (dataMin === null) {
|
|
|
|
// start out with the first point
|
|
dataMin = dataMax = point[xOrY];
|
|
}
|
|
|
|
// x axis
|
|
if (isXAxis) {
|
|
if (pointX > dataMax) {
|
|
dataMax = pointX;
|
|
} else if (pointX < dataMin) {
|
|
dataMin = pointX;
|
|
}
|
|
}
|
|
|
|
// y axis
|
|
else if (defined(pointY)) {
|
|
if (stacking) {
|
|
pointStack[pointX] =
|
|
defined(pointStack[pointX]) ?
|
|
pointStack[pointX] + pointY : pointY;
|
|
}
|
|
totalPos = pointStack ? pointStack[pointX] : pointY;
|
|
pointLow = pick(point.low, totalPos);
|
|
if (!usePercentage) {
|
|
if (totalPos > dataMax) {
|
|
dataMax = totalPos;
|
|
} else if (pointLow < dataMin) {
|
|
dataMin = pointLow;
|
|
}
|
|
}
|
|
if (stacking) {
|
|
// add the series
|
|
if (!stacks[key]) {
|
|
stacks[key] = {};
|
|
}
|
|
stacks[key][pointX] = {
|
|
total: totalPos,
|
|
cum: totalPos
|
|
};
|
|
}
|
|
}
|
|
});
|
|
|
|
|
|
// For column, areas and bars, set the minimum automatically to zero
|
|
// and prevent that minPadding is added in setScale
|
|
if (/(area|column|bar)/.test(serie.type) && !isXAxis) {
|
|
if (dataMin >= 0) {
|
|
dataMin = 0;
|
|
ignoreMinPadding = true;
|
|
} else if (dataMax < 0) {
|
|
dataMax = 0;
|
|
ignoreMaxPadding = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
}
|
|
|
|
/**
|
|
* Translate from axis value to pixel position on the chart, or back
|
|
*
|
|
*/
|
|
translate = function(val, backwards, cvsCoord, old) {
|
|
var sign = 1,
|
|
cvsOffset = 0,
|
|
localA = old ? oldTransA : transA,
|
|
localMin = old ? oldMin : min,
|
|
returnValue;
|
|
|
|
if (!localA) {
|
|
localA = transA;
|
|
}
|
|
|
|
if (cvsCoord) {
|
|
sign *= -1; // canvas coordinates inverts the value
|
|
cvsOffset = axisLength;
|
|
}
|
|
if (reversed) { // reversed axis
|
|
sign *= -1;
|
|
cvsOffset -= sign * axisLength;
|
|
}
|
|
|
|
if (backwards) { // reverse translation
|
|
if (reversed) {
|
|
val = axisLength - val;
|
|
}
|
|
returnValue = val / localA + localMin; // from chart pixel to value
|
|
|
|
} else { // normal translation
|
|
returnValue = sign * (val - localMin) * localA + cvsOffset; // from value to chart pixel
|
|
}
|
|
|
|
return returnValue;
|
|
};
|
|
|
|
/**
|
|
* Create the path for a plot line that goes from the given value on
|
|
* this axis, across the plot to the opposite side
|
|
* @param {Number} value
|
|
* @param {Number} lineWidth Used for calculation crisp line
|
|
* @param {Number] old Use old coordinates (for resizing and rescaling)
|
|
*/
|
|
getPlotLinePath = function(value, lineWidth, old) {
|
|
var x1,
|
|
y1,
|
|
x2,
|
|
y2,
|
|
translatedValue = translate(value, null, null, old),
|
|
cHeight = old && oldChartHeight || chartHeight,
|
|
cWidth = old && oldChartWidth || chartWidth,
|
|
skip;
|
|
|
|
x1 = x2 = mathRound(translatedValue + transB);
|
|
y1 = y2 = mathRound(cHeight - translatedValue - transB);
|
|
|
|
if (isNaN(translatedValue)) { // no min or max
|
|
skip = true;
|
|
|
|
} else if (horiz) {
|
|
y1 = plotTop;
|
|
y2 = cHeight - marginBottom;
|
|
if (x1 < plotLeft || x1 > plotLeft + plotWidth) {
|
|
skip = true;
|
|
}
|
|
} else {
|
|
x1 = plotLeft;
|
|
x2 = cWidth - marginRight;
|
|
if (y1 < plotTop || y1 > plotTop + plotHeight) {
|
|
skip = true;
|
|
}
|
|
}
|
|
return skip ?
|
|
null :
|
|
renderer.crispLine([M, x1, y1, L, x2, y2], lineWidth || 0);
|
|
};
|
|
|
|
/**
|
|
* Take an interval and normalize it to multiples of 1, 2, 2.5 and 5
|
|
* @param {Number} interval
|
|
*/
|
|
function normalizeTickInterval(interval, multiples) {
|
|
var normalized;
|
|
|
|
// round to a tenfold of 1, 2, 2.5 or 5
|
|
magnitude = multiples ? 1 : math.pow(10, mathFloor(math.log(interval) / math.LN10));
|
|
normalized = interval / magnitude;
|
|
|
|
// multiples for a linear scale
|
|
if (!multiples) {
|
|
multiples = [1, 2, 2.5, 5, 10];
|
|
//multiples = [1, 2, 2.5, 4, 5, 7.5, 10];
|
|
|
|
// the allowDecimals option
|
|
if (options.allowDecimals === false) {
|
|
if (magnitude == 1) {
|
|
multiples = [1, 2, 5, 10];
|
|
} else if (magnitude <= 0.1) {
|
|
multiples = [1 / magnitude];
|
|
}
|
|
}
|
|
}
|
|
|
|
// normalize the interval to the nearest multiple
|
|
for (var i = 0; i < multiples.length; i++) {
|
|
interval = multiples[i];
|
|
if (normalized <= (multiples[i] + (multiples[i+1] || multiples[i])) / 2) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
// multiply back to the correct magnitude
|
|
interval *= magnitude;
|
|
|
|
return interval;
|
|
}
|
|
|
|
/**
|
|
* Set the tick positions to a time unit that makes sense, for example
|
|
* on the first of each month or on every Monday.
|
|
*/
|
|
function setDateTimeTickPositions() {
|
|
tickPositions = [];
|
|
var i,
|
|
useUTC = defaultOptions.global.useUTC,
|
|
oneSecond = 1000 / timeFactor,
|
|
oneMinute = 60000 / timeFactor,
|
|
oneHour = 3600000 / timeFactor,
|
|
oneDay = 24 * 3600000 / timeFactor,
|
|
oneWeek = 7 * 24 * 3600000 / timeFactor,
|
|
oneMonth = 30 * 24 * 3600000 / timeFactor,
|
|
oneYear = 31556952000 / timeFactor,
|
|
|
|
units = [[
|
|
'second', // unit name
|
|
oneSecond, // fixed incremental unit
|
|
[1, 2, 5, 10, 15, 30] // allowed multiples
|
|
], [
|
|
'minute', // unit name
|
|
oneMinute, // fixed incremental unit
|
|
[1, 2, 5, 10, 15, 30] // allowed multiples
|
|
], [
|
|
'hour', // unit name
|
|
oneHour, // fixed incremental unit
|
|
[1, 2, 3, 4, 6, 8, 12] // allowed multiples
|
|
], [
|
|
'day', // unit name
|
|
oneDay, // fixed incremental unit
|
|
[1, 2] // allowed multiples
|
|
], [
|
|
'week', // unit name
|
|
oneWeek, // fixed incremental unit
|
|
[1, 2] // allowed multiples
|
|
], [
|
|
'month',
|
|
oneMonth,
|
|
[1, 2, 3, 4, 6]
|
|
], [
|
|
'year',
|
|
oneYear,
|
|
null
|
|
]],
|
|
|
|
unit = units[6], // default unit is years
|
|
interval = unit[1],
|
|
multiples = unit[2];
|
|
|
|
// loop through the units to find the one that best fits the tickInterval
|
|
for (i = 0; i < units.length; i++) {
|
|
unit = units[i];
|
|
interval = unit[1];
|
|
multiples = unit[2];
|
|
|
|
|
|
if (units[i+1]) {
|
|
// lessThan is in the middle between the highest multiple and the next unit.
|
|
var lessThan = (interval * multiples[multiples.length - 1] +
|
|
units[i + 1][1]) / 2;
|
|
|
|
// break and keep the current unit
|
|
if (tickInterval <= lessThan) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// prevent 2.5 years intervals, though 25, 250 etc. are allowed
|
|
if (interval == oneYear && tickInterval < 5 * interval) {
|
|
multiples = [1, 2, 5];
|
|
}
|
|
|
|
// get the minimum value by flooring the date
|
|
var multitude = normalizeTickInterval(tickInterval / interval, multiples),
|
|
minYear, // used in months and years as a basis for Date.UTC()
|
|
minDate = new Date(min * timeFactor);
|
|
|
|
minDate.setMilliseconds(0);
|
|
|
|
if (interval >= oneSecond) { // second
|
|
minDate.setSeconds(interval >= oneMinute ? 0 :
|
|
multitude * mathFloor(minDate.getSeconds() / multitude));
|
|
}
|
|
|
|
if (interval >= oneMinute) { // minute
|
|
minDate[setMinutes](interval >= oneHour ? 0 :
|
|
multitude * mathFloor(minDate[getMinutes]() / multitude));
|
|
}
|
|
|
|
if (interval >= oneHour) { // hour
|
|
minDate[setHours](interval >= oneDay ? 0 :
|
|
multitude * mathFloor(minDate[getHours]() / multitude));
|
|
}
|
|
|
|
if (interval >= oneDay) { // day
|
|
minDate[setDate](interval >= oneMonth ? 1 :
|
|
multitude * mathFloor(minDate[getDate]() / multitude));
|
|
}
|
|
|
|
if (interval >= oneMonth) { // month
|
|
minDate[setMonth](interval >= oneYear ? 0 :
|
|
multitude * mathFloor(minDate[getMonth]() / multitude));
|
|
minYear = minDate[getFullYear]();
|
|
}
|
|
|
|
if (interval >= oneYear) { // year
|
|
minYear -= minYear % multitude;
|
|
minDate[setFullYear](minYear);
|
|
}
|
|
|
|
// week is a special case that runs outside the hierarchy
|
|
if (interval == oneWeek) {
|
|
// get start of current week, independent of multitude
|
|
minDate[setDate](minDate[getDate]() - minDate[getDay]() +
|
|
options.startOfWeek);
|
|
}
|
|
|
|
|
|
// get tick positions
|
|
i = 1; // prevent crash just in case
|
|
minYear = minDate[getFullYear]();
|
|
var time = minDate.getTime() / timeFactor,
|
|
minMonth = minDate[getMonth](),
|
|
minDateDate = minDate[getDate]();
|
|
|
|
// iterate and add tick positions at appropriate values
|
|
while (time < max && i < plotWidth) {
|
|
tickPositions.push(time);
|
|
|
|
// if the interval is years, use Date.UTC to increase years
|
|
if (interval == oneYear) {
|
|
time = makeTime(minYear + i * multitude, 0) / timeFactor;
|
|
|
|
// if the interval is months, use Date.UTC to increase months
|
|
} else if (interval == oneMonth) {
|
|
time = makeTime(minYear, minMonth + i * multitude) / timeFactor;
|
|
|
|
// if we're using global time, the interval is not fixed as it jumps
|
|
// one hour at the DST crossover
|
|
} else if (!useUTC && (interval == oneDay || interval == oneWeek)) {
|
|
time = makeTime(minYear, minMonth, minDateDate +
|
|
i * multitude * (interval == oneDay ? 1 : 7));
|
|
|
|
// else, the interval is fixed and we use simple addition
|
|
} else {
|
|
time += interval * multitude;
|
|
}
|
|
|
|
i++;
|
|
}
|
|
// push the last time
|
|
tickPositions.push(time);
|
|
|
|
|
|
// dynamic label formatter
|
|
dateTimeLabelFormat = options.dateTimeLabelFormats[unit[0]];
|
|
}
|
|
|
|
/**
|
|
* Fix JS round off float errors
|
|
* @param {Number} num
|
|
*/
|
|
function correctFloat(num) {
|
|
var invMag, ret = num;
|
|
if (defined(magnitude)) {
|
|
invMag = (magnitude < 1 ? mathRound(1 / magnitude) : 1) * 10;
|
|
ret = mathRound(num * invMag) / invMag;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* Set the tick positions of a linear axis to round values like whole tens or every five.
|
|
*/
|
|
function setLinearTickPositions() {
|
|
|
|
var i,
|
|
roundedMin = mathFloor(min / tickInterval) * tickInterval,
|
|
roundedMax = mathCeil(max / tickInterval) * tickInterval;
|
|
|
|
tickPositions = [];
|
|
|
|
// populate the intermediate values
|
|
i = correctFloat(roundedMin);
|
|
while (i <= roundedMax) {
|
|
tickPositions.push(i);
|
|
i = correctFloat(i + tickInterval);
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Set the tick positions to round values and optionally extend the extremes
|
|
* to the nearest tick
|
|
*/
|
|
function setTickPositions(secondPass) {
|
|
var length,
|
|
catPad,
|
|
linkedParent,
|
|
linkedParentExtremes,
|
|
tickIntervalOption = options.tickInterval,
|
|
tickPixelIntervalOption = options.tickPixelInterval,
|
|
maxZoom = options.maxZoom || (
|
|
isXAxis ?
|
|
mathMin(chart.smallestInterval * 5, dataMax - dataMin) :
|
|
null
|
|
),
|
|
zoomOffset;
|
|
|
|
|
|
axisLength = horiz ? plotWidth : plotHeight;
|
|
|
|
// linked axis gets the extremes from the parent axis
|
|
if (isLinked) {
|
|
linkedParent = chart[isXAxis ? 'xAxis' : 'yAxis'][options.linkedTo];
|
|
linkedParentExtremes = linkedParent.getExtremes();
|
|
min = pick(linkedParentExtremes.min, linkedParentExtremes.dataMin);
|
|
max = pick(linkedParentExtremes.max, linkedParentExtremes.dataMax);
|
|
}
|
|
|
|
// initial min and max from the extreme data values
|
|
else {
|
|
min = pick(userSetMin, options.min, dataMin);
|
|
max = pick(userSetMax, options.max, dataMax);
|
|
}
|
|
|
|
// maxZoom exceeded, just center the selection
|
|
if (max - min < maxZoom) {
|
|
zoomOffset = (maxZoom - max + min) / 2;
|
|
// if min and max options have been set, don't go beyond it
|
|
min = mathMax(min - zoomOffset, pick(options.min, min - zoomOffset), dataMin);
|
|
max = mathMin(min + maxZoom, pick(options.max, min + maxZoom), dataMax);
|
|
}
|
|
|
|
// pad the values to get clear of the chart's edges
|
|
if (!categories && !usePercentage && !isLinked && defined(min) && defined(max)) {
|
|
length = (max - min) || 1;
|
|
if (!defined(options.min) && !defined(userSetMin) && minPadding && (dataMin < 0 || !ignoreMinPadding)) {
|
|
min -= length * minPadding;
|
|
}
|
|
if (!defined(options.max) && !defined(userSetMax) && maxPadding && (dataMax > 0 || !ignoreMaxPadding)) {
|
|
max += length * maxPadding;
|
|
}
|
|
}
|
|
|
|
// get tickInterval
|
|
if (min == max) {
|
|
tickInterval = 1;
|
|
} else if (isLinked && !tickIntervalOption &&
|
|
tickPixelIntervalOption == linkedParent.options.tickPixelInterval) {
|
|
tickInterval = linkedParent.tickInterval;
|
|
} else {
|
|
tickInterval = pick(
|
|
tickIntervalOption,
|
|
categories ? // for categoried axis, 1 is default, for linear axis use tickPix
|
|
1 :
|
|
(max - min) * tickPixelIntervalOption / axisLength
|
|
);
|
|
}
|
|
|
|
if (!isDatetimeAxis && !defined(options.tickInterval)) { // linear
|
|
tickInterval = normalizeTickInterval(tickInterval);
|
|
}
|
|
axis.tickInterval = tickInterval; // record for linked axis
|
|
|
|
// get minorTickInterval
|
|
minorTickInterval = options.minorTickInterval === 'auto' && tickInterval ?
|
|
tickInterval / 5 : options.minorTickInterval;
|
|
|
|
// find the tick positions
|
|
if (isDatetimeAxis) {
|
|
setDateTimeTickPositions();
|
|
} else {
|
|
setLinearTickPositions();
|
|
}
|
|
|
|
if (!isLinked) {
|
|
// pad categorised axis to nearest half unit
|
|
if (categories || (isXAxis && chart.hasColumn)) {
|
|
catPad = (categories ? 1 : tickInterval) * 0.5;
|
|
if (categories || !defined(pick(options.min, userSetMin))) {
|
|
min -= catPad;
|
|
}
|
|
if (categories || !defined(pick(options.max, userSetMax))) {
|
|
max += catPad;
|
|
}
|
|
}
|
|
|
|
// reset min/max or remove extremes based on start/end on tick
|
|
var roundedMin = tickPositions[0],
|
|
roundedMax = tickPositions[tickPositions.length - 1];
|
|
|
|
if (options.startOnTick) {
|
|
min = roundedMin;
|
|
} else if (min > roundedMin) {
|
|
tickPositions.shift();
|
|
}
|
|
|
|
if (options.endOnTick) {
|
|
max = roundedMax;
|
|
} else if (max < roundedMax) {
|
|
tickPositions.pop();
|
|
}
|
|
|
|
// record the greatest number of ticks for multi axis
|
|
if (!maxTicks) { // first call, or maxTicks have been reset after a zoom operation
|
|
maxTicks = {
|
|
x: 0,
|
|
y: 0
|
|
};
|
|
}
|
|
|
|
if (!isDatetimeAxis && tickPositions.length > maxTicks[xOrY]) {
|
|
maxTicks[xOrY] = tickPositions.length;
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
|
|
/**
|
|
* When using multiple axes, adjust the number of ticks to match the highest
|
|
* number of ticks in that group
|
|
*/
|
|
function adjustTickAmount() {
|
|
|
|
if (maxTicks && !isDatetimeAxis && !categories && !isLinked) { // only apply to linear scale
|
|
var oldTickAmount = tickAmount,
|
|
calculatedTickAmount = tickPositions.length;
|
|
|
|
// set the axis-level tickAmount to use below
|
|
tickAmount = maxTicks[xOrY];
|
|
|
|
if (calculatedTickAmount < tickAmount) {
|
|
while (tickPositions.length < tickAmount) {
|
|
tickPositions.push( correctFloat(
|
|
tickPositions[tickPositions.length - 1] + tickInterval
|
|
));
|
|
}
|
|
transA *= (calculatedTickAmount - 1) / (tickAmount - 1);
|
|
max = tickPositions[tickPositions.length - 1];
|
|
|
|
}
|
|
if (defined(oldTickAmount) && tickAmount != oldTickAmount) {
|
|
axis.isDirty = true;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Set the scale based on data min and max, user set min and max or options
|
|
*
|
|
*/
|
|
function setScale() {
|
|
var type,
|
|
i;
|
|
|
|
oldMin = min;
|
|
oldMax = max;
|
|
|
|
// get data extremes if needed
|
|
getSeriesExtremes();
|
|
|
|
// get fixed positions based on tickInterval
|
|
setTickPositions();
|
|
|
|
// the translation factor used in translate function
|
|
oldTransA = transA;
|
|
transA = axisLength / ((max - min) || 1);
|
|
|
|
// reset stacks
|
|
if (!isXAxis) {
|
|
for (type in stacks) {
|
|
for (i in stacks[type]) {
|
|
stacks[type][i].cum = stacks[type][i].total;
|
|
}
|
|
}
|
|
}
|
|
|
|
// mark as dirty if it is not already set to dirty and extremes have changed
|
|
if (!axis.isDirty) {
|
|
axis.isDirty = (min != oldMin || max != oldMax);
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Set the extremes and optionally redraw
|
|
* @param {Number} newMin
|
|
* @param {Number} newMax
|
|
* @param {Boolean} redraw
|
|
* @param {Boolean|Object} animation Whether to apply animation, and optionally animation
|
|
* configuration
|
|
*
|
|
*/
|
|
function setExtremes(newMin, newMax, redraw, animation) {
|
|
|
|
redraw = pick(redraw, true); // defaults to true
|
|
|
|
fireEvent(axis, 'setExtremes', { // fire an event to enable syncing of multiple charts
|
|
min: newMin,
|
|
max: newMax
|
|
}, function() { // the default event handler
|
|
|
|
userSetMin = newMin;
|
|
userSetMax = newMax;
|
|
|
|
|
|
// redraw
|
|
if (redraw) {
|
|
chart.redraw(animation);
|
|
}
|
|
});
|
|
|
|
}
|
|
|
|
/**
|
|
* Get the actual axis extremes
|
|
*/
|
|
function getExtremes() {
|
|
return {
|
|
min: min,
|
|
max: max,
|
|
dataMin: dataMin,
|
|
dataMax: dataMax
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Get the zero plane either based on zero or on the min or max value.
|
|
* Used in bar and area plots
|
|
*/
|
|
function getThreshold(threshold) {
|
|
if (min > threshold) {
|
|
threshold = min;
|
|
} else if (max < threshold) {
|
|
threshold = max;
|
|
}
|
|
|
|
return translate(threshold, 0, 1);
|
|
}
|
|
|
|
/**
|
|
* Add a plot band or plot line after render time
|
|
*
|
|
* @param options {Object} The plotBand or plotLine configuration object
|
|
*/
|
|
function addPlotBandOrLine(options) {
|
|
var obj = new PlotLineOrBand(options).render();
|
|
plotLinesAndBands.push(obj);
|
|
return obj;
|
|
}
|
|
|
|
/**
|
|
* Render the tick labels to a preliminary position to get their sizes
|
|
*/
|
|
function getOffset() {
|
|
|
|
var hasData = associatedSeries.length && defined(min) && defined(max),
|
|
titleOffset = 0,
|
|
titleMargin = 0,
|
|
axisTitleOptions = options.title,
|
|
labelOptions = options.labels,
|
|
directionFactor = [-1, 1, 1, -1][side];
|
|
|
|
if (!axisGroup) {
|
|
axisGroup = renderer.g('axis')
|
|
.attr({ zIndex: 7 })
|
|
.add();
|
|
gridGroup = renderer.g('grid')
|
|
.attr({ zIndex: 1 })
|
|
.add();
|
|
}
|
|
|
|
labelOffset = 0; // reset
|
|
|
|
if (hasData || isLinked) {
|
|
each(tickPositions, function(pos) {
|
|
if (!ticks[pos]) {
|
|
ticks[pos] = new Tick(pos);
|
|
} else {
|
|
ticks[pos].addLabel(); // update labels depending on tick interval
|
|
}
|
|
|
|
// left side must be align: right and right side must have align: left for labels
|
|
if (side === 0 || side == 2 || { 1: 'left', 3: 'right' }[side] == labelOptions.align) {
|
|
|
|
// get the highest offset
|
|
labelOffset = mathMax(
|
|
ticks[pos].getLabelSize(),
|
|
labelOffset
|
|
);
|
|
}
|
|
|
|
});
|
|
|
|
if (staggerLines) {
|
|
labelOffset += (staggerLines - 1) * 16;
|
|
}
|
|
|
|
} else { // doesn't have data
|
|
for (var n in ticks) {
|
|
ticks[n].destroy();
|
|
delete ticks[n];
|
|
}
|
|
}
|
|
|
|
if (axisTitleOptions && axisTitleOptions.text) {
|
|
if (!axis.axisTitle) {
|
|
axis.axisTitle = renderer.text(
|
|
axisTitleOptions.text,
|
|
0,
|
|
0
|
|
)
|
|
.attr({
|
|
zIndex: 7,
|
|
rotation: axisTitleOptions.rotation || 0,
|
|
align:
|
|
axisTitleOptions.textAlign ||
|
|
{ low: 'left', middle: 'center', high: 'right' }[axisTitleOptions.align]
|
|
})
|
|
.css(axisTitleOptions.style)
|
|
.add();
|
|
}
|
|
|
|
titleOffset = axis.axisTitle.getBBox()[horiz ? 'height' : 'width'];
|
|
titleMargin = pick(axisTitleOptions.margin, horiz ? 5 : 10);
|
|
|
|
}
|
|
|
|
// handle automatic or user set offset
|
|
offset = directionFactor * (options.offset || axisOffset[side]);
|
|
|
|
axisTitleMargin =
|
|
labelOffset +
|
|
(side != 2 && labelOffset && directionFactor * options.labels[horiz ? 'y' : 'x']) +
|
|
titleMargin;
|
|
|
|
axisOffset[side] = mathMax(
|
|
axisOffset[side],
|
|
axisTitleMargin + titleOffset + directionFactor * offset
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Render the axis
|
|
*/
|
|
function render() {
|
|
var axisTitleOptions = options.title,
|
|
alternateGridColor = options.alternateGridColor,
|
|
lineWidth = options.lineWidth,
|
|
lineLeft,
|
|
lineTop,
|
|
linePath,
|
|
hasRendered = chart.hasRendered,
|
|
slideInTicks = hasRendered && defined(oldMin) && !isNaN(oldMin),
|
|
hasData = associatedSeries.length && defined(min) && defined(max);
|
|
|
|
// update metrics
|
|
axisLength = horiz ? plotWidth : plotHeight;
|
|
transA = axisLength / ((max - min) || 1);
|
|
transB = horiz ? plotLeft : marginBottom; // translation addend
|
|
|
|
// If the series has data draw the ticks. Else only the line and title
|
|
if (hasData || isLinked) {
|
|
|
|
// minor ticks
|
|
if (minorTickInterval && !categories) {
|
|
var pos = min + (tickPositions[0] - min) % minorTickInterval;
|
|
for (pos; pos <= max; pos += minorTickInterval) {
|
|
if (!minorTicks[pos]) {
|
|
minorTicks[pos] = new Tick(pos, true);
|
|
}
|
|
|
|
// render new ticks in old position
|
|
if (slideInTicks && minorTicks[pos].isNew) {
|
|
minorTicks[pos].render(null, true);
|
|
}
|
|
|
|
|
|
minorTicks[pos].isActive = true;
|
|
minorTicks[pos].render();
|
|
}
|
|
}
|
|
|
|
// major ticks
|
|
each(tickPositions, function(pos, i) {
|
|
// linked axes need an extra check to find out if
|
|
if (!isLinked || (pos >= min && pos <= max)) {
|
|
|
|
// render new ticks in old position
|
|
if (slideInTicks && ticks[pos].isNew) {
|
|
ticks[pos].render(i, true);
|
|
}
|
|
|
|
ticks[pos].isActive = true;
|
|
ticks[pos].render(i);
|
|
}
|
|
});
|
|
|
|
// alternate grid color
|
|
if (alternateGridColor) {
|
|
each(tickPositions, function(pos, i) {
|
|
if (i % 2 === 0 && pos < max) {
|
|
/*plotLinesAndBands.push(new PlotLineOrBand({
|
|
from: pos,
|
|
to: tickPositions[i + 1] !== UNDEFINED ? tickPositions[i + 1] : max,
|
|
color: alternateGridColor
|
|
}));*/
|
|
|
|
if (!alternateBands[pos]) {
|
|
alternateBands[pos] = new PlotLineOrBand();
|
|
}
|
|
alternateBands[pos].options = {
|
|
from: pos,
|
|
to: tickPositions[i + 1] !== UNDEFINED ? tickPositions[i + 1] : max,
|
|
color: alternateGridColor
|
|
};
|
|
alternateBands[pos].render();
|
|
alternateBands[pos].isActive = true;
|
|
}
|
|
});
|
|
}
|
|
|
|
// custom plot bands (behind grid lines)
|
|
/*if (!hasRendered) { // only first time
|
|
each(options.plotBands || [], function(plotBandOptions) {
|
|
plotLinesAndBands.push(new PlotLineOrBand(
|
|
extend({ zIndex: 1 }, plotBandOptions)
|
|
).render());
|
|
});
|
|
}*/
|
|
|
|
|
|
|
|
|
|
// custom plot lines and bands
|
|
if (!hasRendered) { // only first time
|
|
each((options.plotLines || []).concat(options.plotBands || []), function(plotLineOptions) {
|
|
plotLinesAndBands.push(new PlotLineOrBand(plotLineOptions).render());
|
|
});
|
|
}
|
|
|
|
|
|
|
|
} // end if hasData
|
|
|
|
// remove inactive ticks
|
|
each([ticks, minorTicks, alternateBands], function(coll) {
|
|
for (var pos in coll) {
|
|
if (!coll[pos].isActive) {
|
|
coll[pos].destroy();
|
|
delete coll[pos];
|
|
} else {
|
|
coll[pos].isActive = false; // reset
|
|
}
|
|
}
|
|
});
|
|
|
|
|
|
|
|
|
|
// Static items. As the axis group is cleared on subsequent calls
|
|
// to render, these items are added outside the group.
|
|
// axis line
|
|
if (lineWidth) {
|
|
lineLeft = plotLeft + (opposite ? plotWidth : 0) + offset;
|
|
lineTop = chartHeight - marginBottom - (opposite ? plotHeight : 0) + offset;
|
|
|
|
linePath = renderer.crispLine([
|
|
M,
|
|
horiz ?
|
|
plotLeft:
|
|
lineLeft,
|
|
horiz ?
|
|
lineTop:
|
|
plotTop,
|
|
L,
|
|
horiz ?
|
|
chartWidth - marginRight :
|
|
lineLeft,
|
|
horiz ?
|
|
lineTop:
|
|
chartHeight - marginBottom
|
|
], lineWidth);
|
|
if (!axisLine) {
|
|
axisLine = renderer.path(linePath)
|
|
.attr({
|
|
stroke: options.lineColor,
|
|
'stroke-width': lineWidth,
|
|
zIndex: 7
|
|
})
|
|
.add();
|
|
} else {
|
|
axisLine.animate({ d: linePath });
|
|
}
|
|
|
|
}
|
|
|
|
if (axis.axisTitle) {
|
|
// compute anchor points for each of the title align options
|
|
var margin = horiz ? plotLeft : plotTop,
|
|
fontSize = pInt(axisTitleOptions.style.fontSize || 12),
|
|
// the position in the length direction of the axis
|
|
alongAxis = {
|
|
low: margin + (horiz ? 0 : axisLength),
|
|
middle: margin + axisLength / 2,
|
|
high: margin + (horiz ? axisLength : 0)
|
|
}[axisTitleOptions.align],
|
|
|
|
// the position in the perpendicular direction of the axis
|
|
offAxis = (horiz ? plotTop + plotHeight : plotLeft) +
|
|
(horiz ? 1 : -1) * // horizontal axis reverses the margin
|
|
(opposite ? -1 : 1) * // so does opposite axes
|
|
axisTitleMargin +
|
|
//(isIE ? fontSize / 3 : 0)+ // preliminary fix for vml's centerline
|
|
(side == 2 ? fontSize : 0);
|
|
|
|
axis.axisTitle[hasRendered ? 'animate' : 'attr']({
|
|
x: horiz ?
|
|
alongAxis:
|
|
offAxis + (opposite ? plotWidth : 0) + offset +
|
|
(axisTitleOptions.x || 0), // x
|
|
y: horiz ?
|
|
offAxis - (opposite ? plotHeight : 0) + offset:
|
|
alongAxis + (axisTitleOptions.y || 0) // y
|
|
});
|
|
|
|
}
|
|
|
|
axis.isDirty = false;
|
|
}
|
|
|
|
/**
|
|
* Remove a plot band or plot line from the chart by id
|
|
* @param {Object} id
|
|
*/
|
|
function removePlotBandOrLine(id) {
|
|
for (var i = 0; i < plotLinesAndBands.length; i++) {
|
|
if (plotLinesAndBands[i].id == id) {
|
|
plotLinesAndBands[i].destroy();
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Redraw the axis to reflect changes in the data or axis extremes
|
|
*/
|
|
function redraw() {
|
|
|
|
// hide tooltip and hover states
|
|
if (tracker.resetTracker) {
|
|
tracker.resetTracker();
|
|
}
|
|
|
|
// render the axis
|
|
render();
|
|
|
|
// move plot lines and bands
|
|
each(plotLinesAndBands, function(plotLine) {
|
|
plotLine.render();
|
|
});
|
|
|
|
// mark associated series as dirty and ready for redraw
|
|
each(associatedSeries, function(series) {
|
|
series.isDirty = true;
|
|
});
|
|
|
|
}
|
|
|
|
/**
|
|
* Set new axis categories and optionally redraw
|
|
* @param {Array} newCategories
|
|
* @param {Boolean} doRedraw
|
|
*/
|
|
function setCategories(newCategories, doRedraw) {
|
|
// set the categories
|
|
axis.categories = categories = newCategories;
|
|
|
|
// force reindexing tooltips
|
|
each(associatedSeries, function(series) {
|
|
series.translate();
|
|
series.setTooltipPoints(true);
|
|
});
|
|
|
|
|
|
// optionally redraw
|
|
axis.isDirty = true;
|
|
|
|
if (pick(doRedraw, true)) {
|
|
chart.redraw();
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// Run Axis
|
|
|
|
// inverted charts have reversed xAxes as default
|
|
if (inverted && isXAxis && reversed === UNDEFINED) {
|
|
reversed = true;
|
|
}
|
|
|
|
|
|
// expose some variables
|
|
extend(axis, {
|
|
addPlotBand: addPlotBandOrLine,
|
|
addPlotLine: addPlotBandOrLine,
|
|
adjustTickAmount: adjustTickAmount,
|
|
categories: categories,
|
|
getExtremes: getExtremes,
|
|
getPlotLinePath: getPlotLinePath,
|
|
getThreshold: getThreshold,
|
|
isXAxis: isXAxis,
|
|
options: options,
|
|
plotLinesAndBands: plotLinesAndBands,
|
|
getOffset: getOffset,
|
|
render: render,
|
|
setCategories: setCategories,
|
|
setExtremes: setExtremes,
|
|
setScale: setScale,
|
|
setTickPositions: setTickPositions,
|
|
translate: translate,
|
|
redraw: redraw,
|
|
removePlotBand: removePlotBandOrLine,
|
|
removePlotLine: removePlotBandOrLine,
|
|
reversed: reversed,
|
|
stacks: stacks
|
|
});
|
|
|
|
// register event listeners
|
|
for (eventType in events) {
|
|
addEvent(axis, eventType, events[eventType]);
|
|
}
|
|
|
|
// set min and max
|
|
setScale();
|
|
|
|
} // end Axis
|
|
|
|
|
|
/**
|
|
* The toolbar object
|
|
*
|
|
* @param {Object} chart
|
|
*/
|
|
function Toolbar(chart) {
|
|
var buttons = {};
|
|
|
|
function add(id, text, title, fn) {
|
|
if (!buttons[id]) {
|
|
var button = renderer.text(
|
|
text,
|
|
0,
|
|
0
|
|
)
|
|
.css(options.toolbar.itemStyle)
|
|
.align({
|
|
align: 'right',
|
|
x: - marginRight - 20,
|
|
y: plotTop + 30
|
|
})
|
|
.on('click', fn)
|
|
/*.on('touchstart', function(e) {
|
|
e.stopPropagation(); // don't fire the container event
|
|
fn();
|
|
})*/
|
|
.attr({
|
|
align: 'right',
|
|
zIndex: 20
|
|
})
|
|
.add();
|
|
buttons[id] = button;
|
|
}
|
|
}
|
|
function remove(id) {
|
|
discardElement(buttons[id].element);
|
|
buttons[id] = null;
|
|
}
|
|
|
|
// public
|
|
return {
|
|
add: add,
|
|
remove: remove
|
|
};
|
|
}
|
|
|
|
/**
|
|
* The tooltip object
|
|
* @param {Object} options Tooltip options
|
|
*/
|
|
function Tooltip (options) {
|
|
var currentSeries,
|
|
borderWidth = options.borderWidth,
|
|
crosshairsOptions = options.crosshairs,
|
|
crosshairs = [],
|
|
style = options.style,
|
|
shared = options.shared,
|
|
padding = pInt(style.padding),
|
|
boxOffLeft = borderWidth + padding, // off left/top position as IE can't
|
|
//properly handle negative positioned shapes
|
|
tooltipIsHidden = true,
|
|
boxWidth,
|
|
boxHeight,
|
|
currentX = 0,
|
|
currentY = 0;
|
|
|
|
// remove padding CSS and apply padding on box instead
|
|
style.padding = 0;
|
|
|
|
// create the elements
|
|
var group = renderer.g('tooltip')
|
|
.attr({
|
|
zIndex: 8,
|
|
translateY: -99
|
|
})
|
|
.add(),
|
|
|
|
box = renderer.rect(boxOffLeft, boxOffLeft, 0, 0, options.borderRadius, borderWidth)
|
|
.attr({
|
|
fill: options.backgroundColor,
|
|
'stroke-width': borderWidth
|
|
})
|
|
.add(group)
|
|
.shadow(options.shadow),
|
|
label = renderer.text('', padding + boxOffLeft, pInt(style.fontSize) + padding + boxOffLeft)
|
|
.attr({ zIndex: 1 })
|
|
.css(style)
|
|
.add(group);
|
|
|
|
group.hide();
|
|
|
|
/**
|
|
* In case no user defined formatter is given, this will be used
|
|
*/
|
|
function defaultFormatter() {
|
|
var pThis = this,
|
|
items = pThis.points || splat(pThis),
|
|
xAxis = items[0].series.xAxis,
|
|
x = pThis.x,
|
|
isDateTime = xAxis && xAxis.options.type == 'datetime',
|
|
useHeader = isString(x) || isDateTime,
|
|
series,
|
|
s;
|
|
|
|
// build the header
|
|
s = useHeader ?
|
|
['<span style="font-size: 10px">',
|
|
(isDateTime ? dateFormat('%A, %b %e, %Y', x) : x),
|
|
'</span><br/>'] : [];
|
|
|
|
// build the values
|
|
each(items, function(item) {
|
|
s.push(item.point.tooltipFormatter(useHeader));
|
|
});
|
|
return s.join('');
|
|
}
|
|
|
|
/**
|
|
* Provide a soft movement for the tooltip
|
|
*
|
|
* @param {Number} finalX
|
|
* @param {Number} finalY
|
|
*/
|
|
function move(finalX, finalY) {
|
|
|
|
currentX = tooltipIsHidden ? finalX : (2 * currentX + finalX) / 3;
|
|
currentY = tooltipIsHidden ? finalY : (currentY + finalY) / 2;
|
|
|
|
group.translate(currentX, currentY);
|
|
|
|
|
|
// run on next tick of the mouse tracker
|
|
if (mathAbs(finalX - currentX) > 1 || mathAbs(finalY - currentY) > 1) {
|
|
tooltipTick = function() {
|
|
move(finalX, finalY);
|
|
};
|
|
} else {
|
|
tooltipTick = null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Hide the tooltip
|
|
*/
|
|
function hide() {
|
|
if (!tooltipIsHidden) {
|
|
var hoverPoints = chart.hoverPoints;
|
|
|
|
group.hide();
|
|
|
|
each(crosshairs, function(crosshair) {
|
|
if (crosshair) {
|
|
crosshair.hide();
|
|
}
|
|
});
|
|
|
|
// hide previous hoverPoints and set new
|
|
if (hoverPoints) {
|
|
each (hoverPoints, function(point) {
|
|
point.setState();
|
|
});
|
|
}
|
|
chart.hoverPoints = null;
|
|
|
|
|
|
tooltipIsHidden = true;
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Refresh the tooltip's text and position.
|
|
* @param {Object} point
|
|
*
|
|
*/
|
|
function refresh(point) {
|
|
var x,
|
|
y,
|
|
boxX,
|
|
boxY,
|
|
show,
|
|
bBox,
|
|
plotX,
|
|
plotY = 0,
|
|
textConfig = {},
|
|
text,
|
|
pointConfig = [],
|
|
tooltipPos = point.tooltipPos,
|
|
formatter = options.formatter || defaultFormatter,
|
|
hoverPoints = chart.hoverPoints,
|
|
getConfig = function(point) {
|
|
return {
|
|
series: point.series,
|
|
point: point,
|
|
x: point.category,
|
|
y: point.y,
|
|
percentage: point.percentage,
|
|
total: point.total || point.stackTotal
|
|
};
|
|
};
|
|
|
|
// shared tooltip, array is sent over
|
|
if (shared) {
|
|
|
|
// hide previous hoverPoints and set new
|
|
if (hoverPoints) {
|
|
each (hoverPoints, function(point) {
|
|
point.setState();
|
|
});
|
|
}
|
|
chart.hoverPoints = point;
|
|
|
|
each(point, function(item, i) {
|
|
/*var series = item.series,
|
|
hoverPoint = series.hoverPoint;
|
|
if (hoverPoint) {
|
|
hoverPoint.setState();
|
|
}
|
|
series.hoverPoint = item;*/
|
|
item.setState(HOVER_STATE);
|
|
plotY += item.plotY; // for average
|
|
|
|
pointConfig.push(getConfig(item));
|
|
});
|
|
|
|
plotX = point[0].plotX;
|
|
plotY = mathRound(plotY) / point.length; // mathRound because Opera 10 has problems here
|
|
|
|
textConfig = {
|
|
x: point[0].category
|
|
};
|
|
textConfig.points = pointConfig;
|
|
point = point[0];
|
|
|
|
// single point tooltip
|
|
} else {
|
|
textConfig = getConfig(point);
|
|
}
|
|
text = formatter.call(textConfig);
|
|
|
|
// register the current series
|
|
currentSeries = point.series;
|
|
|
|
// get the reference point coordinates (pie charts use tooltipPos)
|
|
plotX = shared ? plotX : point.plotX;
|
|
plotY = shared ? plotY : point.plotY;
|
|
x = mathRound(tooltipPos ? tooltipPos[0] : (inverted ? plotWidth - plotY : plotX));
|
|
y = mathRound(tooltipPos ? tooltipPos[1] : (inverted ? plotHeight - plotX : plotY));
|
|
|
|
|
|
// hide tooltip if the point falls outside the plot
|
|
show = shared || !point.series.isCartesian || isInsidePlot(x, y);
|
|
|
|
// update the inner HTML
|
|
if (text === false || !show) {
|
|
hide();
|
|
} else {
|
|
|
|
// show it
|
|
if (tooltipIsHidden) {
|
|
group.show();
|
|
tooltipIsHidden = false;
|
|
}
|
|
|
|
// update text
|
|
label.attr({
|
|
text: text
|
|
});
|
|
|
|
// get the bounding box
|
|
bBox = label.getBBox();
|
|
boxWidth = bBox.width;
|
|
boxHeight = bBox.height;
|
|
|
|
// set the size of the box
|
|
box.attr({
|
|
width: boxWidth + 2 * padding,
|
|
height: boxHeight + 2 * padding,
|
|
stroke: options.borderColor || point.color || currentSeries.color || '#606060'
|
|
});
|
|
|
|
// keep the box within the chart area
|
|
boxX = x - boxWidth + plotLeft - 25;
|
|
boxY = y - boxHeight + plotTop + 10;
|
|
|
|
// it is too far to the left, adjust it
|
|
if (boxX < 7) {
|
|
boxX = 7;
|
|
boxY -= 30;
|
|
}
|
|
|
|
|
|
if (boxY < 5) {
|
|
boxY = 5; // above
|
|
} else if (boxY + boxHeight > chartHeight) {
|
|
boxY = chartHeight - boxHeight - 5; // below
|
|
}
|
|
|
|
// do the move
|
|
move(mathRound(boxX - boxOffLeft), mathRound(boxY - boxOffLeft));
|
|
|
|
|
|
}
|
|
|
|
|
|
// crosshairs
|
|
if (crosshairsOptions) {
|
|
crosshairsOptions = splat(crosshairsOptions); // [x, y]
|
|
|
|
var path,
|
|
i = crosshairsOptions.length,
|
|
attribs,
|
|
axis;
|
|
|
|
while (i--) {
|
|
if (crosshairsOptions[i] && (axis = point.series[i ? 'yAxis' : 'xAxis'])) {
|
|
path = axis
|
|
.getPlotLinePath(point[i ? 'y' : 'x'], 1);
|
|
if (crosshairs[i]) {
|
|
crosshairs[i].attr({ d: path, visibility: VISIBLE });
|
|
|
|
} else {
|
|
attribs = {
|
|
'stroke-width': crosshairsOptions[i].width || 1,
|
|
stroke: crosshairsOptions[i].color || '#C0C0C0',
|
|
zIndex: 2
|
|
};
|
|
if (crosshairsOptions[i].dashStyle) {
|
|
attribs.dashstyle = crosshairsOptions[i].dashStyle;
|
|
}
|
|
crosshairs[i] = renderer.path(path)
|
|
.attr(attribs)
|
|
.add();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// public members
|
|
return {
|
|
shared: shared,
|
|
refresh: refresh,
|
|
hide: hide
|
|
};
|
|
}
|
|
|
|
/**
|
|
* The mouse tracker object
|
|
* @param {Object} chart
|
|
* @param {Object} options
|
|
*/
|
|
function MouseTracker (chart, options) {
|
|
|
|
|
|
var mouseDownX,
|
|
mouseDownY,
|
|
hasDragged,
|
|
selectionMarker,
|
|
zoomType = optionsChart.zoomType,
|
|
zoomX = /x/.test(zoomType),
|
|
zoomY = /y/.test(zoomType),
|
|
zoomHor = zoomX && !inverted || zoomY && inverted,
|
|
zoomVert = zoomY && !inverted || zoomX && inverted;
|
|
|
|
/**
|
|
* Add crossbrowser support for chartX and chartY
|
|
* @param {Object} e The event object in standard browsers
|
|
*/
|
|
function normalizeMouseEvent(e) {
|
|
var ePos;
|
|
|
|
// common IE normalizing
|
|
e = e || win.event;
|
|
if (!e.target) {
|
|
e.target = e.srcElement;
|
|
}
|
|
|
|
// iOS
|
|
ePos = e.touches ? e.touches.item(0) : e;
|
|
|
|
// in certain cases, get mouse position
|
|
if (e.type != 'mousemove' || win.opera) { // only Opera needs position on mouse move, see below
|
|
chartPosition = getPosition(container);
|
|
}
|
|
|
|
// chartX and chartY
|
|
if (isIE) { // IE including IE9 that has chartX but in a different meaning
|
|
e.chartX = e.x;
|
|
e.chartY = e.y;
|
|
} else {
|
|
if (ePos.layerX === UNDEFINED) { // Opera and iOS
|
|
e.chartX = ePos.pageX - chartPosition.left;
|
|
e.chartY = ePos.pageY - chartPosition.top;
|
|
} else {
|
|
e.chartX = e.layerX;
|
|
e.chartY = e.layerY;
|
|
}
|
|
}
|
|
|
|
return e;
|
|
}
|
|
|
|
/**
|
|
* Get the click position in terms of axis values.
|
|
*
|
|
* @param {Object} e A mouse event
|
|
*/
|
|
function getMouseCoordinates(e) {
|
|
var coordinates = {
|
|
xAxis: [],
|
|
yAxis: []
|
|
};
|
|
each(axes, function(axis, i) {
|
|
var translate = axis.translate,
|
|
isXAxis = axis.isXAxis,
|
|
isHorizontal = inverted ? !isXAxis : isXAxis;
|
|
|
|
coordinates[isXAxis ? 'xAxis' : 'yAxis'].push({
|
|
axis: axis,
|
|
value: translate(
|
|
isHorizontal ?
|
|
e.chartX - plotLeft :
|
|
plotHeight - e.chartY + plotTop,
|
|
true
|
|
)
|
|
});
|
|
});
|
|
return coordinates;
|
|
}
|
|
|
|
/**
|
|
* With line type charts with a single tracker, get the point closest to the mouse
|
|
*/
|
|
function onmousemove (e) {
|
|
var point,
|
|
points,
|
|
hoverPoint = chart.hoverPoint,
|
|
hoverSeries = chart.hoverSeries,
|
|
i,
|
|
j,
|
|
distance = chartWidth,
|
|
index = inverted ? e.chartY : e.chartX - plotLeft; // wtf?
|
|
|
|
// shared tooltip
|
|
if (tooltip && options.shared) {
|
|
points = [];
|
|
|
|
// loop over all series and find the ones with points closest to the mouse
|
|
i = series.length;
|
|
for (j = 0; j < i; j++) {
|
|
if (series[j].visible && series[j].tooltipPoints.length) {
|
|
point = series[j].tooltipPoints[index];
|
|
point._dist = mathAbs(index - point.plotX);
|
|
distance = mathMin(distance, point._dist);
|
|
points.push(point);
|
|
}
|
|
}
|
|
// remove furthest points
|
|
i = points.length;
|
|
while (i--) {
|
|
if (points[i]._dist > distance) {
|
|
points.splice(i, 1);
|
|
}
|
|
}
|
|
// refresh the tooltip if necessary
|
|
if (points.length && (points[0].plotX != hoverX)) {
|
|
tooltip.refresh(points);
|
|
hoverX = points[0].plotX;
|
|
}
|
|
}
|
|
|
|
// separate tooltip and general mouse events
|
|
if (hoverSeries && hoverSeries.tracker) { // only use for line-type series with common tracker
|
|
|
|
// get the point
|
|
point = hoverSeries.tooltipPoints[index];
|
|
|
|
// a new point is hovered, refresh the tooltip
|
|
if (point && point != hoverPoint) {
|
|
|
|
// trigger the events
|
|
point.onMouseOver();
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Reset the tracking by hiding the tooltip, the hover series state and the hover point
|
|
*/
|
|
function resetTracker() {
|
|
var hoverSeries = chart.hoverSeries,
|
|
hoverPoint = chart.hoverPoint;
|
|
|
|
if (hoverPoint) {
|
|
hoverPoint.onMouseOut();
|
|
}
|
|
|
|
if (hoverSeries) {
|
|
hoverSeries.onMouseOut();
|
|
}
|
|
|
|
if (tooltip) {
|
|
tooltip.hide();
|
|
}
|
|
|
|
hoverX = null;
|
|
}
|
|
|
|
/**
|
|
* Mouse up or outside the plot area
|
|
*/
|
|
function drop() {
|
|
if (selectionMarker) {
|
|
var selectionData = {
|
|
xAxis: [],
|
|
yAxis: []
|
|
},
|
|
selectionBox = selectionMarker.getBBox(),
|
|
selectionLeft = selectionBox.x - plotLeft,
|
|
selectionTop = selectionBox.y - plotTop;
|
|
|
|
|
|
// a selection has been made
|
|
if (hasDragged) {
|
|
|
|
// record each axis' min and max
|
|
each(axes, function(axis, i) {
|
|
var translate = axis.translate,
|
|
isXAxis = axis.isXAxis,
|
|
isHorizontal = inverted ? !isXAxis : isXAxis,
|
|
selectionMin = translate(
|
|
isHorizontal ?
|
|
selectionLeft :
|
|
plotHeight - selectionTop - selectionBox.height,
|
|
true
|
|
),
|
|
selectionMax = translate(
|
|
isHorizontal ?
|
|
selectionLeft + selectionBox.width :
|
|
plotHeight - selectionTop,
|
|
true
|
|
);
|
|
|
|
selectionData[isXAxis ? 'xAxis' : 'yAxis'].push({
|
|
axis: axis,
|
|
min: mathMin(selectionMin, selectionMax), // for reversed axes
|
|
max: mathMax(selectionMin, selectionMax)
|
|
});
|
|
|
|
});
|
|
fireEvent(chart, 'selection', selectionData, zoom);
|
|
|
|
}
|
|
selectionMarker = selectionMarker.destroy();
|
|
}
|
|
|
|
chart.mouseIsDown = mouseIsDown = hasDragged = false;
|
|
removeEvent(doc, hasTouch ? 'touchend' : 'mouseup', drop);
|
|
|
|
}
|
|
|
|
/**
|
|
* Set the JS events on the container element
|
|
*/
|
|
function setDOMEvents () {
|
|
var lastWasOutsidePlot = true;
|
|
|
|
/*
|
|
* Record the starting position of a dragoperation
|
|
*/
|
|
container.onmousedown = function(e) {
|
|
e = normalizeMouseEvent(e);
|
|
|
|
// record the start position
|
|
//e.preventDefault && e.preventDefault();
|
|
|
|
chart.mouseIsDown = mouseIsDown = true;
|
|
mouseDownX = e.chartX;
|
|
mouseDownY = e.chartY;
|
|
|
|
addEvent(doc, hasTouch ? 'touchend' : 'mouseup', drop);
|
|
};
|
|
|
|
// The mousemove, touchmove and touchstart event handler
|
|
var mouseMove = function(e) {
|
|
|
|
// let the system handle multitouch operations like two finger scroll
|
|
// and pinching
|
|
if (e && e.touches && e.touches.length > 1) {
|
|
return;
|
|
}
|
|
|
|
// normalize
|
|
e = normalizeMouseEvent(e);
|
|
if (!hasTouch) { // not for touch devices
|
|
e.returnValue = false;
|
|
}
|
|
|
|
var chartX = e.chartX,
|
|
chartY = e.chartY,
|
|
isOutsidePlot = !isInsidePlot(chartX - plotLeft, chartY - plotTop);
|
|
|
|
// on touch devices, only trigger click if a handler is defined
|
|
if (hasTouch && e.type == 'touchstart') {
|
|
if (attr(e.target, 'isTracker')) {
|
|
if (!chart.runTrackerClick) {
|
|
e.preventDefault();
|
|
}
|
|
} else if (!runChartClick && !isOutsidePlot) {
|
|
e.preventDefault();
|
|
}
|
|
}
|
|
|
|
// cancel on mouse outside
|
|
if (isOutsidePlot) {
|
|
|
|
if (!lastWasOutsidePlot) {
|
|
// reset the tracker
|
|
resetTracker();
|
|
}
|
|
|
|
// drop the selection if any and reset mouseIsDown and hasDragged
|
|
//drop();
|
|
if (chartX < plotLeft) {
|
|
chartX = plotLeft;
|
|
} else if (chartX > plotLeft + plotWidth) {
|
|
chartX = plotLeft + plotWidth;
|
|
}
|
|
|
|
if (chartY < plotTop) {
|
|
chartY = plotTop;
|
|
} else if (chartY > plotTop + plotHeight) {
|
|
chartY = plotTop + plotHeight;
|
|
}
|
|
|
|
}
|
|
|
|
if (mouseIsDown && e.type != 'touchstart') { // make selection
|
|
|
|
// determine if the mouse has moved more than 10px
|
|
if ((hasDragged = Math.sqrt(
|
|
Math.pow(mouseDownX - chartX, 2) +
|
|
Math.pow(mouseDownY - chartY, 2)
|
|
) > 10)) {
|
|
|
|
// make a selection
|
|
if (hasCartesianSeries && (zoomX || zoomY) &&
|
|
isInsidePlot(mouseDownX - plotLeft, mouseDownY - plotTop)) {
|
|
if (!selectionMarker) {
|
|
selectionMarker = renderer.rect(
|
|
plotLeft,
|
|
plotTop,
|
|
zoomHor ? 1 : plotWidth,
|
|
zoomVert ? 1 : plotHeight,
|
|
0
|
|
)
|
|
.attr({
|
|
fill: 'rgba(69,114,167,0.25)',
|
|
zIndex: 7
|
|
})
|
|
.add();
|
|
}
|
|
}
|
|
|
|
// adjust the width of the selection marker
|
|
if (selectionMarker && zoomHor) {
|
|
var xSize = chartX - mouseDownX;
|
|
selectionMarker.attr({
|
|
width: mathAbs(xSize),
|
|
x: (xSize > 0 ? 0 : xSize) + mouseDownX
|
|
});
|
|
}
|
|
// adjust the height of the selection marker
|
|
if (selectionMarker && zoomVert) {
|
|
var ySize = chartY - mouseDownY;
|
|
selectionMarker.attr({
|
|
height: mathAbs(ySize),
|
|
y: (ySize > 0 ? 0 : ySize) + mouseDownY
|
|
});
|
|
}
|
|
}
|
|
|
|
} else if (!isOutsidePlot) {
|
|
// show the tooltip
|
|
onmousemove(e);
|
|
}
|
|
|
|
lastWasOutsidePlot = isOutsidePlot;
|
|
|
|
// when outside plot, allow touch-drag by returning true
|
|
return isOutsidePlot || !hasCartesianSeries;
|
|
};
|
|
|
|
/*
|
|
* When the mouse enters the container, run mouseMove
|
|
*/
|
|
container.onmousemove = mouseMove;
|
|
|
|
/*
|
|
* When the mouse leaves the container, hide the tracking (tooltip).
|
|
*/
|
|
addEvent(container, 'mouseleave', resetTracker);
|
|
|
|
|
|
container.ontouchstart = function(e) {
|
|
// For touch devices, use touchmove to zoom
|
|
if (zoomX || zoomY) {
|
|
container.onmousedown(e);
|
|
}
|
|
// Show tooltip and prevent the lower mouse pseudo event
|
|
mouseMove(e);
|
|
};
|
|
|
|
/*
|
|
* Allow dragging the finger over the chart to read the values on touch
|
|
* devices
|
|
*/
|
|
container.ontouchmove = mouseMove;
|
|
|
|
/*
|
|
* Allow dragging the finger over the chart to read the values on touch
|
|
* devices
|
|
*/
|
|
container.ontouchend = function() {
|
|
if (hasDragged) {
|
|
resetTracker();
|
|
}
|
|
};
|
|
|
|
|
|
// MooTools 1.2.3 doesn't fire this in IE when using addEvent
|
|
container.onclick = function(e) {
|
|
var hoverPoint = chart.hoverPoint;
|
|
e = normalizeMouseEvent(e);
|
|
|
|
e.cancelBubble = true; // IE specific
|
|
|
|
|
|
if (!hasDragged) {
|
|
if (hoverPoint && attr(e.target, 'isTracker')) {
|
|
var plotX = hoverPoint.plotX,
|
|
plotY = hoverPoint.plotY;
|
|
|
|
// add page position info
|
|
extend(hoverPoint, {
|
|
pageX: chartPosition.left + plotLeft +
|
|
(inverted ? plotWidth - plotY : plotX),
|
|
pageY: chartPosition.top + plotTop +
|
|
(inverted ? plotHeight - plotX : plotY)
|
|
});
|
|
|
|
// the series click event
|
|
fireEvent(hoverPoint.series, 'click', extend(e, {
|
|
point: hoverPoint
|
|
}));
|
|
|
|
// the point click event
|
|
hoverPoint.firePointEvent('click', e);
|
|
|
|
} else {
|
|
extend(e, getMouseCoordinates(e));
|
|
|
|
// fire a click event in the chart
|
|
if (isInsidePlot(e.chartX - plotLeft, e.chartY - plotTop)) {
|
|
fireEvent(chart, 'click', e);
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
// reset mouseIsDown and hasDragged
|
|
hasDragged = false;
|
|
};
|
|
|
|
}
|
|
|
|
/**
|
|
* Create the image map that listens for mouseovers
|
|
*/
|
|
placeTrackerGroup = function() {
|
|
|
|
// first create - plot positions is not final at this stage
|
|
if (!trackerGroup) {
|
|
chart.trackerGroup = trackerGroup = renderer.g('tracker')
|
|
.attr({ zIndex: 9 })
|
|
.add();
|
|
|
|
// then position - this happens on load and after resizing and changing
|
|
// axis or box positions
|
|
} else {
|
|
trackerGroup.translate(plotLeft, plotTop);
|
|
if (inverted) {
|
|
trackerGroup.attr({
|
|
width: chart.plotWidth,
|
|
height: chart.plotHeight
|
|
}).invert();
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
// Run MouseTracker
|
|
placeTrackerGroup();
|
|
if (options.enabled) {
|
|
chart.tooltip = tooltip = Tooltip(options);
|
|
}
|
|
|
|
setDOMEvents();
|
|
|
|
// set the fixed interval ticking for the smooth tooltip
|
|
tooltipInterval = setInterval(function() {
|
|
if (tooltipTick) {
|
|
tooltipTick();
|
|
}
|
|
}, 32);
|
|
|
|
// expose properties
|
|
extend(this, {
|
|
zoomX: zoomX,
|
|
zoomY: zoomY,
|
|
resetTracker: resetTracker
|
|
});
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* The overview of the chart's series
|
|
* @param {Object} chart
|
|
*/
|
|
var Legend = function(chart) {
|
|
|
|
var options = chart.options.legend;
|
|
|
|
if (!options.enabled) {
|
|
return;
|
|
}
|
|
|
|
var horizontal = options.layout == 'horizontal',
|
|
symbolWidth = options.symbolWidth,
|
|
symbolPadding = options.symbolPadding,
|
|
allItems,
|
|
style = options.style,
|
|
itemStyle = options.itemStyle,
|
|
itemHoverStyle = options.itemHoverStyle,
|
|
itemHiddenStyle = options.itemHiddenStyle,
|
|
padding = pInt(style.padding),
|
|
rightPadding = 20,
|
|
//lineHeight = options.lineHeight || 16,
|
|
y = 18,
|
|
initialItemX = 4 + padding + symbolWidth + symbolPadding,
|
|
itemX,
|
|
itemY,
|
|
lastItemY,
|
|
itemHeight = 0,
|
|
box,
|
|
legendBorderWidth = options.borderWidth,
|
|
legendBackgroundColor = options.backgroundColor,
|
|
legendGroup,
|
|
offsetWidth,
|
|
widthOption = options.width,
|
|
series = chart.series,
|
|
reversedLegend = options.reversed;
|
|
|
|
|
|
|
|
/**
|
|
* Set the colors for the legend item
|
|
* @param {Object} item A Series or Point instance
|
|
* @param {Object} visible Dimmed or colored
|
|
*/
|
|
function colorizeItem(item, visible) {
|
|
var legendItem = item.legendItem,
|
|
legendLine = item.legendLine,
|
|
legendSymbol = item.legendSymbol,
|
|
hiddenColor = itemHiddenStyle.color,
|
|
textColor = visible ? options.itemStyle.color : hiddenColor,
|
|
symbolColor = visible ? item.color : hiddenColor;
|
|
if (legendItem) {
|
|
legendItem.css({ fill: textColor });
|
|
}
|
|
if (legendLine) {
|
|
legendLine.attr({ stroke: symbolColor });
|
|
}
|
|
if (legendSymbol) {
|
|
legendSymbol.attr({
|
|
stroke: symbolColor,
|
|
fill: symbolColor
|
|
});
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Position the legend item
|
|
* @param {Object} item A Series or Point instance
|
|
* @param {Object} visible Dimmed or colored
|
|
*/
|
|
function positionItem(item, itemX, itemY) {
|
|
var legendItem = item.legendItem,
|
|
legendLine = item.legendLine,
|
|
legendSymbol = item.legendSymbol,
|
|
checkbox = item.checkbox;
|
|
if (legendItem) {
|
|
legendItem.attr({
|
|
x: itemX,
|
|
y: itemY
|
|
});
|
|
}
|
|
if (legendLine) {
|
|
legendLine.translate(itemX, itemY - 4);
|
|
}
|
|
if (legendSymbol) {
|
|
legendSymbol.attr({
|
|
x: itemX + legendSymbol.xOff,
|
|
y: itemY + legendSymbol.yOff
|
|
});
|
|
}
|
|
if (checkbox) {
|
|
checkbox.x = itemX;
|
|
checkbox.y = itemY;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Destroy a single legend item
|
|
* @param {Object} item The series or point
|
|
*/
|
|
function destroyItem(item) {
|
|
var checkbox = item.checkbox;
|
|
|
|
// pull out from the array
|
|
//erase(allItems, item);
|
|
|
|
// destroy SVG elements
|
|
each(['legendItem', 'legendLine', 'legendSymbol'], function(key) {
|
|
if (item[key]) {
|
|
item[key].destroy();
|
|
}
|
|
});
|
|
|
|
if (checkbox) {
|
|
discardElement(item.checkbox);
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
/**
|
|
* Position the checkboxes after the width is determined
|
|
*/
|
|
function positionCheckboxes() {
|
|
each(allItems, function(item) {
|
|
var checkbox = item.checkbox;
|
|
if (checkbox) {
|
|
css(checkbox, {
|
|
left: (legendGroup.attr('translateX') + item.legendItemWidth + checkbox.x - 40) +PX,
|
|
top: (legendGroup.attr('translateY') + checkbox.y - 11) + PX
|
|
});
|
|
}
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Render a single specific legend item
|
|
* @param {Object} item A series or point
|
|
*/
|
|
function renderItem(item) {
|
|
var bBox,
|
|
itemWidth,
|
|
legendSymbol,
|
|
symbolX,
|
|
symbolY,
|
|
attribs,
|
|
simpleSymbol,
|
|
li = item.legendItem,
|
|
series = item.series || item,
|
|
i = allItems.length;
|
|
|
|
|
|
if (!li) { // generate it once, later move it
|
|
|
|
// let these series types use a simple symbol
|
|
simpleSymbol = /^(bar|pie|area|column)$/.test(series.type);
|
|
|
|
// generate the list item text
|
|
item.legendItem = li = renderer.text(
|
|
options.labelFormatter.call(item),
|
|
0,
|
|
0
|
|
)
|
|
.css(item.visible ? itemStyle : itemHiddenStyle)
|
|
.on('mouseover', function() {
|
|
item.setState(HOVER_STATE);
|
|
li.css(itemHoverStyle);
|
|
})
|
|
.on('mouseout', function() {
|
|
li.css(item.visible ? itemStyle : itemHiddenStyle);
|
|
item.setState();
|
|
})
|
|
.on('click', function(event) {
|
|
var strLegendItemClick = 'legendItemClick',
|
|
fnLegendItemClick = function() {
|
|
item.setVisible();
|
|
};
|
|
|
|
// click the name or symbol
|
|
if (item.firePointEvent) { // point
|
|
item.firePointEvent(strLegendItemClick, null, fnLegendItemClick);
|
|
} else {
|
|
fireEvent(item, strLegendItemClick, null, fnLegendItemClick);
|
|
}
|
|
})
|
|
.attr({ zIndex: 2 })
|
|
.add(legendGroup);
|
|
|
|
// draw the line
|
|
if (!simpleSymbol && item.options && item.options.lineWidth) {
|
|
var itemOptions = item.options;
|
|
attribs = {
|
|
'stroke-width': itemOptions.lineWidth,
|
|
zIndex: 2
|
|
};
|
|
if (itemOptions.dashStyle) {
|
|
attribs.dashstyle = itemOptions.dashStyle;
|
|
}
|
|
item.legendLine = renderer.path([
|
|
M,
|
|
-symbolWidth - symbolPadding,
|
|
0,
|
|
L,
|
|
-symbolPadding,
|
|
0
|
|
])
|
|
.attr(attribs)
|
|
.add(legendGroup);
|
|
}
|
|
|
|
// draw a simple symbol
|
|
if (simpleSymbol) { // bar|pie|area|column
|
|
//legendLayer.drawRect(
|
|
legendSymbol = renderer.rect(
|
|
(symbolX = -symbolWidth - symbolPadding),
|
|
(symbolY = -11),
|
|
symbolWidth,
|
|
12,
|
|
2
|
|
).attr({
|
|
'stroke-width': 0,
|
|
zIndex: 3
|
|
}).add(legendGroup);
|
|
}
|
|
|
|
// draw the marker
|
|
else if (item.options && item.options.marker && item.options.marker.enabled) {
|
|
legendSymbol = renderer.symbol(
|
|
item.symbol,
|
|
(symbolX = -symbolWidth / 2 - symbolPadding),
|
|
(symbolY = -4),
|
|
item.options.marker.radius
|
|
)
|
|
.attr(item.pointAttr[NORMAL_STATE])
|
|
.attr({ zIndex: 3 })
|
|
.add(legendGroup);
|
|
|
|
|
|
}
|
|
if (legendSymbol) {
|
|
legendSymbol.xOff = symbolX;
|
|
legendSymbol.yOff = symbolY;
|
|
}
|
|
|
|
item.legendSymbol = legendSymbol;
|
|
|
|
// colorize the items
|
|
colorizeItem(item, item.visible);
|
|
|
|
|
|
// add the HTML checkbox on top
|
|
if (item.options && item.options.showCheckbox) {
|
|
item.checkbox = createElement('input', {
|
|
type: 'checkbox',
|
|
checked: item.selected,
|
|
defaultChecked: item.selected // required by IE7
|
|
}, options.itemCheckboxStyle, container);
|
|
|
|
addEvent(item.checkbox, 'click', function(event) {
|
|
var target = event.target;
|
|
fireEvent(item, 'checkboxClick', {
|
|
checked: target.checked
|
|
},
|
|
function() {
|
|
item.select();
|
|
}
|
|
);
|
|
});
|
|
}
|
|
}
|
|
|
|
|
|
// calculate the positions for the next line
|
|
bBox = li.getBBox();
|
|
|
|
itemWidth = item.legendItemWidth =
|
|
options.itemWidth || symbolWidth + symbolPadding + bBox.width + rightPadding;
|
|
itemHeight = bBox.height;
|
|
|
|
// if the item exceeds the width, start a new line
|
|
if (horizontal && itemX - initialItemX + itemWidth >
|
|
(widthOption || (chartWidth - 2 * padding - initialItemX))) {
|
|
itemX = initialItemX;
|
|
itemY += itemHeight;
|
|
}
|
|
lastItemY = itemY;
|
|
|
|
// position the newly generated or reordered items
|
|
positionItem(item, itemX, itemY);
|
|
|
|
// advance
|
|
if (horizontal) {
|
|
itemX += itemWidth;
|
|
} else {
|
|
itemY += itemHeight;
|
|
}
|
|
|
|
// the width of the widest item
|
|
offsetWidth = widthOption || mathMax(
|
|
horizontal ? itemX - initialItemX : itemWidth,
|
|
offsetWidth
|
|
);
|
|
|
|
|
|
|
|
// add it all to an array to use below
|
|
allItems.push(item);
|
|
}
|
|
|
|
/**
|
|
* Render the legend. This method can be called both before and after
|
|
* chart.render. If called after, it will only rearrange items instead
|
|
* of creating new ones.
|
|
*/
|
|
function renderLegend() {
|
|
itemX = initialItemX;
|
|
itemY = y;
|
|
offsetWidth = 0;
|
|
lastItemY = 0;
|
|
|
|
allItems = [];
|
|
|
|
if (!legendGroup) {
|
|
legendGroup = renderer.g('legend')
|
|
.attr({ zIndex: 7 })
|
|
.add();
|
|
}
|
|
|
|
|
|
// add HTML for each series
|
|
if (reversedLegend) {
|
|
series.reverse();
|
|
}
|
|
each(series, function(serie) {
|
|
if (!serie.options.showInLegend) {
|
|
return;
|
|
}
|
|
|
|
// use points or series for the legend item depending on legendType
|
|
var items = (serie.options.legendType == 'point') ?
|
|
serie.data : [serie];
|
|
|
|
// render all items
|
|
each(items, renderItem);
|
|
});
|
|
if (reversedLegend) { // restore
|
|
series.reverse();
|
|
}
|
|
|
|
|
|
|
|
// Draw the border
|
|
legendWidth = widthOption || offsetWidth;
|
|
legendHeight = lastItemY - y + itemHeight;
|
|
|
|
if (legendBorderWidth || legendBackgroundColor) {
|
|
legendWidth += 2 * padding;
|
|
legendHeight += 2 * padding;
|
|
|
|
if (!box) {
|
|
box = renderer.rect(
|
|
0,
|
|
0,
|
|
legendWidth,
|
|
legendHeight,
|
|
options.borderRadius,
|
|
legendBorderWidth || 0
|
|
).attr({
|
|
stroke: options.borderColor,
|
|
'stroke-width': legendBorderWidth || 0,
|
|
fill: legendBackgroundColor || NONE
|
|
})
|
|
.add(legendGroup)
|
|
.shadow(options.shadow);
|
|
|
|
} else if (legendWidth > 0 && legendHeight > 0) {
|
|
box.animate({
|
|
width: legendWidth,
|
|
height: legendHeight
|
|
});
|
|
}
|
|
|
|
// hide the border if no items
|
|
box[allItems.length ? 'show' : 'hide']();
|
|
}
|
|
|
|
// 1.x compatibility: positioning based on style
|
|
var props = ['left', 'right', 'top', 'bottom'],
|
|
prop,
|
|
i = 4;
|
|
while(i--) {
|
|
prop = props[i];
|
|
if (style[prop] && style[prop] != 'auto') {
|
|
options[i < 2 ? 'align' : 'verticalAlign'] = prop;
|
|
options[i < 2 ? 'x' : 'y'] = pInt(style[prop]) * (i % 2 ? -1 : 1);
|
|
}
|
|
}
|
|
|
|
legendGroup.align(extend(options, {
|
|
width: legendWidth,
|
|
height: legendHeight
|
|
}), true, spacingBox);
|
|
|
|
if (!isResizing) {
|
|
positionCheckboxes();
|
|
}
|
|
}
|
|
|
|
|
|
// run legend
|
|
renderLegend();
|
|
|
|
// move checkboxes
|
|
addEvent(chart, 'endResize', positionCheckboxes);
|
|
|
|
// expose
|
|
return {
|
|
colorizeItem: colorizeItem,
|
|
destroyItem: destroyItem,
|
|
renderLegend: renderLegend
|
|
};
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
* Initialize an individual series, called internally before render time
|
|
*/
|
|
function initSeries(options) {
|
|
var type = options.type || optionsChart.type || optionsChart.defaultSeriesType,
|
|
typeClass = seriesTypes[type],
|
|
serie,
|
|
hasRendered = chart.hasRendered;
|
|
|
|
// an inverted chart can't take a column series and vice versa
|
|
if (hasRendered) {
|
|
if (inverted && type == 'column') {
|
|
typeClass = seriesTypes.bar;
|
|
} else if (!inverted && type == 'bar') {
|
|
typeClass = seriesTypes.column;
|
|
}
|
|
}
|
|
|
|
serie = new typeClass();
|
|
|
|
serie.init(chart, options);
|
|
|
|
// set internal chart properties
|
|
if (!hasRendered && serie.inverted) {
|
|
inverted = true;
|
|
}
|
|
if (serie.isCartesian) {
|
|
hasCartesianSeries = serie.isCartesian;
|
|
}
|
|
|
|
series.push(serie);
|
|
|
|
return serie;
|
|
}
|
|
|
|
/**
|
|
* Add a series dynamically after time
|
|
*
|
|
* @param {Object} options The config options
|
|
* @param {Boolean} redraw Whether to redraw the chart after adding. Defaults to true.
|
|
* @param {Boolean|Object} animation Whether to apply animation, and optionally animation
|
|
* configuration
|
|
*
|
|
* @return {Object} series The newly created series object
|
|
*/
|
|
function addSeries(options, redraw, animation) {
|
|
var series;
|
|
|
|
if (options) {
|
|
setAnimation(animation, chart);
|
|
redraw = pick(redraw, true); // defaults to true
|
|
|
|
fireEvent(chart, 'addSeries', { options: options }, function() {
|
|
series = initSeries(options);
|
|
series.isDirty = true;
|
|
|
|
chart.isDirtyLegend = true; // the series array is out of sync with the display
|
|
if (redraw) {
|
|
chart.redraw();
|
|
}
|
|
});
|
|
}
|
|
|
|
return series;
|
|
}
|
|
|
|
/**
|
|
* Check whether a given point is within the plot area
|
|
*
|
|
* @param {Number} x Pixel x relative to the coordinateSystem
|
|
* @param {Number} y Pixel y relative to the coordinateSystem
|
|
*/
|
|
isInsidePlot = function(x, y) {
|
|
return x >= 0 &&
|
|
x <= plotWidth &&
|
|
y >= 0 &&
|
|
y <= plotHeight;
|
|
};
|
|
|
|
/**
|
|
* Adjust all axes tick amounts
|
|
*/
|
|
function adjustTickAmounts() {
|
|
if (optionsChart.alignTicks !== false) {
|
|
each(axes, function(axis) {
|
|
axis.adjustTickAmount();
|
|
});
|
|
}
|
|
maxTicks = null;
|
|
}
|
|
|
|
/**
|
|
* Redraw legend, axes or series based on updated data
|
|
*
|
|
* @param {Boolean|Object} animation Whether to apply animation, and optionally animation
|
|
* configuration
|
|
*/
|
|
function redraw(animation) {
|
|
var redrawLegend = chart.isDirtyLegend,
|
|
hasStackedSeries,
|
|
isDirtyBox = chart.isDirtyBox, // todo: check if it has actually changed?
|
|
seriesLength = series.length,
|
|
i = seriesLength,
|
|
clipRect = chart.clipRect,
|
|
serie;
|
|
|
|
setAnimation(animation, chart);
|
|
|
|
// link stacked series
|
|
while (i--) {
|
|
serie = series[i];
|
|
if (serie.isDirty && serie.options.stacking) {
|
|
hasStackedSeries = true;
|
|
break;
|
|
}
|
|
}
|
|
if (hasStackedSeries) { // mark others as dirty
|
|
i = seriesLength;
|
|
while (i--) {
|
|
serie = series[i];
|
|
if (serie.options.stacking) {
|
|
serie.isDirty = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
// handle updated data in the series
|
|
each(series, function(serie) {
|
|
if (serie.isDirty) { // prepare the data so axis can read it
|
|
serie.cleanData();
|
|
serie.getSegments();
|
|
|
|
if (serie.options.legendType == 'point') {
|
|
redrawLegend = true;
|
|
}
|
|
}
|
|
});
|
|
|
|
// handle added or removed series
|
|
if (redrawLegend && legend.renderLegend) { // series or pie points are added or removed
|
|
// draw legend graphics
|
|
legend.renderLegend();
|
|
|
|
chart.isDirtyLegend = false;
|
|
}
|
|
|
|
if (hasCartesianSeries) {
|
|
if (!isResizing) {
|
|
|
|
// reset maxTicks
|
|
maxTicks = null;
|
|
|
|
// set axes scales
|
|
each(axes, function(axis) {
|
|
axis.setScale();
|
|
});
|
|
}
|
|
adjustTickAmounts();
|
|
getMargins();
|
|
|
|
// redraw axes
|
|
each(axes, function(axis) {
|
|
if (axis.isDirty || isDirtyBox) {
|
|
axis.redraw();
|
|
isDirtyBox = true; // always redraw box to reflect changes in the axis labels
|
|
}
|
|
});
|
|
|
|
|
|
}
|
|
|
|
// the plot areas size has changed
|
|
if (isDirtyBox) {
|
|
drawChartBox();
|
|
placeTrackerGroup();
|
|
|
|
// move clip rect
|
|
if (clipRect) {
|
|
stop(clipRect);
|
|
clipRect.animate({ // for chart resize
|
|
width: chart.plotSizeX,
|
|
height: chart.plotSizeY
|
|
});
|
|
}
|
|
|
|
}
|
|
|
|
|
|
// redraw affected series
|
|
each(series, function(serie) {
|
|
if (serie.isDirty && serie.visible &&
|
|
(!serie.isCartesian || serie.xAxis)) { // issue #153
|
|
serie.redraw();
|
|
}
|
|
});
|
|
|
|
|
|
// hide tooltip and hover states
|
|
if (tracker && tracker.resetTracker) {
|
|
tracker.resetTracker();
|
|
}
|
|
|
|
// redraw if canvas
|
|
renderer.draw();
|
|
|
|
// fire the event
|
|
fireEvent(chart, 'redraw');
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Dim the chart and show a loading text or symbol
|
|
* @param {String} str An optional text to show in the loading label instead of the default one
|
|
*/
|
|
function showLoading(str) {
|
|
var loadingOptions = options.loading;
|
|
|
|
// create the layer at the first call
|
|
if (!loadingDiv) {
|
|
loadingDiv = createElement(DIV, {
|
|
className: 'highcharts-loading'
|
|
}, extend(loadingOptions.style, {
|
|
left: plotLeft + PX,
|
|
top: plotTop + PX,
|
|
width: plotWidth + PX,
|
|
height: plotHeight + PX,
|
|
zIndex: 10,
|
|
display: NONE
|
|
}), container);
|
|
|
|
loadingSpan = createElement(
|
|
'span',
|
|
null,
|
|
loadingOptions.labelStyle,
|
|
loadingDiv
|
|
);
|
|
|
|
}
|
|
|
|
// update text
|
|
loadingSpan.innerHTML = str || options.lang.loading;
|
|
|
|
// show it
|
|
if (!loadingShown) {
|
|
css(loadingDiv, { opacity: 0, display: '' });
|
|
animate(loadingDiv, {
|
|
opacity: loadingOptions.style.opacity
|
|
}, {
|
|
duration: loadingOptions.showDuration
|
|
});
|
|
loadingShown = true;
|
|
}
|
|
}
|
|
/**
|
|
* Hide the loading layer
|
|
*/
|
|
function hideLoading() {
|
|
animate(loadingDiv, {
|
|
opacity: 0
|
|
}, {
|
|
duration: options.loading.hideDuration,
|
|
complete: function() {
|
|
css(loadingDiv, { display: NONE });
|
|
}
|
|
});
|
|
loadingShown = false;
|
|
}
|
|
|
|
/**
|
|
* Get an axis, series or point object by id.
|
|
* @param id {String} The id as given in the configuration options
|
|
*/
|
|
function get(id) {
|
|
var i,
|
|
j,
|
|
data;
|
|
|
|
// search axes
|
|
for (i = 0; i < axes.length; i++) {
|
|
if (axes[i].options.id == id) {
|
|
return axes[i];
|
|
}
|
|
}
|
|
|
|
// search series
|
|
for (i = 0; i < series.length; i++) {
|
|
if (series[i].options.id == id) {
|
|
return series[i];
|
|
}
|
|
}
|
|
|
|
// search points
|
|
for (i = 0; i < series.length; i++) {
|
|
data = series[i].data;
|
|
for (j = 0; j < data.length; j++) {
|
|
if (data[j].id == id) {
|
|
return data[j];
|
|
}
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Create the Axis instances based on the config options
|
|
*/
|
|
function getAxes() {
|
|
var xAxisOptions = options.xAxis || {},
|
|
yAxisOptions = options.yAxis || {},
|
|
axis;
|
|
|
|
// make sure the options are arrays and add some members
|
|
xAxisOptions = splat(xAxisOptions);
|
|
each(xAxisOptions, function(axis, i) {
|
|
axis.index = i;
|
|
axis.isX = true;
|
|
});
|
|
|
|
yAxisOptions = splat(yAxisOptions);
|
|
each(yAxisOptions, function(axis, i) {
|
|
axis.index = i;
|
|
});
|
|
|
|
// concatenate all axis options into one array
|
|
axes = xAxisOptions.concat(yAxisOptions);
|
|
|
|
// loop the options and construct axis objects
|
|
chart.xAxis = [];
|
|
chart.yAxis = [];
|
|
axes = map(axes, function(axisOptions) {
|
|
axis = new Axis(chart, axisOptions);
|
|
chart[axis.isXAxis ? 'xAxis' : 'yAxis'].push(axis);
|
|
|
|
return axis;
|
|
});
|
|
|
|
adjustTickAmounts();
|
|
}
|
|
|
|
|
|
/**
|
|
* Get the currently selected points from all series
|
|
*/
|
|
function getSelectedPoints() {
|
|
var points = [];
|
|
each(series, function(serie) {
|
|
points = points.concat( grep( serie.data, function(point) {
|
|
return point.selected;
|
|
}));
|
|
});
|
|
return points;
|
|
}
|
|
|
|
/**
|
|
* Get the currently selected series
|
|
*/
|
|
function getSelectedSeries() {
|
|
return grep(series, function (serie) {
|
|
return serie.selected;
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Zoom out to 1:1
|
|
*/
|
|
zoomOut = function () {
|
|
fireEvent(chart, 'selection', { resetSelection: true }, zoom);
|
|
chart.toolbar.remove('zoom');
|
|
|
|
};
|
|
/**
|
|
* Zoom into a given portion of the chart given by axis coordinates
|
|
* @param {Object} event
|
|
*/
|
|
zoom = function (event) {
|
|
|
|
// add button to reset selection
|
|
var lang = defaultOptions.lang,
|
|
animate = chart.pointCount < 100;
|
|
chart.toolbar.add('zoom', lang.resetZoom, lang.resetZoomTitle, zoomOut);
|
|
|
|
// if zoom is called with no arguments, reset the axes
|
|
if (!event || event.resetSelection) {
|
|
each(axes, function(axis) {
|
|
axis.setExtremes(null, null, false, animate);
|
|
});
|
|
}
|
|
|
|
// else, zoom in on all axes
|
|
else {
|
|
each(event.xAxis.concat(event.yAxis), function(axisData) {
|
|
var axis = axisData.axis;
|
|
|
|
// don't zoom more than maxZoom
|
|
if (chart.tracker[axis.isXAxis ? 'zoomX' : 'zoomY']) {
|
|
axis.setExtremes(axisData.min, axisData.max, false, animate);
|
|
}
|
|
});
|
|
}
|
|
|
|
// redraw chart
|
|
redraw();
|
|
};
|
|
|
|
/**
|
|
* Show the title and subtitle of the chart
|
|
*
|
|
* @param titleOptions {Object} New title options
|
|
* @param subtitleOptions {Object} New subtitle options
|
|
*
|
|
*/
|
|
function setTitle (titleOptions, subtitleOptions) {
|
|
|
|
chartTitleOptions = merge(options.title, titleOptions);
|
|
chartSubtitleOptions = merge(options.subtitle, subtitleOptions);
|
|
|
|
// add title and subtitle
|
|
each([
|
|
['title', titleOptions, chartTitleOptions],
|
|
['subtitle', subtitleOptions, chartSubtitleOptions]
|
|
], function(arr) {
|
|
var name = arr[0],
|
|
title = chart[name],
|
|
titleOptions = arr[1],
|
|
chartTitleOptions = arr[2];
|
|
|
|
if (title && titleOptions) {
|
|
title.destroy(); // remove old
|
|
title = null;
|
|
}
|
|
if (chartTitleOptions && chartTitleOptions.text && !title) {
|
|
chart[name] = renderer.text(
|
|
chartTitleOptions.text,
|
|
0,
|
|
0
|
|
)
|
|
.attr({
|
|
align: chartTitleOptions.align,
|
|
'class': 'highcharts-'+ name,
|
|
zIndex: 1
|
|
})
|
|
.css(chartTitleOptions.style)
|
|
.add()
|
|
.align(chartTitleOptions, false, spacingBox);
|
|
}
|
|
});
|
|
|
|
}
|
|
|
|
/**
|
|
* Get chart width and height according to options and container size
|
|
*/
|
|
function getChartSize() {
|
|
|
|
containerWidth = (renderToClone || renderTo).offsetWidth;
|
|
containerHeight = (renderToClone || renderTo).offsetHeight;
|
|
chart.chartWidth = chartWidth = optionsChart.width || containerWidth || 600;
|
|
chart.chartHeight = chartHeight = optionsChart.height ||
|
|
// the offsetHeight of an empty container is 0 in standard browsers, but 19 in IE7:
|
|
(containerHeight > 19 ? containerHeight : 400);
|
|
}
|
|
|
|
|
|
/**
|
|
* Get the containing element, determine the size and create the inner container
|
|
* div to hold the chart
|
|
*/
|
|
function getContainer() {
|
|
renderTo = optionsChart.renderTo;
|
|
containerId = PREFIX + idCounter++;
|
|
|
|
if (isString(renderTo)) {
|
|
renderTo = doc.getElementById(renderTo);
|
|
}
|
|
|
|
// remove previous chart
|
|
renderTo.innerHTML = '';
|
|
|
|
// If the container doesn't have an offsetWidth, it has or is a child of a node
|
|
// that has display:none. We need to temporarily move it out to a visible
|
|
// state to determine the size, else the legend and tooltips won't render
|
|
// properly
|
|
if (!renderTo.offsetWidth) {
|
|
renderToClone = renderTo.cloneNode(0);
|
|
css(renderToClone, {
|
|
position: ABSOLUTE,
|
|
top: '-9999px',
|
|
display: ''
|
|
});
|
|
doc.body.appendChild(renderToClone);
|
|
}
|
|
|
|
// get the width and height
|
|
getChartSize();
|
|
|
|
// create the inner container
|
|
chart.container = container = createElement(DIV, {
|
|
className: 'highcharts-container' +
|
|
(optionsChart.className ? ' '+ optionsChart.className : ''),
|
|
id: containerId
|
|
}, extend({
|
|
position: RELATIVE,
|
|
overflow: HIDDEN, // needed for context menu (avoid scrollbars) and
|
|
// content overflow in IE
|
|
width: chartWidth + PX,
|
|
height: chartHeight + PX,
|
|
textAlign: 'left'
|
|
}, optionsChart.style),
|
|
renderToClone || renderTo
|
|
);
|
|
|
|
chart.renderer = renderer =
|
|
optionsChart.forExport ? // force SVG, used for SVG export
|
|
new SVGRenderer(container, chartWidth, chartHeight, true) :
|
|
new Renderer(container, chartWidth, chartHeight);
|
|
|
|
// Issue 110 workaround:
|
|
// In Firefox, if a div is positioned by percentage, its pixel position may land
|
|
// between pixels. The container itself doesn't display this, but an SVG element
|
|
// inside this container will be drawn at subpixel precision. In order to draw
|
|
// sharp lines, this must be compensated for. This doesn't seem to work inside
|
|
// iframes though (like in jsFiddle).
|
|
var subPixelFix, rect;
|
|
if (isFirefox && container.getBoundingClientRect) {
|
|
subPixelFix = function() {
|
|
css(container, { left: 0, top: 0 });
|
|
rect = container.getBoundingClientRect();
|
|
css(container, {
|
|
left: (-rect.left % 1) + PX,
|
|
top: (-rect.top % 1) + PX
|
|
});
|
|
};
|
|
|
|
// run the fix now
|
|
subPixelFix();
|
|
|
|
// run it on resize
|
|
addEvent(win, 'resize', subPixelFix);
|
|
|
|
// remove it on chart destroy
|
|
addEvent(chart, 'destroy', function() {
|
|
removeEvent(win, 'resize', subPixelFix);
|
|
});
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Calculate margins by rendering axis labels in a preliminary position. Title,
|
|
* subtitle and legend have already been rendered at this stage, but will be
|
|
* moved into their final positions
|
|
*/
|
|
getMargins = function() {
|
|
var legendOptions = options.legend,
|
|
legendMargin = pick(legendOptions.margin, 10),
|
|
legendX = legendOptions.x,
|
|
legendY = legendOptions.y,
|
|
align = legendOptions.align,
|
|
verticalAlign = legendOptions.verticalAlign,
|
|
titleOffset;
|
|
|
|
resetMargins();
|
|
|
|
// adjust for title and subtitle
|
|
if ((chart.title || chart.subtitle) && !defined(optionsMarginTop)) {
|
|
titleOffset = mathMax(
|
|
chart.title && !chartTitleOptions.floating && !chartTitleOptions.verticalAlign && chartTitleOptions.y || 0,
|
|
chart.subtitle && !chartSubtitleOptions.floating && !chartSubtitleOptions.verticalAlign && chartSubtitleOptions.y || 0
|
|
);
|
|
if (titleOffset) {
|
|
plotTop = mathMax(plotTop, titleOffset + pick(chartTitleOptions.margin, 15) + spacingTop);
|
|
}
|
|
}
|
|
// adjust for legend
|
|
if (legendOptions.enabled && !legendOptions.floating) {
|
|
if (align == 'right') { // horizontal alignment handled first
|
|
if (!defined(optionsMarginRight)) {
|
|
marginRight = mathMax(
|
|
marginRight,
|
|
legendWidth - legendX + legendMargin + spacingRight
|
|
);
|
|
}
|
|
} else if (align == 'left') {
|
|
if (!defined(optionsMarginLeft)) {
|
|
plotLeft = mathMax(
|
|
plotLeft,
|
|
legendWidth + legendX + legendMargin + spacingLeft
|
|
);
|
|
}
|
|
|
|
} else if (verticalAlign == 'top') {
|
|
if (!defined(optionsMarginTop)) {
|
|
plotTop = mathMax(
|
|
plotTop,
|
|
legendHeight + legendY + legendMargin + spacingTop
|
|
);
|
|
}
|
|
|
|
} else if (verticalAlign == 'bottom') {
|
|
if (!defined(optionsMarginBottom)) {
|
|
marginBottom = mathMax(
|
|
marginBottom,
|
|
legendHeight - legendY + legendMargin + spacingBottom
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
// pre-render axes to get labels offset width
|
|
if (hasCartesianSeries) {
|
|
each(axes, function(axis) {
|
|
axis.getOffset();
|
|
});
|
|
}
|
|
|
|
if (!defined(optionsMarginLeft)) {
|
|
plotLeft += axisOffset[3];
|
|
}
|
|
if (!defined(optionsMarginTop)) {
|
|
plotTop += axisOffset[0];
|
|
}
|
|
if (!defined(optionsMarginBottom)) {
|
|
marginBottom += axisOffset[2];
|
|
}
|
|
if (!defined(optionsMarginRight)) {
|
|
marginRight += axisOffset[1];
|
|
}
|
|
|
|
setChartSize();
|
|
|
|
};
|
|
|
|
/**
|
|
* Add the event handlers necessary for auto resizing
|
|
*
|
|
*/
|
|
function initReflow() {
|
|
var reflowTimeout;
|
|
function reflow() {
|
|
var width = optionsChart.width || renderTo.offsetWidth,
|
|
height = optionsChart.height || renderTo.offsetHeight;
|
|
|
|
if (width && height) { // means container is display:none
|
|
if (width != containerWidth || height != containerHeight) {
|
|
clearTimeout(reflowTimeout);
|
|
reflowTimeout = setTimeout(function() {
|
|
resize(width, height, false);
|
|
}, 100);
|
|
}
|
|
containerWidth = width;
|
|
containerHeight = height;
|
|
}
|
|
}
|
|
addEvent(window, 'resize', reflow);
|
|
addEvent(chart, 'destroy', function() {
|
|
removeEvent(window, 'resize', reflow);
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Resize the chart to a given width and height
|
|
* @param {Number} width
|
|
* @param {Number} height
|
|
* @param {Object|Boolean} animation
|
|
*/
|
|
resize = function(width, height, animation) {
|
|
var chartTitle = chart.title,
|
|
chartSubtitle = chart.subtitle;
|
|
|
|
isResizing += 1;
|
|
|
|
// set the animation for the current process
|
|
setAnimation(animation, chart);
|
|
|
|
oldChartHeight = chartHeight;
|
|
oldChartWidth = chartWidth;
|
|
chartWidth = mathRound(width);
|
|
chartHeight = mathRound(height);
|
|
|
|
css(container, {
|
|
width: chartWidth + PX,
|
|
height: chartHeight + PX
|
|
});
|
|
renderer.setSize(chartWidth, chartHeight, animation);
|
|
|
|
// update axis lengths for more correct tick intervals:
|
|
plotWidth = chartWidth - plotLeft - marginRight;
|
|
plotHeight = chartHeight - plotTop - marginBottom;
|
|
|
|
// handle axes
|
|
maxTicks = null;
|
|
each(axes, function(axis) {
|
|
axis.isDirty = true;
|
|
axis.setScale();
|
|
});
|
|
|
|
// make sure non-cartesian series are also handled
|
|
each(series, function(serie) {
|
|
serie.isDirty = true;
|
|
});
|
|
|
|
chart.isDirtyLegend = true; // force legend redraw
|
|
chart.isDirtyBox = true; // force redraw of plot and chart border
|
|
|
|
getMargins();
|
|
|
|
// move titles
|
|
if (chartTitle) {
|
|
chartTitle.align(null, null, spacingBox);
|
|
}
|
|
if (chartSubtitle) {
|
|
chartSubtitle.align(null, null, spacingBox);
|
|
}
|
|
|
|
redraw(animation);
|
|
|
|
|
|
oldChartHeight = null;
|
|
fireEvent(chart, 'resize');
|
|
|
|
// fire endResize and set isResizing back
|
|
setTimeout(function() {
|
|
fireEvent(chart, 'endResize', null, function() {
|
|
isResizing -= 1;
|
|
});
|
|
}, globalAnimation && globalAnimation.duration || 500);
|
|
};
|
|
|
|
/**
|
|
* Set the public chart properties. This is done before and after the pre-render
|
|
* to determine margin sizes
|
|
*/
|
|
setChartSize = function() {
|
|
|
|
chart.plotLeft = plotLeft = mathRound(plotLeft);
|
|
chart.plotTop = plotTop = mathRound(plotTop);
|
|
chart.plotWidth = plotWidth = mathRound(chartWidth - plotLeft - marginRight);
|
|
chart.plotHeight = plotHeight = mathRound(chartHeight - plotTop - marginBottom);
|
|
|
|
chart.plotSizeX = inverted ? plotHeight : plotWidth;
|
|
chart.plotSizeY = inverted ? plotWidth : plotHeight;
|
|
|
|
spacingBox = {
|
|
x: spacingLeft,
|
|
y: spacingTop,
|
|
width: chartWidth - spacingLeft - spacingRight,
|
|
height: chartHeight - spacingTop - spacingBottom
|
|
};
|
|
};
|
|
|
|
/**
|
|
* Initial margins before auto size margins are applied
|
|
*/
|
|
resetMargins = function() {
|
|
plotTop = pick(optionsMarginTop, spacingTop);
|
|
marginRight = pick(optionsMarginRight, spacingRight);
|
|
marginBottom = pick(optionsMarginBottom, spacingBottom);
|
|
plotLeft = pick(optionsMarginLeft, spacingLeft);
|
|
axisOffset = [0, 0, 0, 0]; // top, right, bottom, left
|
|
};
|
|
|
|
/**
|
|
* Draw the borders and backgrounds for chart and plot area
|
|
*/
|
|
drawChartBox = function() {
|
|
var chartBorderWidth = optionsChart.borderWidth || 0,
|
|
chartBackgroundColor = optionsChart.backgroundColor,
|
|
plotBackgroundColor = optionsChart.plotBackgroundColor,
|
|
plotBackgroundImage = optionsChart.plotBackgroundImage,
|
|
mgn,
|
|
plotSize = {
|
|
x: plotLeft,
|
|
y: plotTop,
|
|
width: plotWidth,
|
|
height: plotHeight
|
|
};
|
|
|
|
// Chart area
|
|
mgn = chartBorderWidth + (optionsChart.shadow ? 8 : 0);
|
|
|
|
if (chartBorderWidth || chartBackgroundColor) {
|
|
if (!chartBackground) {
|
|
chartBackground = renderer.rect(mgn / 2, mgn / 2, chartWidth - mgn, chartHeight - mgn,
|
|
optionsChart.borderRadius, chartBorderWidth)
|
|
.attr({
|
|
stroke: optionsChart.borderColor,
|
|
'stroke-width': chartBorderWidth,
|
|
fill: chartBackgroundColor || NONE
|
|
})
|
|
.add()
|
|
.shadow(optionsChart.shadow);
|
|
} else { // resize
|
|
chartBackground.animate({
|
|
width: chartWidth - mgn,
|
|
height:chartHeight - mgn
|
|
});
|
|
}
|
|
}
|
|
|
|
|
|
// Plot background
|
|
if (plotBackgroundColor) {
|
|
if (!plotBackground) {
|
|
plotBackground = renderer.rect(plotLeft, plotTop, plotWidth, plotHeight, 0)
|
|
.attr({
|
|
fill: plotBackgroundColor
|
|
})
|
|
.add()
|
|
.shadow(optionsChart.plotShadow);
|
|
} else {
|
|
plotBackground.animate(plotSize);
|
|
}
|
|
}
|
|
if (plotBackgroundImage) {
|
|
if (!plotBGImage) {
|
|
plotBGImage = renderer.image(plotBackgroundImage, plotLeft, plotTop, plotWidth, plotHeight)
|
|
.add();
|
|
} else {
|
|
plotBGImage.animate(plotSize);
|
|
}
|
|
}
|
|
|
|
// Plot area border
|
|
if (optionsChart.plotBorderWidth) {
|
|
if (!plotBorder) {
|
|
plotBorder = renderer.rect(plotLeft, plotTop, plotWidth, plotHeight, 0, optionsChart.plotBorderWidth)
|
|
.attr({
|
|
stroke: optionsChart.plotBorderColor,
|
|
'stroke-width': optionsChart.plotBorderWidth,
|
|
zIndex: 4
|
|
})
|
|
.add();
|
|
} else {
|
|
plotBorder.animate(plotSize);
|
|
}
|
|
}
|
|
|
|
// reset
|
|
chart.isDirtyBox = false;
|
|
};
|
|
|
|
/**
|
|
* Render all graphics for the chart
|
|
*/
|
|
function render () {
|
|
var labels = options.labels,
|
|
credits = options.credits,
|
|
creditsHref;
|
|
|
|
// Title
|
|
setTitle();
|
|
|
|
|
|
// Legend
|
|
legend = chart.legend = new Legend(chart);
|
|
|
|
// Get margins by pre-rendering axes
|
|
getMargins();
|
|
each(axes, function(axis) {
|
|
axis.setTickPositions(true); // update to reflect the new margins
|
|
});
|
|
adjustTickAmounts();
|
|
getMargins(); // second pass to check for new labels
|
|
|
|
|
|
// Draw the borders and backgrounds
|
|
drawChartBox();
|
|
|
|
// Axes
|
|
if (hasCartesianSeries) {
|
|
each(axes, function(axis) {
|
|
axis.render();
|
|
});
|
|
}
|
|
|
|
|
|
// The series
|
|
if (!chart.seriesGroup) {
|
|
chart.seriesGroup = renderer.g('series-group')
|
|
.attr({ zIndex: 3 })
|
|
.add();
|
|
}
|
|
each(series, function(serie) {
|
|
serie.translate();
|
|
serie.setTooltipPoints();
|
|
serie.render();
|
|
});
|
|
|
|
|
|
// Labels
|
|
if (labels.items) {
|
|
each(labels.items, function() {
|
|
var style = extend(labels.style, this.style),
|
|
x = pInt(style.left) + plotLeft,
|
|
y = pInt(style.top) + plotTop + 12;
|
|
|
|
// delete to prevent rewriting in IE
|
|
delete style.left;
|
|
delete style.top;
|
|
|
|
renderer.text(
|
|
this.html,
|
|
x,
|
|
y
|
|
)
|
|
.attr({ zIndex: 2 })
|
|
.css(style)
|
|
.add();
|
|
|
|
});
|
|
}
|
|
|
|
// Toolbar (don't redraw)
|
|
if (!chart.toolbar) {
|
|
chart.toolbar = Toolbar(chart);
|
|
}
|
|
|
|
// Credits
|
|
if (credits.enabled && !chart.credits) {
|
|
creditsHref = credits.href;
|
|
renderer.text(
|
|
credits.text,
|
|
0,
|
|
0
|
|
)
|
|
.on('click', function() {
|
|
if (creditsHref) {
|
|
parent.location.href = creditsHref;
|
|
}
|
|
})
|
|
.attr({
|
|
align: credits.position.align,
|
|
zIndex: 8
|
|
})
|
|
.css(credits.style)
|
|
.add()
|
|
.align(credits.position);
|
|
}
|
|
|
|
placeTrackerGroup();
|
|
|
|
// Set flag
|
|
chart.hasRendered = true;
|
|
|
|
// If the chart was rendered outside the top container, put it back in
|
|
if (renderToClone) {
|
|
renderTo.appendChild(container);
|
|
discardElement(renderToClone);
|
|
//updatePosition(container);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Clean up memory usage
|
|
*/
|
|
function destroy() {
|
|
var i = series.length,
|
|
parentNode = container && container.parentNode;
|
|
|
|
// fire the chart.destoy event
|
|
fireEvent(chart, 'destroy');
|
|
|
|
// remove events
|
|
removeEvent(win, 'unload', destroy);
|
|
removeEvent(chart);
|
|
|
|
each(axes, function(axis) {
|
|
removeEvent(axis);
|
|
});
|
|
|
|
// destroy each series
|
|
while (i--) {
|
|
series[i].destroy();
|
|
}
|
|
|
|
// remove container and all SVG
|
|
if (defined(container)) { // can break in IE when destroyed before finished loading
|
|
container.innerHTML = '';
|
|
removeEvent(container);
|
|
if (parentNode) {
|
|
parentNode.removeChild(container);
|
|
}
|
|
}
|
|
|
|
// IE6 leak
|
|
container = null;
|
|
// IE7 leak
|
|
renderer.alignedObjects = null;
|
|
|
|
// memory and CPU leak
|
|
clearInterval(tooltipInterval);
|
|
|
|
// clean it all up
|
|
for (i in chart) {
|
|
delete chart[i];
|
|
}
|
|
|
|
}
|
|
/**
|
|
* Prepare for first rendering after all data are loaded
|
|
*/
|
|
function firstRender() {
|
|
|
|
// VML namespaces can't be added until after complete. Listening
|
|
// for Perini's doScroll hack is not enough.
|
|
var onreadystatechange = 'onreadystatechange';
|
|
if (isIE && !hasSVG && !win.parent && doc.readyState != 'complete') {
|
|
doc.attachEvent(onreadystatechange, function() {
|
|
doc.detachEvent(onreadystatechange, firstRender);
|
|
firstRender();
|
|
});
|
|
return;
|
|
}
|
|
|
|
// create the container
|
|
getContainer();
|
|
|
|
resetMargins();
|
|
setChartSize();
|
|
|
|
// Initialize the series
|
|
each(options.series || [], function(serieOptions) {
|
|
initSeries(serieOptions);
|
|
});
|
|
|
|
// Set the common inversion and transformation for inverted series after initSeries
|
|
chart.inverted = inverted = pick(inverted, options.chart.inverted);
|
|
|
|
|
|
getAxes();
|
|
|
|
|
|
chart.render = render;
|
|
|
|
// depends on inverted and on margins being set
|
|
chart.tracker = tracker = new MouseTracker(chart, options.tooltip);
|
|
|
|
//globalAnimation = false;
|
|
render();
|
|
|
|
// add canvas
|
|
renderer.draw();
|
|
|
|
fireEvent(chart, 'load');
|
|
|
|
//globalAnimation = true;
|
|
|
|
// run callbacks
|
|
if (callback) {
|
|
callback.apply(chart, [chart]);
|
|
}
|
|
each(chart.callbacks, function(fn) {
|
|
fn.apply(chart, [chart]);
|
|
});
|
|
}
|
|
|
|
// Run chart
|
|
|
|
|
|
|
|
// Set to zero for each new chart
|
|
colorCounter = 0;
|
|
symbolCounter = 0;
|
|
|
|
// Destroy the chart and free up memory.
|
|
addEvent(win, 'unload', destroy);
|
|
|
|
// Set up auto resize
|
|
if (optionsChart.reflow !== false) {
|
|
addEvent(chart, 'load', initReflow);
|
|
}
|
|
|
|
// Chart event handlers
|
|
if (chartEvents) {
|
|
for (eventType in chartEvents) {
|
|
addEvent(chart, eventType, chartEvents[eventType]);
|
|
}
|
|
}
|
|
|
|
|
|
chart.options = options;
|
|
chart.series = series;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// Expose methods and variables
|
|
chart.addSeries = addSeries;
|
|
chart.animation = useCanVG ? false : pick(optionsChart.animation, true);
|
|
chart.destroy = destroy;
|
|
chart.get = get;
|
|
chart.getSelectedPoints = getSelectedPoints;
|
|
chart.getSelectedSeries = getSelectedSeries;
|
|
chart.hideLoading = hideLoading;
|
|
chart.isInsidePlot = isInsidePlot;
|
|
chart.redraw = redraw;
|
|
chart.setSize = resize;
|
|
chart.setTitle = setTitle;
|
|
chart.showLoading = showLoading;
|
|
chart.pointCount = 0;
|
|
/*
|
|
if ($) $(function() {
|
|
$container = $('#container');
|
|
var origChartWidth,
|
|
origChartHeight;
|
|
if ($container) {
|
|
$('<button>+</button>')
|
|
.insertBefore($container)
|
|
.click(function() {
|
|
if (origChartWidth === UNDEFINED) {
|
|
origChartWidth = chartWidth;
|
|
origChartHeight = chartHeight;
|
|
}
|
|
chart.resize(chartWidth *= 1.1, chartHeight *= 1.1);
|
|
});
|
|
$('<button>-</button>')
|
|
.insertBefore($container)
|
|
.click(function() {
|
|
if (origChartWidth === UNDEFINED) {
|
|
origChartWidth = chartWidth;
|
|
origChartHeight = chartHeight;
|
|
}
|
|
chart.resize(chartWidth *= 0.9, chartHeight *= 0.9);
|
|
});
|
|
$('<button>1:1</button>')
|
|
.insertBefore($container)
|
|
.click(function() {
|
|
if (origChartWidth === UNDEFINED) {
|
|
origChartWidth = chartWidth;
|
|
origChartHeight = chartHeight;
|
|
}
|
|
chart.resize(origChartWidth, origChartHeight);
|
|
});
|
|
}
|
|
})
|
|
*/
|
|
|
|
|
|
|
|
|
|
firstRender();
|
|
|
|
|
|
} // end Chart
|
|
|
|
// Hook for exporting module
|
|
Chart.prototype.callbacks = [];
|
|
|
|
/**
|
|
* The Point object and prototype. Inheritable and used as base for PiePoint
|
|
*/
|
|
var Point = function() {};
|
|
Point.prototype = {
|
|
|
|
/**
|
|
* Initialize the point
|
|
* @param {Object} series The series object containing this point
|
|
* @param {Object} options The data in either number, array or object format
|
|
*/
|
|
init: function(series, options) {
|
|
var point = this,
|
|
defaultColors;
|
|
point.series = series;
|
|
point.applyOptions(options);
|
|
point.pointAttr = {};
|
|
|
|
if (series.options.colorByPoint) {
|
|
defaultColors = series.chart.options.colors;
|
|
if (!point.options) {
|
|
point.options = {};
|
|
}
|
|
point.color = point.options.color = point.color || defaultColors[colorCounter++];
|
|
|
|
// loop back to zero
|
|
if (colorCounter >= defaultColors.length) {
|
|
colorCounter = 0;
|
|
}
|
|
}
|
|
|
|
series.chart.pointCount++;
|
|
return point;
|
|
},
|
|
/**
|
|
* Apply the options containing the x and y data and possible some extra properties.
|
|
* This is called on point init or from point.update.
|
|
*
|
|
* @param {Object} options
|
|
*/
|
|
applyOptions: function(options) {
|
|
var point = this,
|
|
series = point.series;
|
|
|
|
point.config = options;
|
|
|
|
// onedimensional array input
|
|
if (isNumber(options) || options === null) {
|
|
point.y = options;
|
|
}
|
|
|
|
// object input
|
|
else if (isObject(options) && !isNumber(options.length)) {
|
|
|
|
// copy options directly to point
|
|
extend(point, options);
|
|
point.options = options;
|
|
}
|
|
|
|
// categorized data with name in first position
|
|
else if (isString(options[0])) {
|
|
point.name = options[0];
|
|
point.y = options[1];
|
|
}
|
|
|
|
// two-dimentional array
|
|
else if (isNumber(options[0])) {
|
|
point.x = options[0];
|
|
point.y = options[1];
|
|
}
|
|
|
|
/*
|
|
* If no x is set by now, get auto incremented value. All points must have an
|
|
* x value, however the y value can be null to create a gap in the series
|
|
*/
|
|
if (point.x === UNDEFINED) {
|
|
point.x = series.autoIncrement();
|
|
}
|
|
|
|
},
|
|
|
|
/**
|
|
* Destroy a point to clear memory. Its reference still stays in series.data.
|
|
*/
|
|
destroy: function() {
|
|
var point = this,
|
|
series = point.series,
|
|
prop;
|
|
|
|
series.chart.pointCount--;
|
|
|
|
if (point == series.chart.hoverPoint) {
|
|
point.onMouseOut();
|
|
}
|
|
series.chart.hoverPoints = null; // remove reference
|
|
|
|
// remove all events
|
|
removeEvent(point);
|
|
|
|
each(['graphic', 'tracker', 'group', 'dataLabel', 'connector'], function(prop) {
|
|
if (point[prop]) {
|
|
point[prop].destroy();
|
|
}
|
|
});
|
|
|
|
if (point.legendItem) { // pies have legend items
|
|
point.series.chart.legend.destroyItem(point);
|
|
}
|
|
|
|
for (prop in point) {
|
|
point[prop] = null;
|
|
}
|
|
|
|
|
|
},
|
|
|
|
/**
|
|
* Toggle the selection status of a point
|
|
* @param {Boolean} selected Whether to select or unselect the point.
|
|
* @param {Boolean} accumulate Whether to add to the previous selection. By default,
|
|
* this happens if the control key (Cmd on Mac) was pressed during clicking.
|
|
*/
|
|
select: function(selected, accumulate) {
|
|
var point = this,
|
|
series = point.series,
|
|
chart = series.chart;
|
|
|
|
point.selected = selected = pick(selected, !point.selected);
|
|
|
|
//series.isDirty = true;
|
|
point.firePointEvent(selected ? 'select' : 'unselect');
|
|
point.setState(selected && SELECT_STATE);
|
|
|
|
// unselect all other points unless Ctrl or Cmd + click
|
|
if (!accumulate) {
|
|
each(chart.getSelectedPoints(), function (loopPoint) {
|
|
if (loopPoint.selected && loopPoint != point) {
|
|
loopPoint.selected = false;
|
|
loopPoint.setState(NORMAL_STATE);
|
|
loopPoint.firePointEvent('unselect');
|
|
}
|
|
});
|
|
}
|
|
|
|
},
|
|
|
|
onMouseOver: function() {
|
|
var point = this,
|
|
chart = point.series.chart,
|
|
tooltip = chart.tooltip,
|
|
hoverPoint = chart.hoverPoint;
|
|
|
|
// set normal state to previous series
|
|
if (hoverPoint && hoverPoint != point) {
|
|
hoverPoint.onMouseOut();
|
|
}
|
|
|
|
// trigger the event
|
|
point.firePointEvent('mouseOver');
|
|
|
|
// update the tooltip
|
|
if (tooltip && !tooltip.shared) {
|
|
tooltip.refresh(point);
|
|
}
|
|
|
|
// hover this
|
|
point.setState(HOVER_STATE);
|
|
chart.hoverPoint = point;
|
|
},
|
|
|
|
onMouseOut: function() {
|
|
var point = this;
|
|
point.firePointEvent('mouseOut');
|
|
|
|
point.setState();
|
|
point.series.chart.hoverPoint = null;
|
|
},
|
|
|
|
/**
|
|
* Extendable method for formatting each point's tooltip line
|
|
*
|
|
* @param {Boolean} useHeader Whether a common header is used for multiple series in the tooltip
|
|
*
|
|
* @return {String} A string to be concatenated in to the common tooltip text
|
|
*/
|
|
tooltipFormatter: function(useHeader) {
|
|
var point = this,
|
|
series = point.series;
|
|
|
|
return ['<span style="color:'+ series.color +'">', (point.name || series.name), '</span>: ',
|
|
(!useHeader ? ('<b>x = '+ (point.name || point.x) + ',</b> ') : ''),
|
|
'<b>', (!useHeader ? 'y = ' : '' ), point.y, '</b><br/>'].join('');
|
|
|
|
},
|
|
|
|
/**
|
|
* Get the formatted text for this point's data label
|
|
*
|
|
* @return {String} The formatted data label pseudo-HTML
|
|
*/
|
|
getDataLabelText: function() {
|
|
var point = this;
|
|
return this.series.options.dataLabels.formatter.call({
|
|
x: point.x,
|
|
y: point.y,
|
|
series: point.series,
|
|
point: point,
|
|
percentage: point.percentage,
|
|
total: point.total || point.stackTotal
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Update the point with new options (typically x/y data) and optionally redraw the series.
|
|
*
|
|
* @param {Object} options Point options as defined in the series.data array
|
|
* @param {Boolean} redraw Whether to redraw the chart or wait for an explicit call
|
|
* @param {Boolean|Object} animation Whether to apply animation, and optionally animation
|
|
* configuration
|
|
*
|
|
*/
|
|
update: function(options, redraw, animation) {
|
|
var point = this,
|
|
series = point.series,
|
|
dataLabel = point.dataLabel,
|
|
chart = series.chart;
|
|
|
|
redraw = pick(redraw, true);
|
|
|
|
// fire the event with a default handler of doing the update
|
|
point.firePointEvent('update', { options: options }, function() {
|
|
|
|
point.applyOptions(options);
|
|
|
|
if (dataLabel) {
|
|
dataLabel.attr({
|
|
text: point.getDataLabelText()
|
|
})
|
|
}
|
|
|
|
// update visuals
|
|
if (isObject(options)) {
|
|
series.getAttribs();
|
|
point.graphic.attr(point.pointAttr[series.state]);
|
|
}
|
|
|
|
// redraw
|
|
series.isDirty = true;
|
|
if (redraw) {
|
|
chart.redraw(animation);
|
|
}
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Remove a point and optionally redraw the series and if necessary the axes
|
|
* @param {Boolean} redraw Whether to redraw the chart or wait for an explicit call
|
|
* @param {Boolean|Object} animation Whether to apply animation, and optionally animation
|
|
* configuration
|
|
*/
|
|
remove: function(redraw, animation) {
|
|
var point = this,
|
|
series = point.series,
|
|
chart = series.chart,
|
|
data = series.data;
|
|
|
|
setAnimation(animation, chart);
|
|
redraw = pick(redraw, true);
|
|
|
|
// fire the event with a default handler of removing the point
|
|
point.firePointEvent('remove', null, function() {
|
|
|
|
erase(data, point);
|
|
|
|
point.destroy();
|
|
|
|
|
|
// redraw
|
|
series.isDirty = true;
|
|
if (redraw) {
|
|
chart.redraw();
|
|
}
|
|
});
|
|
|
|
|
|
},
|
|
|
|
/**
|
|
* Fire an event on the Point object. Must not be renamed to fireEvent, as this
|
|
* causes a name clash in MooTools
|
|
* @param {String} eventType
|
|
* @param {Object} eventArgs Additional event arguments
|
|
* @param {Function} defaultFunction Default event handler
|
|
*/
|
|
firePointEvent: function(eventType, eventArgs, defaultFunction) {
|
|
var point = this,
|
|
series = this.series,
|
|
seriesOptions = series.options;
|
|
|
|
// load event handlers on demand to save time on mouseover/out
|
|
if (seriesOptions.point.events[eventType] || (
|
|
point.options && point.options.events && point.options.events[eventType])) {
|
|
this.importEvents();
|
|
}
|
|
|
|
// add default handler if in selection mode
|
|
if (eventType == 'click' && seriesOptions.allowPointSelect) {
|
|
defaultFunction = function (event) {
|
|
// Control key is for Windows, meta (= Cmd key) for Mac, Shift for Opera
|
|
point.select(null, event.ctrlKey || event.metaKey || event.shiftKey);
|
|
};
|
|
}
|
|
|
|
fireEvent(this, eventType, eventArgs, defaultFunction);
|
|
},
|
|
/**
|
|
* Import events from the series' and point's options. Only do it on
|
|
* demand, to save processing time on hovering.
|
|
*/
|
|
importEvents: function() {
|
|
if (!this.hasImportedEvents) {
|
|
var point = this,
|
|
options = merge(point.series.options.point, point.options),
|
|
events = options.events,
|
|
eventType;
|
|
|
|
point.events = events;
|
|
|
|
for (eventType in events) {
|
|
addEvent(point, eventType, events[eventType]);
|
|
}
|
|
this.hasImportedEvents = true;
|
|
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Set the point's state
|
|
* @param {String} state
|
|
*/
|
|
setState: function(state) {
|
|
var point = this,
|
|
series = point.series,
|
|
stateOptions = series.options.states,
|
|
markerOptions = defaultPlotOptions[series.type].marker && series.options.marker,
|
|
normalDisabled = markerOptions && !markerOptions.enabled,
|
|
markerStateOptions = markerOptions && markerOptions.states[state],
|
|
stateDisabled = markerStateOptions && markerStateOptions.enabled === false,
|
|
stateMarkerGraphic = series.stateMarkerGraphic,
|
|
chart = series.chart,
|
|
pointAttr = point.pointAttr;
|
|
|
|
if (!state) {
|
|
state = NORMAL_STATE; // empty string
|
|
}
|
|
|
|
if (
|
|
// already has this state
|
|
state == point.state ||
|
|
// selected points don't respond to hover
|
|
(point.selected && state != SELECT_STATE) ||
|
|
// series' state options is disabled
|
|
(stateOptions[state] && stateOptions[state].enabled === false) ||
|
|
// point marker's state options is disabled
|
|
(state && (stateDisabled || normalDisabled && !markerStateOptions.enabled))
|
|
|
|
) {
|
|
return;
|
|
}
|
|
|
|
// apply hover styles to the existing point
|
|
if (point.graphic) {
|
|
point.graphic.attr(pointAttr[state]);
|
|
}
|
|
// if a graphic is not applied to each point in the normal state, create a shared
|
|
// graphic for the hover state
|
|
else {
|
|
if (state) {
|
|
if (!stateMarkerGraphic) {
|
|
series.stateMarkerGraphic = stateMarkerGraphic = chart.renderer.circle(
|
|
0, 0, pointAttr[state].r
|
|
)
|
|
.attr(pointAttr[state])
|
|
.add(series.group);
|
|
}
|
|
|
|
stateMarkerGraphic.translate(
|
|
point.plotX,
|
|
point.plotY
|
|
);
|
|
}
|
|
|
|
if (stateMarkerGraphic) {
|
|
stateMarkerGraphic[state ? 'show' : 'hide']();
|
|
}
|
|
}
|
|
|
|
point.state = state;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* The base function which all other series types inherit from
|
|
* @param {Object} chart
|
|
* @param {Object} options
|
|
*/
|
|
var Series = function() {};
|
|
|
|
Series.prototype = {
|
|
|
|
isCartesian: true,
|
|
type: 'line',
|
|
pointClass: Point,
|
|
pointAttrToOptions: { // mapping between SVG attributes and the corresponding options
|
|
stroke: 'lineColor',
|
|
'stroke-width': 'lineWidth',
|
|
fill: 'fillColor',
|
|
r: 'radius'
|
|
},
|
|
init: function(chart, options) {
|
|
var series = this,
|
|
eventType,
|
|
events,
|
|
//pointEvent,
|
|
index = chart.series.length;
|
|
|
|
series.chart = chart;
|
|
options = series.setOptions(options); // merge with plotOptions
|
|
|
|
// set some variables
|
|
extend(series, {
|
|
index: index,
|
|
options: options,
|
|
name: options.name || 'Series '+ (index + 1),
|
|
state: NORMAL_STATE,
|
|
pointAttr: {},
|
|
visible: options.visible !== false, // true by default
|
|
selected: options.selected === true // false by default
|
|
});
|
|
|
|
// special
|
|
if (useCanVG) {
|
|
options.animation = false;
|
|
}
|
|
|
|
// register event listeners
|
|
events = options.events;
|
|
for (eventType in events) {
|
|
addEvent(series, eventType, events[eventType]);
|
|
}
|
|
if (
|
|
(events && events.click) ||
|
|
(options.point && options.point.events && options.point.events.click) ||
|
|
options.allowPointSelect
|
|
) {
|
|
chart.runTrackerClick = true;
|
|
}
|
|
|
|
series.getColor();
|
|
series.getSymbol();
|
|
|
|
// set the data
|
|
series.setData(options.data, false);
|
|
|
|
},
|
|
|
|
|
|
/**
|
|
* Return an auto incremented x value based on the pointStart and pointInterval options.
|
|
* This is only used if an x value is not given for the point that calls autoIncrement.
|
|
*/
|
|
autoIncrement: function() {
|
|
var series = this,
|
|
options = series.options,
|
|
xIncrement = series.xIncrement;
|
|
|
|
xIncrement = pick(xIncrement, options.pointStart, 0);
|
|
|
|
series.pointInterval = pick(series.pointInterval, options.pointInterval, 1);
|
|
|
|
series.xIncrement = xIncrement + series.pointInterval;
|
|
return xIncrement;
|
|
},
|
|
|
|
/**
|
|
* Sort the data and remove duplicates
|
|
*/
|
|
cleanData: function() {
|
|
var series = this,
|
|
chart = series.chart,
|
|
data = series.data,
|
|
closestPoints,
|
|
smallestInterval,
|
|
chartSmallestInterval = chart.smallestInterval,
|
|
interval,
|
|
i;
|
|
|
|
// sort the data points
|
|
data.sort(function(a, b){
|
|
return (a.x - b.x);
|
|
});
|
|
|
|
// remove points with equal x values
|
|
// record the closest distance for calculation of column widths
|
|
for (i = data.length - 1; i >= 0; i--) {
|
|
if (data[i - 1]) {
|
|
if (data[i - 1].x == data[i].x) {
|
|
data.splice(i - 1, 1); // remove the duplicate
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
|
|
// find the closes pair of points
|
|
for (i = data.length - 1; i >= 0; i--) {
|
|
if (data[i - 1]) {
|
|
interval = data[i].x - data[i - 1].x;
|
|
if (smallestInterval === UNDEFINED || interval < smallestInterval) {
|
|
smallestInterval = interval;
|
|
closestPoints = i;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (chartSmallestInterval === UNDEFINED || smallestInterval < chartSmallestInterval) {
|
|
chart.smallestInterval = smallestInterval;
|
|
}
|
|
series.closestPoints = closestPoints;
|
|
},
|
|
|
|
/**
|
|
* Divide the series data into segments divided by null values. Also sort
|
|
* the data points and delete duplicate values.
|
|
*/
|
|
getSegments: function() {
|
|
var lastNull = -1,
|
|
segments = [],
|
|
data = this.data;
|
|
|
|
// create the segments
|
|
each(data, function(point, i) {
|
|
if (point.y === null) {
|
|
if (i > lastNull + 1) {
|
|
segments.push(data.slice(lastNull + 1, i));
|
|
}
|
|
lastNull = i;
|
|
} else if (i == data.length - 1) { // last value
|
|
segments.push(data.slice(lastNull + 1, i + 1));
|
|
}
|
|
});
|
|
this.segments = segments;
|
|
|
|
|
|
},
|
|
/**
|
|
* Set the series options by merging from the options tree
|
|
* @param {Object} itemOptions
|
|
*/
|
|
setOptions: function(itemOptions) {
|
|
var plotOptions = this.chart.options.plotOptions,
|
|
options = merge(
|
|
plotOptions[this.type],
|
|
plotOptions.series,
|
|
itemOptions
|
|
);
|
|
|
|
return options;
|
|
|
|
},
|
|
/**
|
|
* Get the series' color
|
|
*/
|
|
getColor: function(){
|
|
var defaultColors = this.chart.options.colors;
|
|
this.color = this.options.color || defaultColors[colorCounter++] || '#0000ff';
|
|
if (colorCounter >= defaultColors.length) {
|
|
colorCounter = 0;
|
|
}
|
|
},
|
|
/**
|
|
* Get the series' symbol
|
|
*/
|
|
getSymbol: function(){
|
|
var defaultSymbols = this.chart.options.symbols,
|
|
symbol = this.options.marker.symbol || defaultSymbols[symbolCounter++];
|
|
this.symbol = symbol;
|
|
if (symbolCounter >= defaultSymbols.length) {
|
|
symbolCounter = 0;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Add a point dynamically after chart load time
|
|
* @param {Object} options Point options as given in series.data
|
|
* @param {Boolean} redraw Whether to redraw the chart or wait for an explicit call
|
|
* @param {Boolean} shift If shift is true, a point is shifted off the start
|
|
* of the series as one is appended to the end.
|
|
* @param {Boolean|Object} animation Whether to apply animation, and optionally animation
|
|
* configuration
|
|
*/
|
|
addPoint: function(options, redraw, shift, animation) {
|
|
var series = this,
|
|
data = series.data,
|
|
graph = series.graph,
|
|
area = series.area,
|
|
chart = series.chart,
|
|
point = (new series.pointClass()).init(series, options);
|
|
|
|
setAnimation(animation, chart);
|
|
|
|
if (graph && shift) { // make graph animate sideways
|
|
graph.shift = shift;
|
|
}
|
|
if (area) {
|
|
area.shift = shift;
|
|
area.isArea = true;
|
|
}
|
|
|
|
redraw = pick(redraw, true);
|
|
|
|
data.push(point);
|
|
if (shift) {
|
|
data[0].remove(false);
|
|
}
|
|
|
|
|
|
// redraw
|
|
series.isDirty = true;
|
|
if (redraw) {
|
|
chart.redraw();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Replace the series data with a new set of data
|
|
* @param {Object} data
|
|
* @param {Object} redraw
|
|
*/
|
|
setData: function(data, redraw) {
|
|
var series = this,
|
|
oldData = series.data,
|
|
initialColor = series.initialColor,
|
|
chart = series.chart,
|
|
i = oldData && oldData.length || 0;
|
|
|
|
series.xIncrement = null; // reset for new data
|
|
if (defined(initialColor)) { // reset colors for pie
|
|
colorCounter = initialColor;
|
|
}
|
|
|
|
data = map(splat(data || []), function(pointOptions) {
|
|
return (new series.pointClass()).init(series, pointOptions);
|
|
});
|
|
|
|
// destroy old points
|
|
while (i--) {
|
|
oldData[i].destroy();
|
|
}
|
|
|
|
// set the data
|
|
series.data = data;
|
|
|
|
series.cleanData();
|
|
series.getSegments();
|
|
|
|
// redraw
|
|
series.isDirty = true;
|
|
chart.isDirtyBox = true;
|
|
if (pick(redraw, true)) {
|
|
chart.redraw(false);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Remove a series and optionally redraw the chart
|
|
*
|
|
* @param {Boolean} redraw Whether to redraw the chart or wait for an explicit call
|
|
* @param {Boolean|Object} animation Whether to apply animation, and optionally animation
|
|
* configuration
|
|
*/
|
|
|
|
remove: function(redraw, animation) {
|
|
var series = this,
|
|
chart = series.chart;
|
|
redraw = pick(redraw, true);
|
|
|
|
if (!series.isRemoving) { /* prevent triggering native event in jQuery
|
|
(calling the remove function from the remove event) */
|
|
series.isRemoving = true;
|
|
|
|
// fire the event with a default handler of removing the point
|
|
fireEvent(series, 'remove', null, function() {
|
|
|
|
|
|
// destroy elements
|
|
series.destroy();
|
|
|
|
|
|
// redraw
|
|
chart.isDirtyLegend = chart.isDirtyBox = true;
|
|
if (redraw) {
|
|
chart.redraw(animation);
|
|
}
|
|
});
|
|
|
|
}
|
|
series.isRemoving = false;
|
|
},
|
|
|
|
/**
|
|
* Translate data points from raw data values to chart specific positioning data
|
|
* needed later in drawPoints, drawGraph and drawTracker.
|
|
*/
|
|
translate: function() {
|
|
var series = this,
|
|
chart = series.chart,
|
|
stacking = series.options.stacking,
|
|
categories = series.xAxis.categories,
|
|
yAxis = series.yAxis,
|
|
data = series.data,
|
|
i = data.length;
|
|
|
|
// do the translation
|
|
while (i--) {
|
|
var point = data[i],
|
|
xValue = point.x,
|
|
yValue = point.y,
|
|
yBottom = point.low,
|
|
stack = yAxis.stacks[(yValue < 0 ? '-' : '') + series.stackKey],
|
|
pointStack,
|
|
pointStackTotal;
|
|
point.plotX = series.xAxis.translate(xValue);
|
|
|
|
// calculate the bottom y value for stacked series
|
|
if (stacking && series.visible && stack[xValue]) {
|
|
pointStack = stack[xValue];
|
|
pointStackTotal = pointStack.total;
|
|
pointStack.cum = yBottom = pointStack.cum - yValue; // start from top
|
|
yValue = yBottom + yValue;
|
|
|
|
if (stacking == 'percent') {
|
|
yBottom = pointStackTotal ? yBottom * 100 / pointStackTotal : 0;
|
|
yValue = pointStackTotal ? yValue * 100 / pointStackTotal : 0;
|
|
}
|
|
|
|
point.percentage = pointStackTotal ? point.y * 100 / pointStackTotal : 0;
|
|
point.stackTotal = pointStackTotal;
|
|
}
|
|
|
|
if (defined(yBottom)) {
|
|
point.yBottom = yAxis.translate(yBottom, 0, 1);
|
|
}
|
|
|
|
// set the y value
|
|
if (yValue !== null) {
|
|
point.plotY = yAxis.translate(yValue, 0, 1);
|
|
}
|
|
|
|
// set client related positions for mouse tracking
|
|
point.clientX = chart.inverted ?
|
|
chart.plotHeight - point.plotX :
|
|
point.plotX; // for mouse tracking
|
|
|
|
// some API data
|
|
point.category = categories && categories[point.x] !== UNDEFINED ?
|
|
categories[point.x] : point.x;
|
|
|
|
}
|
|
},
|
|
/**
|
|
* Memoize tooltip texts and positions
|
|
*/
|
|
setTooltipPoints: function (renew) {
|
|
var series = this,
|
|
chart = series.chart,
|
|
inverted = chart.inverted,
|
|
data = [],
|
|
plotSize = mathRound((inverted ? chart.plotTop : chart.plotLeft) + chart.plotSizeX),
|
|
low,
|
|
high,
|
|
tooltipPoints = []; // a lookup array for each pixel in the x dimension
|
|
|
|
// renew
|
|
if (renew) {
|
|
series.tooltipPoints = null;
|
|
}
|
|
|
|
// concat segments to overcome null values
|
|
each(series.segments, function(segment){
|
|
data = data.concat(segment);
|
|
});
|
|
|
|
// loop the concatenated data and apply each point to all the closest
|
|
// pixel positions
|
|
if (series.xAxis && series.xAxis.reversed) {
|
|
data = data.reverse();//reverseArray(data);
|
|
}
|
|
|
|
each(data, function(point, i) {
|
|
|
|
low = data[i - 1] ? data[i - 1].high + 1 : 0;
|
|
high = point.high = data[i + 1] ? (
|
|
mathFloor((point.plotX + (data[i + 1] ?
|
|
data[i + 1].plotX : plotSize)) / 2)) :
|
|
plotSize;
|
|
|
|
while (low <= high) {
|
|
tooltipPoints[inverted ? plotSize - low++ : low++] = point;
|
|
}
|
|
});
|
|
series.tooltipPoints = tooltipPoints;
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
* Series mouse over handler
|
|
*/
|
|
onMouseOver: function() {
|
|
var series = this,
|
|
chart = series.chart,
|
|
hoverSeries = chart.hoverSeries;
|
|
|
|
if (!hasTouch && chart.mouseIsDown) {
|
|
return;
|
|
}
|
|
|
|
// set normal state to previous series
|
|
if (hoverSeries && hoverSeries != series) {
|
|
hoverSeries.onMouseOut();
|
|
}
|
|
|
|
// trigger the event, but to save processing time,
|
|
// only if defined
|
|
if (series.options.events.mouseOver) {
|
|
fireEvent(series, 'mouseOver');
|
|
}
|
|
|
|
|
|
// bring to front
|
|
// Todo: optimize. This is one of two operations slowing down the tooltip in Firefox.
|
|
// Can the tracking be done otherwise?
|
|
if (series.tracker) {
|
|
series.tracker.toFront();
|
|
}
|
|
|
|
// hover this
|
|
series.setState(HOVER_STATE);
|
|
chart.hoverSeries = series;
|
|
},
|
|
|
|
/**
|
|
* Series mouse out handler
|
|
*/
|
|
onMouseOut: function() {
|
|
// trigger the event only if listeners exist
|
|
var series = this,
|
|
options = series.options,
|
|
chart = series.chart,
|
|
tooltip = chart.tooltip,
|
|
hoverPoint = chart.hoverPoint;
|
|
|
|
// trigger mouse out on the point, which must be in this series
|
|
if (hoverPoint) {
|
|
hoverPoint.onMouseOut();
|
|
}
|
|
|
|
// fire the mouse out event
|
|
if (series && options.events.mouseOut) {
|
|
fireEvent(series, 'mouseOut');
|
|
}
|
|
|
|
|
|
// hide the tooltip
|
|
if (tooltip && !options.stickyTracking) {
|
|
tooltip.hide();
|
|
}
|
|
|
|
// set normal state
|
|
series.setState();
|
|
chart.hoverSeries = null;
|
|
},
|
|
|
|
/**
|
|
* Animate in the series
|
|
*/
|
|
animate: function(init) {
|
|
var series = this,
|
|
chart = series.chart,
|
|
clipRect = series.clipRect,
|
|
animation = series.options.animation;
|
|
|
|
if (animation && !isObject(animation)) {
|
|
animation = {};
|
|
}
|
|
|
|
if (init) { // initialize the animation
|
|
if (!clipRect.isAnimating) { // apply it only for one of the series
|
|
clipRect.attr( 'width', 0 );
|
|
clipRect.isAnimating = true;
|
|
}
|
|
|
|
} else { // run the animation
|
|
clipRect.animate({
|
|
width: chart.plotSizeX
|
|
}, animation);
|
|
|
|
// delete this function to allow it only once
|
|
this.animate = null;
|
|
}
|
|
},
|
|
|
|
|
|
/**
|
|
* Draw the markers
|
|
*/
|
|
drawPoints: function(){
|
|
var series = this,
|
|
pointAttr,
|
|
data = series.data,
|
|
chart = series.chart,
|
|
plotX,
|
|
plotY,
|
|
i,
|
|
point,
|
|
radius,
|
|
graphic;
|
|
|
|
if (series.options.marker.enabled) {
|
|
i = data.length;
|
|
while (i--) {
|
|
point = data[i];
|
|
plotX = point.plotX;
|
|
plotY = point.plotY;
|
|
graphic = point.graphic;
|
|
|
|
// only draw the point if y is defined
|
|
if (plotY !== UNDEFINED && !isNaN(plotY)) {
|
|
|
|
/* && removed this code because points stayed after zoom
|
|
point.plotX >= 0 && point.plotX <= chart.plotSizeX &&
|
|
point.plotY >= 0 && point.plotY <= chart.plotSizeY*/
|
|
|
|
// shortcuts
|
|
pointAttr = point.pointAttr[point.selected ? SELECT_STATE : NORMAL_STATE];
|
|
radius = pointAttr.r;
|
|
|
|
if (graphic) { // update
|
|
graphic.animate({
|
|
x: plotX,
|
|
y: plotY,
|
|
r: radius
|
|
});
|
|
} else {
|
|
point.graphic = chart.renderer.symbol(
|
|
pick(point.marker && point.marker.symbol, series.symbol),
|
|
plotX,
|
|
plotY,
|
|
radius
|
|
)
|
|
.attr(pointAttr)
|
|
.add(series.group);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
},
|
|
|
|
/**
|
|
* Convert state properties from API naming conventions to SVG attributes
|
|
*
|
|
* @param {Object} options API options object
|
|
* @param {Object} base1 SVG attribute object to inherit from
|
|
* @param {Object} base2 Second level SVG attribute object to inherit from
|
|
*/
|
|
convertAttribs: function(options, base1, base2, base3) {
|
|
var conversion = this.pointAttrToOptions,
|
|
attr,
|
|
option,
|
|
obj = {};
|
|
|
|
options = options || {};
|
|
base1 = base1 || {};
|
|
base2 = base2 || {};
|
|
base3 = base3 || {};
|
|
|
|
for (attr in conversion) {
|
|
option = conversion[attr];
|
|
obj[attr] = pick(options[option], base1[attr], base2[attr], base3[attr]);
|
|
}
|
|
return obj;
|
|
},
|
|
|
|
/**
|
|
* Get the state attributes. Each series type has its own set of attributes
|
|
* that are allowed to change on a point's state change. Series wide attributes are stored for
|
|
* all series, and additionally point specific attributes are stored for all
|
|
* points with individual marker options. If such options are not defined for the point,
|
|
* a reference to the series wide attributes is stored in point.pointAttr.
|
|
*/
|
|
getAttribs: function() {
|
|
var series = this,
|
|
normalOptions = defaultPlotOptions[series.type].marker ? series.options.marker : series.options,
|
|
stateOptions = normalOptions.states,
|
|
stateOptionsHover = stateOptions[HOVER_STATE],
|
|
pointStateOptionsHover,
|
|
seriesColor = series.color,
|
|
normalDefaults = {
|
|
stroke: seriesColor,
|
|
fill: seriesColor
|
|
},
|
|
data = series.data,
|
|
i,
|
|
point,
|
|
seriesPointAttr = [],
|
|
pointAttr,
|
|
pointAttrToOptions = series.pointAttrToOptions,
|
|
hasPointSpecificOptions;
|
|
|
|
// series type specific modifications
|
|
if (series.options.marker) { // line, spline, area, areaspline, scatter
|
|
|
|
// if no hover radius is given, default to normal radius + 2
|
|
stateOptionsHover.radius = stateOptionsHover.radius || normalOptions.radius + 2;
|
|
stateOptionsHover.lineWidth = stateOptionsHover.lineWidth || normalOptions.lineWidth + 1;
|
|
|
|
} else { // column, bar, pie
|
|
|
|
// if no hover color is given, brighten the normal color
|
|
stateOptionsHover.color = stateOptionsHover.color ||
|
|
Color(stateOptionsHover.color || seriesColor)
|
|
.brighten(stateOptionsHover.brightness).get();
|
|
}
|
|
|
|
// general point attributes for the series normal state
|
|
seriesPointAttr[NORMAL_STATE] = series.convertAttribs(normalOptions, normalDefaults);
|
|
|
|
// HOVER_STATE and SELECT_STATE states inherit from normal state except the default radius
|
|
each([HOVER_STATE, SELECT_STATE], function(state) {
|
|
seriesPointAttr[state] =
|
|
series.convertAttribs(stateOptions[state], seriesPointAttr[NORMAL_STATE]);
|
|
});
|
|
|
|
// set it
|
|
series.pointAttr = seriesPointAttr;
|
|
|
|
|
|
// Generate the point-specific attribute collections if specific point
|
|
// options are given. If not, create a referance to the series wide point
|
|
// attributes
|
|
i = data.length;
|
|
while (i--) {
|
|
point = data[i];
|
|
normalOptions = (point.options && point.options.marker) || point.options;
|
|
if (normalOptions && normalOptions.enabled === false) {
|
|
normalOptions.radius = 0;
|
|
}
|
|
hasPointSpecificOptions = false;
|
|
|
|
// check if the point has specific visual options
|
|
if (point.options) {
|
|
for (var key in pointAttrToOptions) {
|
|
if (defined(normalOptions[pointAttrToOptions[key]])) {
|
|
hasPointSpecificOptions = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// a specific marker config object is defined for the individual point:
|
|
// create it's own attribute collection
|
|
if (hasPointSpecificOptions) {
|
|
|
|
pointAttr = [];
|
|
stateOptions = normalOptions.states || {}; // reassign for individual point
|
|
pointStateOptionsHover = stateOptions[HOVER_STATE] = stateOptions[HOVER_STATE] || {};
|
|
|
|
// if no hover color is given, brighten the normal color
|
|
if (!series.options.marker) { // column, bar, point
|
|
pointStateOptionsHover.color =
|
|
Color(pointStateOptionsHover.color || point.options.color)
|
|
.brighten(pointStateOptionsHover.brightness ||
|
|
stateOptionsHover.brightness).get();
|
|
|
|
}
|
|
|
|
// normal point state inherits series wide normal state
|
|
pointAttr[NORMAL_STATE] = series.convertAttribs(normalOptions, seriesPointAttr[NORMAL_STATE]);
|
|
|
|
// inherit from point normal and series hover
|
|
pointAttr[HOVER_STATE] = series.convertAttribs(
|
|
stateOptions[HOVER_STATE],
|
|
seriesPointAttr[HOVER_STATE],
|
|
pointAttr[NORMAL_STATE]
|
|
);
|
|
// inherit from point normal and series hover
|
|
pointAttr[SELECT_STATE] = series.convertAttribs(
|
|
stateOptions[SELECT_STATE],
|
|
seriesPointAttr[SELECT_STATE],
|
|
pointAttr[NORMAL_STATE]
|
|
);
|
|
|
|
|
|
|
|
// no marker config object is created: copy a reference to the series-wide
|
|
// attribute collection
|
|
} else {
|
|
pointAttr = seriesPointAttr;
|
|
}
|
|
|
|
point.pointAttr = pointAttr;
|
|
|
|
}
|
|
|
|
},
|
|
|
|
|
|
/**
|
|
* Clear DOM objects and free up memory
|
|
*/
|
|
destroy: function() {
|
|
var series = this,
|
|
chart = series.chart,
|
|
//chartSeries = series.chart.series,
|
|
clipRect = series.clipRect,
|
|
issue134 = /\/5[0-9\.]+ Safari\//.test(userAgent), // todo: update when Safari bug is fixed
|
|
destroy,
|
|
prop;
|
|
|
|
// remove all events
|
|
removeEvent(series);
|
|
|
|
// remove legend items
|
|
if (series.legendItem) {
|
|
series.chart.legend.destroyItem(series);
|
|
}
|
|
|
|
// destroy all points with their elements
|
|
each(series.data, function(point) {
|
|
point.destroy();
|
|
});
|
|
// destroy all SVGElements associated to the series
|
|
each(['area', 'graph', 'dataLabelsGroup', 'group', 'tracker'], function(prop) {
|
|
if (series[prop]) {
|
|
|
|
// issue 134 workaround
|
|
destroy = issue134 && prop == 'group' ?
|
|
'hide' :
|
|
'destroy';
|
|
|
|
series[prop][destroy]();
|
|
}
|
|
});
|
|
|
|
// remove from hoverSeries
|
|
if (chart.hoverSeries == series) {
|
|
chart.hoverSeries = null;
|
|
}
|
|
erase(chart.series, series);
|
|
|
|
// clear all members
|
|
for (prop in series) {
|
|
delete series[prop];
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Draw the data labels
|
|
*/
|
|
drawDataLabels: function() {
|
|
if (this.options.dataLabels.enabled) {
|
|
var series = this,
|
|
x,
|
|
y,
|
|
data = series.data,
|
|
options = series.options.dataLabels,
|
|
str,
|
|
dataLabelsGroup = series.dataLabelsGroup,
|
|
chart = series.chart,
|
|
inverted = chart.inverted,
|
|
seriesType = series.type,
|
|
color;
|
|
|
|
// create a separate group for the data labels to avoid rotation
|
|
if (!dataLabelsGroup) {
|
|
dataLabelsGroup = series.dataLabelsGroup =
|
|
chart.renderer.g(PREFIX +'data-labels')
|
|
.attr({
|
|
visibility: series.visible ? VISIBLE : HIDDEN,
|
|
zIndex: 5
|
|
})
|
|
.translate(chart.plotLeft, chart.plotTop)
|
|
.add();
|
|
}
|
|
|
|
// determine the color
|
|
color = options.color;
|
|
if (color == 'auto') { // 1.0 backwards compatibility
|
|
color = null;
|
|
}
|
|
options.style.color = pick(color, series.color);
|
|
|
|
// make the labels for each point
|
|
each(data, function(point, i){
|
|
var barX = point.barX,
|
|
plotX = barX && barX + point.barW / 2 || point.plotX || -999,
|
|
plotY = pick(point.plotY, -999),
|
|
dataLabel = point.dataLabel,
|
|
align = options.align;
|
|
|
|
// get the string
|
|
str = point.getDataLabelText();
|
|
x = (inverted ? chart.plotWidth - plotY : plotX) + options.x;
|
|
y = (inverted ? chart.plotHeight - plotX : plotY) + options.y;
|
|
|
|
// in columns, align the string to the column
|
|
if (seriesType == 'column') {
|
|
x += { left: -1, right: 1 }[align] * point.barW / 2 || 0;
|
|
}
|
|
|
|
|
|
if (dataLabel) {
|
|
dataLabel.animate({
|
|
x: x,
|
|
y: y
|
|
});
|
|
} else if (defined(str)) {
|
|
dataLabel = point.dataLabel = chart.renderer.text(
|
|
str,
|
|
x,
|
|
y
|
|
)
|
|
.attr({
|
|
align: align,
|
|
rotation: options.rotation,
|
|
zIndex: 1
|
|
})
|
|
.css(options.style)
|
|
.add(dataLabelsGroup);
|
|
}
|
|
|
|
// vertically centered
|
|
if (inverted && !options.y) {
|
|
dataLabel.attr({
|
|
y: y + parseInt(dataLabel.styles.lineHeight) * 0.9 - dataLabel.getBBox().height / 2
|
|
});
|
|
}
|
|
|
|
/*if (series.isCartesian) {
|
|
dataLabel[chart.isInsidePlot(plotX, plotY) ? 'show' : 'hide']();
|
|
}*/
|
|
|
|
});
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Draw the actual graph
|
|
*/
|
|
drawGraph: function(state) {
|
|
var series = this,
|
|
options = series.options,
|
|
chart = series.chart,
|
|
graph = series.graph,
|
|
graphPath = [],
|
|
fillColor,
|
|
area = series.area,
|
|
group = series.group,
|
|
color = options.lineColor || series.color,
|
|
lineWidth = options.lineWidth,
|
|
dashStyle = options.dashStyle,
|
|
segmentPath,
|
|
renderer = chart.renderer,
|
|
translatedThreshold = series.yAxis.getThreshold(options.threshold || 0),
|
|
useArea = /^area/.test(series.type),
|
|
singlePoints = [], // used in drawTracker
|
|
areaPath = [],
|
|
attribs;
|
|
|
|
|
|
// divide into segments and build graph and area paths
|
|
each(series.segments, function(segment) {
|
|
segmentPath = [];
|
|
|
|
// build the segment line
|
|
each(segment, function(point, i) {
|
|
|
|
if (series.getPointSpline) { // generate the spline as defined in the SplineSeries object
|
|
segmentPath.push.apply(segmentPath, series.getPointSpline(segment, point, i));
|
|
|
|
} else {
|
|
|
|
// moveTo or lineTo
|
|
segmentPath.push(i ? L : M);
|
|
|
|
// step line?
|
|
if (i && options.step) {
|
|
var lastPoint = segment[i - 1];
|
|
segmentPath.push(
|
|
point.plotX,
|
|
lastPoint.plotY
|
|
);
|
|
}
|
|
|
|
// normal line to next point
|
|
segmentPath.push(
|
|
point.plotX,
|
|
point.plotY
|
|
);
|
|
}
|
|
});
|
|
|
|
// add the segment to the graph, or a single point for tracking
|
|
if (segment.length > 1) {
|
|
graphPath = graphPath.concat(segmentPath);
|
|
} else {
|
|
singlePoints.push(segment[0]);
|
|
}
|
|
|
|
// build the area
|
|
if (useArea) {
|
|
var areaSegmentPath = [],
|
|
i,
|
|
segLength = segmentPath.length;
|
|
for (i = 0; i < segLength; i++) {
|
|
areaSegmentPath.push(segmentPath[i]);
|
|
}
|
|
if (segLength == 3) { // for animation from 1 to two points
|
|
areaSegmentPath.push(L, segmentPath[1], segmentPath[2]);
|
|
}
|
|
if (options.stacking && series.type != 'areaspline') {
|
|
// follow stack back. Todo: implement areaspline
|
|
for (i = segment.length - 1; i >= 0; i--) {
|
|
areaSegmentPath.push(segment[i].plotX, segment[i].yBottom);
|
|
}
|
|
|
|
} else { // follow zero line back
|
|
areaSegmentPath.push(
|
|
L,
|
|
segment[segment.length - 1].plotX,
|
|
translatedThreshold,
|
|
L,
|
|
segment[0].plotX,
|
|
translatedThreshold
|
|
);
|
|
}
|
|
areaPath = areaPath.concat(areaSegmentPath);
|
|
}
|
|
});
|
|
|
|
// used in drawTracker:
|
|
series.graphPath = graphPath;
|
|
series.singlePoints = singlePoints;
|
|
|
|
// draw the area if area series or areaspline
|
|
if (useArea) {
|
|
fillColor = pick(
|
|
options.fillColor,
|
|
Color(series.color).setOpacity(options.fillOpacity || 0.75).get()
|
|
);
|
|
if (area) {
|
|
area.animate({ d: areaPath });
|
|
|
|
} else {
|
|
// draw the area
|
|
series.area = series.chart.renderer.path(areaPath)
|
|
.attr({
|
|
fill: fillColor
|
|
}).add(group);
|
|
}
|
|
}
|
|
|
|
// draw the graph
|
|
if (graph) {
|
|
//graph.animate({ d: graphPath.join(' ') });
|
|
graph.animate({ d: graphPath });
|
|
|
|
} else {
|
|
if (lineWidth) {
|
|
attribs = {
|
|
'stroke': color,
|
|
'stroke-width': lineWidth
|
|
};
|
|
if (dashStyle) {
|
|
attribs.dashstyle = dashStyle;
|
|
}
|
|
|
|
series.graph = renderer.path(graphPath)
|
|
.attr(attribs).add(group).shadow(options.shadow);
|
|
}
|
|
}
|
|
},
|
|
|
|
|
|
/**
|
|
* Render the graph and markers
|
|
*/
|
|
render: function() {
|
|
var series = this,
|
|
chart = series.chart,
|
|
group,
|
|
setInvert,
|
|
options = series.options,
|
|
animation = options.animation,
|
|
doAnimation = animation && series.animate,
|
|
duration = doAnimation ? animation && animation.duration || 500 : 0,
|
|
clipRect = series.clipRect,
|
|
renderer = chart.renderer;
|
|
|
|
|
|
// Add plot area clipping rectangle. If this is before chart.hasRendered,
|
|
// create one shared clipRect.
|
|
if (!clipRect) {
|
|
clipRect = series.clipRect = !chart.hasRendered && chart.clipRect ?
|
|
chart.clipRect :
|
|
renderer.clipRect(0, 0, chart.plotSizeX, chart.plotSizeY);
|
|
if (!chart.clipRect) {
|
|
chart.clipRect = clipRect;
|
|
}
|
|
}
|
|
|
|
|
|
// the group
|
|
if (!series.group) {
|
|
group = series.group = renderer.g('series');
|
|
|
|
if (chart.inverted) {
|
|
setInvert = function() {
|
|
group.attr({
|
|
width: chart.plotWidth,
|
|
height: chart.plotHeight
|
|
}).invert();
|
|
};
|
|
|
|
setInvert(); // do it now
|
|
addEvent(chart, 'resize', setInvert); // do it on resize
|
|
}
|
|
group.clip(series.clipRect)
|
|
.attr({
|
|
visibility: series.visible ? VISIBLE : HIDDEN,
|
|
zIndex: options.zIndex
|
|
})
|
|
.translate(chart.plotLeft, chart.plotTop)
|
|
.add(chart.seriesGroup);
|
|
}
|
|
|
|
series.drawDataLabels();
|
|
|
|
// initiate the animation
|
|
if (doAnimation) {
|
|
series.animate(true);
|
|
}
|
|
|
|
// cache attributes for shapes
|
|
series.getAttribs();
|
|
|
|
// draw the graph if any
|
|
if (series.drawGraph) {
|
|
series.drawGraph();
|
|
}
|
|
|
|
// draw the points
|
|
series.drawPoints();
|
|
|
|
// draw the mouse tracking area
|
|
if (series.options.enableMouseTracking !== false) {
|
|
series.drawTracker();
|
|
}
|
|
|
|
// run the animation
|
|
if (doAnimation) {
|
|
series.animate();
|
|
}
|
|
|
|
// finish the individual clipRect
|
|
setTimeout(function() {
|
|
clipRect.isAnimating = false;
|
|
group = series.group; // can be destroyed during the timeout
|
|
if (group && clipRect != chart.clipRect && clipRect.renderer) {
|
|
group.clip((series.clipRect = chart.clipRect));
|
|
clipRect.destroy();
|
|
}
|
|
}, duration);
|
|
|
|
|
|
series.isDirty = false; // means data is in accordance with what you see
|
|
|
|
},
|
|
|
|
/**
|
|
* Redraw the series after an update in the axes.
|
|
*/
|
|
redraw: function() {
|
|
var series = this,
|
|
chart = series.chart,
|
|
clipRect = series.clipRect,
|
|
group = series.group;
|
|
|
|
/*if (clipRect) {
|
|
stop(clipRect);
|
|
clipRect.animate({ // for chart resize
|
|
width: chart.plotSizeX,
|
|
height: chart.plotSizeY
|
|
});
|
|
}*/
|
|
|
|
// reposition on resize
|
|
if (group) {
|
|
if (chart.inverted) {
|
|
group.attr({
|
|
width: chart.plotWidth,
|
|
height: chart.plotHeight
|
|
});
|
|
}
|
|
|
|
group.animate({
|
|
translateX: chart.plotLeft,
|
|
translateY: chart.plotTop
|
|
});
|
|
}
|
|
|
|
series.translate();
|
|
series.setTooltipPoints(true);
|
|
series.render();
|
|
},
|
|
|
|
/**
|
|
* Set the state of the graph
|
|
*/
|
|
setState: function(state) {
|
|
var series = this,
|
|
options = series.options,
|
|
graph = series.graph,
|
|
stateOptions = options.states,
|
|
lineWidth = options.lineWidth;
|
|
|
|
state = state || NORMAL_STATE;
|
|
|
|
if (series.state != state) {
|
|
series.state = state;
|
|
|
|
if (stateOptions[state] && stateOptions[state].enabled === false) {
|
|
return;
|
|
}
|
|
|
|
if (state) {
|
|
lineWidth = stateOptions[state].lineWidth || lineWidth + 1;
|
|
}
|
|
|
|
if (graph && !graph.dashstyle) { // hover is turned off for dashed lines in VML
|
|
graph.attr({ // use attr because animate will cause any other animation on the graph to stop
|
|
'stroke-width': lineWidth
|
|
}, state ? 0 : 500);
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Set the visibility of the graph
|
|
*
|
|
* @param vis {Boolean} True to show the series, false to hide. If UNDEFINED,
|
|
* the visibility is toggled.
|
|
*/
|
|
setVisible: function(vis, redraw) {
|
|
var series = this,
|
|
chart = series.chart,
|
|
legendItem = series.legendItem,
|
|
seriesGroup = series.group,
|
|
seriesTracker = series.tracker,
|
|
dataLabelsGroup = series.dataLabelsGroup,
|
|
showOrHide,
|
|
i,
|
|
data = series.data,
|
|
point,
|
|
ignoreHiddenSeries = chart.options.chart.ignoreHiddenSeries,
|
|
oldVisibility = series.visible;
|
|
|
|
// if called without an argument, toggle visibility
|
|
series.visible = vis = vis === UNDEFINED ? !oldVisibility : vis;
|
|
showOrHide = vis ? 'show' : 'hide';
|
|
|
|
// show or hide series
|
|
if (seriesGroup) { // pies don't have one
|
|
seriesGroup[showOrHide]();
|
|
}
|
|
|
|
// show or hide trackers
|
|
if (seriesTracker) {
|
|
seriesTracker[showOrHide]();
|
|
} else {
|
|
i = data.length;
|
|
while (i--) {
|
|
point = data[i];
|
|
if (point.tracker) {
|
|
point.tracker[showOrHide]();
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
if (dataLabelsGroup) {
|
|
dataLabelsGroup[showOrHide]();
|
|
}
|
|
|
|
if (legendItem) {
|
|
chart.legend.colorizeItem(series, vis);
|
|
}
|
|
|
|
|
|
// rescale or adapt to resized chart
|
|
series.isDirty = true;
|
|
// in a stack, all other series are affected
|
|
if (series.options.stacking) {
|
|
each(chart.series, function(otherSeries) {
|
|
if (otherSeries.options.stacking && otherSeries.visible) {
|
|
otherSeries.isDirty = true;
|
|
}
|
|
});
|
|
}
|
|
|
|
if (ignoreHiddenSeries) {
|
|
chart.isDirtyBox = true;
|
|
}
|
|
if (redraw !== false) {
|
|
chart.redraw();
|
|
}
|
|
|
|
fireEvent(series, showOrHide);
|
|
},
|
|
|
|
/**
|
|
* Show the graph
|
|
*/
|
|
show: function() {
|
|
this.setVisible(true);
|
|
},
|
|
|
|
/**
|
|
* Hide the graph
|
|
*/
|
|
hide: function() {
|
|
this.setVisible(false);
|
|
},
|
|
|
|
|
|
/**
|
|
* Set the selected state of the graph
|
|
*
|
|
* @param selected {Boolean} True to select the series, false to unselect. If
|
|
* UNDEFINED, the selection state is toggled.
|
|
*/
|
|
select: function(selected) {
|
|
var series = this;
|
|
// if called without an argument, toggle
|
|
series.selected = selected = (selected === UNDEFINED) ? !series.selected : selected;
|
|
|
|
if (series.checkbox) {
|
|
series.checkbox.checked = selected;
|
|
}
|
|
|
|
fireEvent(series, selected ? 'select' : 'unselect');
|
|
},
|
|
|
|
|
|
/**
|
|
* Draw the tracker object that sits above all data labels and markers to
|
|
* track mouse events on the graph or points. For the line type charts
|
|
* the tracker uses the same graphPath, but with a greater stroke width
|
|
* for better control.
|
|
*/
|
|
drawTracker: function() {
|
|
var series = this,
|
|
options = series.options,
|
|
trackerPath = [].concat(series.graphPath),
|
|
trackerPathLength = trackerPath.length,
|
|
chart = series.chart,
|
|
snap = chart.options.tooltip.snap,
|
|
tracker = series.tracker,
|
|
cursor = options.cursor,
|
|
css = cursor && { cursor: cursor },
|
|
singlePoints = series.singlePoints,
|
|
singlePoint,
|
|
i;
|
|
|
|
// Extend end points. A better way would be to use round linecaps,
|
|
// but those are not clickable in VML.
|
|
if (trackerPathLength) {
|
|
i = trackerPathLength + 1;
|
|
while (i--) {
|
|
if (trackerPath[i] == M) { // extend left side
|
|
trackerPath.splice(i + 1, 0, trackerPath[i + 1] - snap, trackerPath[i + 2], L);
|
|
}
|
|
if ((i && trackerPath[i] == M) || i == trackerPathLength) { // extend right side
|
|
trackerPath.splice(i, 0, L, trackerPath[i - 2] + snap, trackerPath[i - 1]);
|
|
}
|
|
}
|
|
}
|
|
|
|
// handle single points
|
|
for (i = 0; i < singlePoints.length; i++) {
|
|
singlePoint = singlePoints[i];
|
|
trackerPath.push(M, singlePoint.plotX - snap, singlePoint.plotY,
|
|
L, singlePoint.plotX + snap, singlePoint.plotY);
|
|
}
|
|
|
|
// draw the tracker
|
|
if (tracker) {
|
|
tracker.attr({ d: trackerPath });
|
|
|
|
} else { // create
|
|
series.tracker = chart.renderer.path(trackerPath)
|
|
.attr({
|
|
isTracker: true,
|
|
stroke: TRACKER_FILL,
|
|
fill: NONE,
|
|
'stroke-width' : options.lineWidth + 2 * snap,
|
|
visibility: series.visible ? VISIBLE : HIDDEN,
|
|
zIndex: 1
|
|
})
|
|
.on(hasTouch ? 'touchstart' : 'mouseover', function() {
|
|
if (chart.hoverSeries != series) {
|
|
series.onMouseOver();
|
|
}
|
|
})
|
|
.on('mouseout', function() {
|
|
if (!options.stickyTracking) {
|
|
series.onMouseOut();
|
|
}
|
|
})
|
|
.css(css)
|
|
.add(chart.trackerGroup);
|
|
}
|
|
|
|
}
|
|
|
|
}; // end Series prototype
|
|
|
|
|
|
/**
|
|
* LineSeries object
|
|
*/
|
|
var LineSeries = extendClass(Series);
|
|
seriesTypes.line = LineSeries;
|
|
|
|
/**
|
|
* AreaSeries object
|
|
*/
|
|
var AreaSeries = extendClass(Series, {
|
|
type: 'area'
|
|
});
|
|
seriesTypes.area = AreaSeries;
|
|
|
|
|
|
|
|
|
|
/**
|
|
* SplineSeries object
|
|
*/
|
|
var SplineSeries = extendClass( Series, {
|
|
type: 'spline',
|
|
|
|
/**
|
|
* Draw the actual graph
|
|
*/
|
|
getPointSpline: function(segment, point, i) {
|
|
var smoothing = 1.5, // 1 means control points midway between points, 2 means 1/3 from the point, 3 is 1/4 etc
|
|
denom = smoothing + 1,
|
|
plotX = point.plotX,
|
|
plotY = point.plotY,
|
|
lastPoint = segment[i - 1],
|
|
nextPoint = segment[i + 1],
|
|
leftContX,
|
|
leftContY,
|
|
rightContX,
|
|
rightContY,
|
|
ret;
|
|
|
|
// find control points
|
|
if (i && i < segment.length - 1) {
|
|
var lastX = lastPoint.plotX,
|
|
lastY = lastPoint.plotY,
|
|
nextX = nextPoint.plotX,
|
|
nextY = nextPoint.plotY,
|
|
correction;
|
|
|
|
leftContX = (smoothing * plotX + lastX) / denom;
|
|
leftContY = (smoothing * plotY + lastY) / denom;
|
|
rightContX = (smoothing * plotX + nextX) / denom;
|
|
rightContY = (smoothing * plotY + nextY) / denom;
|
|
|
|
// have the two control points make a straight line through main point
|
|
correction = ((rightContY - leftContY) * (rightContX - plotX)) /
|
|
(rightContX - leftContX) + plotY - rightContY;
|
|
|
|
leftContY += correction;
|
|
rightContY += correction;
|
|
|
|
// to prevent false extremes, check that control points are between
|
|
// neighbouring points' y values
|
|
if (leftContY > lastY && leftContY > plotY) {
|
|
leftContY = mathMax(lastY, plotY);
|
|
rightContY = 2 * plotY - leftContY; // mirror of left control point
|
|
} else if (leftContY < lastY && leftContY < plotY) {
|
|
leftContY = mathMin(lastY, plotY);
|
|
rightContY = 2 * plotY - leftContY;
|
|
}
|
|
if (rightContY > nextY && rightContY > plotY) {
|
|
rightContY = mathMax(nextY, plotY);
|
|
leftContY = 2 * plotY - rightContY;
|
|
} else if (rightContY < nextY && rightContY < plotY) {
|
|
rightContY = mathMin(nextY, plotY);
|
|
leftContY = 2 * plotY - rightContY;
|
|
}
|
|
|
|
// record for drawing in next point
|
|
point.rightContX = rightContX;
|
|
point.rightContY = rightContY;
|
|
|
|
}
|
|
|
|
// moveTo or lineTo
|
|
if (!i) {
|
|
ret = [M, plotX, plotY];
|
|
}
|
|
|
|
// curve from last point to this
|
|
else {
|
|
ret = [
|
|
'C',
|
|
lastPoint.rightContX || lastPoint.plotX,
|
|
lastPoint.rightContY || lastPoint.plotY,
|
|
leftContX || plotX,
|
|
leftContY || plotY,
|
|
plotX,
|
|
plotY
|
|
];
|
|
lastPoint.rightContX = lastPoint.rightContY = null; // reset for updating series later
|
|
}
|
|
return ret;
|
|
}
|
|
});
|
|
seriesTypes.spline = SplineSeries;
|
|
|
|
|
|
|
|
/**
|
|
* AreaSplineSeries object
|
|
*/
|
|
var AreaSplineSeries = extendClass(SplineSeries, {
|
|
type: 'areaspline'
|
|
});
|
|
seriesTypes.areaspline = AreaSplineSeries;
|
|
|
|
/**
|
|
* ColumnSeries object
|
|
*/
|
|
var ColumnSeries = extendClass(Series, {
|
|
type: 'column',
|
|
pointAttrToOptions: { // mapping between SVG attributes and the corresponding options
|
|
stroke: 'borderColor',
|
|
'stroke-width': 'borderWidth',
|
|
fill: 'color',
|
|
r: 'borderRadius'
|
|
},
|
|
init: function() {
|
|
Series.prototype.init.apply(this, arguments);
|
|
|
|
var series = this,
|
|
chart = series.chart;
|
|
|
|
// flag the chart in order to pad the x axis
|
|
chart.hasColumn = true;
|
|
|
|
// if the series is added dynamically, force redraw of other
|
|
// series affected by a new column
|
|
if (chart.hasRendered) {
|
|
each(chart.series, function(otherSeries) {
|
|
if (otherSeries.type == series.type) {
|
|
otherSeries.isDirty = true;
|
|
}
|
|
});
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Translate each point to the plot area coordinate system and find shape positions
|
|
*/
|
|
translate: function() {
|
|
var series = this,
|
|
chart = series.chart,
|
|
columnCount = 0,
|
|
reversedXAxis = series.xAxis.reversed,
|
|
categories = series.xAxis.categories,
|
|
stackGroups = {},
|
|
stackKey,
|
|
columnIndex;
|
|
|
|
Series.prototype.translate.apply(series);
|
|
|
|
// Get the total number of column type series.
|
|
// This is called on every series. Consider moving this logic to a
|
|
// chart.orderStacks() function and call it on init, addSeries and removeSeries
|
|
each(chart.series, function(otherSeries) {
|
|
if (otherSeries.type == series.type) {
|
|
if (otherSeries.options.stacking) {
|
|
stackKey = otherSeries.stackKey;
|
|
if (stackGroups[stackKey] === UNDEFINED) {
|
|
stackGroups[stackKey] = columnCount++;
|
|
}
|
|
columnIndex = stackGroups[stackKey];
|
|
} else {
|
|
columnIndex = columnCount++;
|
|
}
|
|
otherSeries.columnIndex = columnIndex;
|
|
}
|
|
});
|
|
|
|
// calculate the width and position of each column based on
|
|
// the number of column series in the plot, the groupPadding
|
|
// and the pointPadding options
|
|
var options = series.options,
|
|
data = series.data,
|
|
closestPoints = series.closestPoints,
|
|
categoryWidth = mathAbs(
|
|
data[1] ? data[closestPoints].plotX - data[closestPoints - 1].plotX :
|
|
chart.plotSizeX / (categories ? categories.length : 1)
|
|
),
|
|
groupPadding = categoryWidth * options.groupPadding,
|
|
groupWidth = categoryWidth - 2 * groupPadding,
|
|
pointOffsetWidth = groupWidth / columnCount,
|
|
optionPointWidth = options.pointWidth,
|
|
pointPadding = defined(optionPointWidth) ? (pointOffsetWidth - optionPointWidth) / 2 :
|
|
pointOffsetWidth * options.pointPadding,
|
|
pointWidth = mathMax(pick(optionPointWidth, pointOffsetWidth - 2 * pointPadding), 1),
|
|
colIndex = (reversedXAxis ? columnCount -
|
|
series.columnIndex : series.columnIndex) || 0,
|
|
pointXOffset = pointPadding + (groupPadding + colIndex *
|
|
pointOffsetWidth -(categoryWidth / 2)) *
|
|
(reversedXAxis ? -1 : 1),
|
|
threshold = options.threshold || 0,
|
|
translatedThreshold = series.yAxis.getThreshold(threshold),
|
|
minPointLength = pick(options.minPointLength, 5);
|
|
|
|
// record the new values
|
|
each(data, function(point) {
|
|
var plotY = point.plotY,
|
|
yBottom = point.yBottom || translatedThreshold,
|
|
barX = point.plotX + pointXOffset,
|
|
barY = mathCeil(mathMin(plotY, yBottom)),
|
|
barH = mathCeil(mathMax(plotY, yBottom) - barY),
|
|
trackerY;
|
|
|
|
// handle options.minPointLength and tracker for small points
|
|
if (mathAbs(barH) < minPointLength) {
|
|
if (minPointLength) {
|
|
barH = minPointLength;
|
|
barY =
|
|
mathAbs(barY - translatedThreshold) > minPointLength ? // stacked
|
|
yBottom - minPointLength : // keep position
|
|
translatedThreshold - (plotY <= translatedThreshold ? minPointLength : 0);
|
|
}
|
|
trackerY = barY - 3;
|
|
}
|
|
|
|
extend(point, {
|
|
barX: barX,
|
|
barY: barY,
|
|
barW: pointWidth,
|
|
barH: barH
|
|
});
|
|
point.shapeType = 'rect';
|
|
point.shapeArgs = {
|
|
x: barX,
|
|
y: barY,
|
|
width: pointWidth,
|
|
height: barH,
|
|
r: options.borderRadius
|
|
};
|
|
|
|
// make small columns responsive to mouse
|
|
point.trackerArgs = defined(trackerY) && merge(point.shapeArgs, {
|
|
height: mathMax(6, barH + 3),
|
|
y: trackerY
|
|
});
|
|
});
|
|
|
|
},
|
|
|
|
getSymbol: function(){
|
|
},
|
|
|
|
/**
|
|
* Columns have no graph
|
|
*/
|
|
drawGraph: function() {},
|
|
|
|
/**
|
|
* Draw the columns. For bars, the series.group is rotated, so the same coordinates
|
|
* apply for columns and bars. This method is inherited by scatter series.
|
|
*
|
|
*/
|
|
drawPoints: function() {
|
|
var series = this,
|
|
options = series.options,
|
|
renderer = series.chart.renderer,
|
|
graphic,
|
|
shapeArgs;
|
|
|
|
|
|
// draw the columns
|
|
each(series.data, function(point) {
|
|
var plotY = point.plotY;
|
|
if (plotY !== UNDEFINED && !isNaN(plotY)) {
|
|
graphic = point.graphic;
|
|
shapeArgs = point.shapeArgs;
|
|
if (graphic) { // update
|
|
stop(graphic);
|
|
graphic.animate(shapeArgs);
|
|
|
|
} else {
|
|
point.graphic = renderer[point.shapeType](shapeArgs)
|
|
.attr(point.pointAttr[point.selected ? SELECT_STATE : NORMAL_STATE])
|
|
.add(series.group)
|
|
.shadow(options.shadow);
|
|
}
|
|
|
|
}
|
|
});
|
|
},
|
|
/**
|
|
* Draw the individual tracker elements.
|
|
* This method is inherited by scatter and pie charts too.
|
|
*/
|
|
drawTracker: function() {
|
|
var series = this,
|
|
chart = series.chart,
|
|
renderer = chart.renderer,
|
|
shapeArgs,
|
|
tracker,
|
|
trackerLabel = +new Date(),
|
|
cursor = series.options.cursor,
|
|
css = cursor && { cursor: cursor },
|
|
rel;
|
|
|
|
each(series.data, function(point) {
|
|
tracker = point.tracker;
|
|
shapeArgs = point.trackerArgs || point.shapeArgs;
|
|
if (point.y !== null) {
|
|
if (tracker) {// update
|
|
tracker.attr(shapeArgs);
|
|
|
|
} else {
|
|
point.tracker =
|
|
renderer[point.shapeType](shapeArgs)
|
|
.attr({
|
|
isTracker: trackerLabel,
|
|
fill: TRACKER_FILL,
|
|
visibility: series.visible ? VISIBLE : HIDDEN,
|
|
zIndex: 1
|
|
})
|
|
.on(hasTouch ? 'touchstart' : 'mouseover', function(event) {
|
|
rel = event.relatedTarget || event.fromElement;
|
|
if (chart.hoverSeries != series && attr(rel, 'isTracker') != trackerLabel) {
|
|
series.onMouseOver();
|
|
}
|
|
point.onMouseOver();
|
|
|
|
})
|
|
.on('mouseout', function(event) {
|
|
if (!series.options.stickyTracking) {
|
|
rel = event.relatedTarget || event.toElement;
|
|
if (attr(rel, 'isTracker') != trackerLabel) {
|
|
series.onMouseOut();
|
|
}
|
|
}
|
|
})
|
|
.css(css)
|
|
.add(chart.trackerGroup);
|
|
}
|
|
}
|
|
});
|
|
},
|
|
|
|
|
|
/**
|
|
* Animate the column heights one by one from zero
|
|
* @param {Boolean} init Whether to initialize the animation or run it
|
|
*/
|
|
animate: function(init) {
|
|
var series = this,
|
|
data = series.data;
|
|
|
|
if (!init) { // run the animation
|
|
/*
|
|
* Note: Ideally the animation should be initialized by calling
|
|
* series.group.hide(), and then calling series.group.show()
|
|
* after the animation was started. But this rendered the shadows
|
|
* invisible in IE8 standards mode. If the columns flicker on large
|
|
* datasets, this is the cause.
|
|
*/
|
|
|
|
each(data, function(point) {
|
|
var graphic = point.graphic;
|
|
|
|
if (graphic) {
|
|
// start values
|
|
graphic.attr({
|
|
height: 0,
|
|
y: series.yAxis.translate(0, 0, 1)
|
|
});
|
|
|
|
// animate
|
|
graphic.animate({
|
|
height: point.barH,
|
|
y: point.barY
|
|
}, series.options.animation);
|
|
}
|
|
});
|
|
|
|
|
|
// delete this function to allow it only once
|
|
series.animate = null;
|
|
}
|
|
|
|
},
|
|
/**
|
|
* Remove this series from the chart
|
|
*/
|
|
remove: function() {
|
|
var series = this,
|
|
chart = series.chart;
|
|
|
|
// column and bar series affects other series of the same type
|
|
// as they are either stacked or grouped
|
|
if (chart.hasRendered) {
|
|
each(chart.series, function(otherSeries) {
|
|
if (otherSeries.type == series.type) {
|
|
otherSeries.isDirty = true;
|
|
}
|
|
});
|
|
}
|
|
|
|
Series.prototype.remove.apply(series, arguments);
|
|
}
|
|
});
|
|
seriesTypes.column = ColumnSeries;
|
|
|
|
var BarSeries = extendClass(ColumnSeries, {
|
|
type: 'bar',
|
|
init: function(chart) {
|
|
chart.inverted = this.inverted = true;
|
|
ColumnSeries.prototype.init.apply(this, arguments);
|
|
}
|
|
});
|
|
seriesTypes.bar = BarSeries;
|
|
|
|
/**
|
|
* The scatter series class
|
|
*/
|
|
var ScatterSeries = extendClass(Series, {
|
|
type: 'scatter',
|
|
|
|
/**
|
|
* Extend the base Series' translate method by adding shape type and
|
|
* arguments for the point trackers
|
|
*/
|
|
translate: function() {
|
|
var series = this;
|
|
|
|
Series.prototype.translate.apply(series);
|
|
|
|
each(series.data, function(point) {
|
|
point.shapeType = 'circle';
|
|
point.shapeArgs = {
|
|
x: point.plotX,
|
|
y: point.plotY,
|
|
r: series.chart.options.tooltip.snap
|
|
};
|
|
});
|
|
},
|
|
|
|
|
|
/**
|
|
* Create individual tracker elements for each point
|
|
*/
|
|
//drawTracker: ColumnSeries.prototype.drawTracker,
|
|
drawTracker: function() {
|
|
var series = this,
|
|
cursor = series.options.cursor,
|
|
css = cursor && { cursor: cursor },
|
|
graphic;
|
|
|
|
each(series.data, function(point) {
|
|
graphic = point.graphic;
|
|
if (graphic) { // doesn't exist for null points
|
|
graphic
|
|
.attr({ isTracker: true })
|
|
.on('mouseover', function(event) {
|
|
series.onMouseOver();
|
|
point.onMouseOver();
|
|
})
|
|
.on('mouseout', function(event) {
|
|
if (!series.options.stickyTracking) {
|
|
series.onMouseOut();
|
|
}
|
|
})
|
|
.css(css);
|
|
}
|
|
});
|
|
|
|
},
|
|
|
|
/**
|
|
* Cleaning the data is not necessary in a scatter plot
|
|
*/
|
|
cleanData: function() {}
|
|
});
|
|
seriesTypes.scatter = ScatterSeries;
|
|
|
|
/**
|
|
* Extended point object for pies
|
|
*/
|
|
var PiePoint = extendClass(Point, {
|
|
/**
|
|
* Initiate the pie slice
|
|
*/
|
|
init: function () {
|
|
|
|
Point.prototype.init.apply(this, arguments);
|
|
|
|
var point = this,
|
|
toggleSlice;
|
|
|
|
//visible: options.visible !== false,
|
|
extend(point, {
|
|
visible: point.visible !== false,
|
|
name: pick(point.name, 'Slice')
|
|
});
|
|
|
|
// add event listener for select
|
|
toggleSlice = function() {
|
|
point.slice();
|
|
};
|
|
addEvent(point, 'select', toggleSlice);
|
|
addEvent(point, 'unselect', toggleSlice);
|
|
|
|
return point;
|
|
},
|
|
|
|
/**
|
|
* Toggle the visibility of the pie slice
|
|
* @param {Boolean} vis Whether to show the slice or not. If undefined, the
|
|
* visibility is toggled
|
|
*/
|
|
setVisible: function(vis) {
|
|
var point = this,
|
|
chart = point.series.chart,
|
|
tracker = point.tracker,
|
|
dataLabel = point.dataLabel,
|
|
connector = point.connector,
|
|
method;
|
|
|
|
// if called without an argument, toggle visibility
|
|
point.visible = vis = vis === UNDEFINED ? !point.visible : vis;
|
|
|
|
method = vis ? 'show' : 'hide';
|
|
|
|
point.group[method]();
|
|
if (tracker) {
|
|
tracker[method]();
|
|
}
|
|
if (dataLabel) {
|
|
dataLabel[method]();
|
|
}
|
|
if (connector) {
|
|
connector[method]();
|
|
}
|
|
if (point.legendItem) {
|
|
chart.legend.colorizeItem(point, vis);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Set or toggle whether the slice is cut out from the pie
|
|
* @param {Boolean} sliced When undefined, the slice state is toggled
|
|
* @param {Boolean} redraw Whether to redraw the chart. True by default.
|
|
*/
|
|
slice: function(sliced, redraw, animation) {
|
|
var point = this,
|
|
series = point.series,
|
|
chart = series.chart,
|
|
slicedTranslation = point.slicedTranslation;
|
|
|
|
setAnimation(animation, chart);
|
|
|
|
// redraw is true by default
|
|
redraw = pick(redraw, true);
|
|
|
|
// if called without an argument, toggle
|
|
sliced = point.sliced = defined(sliced) ? sliced : !point.sliced;
|
|
|
|
point.group.animate({
|
|
translateX: (sliced ? slicedTranslation[0] : chart.plotLeft),
|
|
translateY: (sliced ? slicedTranslation[1] : chart.plotTop)
|
|
});
|
|
|
|
}
|
|
});
|
|
|
|
/**
|
|
* The Pie series class
|
|
*/
|
|
var PieSeries = extendClass(Series, {
|
|
type: 'pie',
|
|
isCartesian: false,
|
|
pointClass: PiePoint,
|
|
pointAttrToOptions: { // mapping between SVG attributes and the corresponding options
|
|
stroke: 'borderColor',
|
|
'stroke-width': 'borderWidth',
|
|
fill: 'color'
|
|
},
|
|
|
|
/**
|
|
* Pies have one color each point
|
|
*/
|
|
getColor: function() {
|
|
// record first color for use in setData
|
|
this.initialColor = colorCounter;
|
|
},
|
|
|
|
/**
|
|
* Animate the column heights one by one from zero
|
|
* @param {Boolean} init Whether to initialize the animation or run it
|
|
*/
|
|
animate: function(init) {
|
|
var series = this,
|
|
data = series.data;
|
|
|
|
each(data, function(point) {
|
|
var graphic = point.graphic,
|
|
args = point.shapeArgs,
|
|
up = -mathPI / 2;
|
|
|
|
if (graphic) {
|
|
// start values
|
|
graphic.attr({
|
|
r: 0,
|
|
start: up,
|
|
end: up
|
|
});
|
|
|
|
// animate
|
|
graphic.animate({
|
|
r: args.r,
|
|
start: args.start,
|
|
end: args.end
|
|
}, series.options.animation);
|
|
}
|
|
});
|
|
|
|
// delete this function to allow it only once
|
|
series.animate = null;
|
|
|
|
},
|
|
/**
|
|
* Do translation for pie slices
|
|
*/
|
|
translate: function() {
|
|
var total = 0,
|
|
series = this,
|
|
cumulative = -0.25, // start at top
|
|
precision = 1000, // issue #172
|
|
options = series.options,
|
|
slicedOffset = options.slicedOffset,
|
|
connectorOffset = slicedOffset + options.borderWidth,
|
|
positions = options.center,
|
|
chart = series.chart,
|
|
plotWidth = chart.plotWidth,
|
|
plotHeight = chart.plotHeight,
|
|
start,
|
|
end,
|
|
angle,
|
|
data = series.data,
|
|
circ = 2 * mathPI,
|
|
fraction,
|
|
smallestSize = mathMin(plotWidth, plotHeight),
|
|
isPercent,
|
|
radiusX, // the x component of the radius vector for a given point
|
|
radiusY,
|
|
labelDistance = options.dataLabels.distance;
|
|
|
|
// get positions - either an integer or a percentage string must be given
|
|
positions.push(options.size, options.innerSize || 0);
|
|
positions = map(positions, function(length, i) {
|
|
|
|
isPercent = /%$/.test(length);
|
|
return isPercent ?
|
|
// i == 0: centerX, relative to width
|
|
// i == 1: centerY, relative to height
|
|
// i == 2: size, relative to smallestSize
|
|
[plotWidth, plotHeight, smallestSize, smallestSize][i] *
|
|
pInt(length) / 100:
|
|
length;
|
|
});
|
|
|
|
// utility for getting the x value from a given y, used for anticollision logic in data labels
|
|
series.getX = function(y, left) {
|
|
|
|
angle = math.asin((y - positions[1]) / (positions[2] / 2 + labelDistance));
|
|
|
|
return positions[0] +
|
|
(left ? -1 : 1) *
|
|
(mathCos(angle) * (positions[2] / 2 + labelDistance));
|
|
};
|
|
|
|
// set center for later use
|
|
series.center = positions;
|
|
|
|
// get the total sum
|
|
each(data, function(point) {
|
|
total += point.y;
|
|
});
|
|
|
|
each(data, function(point) {
|
|
// set start and end angle
|
|
fraction = total ? point.y / total : 0;
|
|
start = mathRound(cumulative * circ * precision) / precision;
|
|
cumulative += fraction;
|
|
end = mathRound(cumulative * circ * precision) / precision;
|
|
|
|
// set the shape
|
|
point.shapeType = 'arc';
|
|
point.shapeArgs = {
|
|
x: positions[0],
|
|
y: positions[1],
|
|
r: positions[2] / 2,
|
|
innerR: positions[3] / 2,
|
|
start: start,
|
|
end: end
|
|
};
|
|
|
|
// center for the sliced out slice
|
|
angle = (end + start) / 2;
|
|
point.slicedTranslation = map([
|
|
mathCos(angle) * slicedOffset + chart.plotLeft,
|
|
mathSin(angle) * slicedOffset + chart.plotTop
|
|
], mathRound);
|
|
|
|
// set the anchor point for tooltips
|
|
radiusX = mathCos(angle) * positions[2] / 2;
|
|
radiusY = mathSin(angle) * positions[2] / 2;
|
|
point.tooltipPos = [
|
|
positions[0] + radiusX * 0.7,
|
|
positions[1] + radiusY * 0.7
|
|
];
|
|
|
|
// set the anchor point for data labels
|
|
point.labelPos = [
|
|
positions[0] + radiusX + mathCos(angle) * labelDistance, // first break of connector
|
|
positions[1] + radiusY + mathSin(angle) * labelDistance, // a/a
|
|
positions[0] + radiusX + mathCos(angle) * connectorOffset, // second break, right outside pie
|
|
positions[1] + radiusY + mathSin(angle) * connectorOffset, // a/a
|
|
positions[0] + radiusX, // landing point for connector
|
|
positions[1] + radiusY, // a/a
|
|
labelDistance < 0 ? // alignment
|
|
'center' :
|
|
angle < circ / 4 ? 'left' : 'right', // alignment
|
|
angle // center angle
|
|
];
|
|
|
|
|
|
// API properties
|
|
point.percentage = fraction * 100;
|
|
point.total = total;
|
|
|
|
});
|
|
|
|
this.setTooltipPoints();
|
|
},
|
|
|
|
/**
|
|
* Render the slices
|
|
*/
|
|
render: function() {
|
|
var series = this;
|
|
|
|
// cache attributes for shapes
|
|
series.getAttribs();
|
|
|
|
this.drawPoints();
|
|
|
|
// draw the mouse tracking area
|
|
if (series.options.enableMouseTracking !== false) {
|
|
series.drawTracker();
|
|
}
|
|
|
|
this.drawDataLabels();
|
|
|
|
if (series.options.animation && series.animate) {
|
|
series.animate();
|
|
}
|
|
|
|
series.isDirty = false; // means data is in accordance with what you see
|
|
},
|
|
|
|
/**
|
|
* Draw the data points
|
|
*/
|
|
drawPoints: function() {
|
|
var series = this,
|
|
chart = series.chart,
|
|
renderer = chart.renderer,
|
|
groupTranslation,
|
|
//center,
|
|
graphic,
|
|
group,
|
|
shapeArgs;
|
|
|
|
// draw the slices
|
|
each(series.data, function(point) {
|
|
graphic = point.graphic;
|
|
shapeArgs = point.shapeArgs;
|
|
group = point.group;
|
|
|
|
// create the group the first time
|
|
if (!group) {
|
|
group = point.group = renderer.g('point')
|
|
.attr({ zIndex: 5 })
|
|
.add();
|
|
}
|
|
|
|
// if the point is sliced, use special translation, else use plot area traslation
|
|
groupTranslation = point.sliced ? point.slicedTranslation : [chart.plotLeft, chart.plotTop];
|
|
group.translate(groupTranslation[0], groupTranslation[1])
|
|
|
|
|
|
// draw the slice
|
|
if (graphic) {
|
|
graphic.animate(shapeArgs);
|
|
} else {
|
|
point.graphic =
|
|
renderer.arc(shapeArgs)
|
|
.attr(extend(
|
|
point.pointAttr[NORMAL_STATE],
|
|
{ 'stroke-linejoin': 'round' }
|
|
))
|
|
.add(point.group);
|
|
}
|
|
|
|
// detect point specific visibility
|
|
if (point.visible === false) {
|
|
point.setVisible(false);
|
|
}
|
|
|
|
});
|
|
|
|
},
|
|
|
|
/**
|
|
* Override the base drawDataLabels method by pie specific functionality
|
|
*/
|
|
drawDataLabels: function() {
|
|
var series = this,
|
|
data = series.data,
|
|
point,
|
|
chart = series.chart,
|
|
options = series.options.dataLabels,
|
|
connectorPadding = pick(options.connectorPadding, 10),
|
|
connectorWidth = pick(options.connectorWidth, 1),
|
|
connector,
|
|
connectorPath,
|
|
outside = options.distance > 0,
|
|
dataLabel,
|
|
labelPos,
|
|
labelHeight,
|
|
lastY,
|
|
centerY = series.center[1],
|
|
quarters = [// divide the points into quarters for anti collision
|
|
[], // top right
|
|
[], // bottom right
|
|
[], // bottom left
|
|
[] // top left
|
|
],
|
|
x,
|
|
y,
|
|
visibility,
|
|
overlapping,
|
|
rankArr,
|
|
secondPass,
|
|
sign,
|
|
lowerHalf,
|
|
sort,
|
|
i = 4,
|
|
j;
|
|
|
|
// run parent method
|
|
Series.prototype.drawDataLabels.apply(series);
|
|
|
|
// arrange points for detection collision
|
|
each(data, function(point) {
|
|
var angle = point.labelPos[7],
|
|
quarter;
|
|
if (angle < 0) {
|
|
quarter = 0;
|
|
} else if (angle < mathPI / 2) {
|
|
quarter = 1;
|
|
} else if (angle < mathPI) {
|
|
quarter = 2;
|
|
} else {
|
|
quarter = 3;
|
|
}
|
|
quarters[quarter].push(point);
|
|
});
|
|
quarters[1].reverse();
|
|
quarters[3].reverse();
|
|
|
|
// define the sorting algorithm
|
|
sort = function(a,b) {
|
|
return a.y > b.y;
|
|
};
|
|
/* Loop over the points in each quartile, starting from the top and bottom
|
|
* of the pie to detect overlapping labels.
|
|
*/
|
|
while (i--) {
|
|
overlapping = 0;
|
|
|
|
// create an array for sorting and ranking the points within each quarter
|
|
rankArr = [].concat(quarters[i]);
|
|
rankArr.sort(sort);
|
|
j = rankArr.length;
|
|
while (j--) {
|
|
rankArr[j].rank = j;
|
|
}
|
|
|
|
/* In the first pass, count the number of overlapping labels. In the second
|
|
* pass, remove the labels with lowest rank/values.
|
|
*/
|
|
for (secondPass = 0; secondPass < 2; secondPass++) {
|
|
lowerHalf = i % 3;
|
|
lastY = lowerHalf ? 9999 : -9999;
|
|
sign = lowerHalf ? -1 : 1;
|
|
|
|
for (j = 0; j < quarters[i].length; j++) {
|
|
point = quarters[i][j];
|
|
|
|
if ((dataLabel = point.dataLabel)) {
|
|
labelPos = point.labelPos;
|
|
visibility = VISIBLE;
|
|
x = labelPos[0];
|
|
y = labelPos[1];
|
|
|
|
|
|
// assume all labels have equal height
|
|
if (!labelHeight) {
|
|
labelHeight = dataLabel && dataLabel.getBBox().height;
|
|
}
|
|
|
|
// anticollision
|
|
if (outside) {
|
|
if (secondPass && point.rank < overlapping) {
|
|
visibility = HIDDEN;
|
|
} else if ((!lowerHalf && y < lastY + labelHeight) ||
|
|
(lowerHalf && y > lastY - labelHeight)) {
|
|
y = lastY + sign * labelHeight;
|
|
x = series.getX(y, i > 1);
|
|
if ((!lowerHalf && y + labelHeight > centerY) ||
|
|
(lowerHalf && y -labelHeight < centerY)) {
|
|
if (secondPass) {
|
|
visibility = HIDDEN;
|
|
} else {
|
|
overlapping++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (point.visible === false) {
|
|
visibility = HIDDEN;
|
|
}
|
|
|
|
if (visibility == VISIBLE) {
|
|
lastY = y;
|
|
}
|
|
|
|
if (secondPass) {
|
|
|
|
// move or place the data label
|
|
dataLabel
|
|
.attr({
|
|
visibility: visibility,
|
|
align: labelPos[6]
|
|
})
|
|
[dataLabel.moved ? 'animate' : 'attr']({
|
|
x: x + options.x +
|
|
({ left: connectorPadding, right: -connectorPadding }[labelPos[6]] || 0),
|
|
y: y + options.y
|
|
});
|
|
dataLabel.moved = true;
|
|
|
|
// draw the connector
|
|
if (outside && connectorWidth) {
|
|
connector = point.connector;
|
|
|
|
connectorPath = [
|
|
M,
|
|
x + (labelPos[6] == 'left' ? 5 : -5), y, // end of the string at the label
|
|
L,
|
|
x, y, // first break, next to the label
|
|
L,
|
|
labelPos[2], labelPos[3], // second break
|
|
L,
|
|
labelPos[4], labelPos[5] // base
|
|
];
|
|
|
|
if (connector) {
|
|
connector.animate({ d: connectorPath });
|
|
connector.attr('visibility', visibility);
|
|
|
|
} else {
|
|
point.connector = connector = series.chart.renderer.path(connectorPath).attr({
|
|
'stroke-width': connectorWidth,
|
|
stroke: options.connectorColor || '#606060',
|
|
visibility: visibility,
|
|
zIndex: 3
|
|
})
|
|
.translate(chart.plotLeft, chart.plotTop)
|
|
.add();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Draw point specific tracker objects. Inherit directly from column series.
|
|
*/
|
|
drawTracker: ColumnSeries.prototype.drawTracker,
|
|
|
|
/**
|
|
* Pies don't have point marker symbols
|
|
*/
|
|
getSymbol: function() {}
|
|
|
|
});
|
|
seriesTypes.pie = PieSeries;
|
|
|
|
|
|
// Initiate dependency
|
|
if (useCanVG) {
|
|
var head = doc.getElementsByTagName('head')[0];
|
|
createElement('script', {
|
|
type: 'text/javascript',
|
|
src: 'http://highcharts.com/js/canvg.js',
|
|
onload: function() {
|
|
drawDeferredCanvases();
|
|
}
|
|
}, null, head);
|
|
}
|
|
|
|
|
|
// global variables
|
|
win.Highcharts = {
|
|
Chart: Chart,
|
|
dateFormat: dateFormat,
|
|
pathAnim: pathAnim,
|
|
getOptions: getOptions,
|
|
numberFormat: numberFormat,
|
|
Point: Point,
|
|
Color: Color,
|
|
Renderer: Renderer,
|
|
seriesTypes: seriesTypes,
|
|
setOptions: setOptions,
|
|
Series: Series,
|
|
|
|
// Expose utility funcitons for modules
|
|
addEvent: addEvent,
|
|
createElement: createElement,
|
|
discardElement: discardElement,
|
|
css: css,
|
|
each: each,
|
|
extend: extend,
|
|
map: map,
|
|
merge: merge,
|
|
pick: pick,
|
|
extendClass: extendClass,
|
|
version: '2.1.2'
|
|
};
|
|
})();
|
|
|