pxt-calliope/sim/simlib.ts
2016-08-31 18:03:34 -07:00

240 lines
8.2 KiB
TypeScript

/// <reference path="../node_modules/pxt-core/typings/bluebird/bluebird.d.ts"/>
/// <reference path="../node_modules/pxt-core/built/pxtsim.d.ts"/>
/// <reference path="../libs/microbit/dal.d.ts"/>
namespace pxsim {
export type BBRowCol = [/*row*/string, /*column*/string];
export type BoardPin = string;
export interface BBLoc {type: "breadboard", rowCol: BBRowCol};
export interface BoardLoc {type: "dalboard", pin: BoardPin};
export type Loc = BBLoc | BoardLoc;
export function initRuntimeWithDalBoard() {
U.assert(!runtime.board);
let b = new DalBoard();
runtime.board = b;
}
if (!pxsim.initCurrentRuntime) {
pxsim.initCurrentRuntime = initRuntimeWithDalBoard;
}
export function board() {
return runtime.board as DalBoard;
}
export function mkRange(a: number, b: number): number[] {
let res: number[] = [];
for (; a < b; a++)
res.push(a);
return res;
}
export function parseQueryString(): (key: string) => string {
let qs = window.location.search.substring(1);
let getQsVal = (key: string) => decodeURIComponent((qs.split(`${key}=`)[1] || "").split("&")[0] || "").replace(/\+/g, " ");
return getQsVal;
}
}
namespace pxsim.visuals {
export interface IPointerEvents {
up: string,
down: string,
move: string,
leave: string
}
export const pointerEvents: IPointerEvents = !!(window as any).PointerEvent ? {
up: "pointerup",
down: "pointerdown",
move: "pointermove",
leave: "pointerleave"
} : {
up: "mouseup",
down: "mousedown",
move: "mousemove",
leave: "mouseleave"
};
export function translateEl(el: SVGElement, xy: [number, number]) {
//TODO append translation instead of replacing the full transform
svg.hydrate(el, {transform: `translate(${xy[0]} ${xy[1]})`});
}
export interface ComposeOpts {
el1: SVGAndSize<SVGSVGElement>,
scaleUnit1: number,
el2: SVGAndSize<SVGSVGElement>,
scaleUnit2: number,
margin: [number, number, number, number],
middleMargin: number,
maxWidth?: string,
maxHeight?: string,
}
export interface ComposeResult {
host: SVGSVGElement,
scaleUnit: number,
under: SVGGElement,
over: SVGGElement,
edges: number[],
toHostCoord1: (xy: Coord) => Coord,
toHostCoord2: (xy: Coord) => Coord,
}
export function composeSVG(opts: ComposeOpts): ComposeResult {
let [a, b] = [opts.el1, opts.el2];
U.assert(a.x == 0 && a.y == 0 && b.x == 0 && b.y == 0, "el1 and el2 x,y offsets not supported");
let setXY = (e: SVGSVGElement, x: number, y: number) => svg.hydrate(e, {x: x, y: y});
let setWH = (e: SVGSVGElement, w: string, h: string) => {
if (w)
svg.hydrate(e, {width: w});
if (h)
svg.hydrate(e, {height: h});
}
let setWHpx = (e: SVGSVGElement, w: number, h: number) => svg.hydrate(e, {width: `${w}px`, height: `${h}px`});
let scaleUnit = opts.scaleUnit2;
let aScalar = opts.scaleUnit2 / opts.scaleUnit1;
let bScalar = 1.0;
let aw = a.w * aScalar;
let ah = a.h * aScalar;
setWHpx(a.el, aw, ah);
let bw = b.w * bScalar;
let bh = b.h * bScalar;
setWHpx(b.el, bw, bh);
let [mt, mr, mb, ml] = opts.margin;
let mm = opts.middleMargin;
let innerW = Math.max(aw, bw);
let ax = mr + (innerW - aw) / 2.0;
let ay = mt;
setXY(a.el, ax, ay);
let bx = mr + (innerW - bw) / 2.0;
let by = ay + ah + mm;
setXY(b.el, bx, by);
let edges = [ay, ay + ah, by, by + bh];
let w = mr + innerW + ml;
let h = mt + ah + mm + bh + mb;
let host = <SVGSVGElement>svg.elt("svg", {
"version": "1.0",
"viewBox": `0 0 ${w} ${h}`,
"class": `sim-bb`,
});
setWH(host, opts.maxWidth, opts.maxHeight);
setXY(host, 0, 0);
let under = <SVGGElement>svg.child(host, "g");
host.appendChild(a.el);
host.appendChild(b.el);
let over = <SVGGElement>svg.child(host, "g");
let toHostCoord1 = (xy: Coord): Coord => {
let [x, y] = xy;
return [x * aScalar + ax, y * aScalar + ay];
};
let toHostCoord2 = (xy: Coord): Coord => {
let [x, y] = xy;
return [x * bScalar + bx, y * bScalar + by];
};
return {
under: under,
over: over,
host: host,
edges: edges,
scaleUnit: scaleUnit,
toHostCoord1: toHostCoord1,
toHostCoord2: toHostCoord2,
};
}
export function mkScaleFn(originUnit: number, targetUnit: number): (n: number) => number {
return (n: number) => n * (targetUnit / originUnit);
}
export interface MkImageOpts {
image: string,
width: number,
height: number,
imageUnitDist: number,
targetUnitDist: number
}
export function mkImageSVG(opts: MkImageOpts): SVGAndSize<SVGImageElement> {
let scaleFn = mkScaleFn(opts.imageUnitDist, opts.targetUnitDist);
let w = scaleFn(opts.width);
let h = scaleFn(opts.height);
let img = <SVGImageElement>svg.elt("image", {
width: w,
height: h,
"href": `${opts.image}`
});
return {el: img, w: w, h: h, x: 0, y: 0};
}
export type Coord = [number, number];
export function findDistSqrd(a: Coord, b: Coord): number {
let x = a[0] - b[0];
let y = a[1] - b[1];
return x * x + y * y;
}
export function findClosestCoordIdx(a: Coord, bs: Coord[]): number {
let dists = bs.map(b => findDistSqrd(a, b));
let minIdx = dists.reduce((prevIdx, currDist, currIdx, arr) => {
return currDist < arr[prevIdx] ? currIdx : prevIdx;
}, 0);
return minIdx;
}
export interface IBoardComponent<T> {
style: string,
element: SVGElement,
defs: SVGElement[],
init(bus: EventBus, state: T, svgEl: SVGSVGElement, gpioPins: string[], otherArgs: string[]): void, //NOTE: constructors not supported in interfaces
moveToCoord(xy: Coord): void,
updateState(): void,
updateTheme(): void,
}
export function mkTxt(cx: number, cy: number, size: number, rot: number, txt: string, txtXOffFactor?: number, txtYOffFactor?: number): SVGTextElement {
let el = <SVGTextElement>svg.elt("text")
//HACK: these constants (txtXOffFactor, txtYOffFactor) tweak the way this algorithm knows how to center the text
txtXOffFactor = txtXOffFactor || -0.33333;
txtYOffFactor = txtYOffFactor || 0.3;
const xOff = txtXOffFactor * size * txt.length;
const yOff = txtYOffFactor * size;
svg.hydrate(el, {style: `font-size:${size}px;`,
transform: `translate(${cx} ${cy}) rotate(${rot}) translate(${xOff} ${yOff})` });
svg.addClass(el, "noselect");
el.textContent = txt;
return el;
}
export type WireColor =
"black" | "white" | "gray" | "purple" | "blue" | "green" | "yellow" | "orange" | "red" | "brown";
export const WIRE_COLOR_MAP: Map<string> = {
black: "#514f4d",
white: "#fcfdfc",
gray: "#acabab",
purple: "#a772a1",
blue: "#01a6e8",
green: "#3cce73",
yellow: "#ece600",
orange: "#fdb262",
red: "#f44f43",
brown: "#c89764",
}
export function mapWireColor(clr: WireColor | string): string {
return WIRE_COLOR_MAP[clr] || clr;
}
export interface SVGAndSize<T extends SVGElement> {
el: T,
y: number,
x: number,
w: number,
h: number
};
export type SVGElAndSize = SVGAndSize<SVGElement>;
export const PIN_DIST = 15;
export interface BoardView {
getView(): SVGAndSize<SVGSVGElement>;
getCoord(pinNm: string): Coord;
getPinDist(): number;
highlightPin(pinNm: string): void;
}
}