77 lines
2.2 KiB
TypeScript
77 lines
2.2 KiB
TypeScript
/**
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Well known colors
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*/
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enum Colors {
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//% blockIdentity=basic.color
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//% block=red
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Red = 0x00FF0000,
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//% blockIdentity=basic.color
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//% block=orange
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Orange = 0x00FFA500,
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//% blockIdentity=basic.color
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//% block=yellow
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Yellow = 0x00FFFF00,
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//% blockIdentity=basic.color
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//% block=green
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Green = 0x0000FF00,
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//% blockIdentity=basic.color
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//% block=blue
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Blue = 0x000000FF,
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//% blockIdentity=basic.color
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//% block=indigo
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Indigo = 0x004b0082,
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//% blockIdentity=basic.color
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//% block=violet
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Violet = 0x008a2be2,
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//% blockIdentity=basic.color
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//% block=purple
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Purple = 0x00FF00FF,
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//% blockIdentity=basic.color
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//% block=white
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White = 0xFFFFFFFF,
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//% blockIdentity=basic.color
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//% block=off
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Off = 0x00000000,
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}
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/**
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* Provides access to basic micro:bit functionality.
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*/
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//% color=#54C9C9 weight=100
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namespace basic {
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/**
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* Converts the color name to a number
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*/
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//% blockId=color_id block="%c" shim=TD_ID
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export function color(c: Colors): number {
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return c;
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}
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/**
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* Converts red, green, blue channels into a RGB color
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* @param red value of the red channel between 0 and 255. eg: 255
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* @param green value of the green channel between 0 and 255. eg: 255
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* @param blue value of the blue channel between 0 and 255. eg: 255
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* @param white value of the white channel between 0 and 255. eg: 0
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*/
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//% weight=1
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//% blockId="core_rgb" block="red %red|green %green|blue %blue|white %white"
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export function rgbw(red: number, green: number, blue: number, white:number): number {
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return ((white & 0xFF) << 24) | ((red & 0xFF) << 16) | ((green & 0xFF) << 8) | (blue & 0xFF);
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}
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/**
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* Scroll a number on the screen. If the number fits on the screen (i.e. is a single digit), do not scroll.
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* @param interval speed of scroll; eg: 150, 100, 200, -100
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*/
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//% help=basic/show-number
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//% weight=96
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//% blockId=device_show_number block="show|number %number" blockGap=8
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//% async
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//% parts="ledmatrix" interval.defl=150
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export function showNumber(value: number, interval?: number) {
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showString(Math.roundWithPrecision(value, 2).toString(), interval);
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}
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}
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