292 lines
11 KiB
TypeScript
292 lines
11 KiB
TypeScript
namespace pxsim {
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export enum DisplayMode {
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bw,
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greyscale
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}
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export class LedMatrixState {
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image = createInternalImage(5);
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brigthness = 255;
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displayMode = DisplayMode.bw;
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font: Image = createFont();
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disabled: boolean;
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animationQ: AnimationQueue;
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constructor(runtime: Runtime) {
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this.animationQ = new AnimationQueue(runtime);
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}
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}
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export class Image extends RefObject {
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public static height: number = 5;
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public width: number;
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public data: number[];
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constructor(width: number, data: number[]) {
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super();
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this.width = width;
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this.data = data;
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}
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public print() {
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console.log(`Image id:${this.id} refs:${this.refcnt} size:${this.width}x${Image.height}`)
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}
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public get(x: number, y: number): number {
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if (x < 0 || x >= this.width || y < 0 || y >= 5) return 0;
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return this.data[y * this.width + x];
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}
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public set(x: number, y: number, v: number) {
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if (x < 0 || x >= this.width || y < 0 || y >= 5) return;
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this.data[y * this.width + x] = Math.max(0, Math.min(255, v));
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}
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public copyTo(xSrcIndex: number, length: number, target: Image, xTargetIndex: number): void {
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for (let x = 0; x < length; x++) {
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for (let y = 0; y < 5; y++) {
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let value = this.get(xSrcIndex + x, y);
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target.set(xTargetIndex + x, y, value);
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}
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}
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}
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public shiftLeft(cols: number) {
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for (let x = 0; x < this.width; ++x)
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for (let y = 0; y < 5; ++y)
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this.set(x, y, x < this.width - cols ? this.get(x + cols, y) : 0);
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}
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public shiftRight(cols: number) {
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for (let x = this.width - 1; x <= 0; --x)
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for (let y = 0; y < 5; ++y)
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this.set(x, y, x > cols ? this.get(x - cols, y) : 0);
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}
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public clear(): void {
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for (let i = 0; i < this.data.length; ++i)
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this.data[i] = 0;
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}
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}
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export function createInternalImage(width: number): Image {
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let img = createImage(width)
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pxsim.noLeakTracking(img)
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return img
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}
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export function createImage(width: number): Image {
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return new Image(width, new Array(width * 5));
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}
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export function createImageFromBuffer(data: number[]): Image {
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return new Image(data.length / 5, data);
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}
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export function createImageFromString(text: string): Image {
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let font = board().ledMatrixState.font;
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let w = font.width;
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let sprite = createInternalImage(6 * text.length - 1);
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let k = 0;
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for (let i = 0; i < text.length; i++) {
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let charCode = text.charCodeAt(i);
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let charStart = (charCode - 32) * 5;
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if (charStart < 0 || charStart + 5 > w) {
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charCode = " ".charCodeAt(0);
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charStart = (charCode - 32) * 5;
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}
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font.copyTo(charStart, 5, sprite, k);
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k = k + 5;
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if (i < text.length - 1) {
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k = k + 1;
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}
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}
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return sprite;
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}
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export function createFont(): Image {
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const data = [0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x8, 0x8, 0x0, 0x8, 0xa, 0x4a, 0x40, 0x0, 0x0, 0xa, 0x5f, 0xea, 0x5f, 0xea, 0xe, 0xd9, 0x2e, 0xd3, 0x6e, 0x19, 0x32, 0x44, 0x89, 0x33, 0xc, 0x92, 0x4c, 0x92, 0x4d, 0x8, 0x8, 0x0, 0x0, 0x0, 0x4, 0x88, 0x8, 0x8, 0x4, 0x8, 0x4, 0x84, 0x84, 0x88, 0x0, 0xa, 0x44, 0x8a, 0x40, 0x0, 0x4, 0x8e, 0xc4, 0x80, 0x0, 0x0, 0x0, 0x4, 0x88, 0x0, 0x0, 0xe, 0xc0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x1, 0x22, 0x44, 0x88, 0x10, 0xc, 0x92, 0x52, 0x52, 0x4c, 0x4, 0x8c, 0x84, 0x84, 0x8e, 0x1c, 0x82, 0x4c, 0x90, 0x1e, 0x1e, 0xc2, 0x44, 0x92, 0x4c, 0x6, 0xca, 0x52, 0x5f, 0xe2, 0x1f, 0xf0, 0x1e, 0xc1, 0x3e, 0x2, 0x44, 0x8e, 0xd1, 0x2e, 0x1f, 0xe2, 0x44, 0x88, 0x10, 0xe, 0xd1, 0x2e, 0xd1, 0x2e, 0xe, 0xd1, 0x2e, 0xc4, 0x88, 0x0, 0x8, 0x0, 0x8, 0x0, 0x0, 0x4, 0x80, 0x4, 0x88, 0x2, 0x44, 0x88, 0x4, 0x82, 0x0, 0xe, 0xc0, 0xe, 0xc0, 0x8, 0x4, 0x82, 0x44, 0x88, 0xe, 0xd1, 0x26, 0xc0, 0x4, 0xe, 0xd1, 0x35, 0xb3, 0x6c, 0xc, 0x92, 0x5e, 0xd2, 0x52, 0x1c, 0x92, 0x5c, 0x92, 0x5c, 0xe, 0xd0, 0x10, 0x10, 0xe, 0x1c, 0x92, 0x52, 0x52, 0x5c, 0x1e, 0xd0, 0x1c, 0x90, 0x1e, 0x1e, 0xd0, 0x1c, 0x90, 0x10, 0xe, 0xd0, 0x13, 0x71, 0x2e, 0x12, 0x52, 0x5e, 0xd2, 0x52, 0x1c, 0x88, 0x8, 0x8, 0x1c, 0x1f, 0xe2, 0x42, 0x52, 0x4c, 0x12, 0x54, 0x98, 0x14, 0x92, 0x10, 0x10, 0x10, 0x10, 0x1e, 0x11, 0x3b, 0x75, 0xb1, 0x31, 0x11, 0x39, 0x35, 0xb3, 0x71, 0xc, 0x92, 0x52, 0x52, 0x4c, 0x1c, 0x92, 0x5c, 0x90, 0x10, 0xc, 0x92, 0x52, 0x4c, 0x86, 0x1c, 0x92, 0x5c, 0x92, 0x51, 0xe, 0xd0, 0xc, 0x82, 0x5c, 0x1f, 0xe4, 0x84, 0x84, 0x84, 0x12, 0x52, 0x52, 0x52, 0x4c, 0x11, 0x31, 0x31, 0x2a, 0x44, 0x11, 0x31, 0x35, 0xbb, 0x71, 0x12, 0x52, 0x4c, 0x92, 0x52, 0x11, 0x2a, 0x44, 0x84, 0x84, 0x1e, 0xc4, 0x88, 0x10, 0x1e, 0xe, 0xc8, 0x8, 0x8, 0xe, 0x10, 0x8, 0x4, 0x82, 0x41, 0xe, 0xc2, 0x42, 0x42, 0x4e, 0x4, 0x8a, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x8, 0x4, 0x80, 0x0, 0x0, 0x0, 0xe, 0xd2, 0x52, 0x4f, 0x10, 0x10, 0x1c, 0x92, 0x5c, 0x0, 0xe, 0xd0, 0x10, 0xe, 0x2, 0x42, 0x4e, 0xd2, 0x4e, 0xc, 0x92, 0x5c, 0x90, 0xe, 0x6, 0xc8, 0x1c, 0x88, 0x8, 0xe, 0xd2, 0x4e, 0xc2, 0x4c, 0x10, 0x10, 0x1c, 0x92, 0x52, 0x8, 0x0, 0x8, 0x8, 0x8, 0x2, 0x40, 0x2, 0x42, 0x4c, 0x10, 0x14, 0x98, 0x14, 0x92, 0x8, 0x8, 0x8, 0x8, 0x6, 0x0, 0x1b, 0x75, 0xb1, 0x31, 0x0, 0x1c, 0x92, 0x52, 0x52, 0x0, 0xc, 0x92, 0x52, 0x4c, 0x0, 0x1c, 0x92, 0x5c, 0x90, 0x0, 0xe, 0xd2, 0x4e, 0xc2, 0x0, 0xe, 0xd0, 0x10, 0x10, 0x0, 0x6, 0xc8, 0x4, 0x98, 0x8, 0x8, 0xe, 0xc8, 0x7, 0x0, 0x12, 0x52, 0x52, 0x4f, 0x0, 0x11, 0x31, 0x2a, 0x44, 0x0, 0x11, 0x31, 0x35, 0xbb, 0x0, 0x12, 0x4c, 0x8c, 0x92, 0x0, 0x11, 0x2a, 0x44, 0x98, 0x0, 0x1e, 0xc4, 0x88, 0x1e, 0x6, 0xc4, 0x8c, 0x84, 0x86, 0x8, 0x8, 0x8, 0x8, 0x8, 0x18, 0x8, 0xc, 0x88, 0x18, 0x0, 0x0, 0xc, 0x83, 0x60];
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let nb = data.length;
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let n = nb / 5;
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let font = createInternalImage(nb);
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for (let c = 0; c < n; c++) {
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for (let row = 0; row < 5; row++) {
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let char = data[c * 5 + row];
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for (let col = 0; col < 5; col++) {
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if ((char & (1 << col)) != 0)
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font.set((c * 5 + 4) - col, row, 255);
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}
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}
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}
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return font;
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}
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}
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namespace pxsim.images {
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export function createImage(img: Image) {
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return img
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}
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export function createBigImage(img: Image) {
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return img
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}
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}
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namespace pxsim.ImageMethods {
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export function showImage(leds: Image, offset: number) {
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pxtrt.nullCheck(leds)
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leds.copyTo(offset, 5, board().ledMatrixState.image, 0)
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runtime.queueDisplayUpdate()
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}
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export function plotImage(leds: Image, offset: number): void {
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pxtrt.nullCheck(leds)
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leds.copyTo(offset, 5, board().ledMatrixState.image, 0)
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runtime.queueDisplayUpdate()
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}
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export function height(leds: Image): number {
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pxtrt.nullCheck(leds)
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return Image.height;
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}
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export function width(leds: Image): number {
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pxtrt.nullCheck(leds)
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return leds.width;
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}
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export function plotFrame(leds: Image, frame: number) {
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ImageMethods.plotImage(leds, frame * Image.height);
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}
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export function showFrame(leds: Image, frame: number) {
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ImageMethods.showImage(leds, frame * Image.height);
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}
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export function pixel(leds: Image, x: number, y: number): number {
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pxtrt.nullCheck(leds)
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return leds.get(x, y);
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}
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export function setPixel(leds: Image, x: number, y: number, v: number) {
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pxtrt.nullCheck(leds)
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leds.set(x, y, v);
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}
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export function clear(leds: Image) {
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pxtrt.nullCheck(leds)
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leds.clear();
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}
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export function setPixelBrightness(i: Image, x: number, y: number, b: number) {
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pxtrt.nullCheck(i)
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i.set(x, y, b);
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}
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export function pixelBrightness(i: Image, x: number, y: number): number {
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pxtrt.nullCheck(i)
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return i.get(x, y);
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}
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export function scrollImage(leds: Image, stride: number, interval: number): void {
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pxtrt.nullCheck(leds)
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if (stride == 0) stride = 1;
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let cb = getResume();
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let off = stride > 0 ? 0 : leds.width - 1;
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let display = board().ledMatrixState.image;
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board().ledMatrixState.animationQ.enqueue({
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interval: interval,
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frame: () => {
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//TODO: support right to left.
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if (off >= leds.width || off < 0) return false;
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stride > 0 ? display.shiftLeft(stride) : display.shiftRight(-stride);
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let c = Math.min(stride, leds.width - off);
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leds.copyTo(off, c, display, 5 - stride)
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off += stride;
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return true;
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},
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whenDone: cb
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})
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}
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}
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namespace pxsim.basic {
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export function showNumber(x: number, interval: number) {
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if (interval < 0) return;
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let leds = createImageFromString(x.toString());
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if (x < 0 || x >= 10) ImageMethods.scrollImage(leds, 1, interval);
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else showLeds(leds, interval * 5);
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}
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export function showString(s: string, interval: number) {
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if (interval < 0) return;
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if (s.length == 0) {
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clearScreen();
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pause(interval * 5);
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} else {
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if (s.length == 1) showLeds(createImageFromString(s + " "), interval * 5)
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else ImageMethods.scrollImage(createImageFromString(s + " "), 1, interval);
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}
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}
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export function showLeds(leds: Image, delay: number): void {
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showAnimation(leds, delay);
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}
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export function clearScreen() {
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board().ledMatrixState.image.clear();
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runtime.queueDisplayUpdate()
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}
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export function showAnimation(leds: Image, interval: number): void {
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ImageMethods.scrollImage(leds, 5, interval);
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}
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export function plotLeds(leds: Image): void {
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ImageMethods.plotImage(leds, 0);
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}
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}
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namespace pxsim.led {
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export function plot(x: number, y: number) {
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board().ledMatrixState.image.set(x, y, 255);
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runtime.queueDisplayUpdate()
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}
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export function unplot(x: number, y: number) {
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board().ledMatrixState.image.set(x, y, 0);
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runtime.queueDisplayUpdate()
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}
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export function point(x: number, y: number): boolean {
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return !!board().ledMatrixState.image.get(x, y);
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}
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export function brightness(): number {
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return board().ledMatrixState.brigthness;
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}
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export function setBrightness(value: number): void {
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board().ledMatrixState.brigthness = value;
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runtime.queueDisplayUpdate()
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}
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export function stopAnimation(): void {
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board().ledMatrixState.animationQ.cancelAll();
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board().ledMatrixState.image.clear();
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}
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export function setDisplayMode(mode: DisplayMode): void {
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board().ledMatrixState.displayMode = mode;
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runtime.queueDisplayUpdate()
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}
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export function screenshot(): Image {
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let img = createImage(5)
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board().ledMatrixState.image.copyTo(0, 5, img, 0);
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return img;
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}
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export function enable(on: boolean) {
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board().ledMatrixState.disabled = !on;
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runtime.queueDisplayUpdate();
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}
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} |