"use strict"; cc._RF.push(module, '2e8d2n1khFBWb8oCWax7o8C', 'DrawingBoard'); // Script/DrawingBoard.ts "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); /** * 画板: * 可使用任意颜色绘制矩形,三角形,圆,直线,并统计每种颜色的像素个数 * 擦除图案时,设置画板的颜色为透明色再进行绘制即可 * @href https://forum.cocos.org/t/topic/89902 */ var DrawingBoard = /** @class */ (function () { /** * 可对每个像素点绘制的画板,画板使用的坐标系原点为左下角,X轴向右为正,Y轴向上为正 * @param width 画板宽度 * @param height 画板高度 * @param data 指定画板初始内容,参数为记录颜色分量的一维数组,不传入参数时,画板中全部像素为透明 */ function DrawingBoard(width, height, data) { this.init(width, height, data); } Object.defineProperty(DrawingBoard.prototype, "width", { /**画板宽度 */ get: function () { return this._witdh; }, enumerable: false, configurable: true }); Object.defineProperty(DrawingBoard.prototype, "height", { /**画板高度 */ get: function () { return this._height; }, enumerable: false, configurable: true }); //#region 初始化 /** * 对画板进行初始化,会清空已绘制的所有内容 * @param width 画板宽度 * @param height 画板高度 * @param data 指定画板初始内容,参数为记录颜色分量的一维数组,不传入参数时,画板内容为全部透明的矩形 */ DrawingBoard.prototype.init = function (width, height, data) { this.tempColor = this.tempR = this.tempG = this.tempB = this.tempA = 0; this.curColor = 0; this._witdh = Math.round(width); this._height = Math.round(height); this.initPointColor(); this.initMaskPoint(); this.initPixelColor(); this.initLineData(); if (!!data) { this.setData(data); } }; DrawingBoard.prototype.initPointColor = function () { if (!this.pointColor) { this.pointColor = []; } for (var x = 0; x < this.width; ++x) { if (!this.pointColor[x]) { this.pointColor[x] = []; } for (var y = 0; y < this.height; ++y) { this.pointColor[x][y] = 0; } } this.colorCount = {}; this.colorCount[0] = this.width * this.height; }; DrawingBoard.prototype.initMaskPoint = function () { if (!this.maskPoint) { this.maskPoint = []; } for (var x = 0; x < this.width; ++x) { if (!this.maskPoint[x]) { this.maskPoint[x] = []; } for (var y = 0; y < this.height; ++y) { this.maskPoint[x][y] = 1; } } }; DrawingBoard.prototype.initPixelColor = function () { this.buffer = new ArrayBuffer(this.width * this.height * 4); this.pixelColor = new Uint8Array(this.buffer); this.pixelColor.fill(0); }; //#endregion //#region 重置内容 /**重置画板,画板的宽高不变,但会清空已绘制的所有内容,恢复至透明状态 */ DrawingBoard.prototype.reset = function () { this.resetPointColor(); this.resetMaskPoint(); this.resetPixelColor(); }; DrawingBoard.prototype.resetPointColor = function () { for (var x = this.width - 1; x >= 0; --x) { for (var y = this.height - 1; y >= 0; --y) { this.pointColor[x][y] = 0; } } for (var key in this.colorCount) { this.colorCount[key] = 0; } }; DrawingBoard.prototype.resetMaskPoint = function () { for (var x = this.width - 1; x >= 0; --x) { for (var y = this.height - 1; y >= 0; --y) { this.maskPoint[x][y] = 1; } } }; DrawingBoard.prototype.resetPixelColor = function () { this.pixelColor.fill(0); }; //#endregion /** * 传入图像的像素数据,直接设置画板的内容,图像尺寸必须与画板一致,若需要重新设置画板大小,请使用 init() 函数 * @param data 记录各像素颜色分量的一维数组 */ DrawingBoard.prototype.setData = function (data) { var pixelData = new Uint8Array(data); if (pixelData.length != this.width * this.height * 4) { console.warn("画板设置数据失败,数据长度与画板大小不一致。"); return; } this.setPixelColorByRGBA(pixelData); this.setPointColorByRGBA(pixelData); }; /** * 记录各像素颜色分量 * @param data 颜色分量一维数组 */ DrawingBoard.prototype.setPixelColorByRGBA = function (data) { this.pixelColor.set(data); }; /** * 按像素点的坐标记录像素点的颜色值 * @param data 颜色分量一维数组 */ DrawingBoard.prototype.setPointColorByRGBA = function (data) { this.colorCount = {}; for (var y = 0; y < this.height; ++y) { var i = y * this.height; for (var x = 0; x < this.width; ++x) { var color = this.convertToNumber(data[i++], data[i++], data[i++], data[i++]); this.pointColor[x][y] = color; if (!this.colorCount[color]) { this.colorCount[color] = 1; } else { this.colorCount[color] += 1; } } } }; /** * 设置不能绘制图案的像素区域 * @param data 像素坐标为索引,0表示不能绘制,1表示能绘制 */ DrawingBoard.prototype.setMask = function (data) { for (var x = this.width - 1; x >= 0; --x) { if (!!data[x]) { for (var y = this.height - 1; y >= 0; --y) { if (undefined != data[x][y]) { this.maskPoint[x][y] = data[x][y]; } } } } }; /** * 设置画板为全部区域都不能绘制 */ DrawingBoard.prototype.setDisable = function () { for (var x = this.width - 1; x >= 0; --x) { for (var y = this.height - 1; y >= 0; --y) { this.maskPoint[x][y] = 0; } } }; /** * 在现有可绘制区域的基础上添加可以绘制的像素点区域。 * 此方法不会禁用画板当前可绘制的像素点区域,只会添加新的可绘制区域 * @param data 像素坐标为索引,0表示不能绘制,1表示能绘制 */ DrawingBoard.prototype.addEnablePoints = function (data) { for (var x = this.width - 1; x >= 0; --x) { if (!!data[x]) { for (var y = this.height - 1; y >= 0; --y) { if (!!data[x][y]) { this.maskPoint[x][y] = data[x][y]; } } } } }; /** * 获取画板中的数据 * @param data 用于接收数据的数组 * @returns {number[]} 返回存储各像素点颜色分量的一维数组 */ DrawingBoard.prototype.copyData = function (data) { if (undefined === data) { data = []; } for (var i = 0, count = this.pixelColor.length; i < count; ++i) { data[i] = this.pixelColor[i]; } return data; }; /** * 获取画板中记录每个像素的颜色分量的数据 * @returns 将直接返回画板内部的数组;注:若使用者需要对该数据进行修改,请使用 copyData 方法获取,以免影响画板的像素个数计数功能 */ DrawingBoard.prototype.getData = function () { return this.pixelColor; }; /**获取画板内部使用的内存块,若仅需要获取像素数据,不进一步处理,使用 getData 即可 */ DrawingBoard.prototype.getBuffer = function () { return this.buffer; }; DrawingBoard.prototype.getPointData = function () { return this.pointColor; }; /** * 获取指定颜色的像素的个数 * @param r 颜色的r分量 * @param g 颜色的g分量 * @param b 颜色的b分量 * @param a 颜色透明度,默认为255 */ DrawingBoard.prototype.getColorCount = function (r, g, b, a) { if (a === void 0) { a = 255; } var c = this.convertToNumber(r, g, b, a); return this.colorCount[c]; }; /** * 设置画板绘制图案使使用的颜色 * @param r 包含RGBA分量的颜色对象,或者颜色的r分量 * @param g 颜色的g分量 * @param b 颜色的b分量 * @param a 颜色透明度,默认为255 */ DrawingBoard.prototype.setColor = function (r, g, b, a) { if (a === void 0) { a = 255; } this.curColor = this.convertToNumber(r, g, b, a); if (!this.colorCount[this.curColor]) { this.colorCount[this.curColor] = 0; } this.tempColor = this.curColor; this.tempR = r; this.tempG = g; this.tempB = b; this.tempA = a; }; /**清空所有已绘制的内容 */ DrawingBoard.prototype.clear = function () { this.reset(); }; DrawingBoard.prototype.initLineData = function () { this.previousLineEndPos = new Vec2(); this.previousLineEndPosT = new Vec2(); this.previousLineEndPosB = new Vec2(); this.previousLineCircleEnd = true; this.previousLineWidth = 1; }; /** * 移动画笔到指定的位置,调用 lineTo 函数时将使用该点作为直线的起点 * @param x 坐标X * @param y 坐标Y */ DrawingBoard.prototype.moveTo = function (x, y) { x = Math.round(x); y = Math.round(y); this.previousLineEndPos.set(x, y); this.previousLineEndPosT.set(x, y); this.previousLineEndPosB.set(x, y); }; /** * 设置线宽 */ DrawingBoard.prototype.setLineWidth = function (w) { this.previousLineWidth = w; }; /** * 设置线段端点样式 * @param b 线段端点是否为圆形 */ DrawingBoard.prototype.setLineCircleEnd = function (b) { this.previousLineCircleEnd = b; }; /** * 绘制直线,使用默认的颜色、线宽和线段端点样式 * @param x1 起点坐标X * @param y1 起点坐标Y * @param x2 终点坐标X * @param y2 终点坐标Y */ DrawingBoard.prototype.line = function (x1, y1, x2, y2) { x1 = Math.round(x1); x2 = Math.round(x2); y1 = Math.round(y1); y2 = Math.round(y2); if (x1 == x2 && y1 == y2) return; var width = this.previousLineWidth; var circleEnd = this.previousLineCircleEnd; this.previousLineEndPos.set(x2, y2); var offsetX = 0; var offsetY = 0; var rateK = 1; if (x1 == x2) { offsetX = Math.round(width * 0.5); } else if (y1 == y2) { offsetY = Math.round(width * 0.5); } else { var k = (y2 - y1) / (x2 - x1); rateK = Math.sqrt(k * k + 1); offsetY = width * 0.5 / rateK; offsetX = Math.round(offsetY * k); offsetY = Math.round(offsetY); } this.previousLineEndPosT.set(x2 - offsetX, y2 + offsetY); this.previousLineEndPosB.set(x2 + offsetX, y2 - offsetY); var p1 = new Vec2(x1, y1); var p2 = new Vec2(x2, y2); if (x1 > x2) { p1.x = x2; p1.y = y2; p2.x = x1; p2.y = y1; } this._drawLine(p1, p2, width, offsetX, offsetY, rateK); if (circleEnd) { this._drawCircle(x1, y1, width * 0.5); this._drawCircle(x2, y2, width * 0.5); } }; /** * 绘制到指定坐标的直线,起点为上一次绘制的直线的终点,使用默认的颜色、宽度和线段端点样式 * @param x 终点坐标X * @param y 终点坐标Y */ DrawingBoard.prototype.lineTo = function (x, y) { x = Math.round(x); y = Math.round(y); if (this.previousLineEndPos.x == x && this.previousLineEndPos.y == y) return; var width = this.previousLineWidth; var circleEnd = this.previousLineCircleEnd; var x1 = this.previousLineEndPos.x; var y1 = this.previousLineEndPos.y; var x2 = x; var y2 = y; if (x1 > x2) { x1 = x2; y1 = y2; x2 = this.previousLineEndPos.x; y2 = this.previousLineEndPos.y; } var offsetX = 0; var offsetY = 0; var rateK = 1; if (x1 == x2) { offsetX = Math.round(width * 0.5); } else if (y1 == y2) { offsetY = Math.round(width * 0.5); } else { var k = (y2 - y1) / (x2 - x1); rateK = Math.sqrt(k * k + 1); offsetY = width * 0.5 / rateK; offsetX = Math.round(offsetY * k); offsetY = Math.round(offsetY); } if (!circleEnd) { if (this.previousLineEndPos.x != this.previousLineEndPosT.x || this.previousLineEndPos.y != this.previousLineEndPosT.y) { var p1 = new Vec2(this.previousLineEndPos.x - offsetX, this.previousLineEndPos.y + offsetY); var p2 = new Vec2(this.previousLineEndPos.x + offsetX, this.previousLineEndPos.y - offsetY); this._drawTriangle([p1, p2, this.previousLineEndPosT]); this._drawTriangle([p1, p2, this.previousLineEndPosB]); } } else { this._drawCircle(x1, y1, width * 0.5); this._drawCircle(x2, y2, width * 0.5); } this._drawLine(new Vec2(x1, y1), new Vec2(x2, y2), width, offsetX, offsetY, rateK); this.previousLineEndPos.set(x, y); this.previousLineEndPosT.set(x - offsetX, y + offsetY); this.previousLineEndPosB.set(x + offsetX, y - offsetY); }; /** * 绘制直线,不包含线段端点样式 * @param p1 线段起点坐标 * @param p2 线段终点坐标 * @param width 线段宽度 * @param color 线段颜色 */ DrawingBoard.prototype._drawLine = function (p1, p2, width, offsetX, offsetY, slopeRate) { if (p1.y == p2.y) { //水平直线 var x = p1.x < p2.x ? p1.x : p2.x; this._drawRect(new Vec2(x, Math.round(p1.y - width * 0.5)), Math.abs(p1.x - p2.x), width); } else if (p1.x == p2.x) { //垂直直线 var y = p1.y < p2.y ? p1.y : p2.y; this._drawRect(new Vec2(Math.round(p1.x - width * 0.5), y), width, Math.abs(p1.y - p2.y)); } else { //倾斜直线 var inverseK = (p1.x - p2.x) / (p1.y - p2.y); var p1t = new Vec2(p1.x - offsetX, p1.y + offsetY); var p1b = new Vec2(p1.x + offsetX, p1.y - offsetY); var p2t = new Vec2(p2.x - offsetX, p2.y + offsetY); var p2b = new Vec2(p2.x + offsetX, p2.y - offsetY); var p1c = new Vec2(); var p2c = new Vec2(); var height = Math.round(width * slopeRate); if (p2.y > p1.y) { if (p1b.x < p2t.x) { p1c.x = p1b.x; p1c.y = p1b.y + height; p2c.x = p2t.x; p2c.y = p2t.y - height; this._drawVerticalTriangle(p1c, p1b, p1t); this._drawParallelogram(p1b, p2c, height); this._drawVerticalTriangle(p2t, p2c, p2b); } else { p1c.x = p1b.x; p1c.y = Math.round(p2t.y - (p1c.x - p2t.x) * inverseK); p2c.x = p2t.x; p2c.y = Math.round(p1b.y + (p1b.x - p2c.x) * inverseK); this._drawVerticalTriangle(p2t, p2c, p1t); this._drawParallelogram(p2c, p1b, p2t.y - p2c.y); this._drawVerticalTriangle(p1c, p1b, p2b); } } else { if (p1t.x < p2b.x) { p1c.x = p1t.x; p1c.y = p1t.y - height; p2c.x = p2b.x; p2c.y = p2b.y + height; this._drawVerticalTriangle(p1t, p1c, p1b); this._drawParallelogram(p1c, p2b, height); this._drawVerticalTriangle(p2c, p2b, p2t); } else { p1c.x = p1t.x; p1c.y = Math.round(p2b.y - (p1c.x - p2b.x) * inverseK); p2c.x = p2b.x; p2c.y = Math.round(p1t.y + (p1t.x - p2c.x) * inverseK); this._drawVerticalTriangle(p2c, p2b, p1b); this._drawParallelogram(p2b, p1c, p1t.y - p1c.y); this._drawVerticalTriangle(p1t, p1c, p2t); } } } }; //#endregion //#region 绘制:矩形 /** * 绘制矩形 * @param x 矩形左下角的坐标X * @param y 矩形左下角的坐标Y * @param w 矩形宽度 * @param h 矩形高度 */ DrawingBoard.prototype.rect = function (x, y, w, h) { x = Math.round(x); y = Math.round(y); this._drawRect(new Vec2(x, y), w, h); }; /** * 绘制矩形 * @param p 矩形左下顶点的坐标 * @param w 矩形宽度 * @param h 矩形高度 * @param color 矩形填充的颜色 */ DrawingBoard.prototype._drawRect = function (p, w, h) { var minX = this.clampX(p.x); var maxX = this.clampX(p.x + w); var minY = this.clampY(p.y); var maxY = this.clampY(p.y + h); // for (let x = minX; x <= maxX; ++x) { // for (let y = minY; y <= maxY; ++y) { // this._drawPixel(x, y); // } // } for (var y = minY; y <= maxY; ++y) { this._drawRowPixel(minX, maxX, y); } }; /** * 绘制平行四边形,平行四边形的左右两边与Y轴平行 * @param p1 左下顶点坐标 * @param p2 右下顶点坐标 * @param height 垂直边高度 * @param color 颜色 */ DrawingBoard.prototype._drawParallelogram = function (p1, p2, height) { if (p1.x == p2.x) return; var k = (p2.y - p1.y) / (p2.x - p1.x); var minX = this._minX(p1.x); var maxX = this._maxX(p2.x); for (var x = minX; x <= maxX; ++x) { var minY = p1.y + Math.round((x - p1.x) * k); var maxY = minY + height; minY = this._minY(minY); maxY = this._maxY(maxY); this._drawColPixel(minY, maxY, x); // for (let y = minY; y <= maxY; ++y) { // this._drawPixel(x, y); // } } }; //#endregion //#region 绘制:三角形 /** * 绘制三角形 * @param x1 顶点1坐标X * @param y1 顶点1坐标Y * @param x2 顶点2坐标X * @param y2 顶点2坐标Y * @param x3 顶点3坐标X * @param y3 顶点3坐标Y */ DrawingBoard.prototype.triangle = function (x1, y1, x2, y2, x3, y3) { x1 = Math.round(x1); y1 = Math.round(y1); x2 = Math.round(x2); y2 = Math.round(y2); x3 = Math.round(x3); y3 = Math.round(y3); var pList = []; pList.push(new Vec2(x1, y1)); pList.push(new Vec2(x2, y2)); pList.push(new Vec2(x3, y3)); this._drawTriangle(pList); }; /** * 绘制任意三角形 * @param p1 顶点坐标 * @param p2 * @param p3 * @param color 填充颜色 */ DrawingBoard.prototype._drawTriangle = function (pList) { pList.sort(function (a, b) { return a.x - b.x; }); var p1 = pList[0]; var p2 = pList[1]; var p3 = pList[2]; if (p1.x == p2.x) { if (p1.x == p3.x) return; if (p1.y < p2.y) { p1 = pList[1]; p2 = pList[0]; } this._drawVerticalTriangle(p1, p2, p3); return; } var k = (p3.y - p1.y) / (p3.x - p1.x); var p4 = new Vec2(p2.x, Math.round(p1.y + (p2.x - p1.x) * k)); if (p4.y == p2.y) return; if (p4.y < p2.y) { this._drawVerticalTriangle(p2, p4, p1); this._drawVerticalTriangle(p2, p4, p3); } else { this._drawVerticalTriangle(p4, p2, p1); this._drawVerticalTriangle(p4, p2, p3); } }; /** * 绘制一条边与Y轴平行的三角形 * @param p1 三角形垂直边的 上 顶点坐标 * @param p2 三角形垂直边的 下 顶点坐标 * @param p3 三角形 左侧或右侧 顶点坐标 * @param color 要绘制的颜色 */ DrawingBoard.prototype._drawVerticalTriangle = function (p1, p2, p3) { if (p3.x == p1.x) return; var k1 = (p3.y - p1.y) / (p3.x - p1.x); var k2 = (p3.y - p2.y) / (p3.x - p2.x); var maxX = p3.x, minX = p1.x; if (maxX < minX) { maxX = p1.x; minX = p3.x; } minX = this._minX(minX); maxX = this._maxX(maxX); for (var x = minX; x <= maxX; ++x) { var maxY = this.clampY(Math.round(p1.y + (x - p1.x) * k1)); var minY = this.clampY(Math.round(p2.y + (x - p2.x) * k2)); this._drawColPixel(minY, maxY, x); // for (let y = minY; y <= maxY; ++y) { // this._drawPixel(x, y); // } } }; //#endregion //#region 绘制:圆 /** * 绘制一个圆 * @param x 圆心坐标x * @param y 圆心坐标y * @param radius 圆的半径 */ DrawingBoard.prototype.circle = function (x, y, radius) { x = Math.round(x); y = Math.round(y); this._drawCircle(x, y, radius); }; DrawingBoard.prototype._drawCircle = function (x, y, radius) { radius = Math.round(radius); if (radius == 0) return; //三角形的斜边的平方 var dis = radius * radius; // let minX = this._minX(x - radius); // let maxX = this._maxX(x + radius); // for (let i = minX; i <= maxX; ++i) { // let r = x - i; // r = Math.round(Math.sqrt(dis - r * r)); // let minY = this._minY(y - r); // let maxY = this._maxY(y + r); // for (let j = minY; j <= maxY; ++j) { // this._drawPixel(i, j); // } // } var minY = this.clampY(y - radius); var maxY = this.clampY(y + radius); for (var j = minY; j <= maxY; ++j) { var r = j - y; r = Math.round(Math.sqrt(dis - r * r)); var minX = this.clampX(x - r); var maxX = this.clampX(x + r); this._drawRowPixel(minX, maxX, j); } }; //#endregion //#region 内部绘制方法 DrawingBoard.prototype._minX = function (x) { return x >= 0 ? x : 0; }; DrawingBoard.prototype._maxX = function (x) { return x < this.width ? x : this.width - 1; }; DrawingBoard.prototype._minY = function (y) { return y >= 0 ? y : 0; }; DrawingBoard.prototype._maxY = function (y) { return y < this.height ? y : this.height - 1; }; DrawingBoard.prototype.clampX = function (x) { if (x < 0) return 0; if (x >= this.width) return this.width - 1; return x; }; DrawingBoard.prototype.clampY = function (y) { if (y < 0) return 0; if (y >= this.height) return this.height - 1; return y; }; /**绘制一个像素点的颜色 */ DrawingBoard.prototype._drawPixel = function (x, y) { x = Math.round(x); y = Math.round(y); if (this.maskPoint[x][y] == 0) return; if (this.pointColor[x][y] == this.tempColor) return; var index = (y * this.width + x) * 4; this.pixelColor[index] = this.tempR; this.pixelColor[index + 1] = this.tempG; this.pixelColor[index + 2] = this.tempB; this.pixelColor[index + 3] = this.tempA; var c = this.pointColor[x][y]; this.colorCount[c]--; this.colorCount[this.tempColor]++; this.pointColor[x][y] = this.tempColor; }; /** * 连续绘制一行中的像素点 * @param startX 起点X坐标 * @param endX 终点X坐标 * @param y Y坐标 */ DrawingBoard.prototype._drawRowPixel = function (startX, endX, y) { var _a; var index = (y * this.width + startX) * 4; for (var x = startX; x <= endX; ++x) { if ((this.maskPoint[x][y] != 0 && this.pointColor[x][y] != this.tempColor) || this.pixelColor[index + 3] != 255) { this.pixelColor[index] = this.tempR; this.pixelColor[index + 1] = this.tempG; this.pixelColor[index + 2] = this.tempB; this.pixelColor[index + 3] = this.tempA; cc.tween(this.pixelColor) .delay(5) .to(0.5, (_a = {}, _a[index + 3] = 0, _a)) .start(); var c = this.pointColor[x][y]; this.colorCount[c]--; this.colorCount[this.tempColor]++; this.pointColor[x][y] = this.tempColor; } index += 4; } }; /** * 连续绘制一列中的像素点 * @param startY 起点Y坐标 * @param endY 终点Y坐标 * @param x X坐标 */ DrawingBoard.prototype._drawColPixel = function (startY, endY, x) { var _a; var index = (startY * this.width + x) * 4; for (var y = startY; y <= endY; ++y) { if ((this.maskPoint[x][y] != 0 && this.pointColor[x][y] != this.tempColor) || this.pixelColor[index + 3] != 255) { this.pixelColor[index] = this.tempR; this.pixelColor[index + 1] = this.tempG; this.pixelColor[index + 2] = this.tempB; this.pixelColor[index + 3] = this.tempA; cc.tween(this.pixelColor) .delay(5) .to(0.5, (_a = {}, _a[index + 3] = 0, _a)) .start(); var c = this.pointColor[x][y]; this.colorCount[c]--; this.colorCount[this.tempColor]++; this.pointColor[x][y] = this.tempColor; } index += this.width * 4; } }; /** * 将RGBA颜色分量转换为一个数值表示的颜色,颜色分量为0~255之间的值 * @param r * @param g * @param b * @param a */ DrawingBoard.prototype.convertToNumber = function (r, g, b, a) { if (a === void 0) { a = 255; } //颜色值将用于数组索引,不能为负数,故红色分量为奇数时将减1变为偶数 return ((r & 0xfe) << 23) | (g << 16) | (b << 8) | a; }; /**将十六进制的颜色转换为RGBA分量表示的颜色 */ DrawingBoard.prototype.convertToRGBA = function (color) { //颜色值将用于数组索引,不能为负数,故红色分量为奇数时将减1变为偶数 return { r: (color & 0xef000000) >> 23, g: (color & 0x00ff0000) >> 16, b: (color & 0x0000ff00) >> 8, a: (color & 0x000000ff), }; }; return DrawingBoard; }()); exports.default = DrawingBoard; var Vec2 = /** @class */ (function () { function Vec2(x, y) { if (x === void 0) { x = 0; } if (y === void 0) { y = 0; } this.x = x; this.y = y; } Vec2.prototype.set = function (p, y) { if (typeof p === "number") { this.x = p; this.y = y; } else { this.x = p.x; this.y = p.y; } }; return Vec2; }()); cc._RF.pop();