导出印花等所有信息
This commit is contained in:
李志鹏
@@ -30,7 +30,9 @@ import {
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palletToFill,
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fillToCssStyle,
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calculateRotatedTopLeftDeg,
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calculateCenterPoint,
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createPatternTransform,
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getTransformScaleAngle,
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base64ToCanvas,
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} from "../utils/helper";
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import { ChangeFixedImageCommand } from "../commands/ObjectLayerCommands";
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@@ -566,10 +568,10 @@ export class CanvasManager {
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}
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// 更新颜色层信息
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// const colorObject = this.getLayerObjectById(SpecialLayerId.COLOR);
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// if(colorObject){
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// await this.setObjecCliptInfo(colorObject);
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// }
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const colorObject = this.getLayerObjectById(SpecialLayerId.COLOR);
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if(colorObject){
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await this.setObjecCliptInfo(colorObject);
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}
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const groupLayer = this.layerManager.getLayerById(SpecialLayerId.SPECIAL_GROUP);
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if(groupLayer){
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const groupRect = new fabric.Rect({});
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@@ -808,6 +810,13 @@ export class CanvasManager {
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return layerObjectByLayerId;
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}
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getObjectsByIds(ids){
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const objects = this.canvas.getObjects().filter((obj) => {
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return ids.includes(obj.id);
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});
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return objects;
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}
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/**
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* 更新蒙层位置
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* @param {Object} backgroundLayerObject 背景层对象
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@@ -936,6 +945,7 @@ export class CanvasManager {
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options.restoreOpacityInRedGreen !== undefined
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? options.restoreOpacityInRedGreen
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: false, // 默认在红绿图模式下恢复透明度
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excludedLayers: [SpecialLayerId.SPECIAL_GROUP],
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};
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// 如果在红绿图模式下且没有指定具体的图层，自动包含所有普通图层
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@@ -966,6 +976,22 @@ export class CanvasManager {
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}
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}
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/**
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* 导出所有信息
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* @returns {Object} 包含所有图层信息的对象
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*/
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async exportAllInfo() {
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// 导出颜色图层信息
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const color = await this.exportColorLayer().catch(() => (null));
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// 导出印花和元素图层信息
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const printTrimsData = await this.exportPrintTrimsLayers().catch(() => ({prints: null, trims: null}));
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return {
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color,
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...printTrimsData,
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};
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}
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/**
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* 导出颜色图层
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* @returns {Object} 导出的颜色图层数据URL
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@@ -980,13 +1006,12 @@ export class CanvasManager {
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console.warn("颜色图层不存在，请确保已添加颜色图层");
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return Promise.reject("颜色图层不存在");
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}
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const color = fillToCssStyle(object.fill)
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const css = fillToCssStyle(object.fill)
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const canvas = new fabric.StaticCanvas();
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canvas.setDimensions({
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width: object.width,
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height: object.height,
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backgroundColor: null,
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// enableRetinaScaling: true,
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imageSmoothingEnabled: true,
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});
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const cloneObject = await new Promise((resolve, reject) => {
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@@ -1007,9 +1032,75 @@ export class CanvasManager {
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quality: 1,
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});
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canvas.clear();
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return {color, base64};
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const color = object.originColor;
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return {css, base64, color};
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}
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/**
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* 导出印花和元素图层
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*/
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async exportPrintTrimsLayers() {
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const object = this.layerManager.getLayerById(SpecialLayerId.SPECIAL_GROUP);
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if(!object) return Promise.reject("印花和元素图层组不存在");
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const ids = object.children.map((v) => v.id);
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const objects = this.getObjectsByIds(ids).filter((v) => !!v.sourceData);
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const fixedLayerObj = this.getFixedLayerObject();
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if(!fixedLayerObj) return Promise.reject("固定图层不存在");
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const flWidth = fixedLayerObj.width
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const flHeight = fixedLayerObj.height
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const flTop = fixedLayerObj.top
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const flLeft = fixedLayerObj.left
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const flScaleX = fixedLayerObj.scaleX
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const flScaleY = fixedLayerObj.scaleY
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const prints = [];
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const trims = [];
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objects.forEach((v) => {
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const obj = {
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ifSingle: v.sourceData.ifSingle,
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level2Type: v.sourceData.level2Type,
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designType: v.sourceData.designType,
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path: v.sourceData.path,
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location: [0, 0],
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scale: [0, 0],
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angle: v.angle,
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name: v.sourceData.name,
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}
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if(obj.ifSingle){
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let left = (v.left - (flLeft - flWidth * flScaleX / 2));
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let top = (v.top - (flTop - flHeight * flScaleY / 2));
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let width = (v.width * v.scaleX);
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let height = (v.height * v.scaleY);
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let {x:cx, y:cy} = calculateCenterPoint(width, height, left, top, v.angle);
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let x = (cx-width/2) / flScaleX;
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let y = (cy-height/2) / flScaleY;
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obj.location = [x, y];
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obj.scale = [(v.width * v.scaleX) / (flWidth * flScaleX), (v.height * v.scaleY) / (flHeight * flScaleY)];
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}else{
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let fill = v.fill;
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let fill_ = v.fill_;
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if(!fill || !fill_) return;
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let {scale, angle} = getTransformScaleAngle(fill.patternTransform);
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let scaleX = scale * 5 * v.fill_.width / flWidth;
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let scaleY = scale * 5 * v.fill_.height / flHeight;
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let scaleXY = flWidth > flHeight ? scaleX : scaleY;
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let left = fill.offsetX + v.fill_.width * scale / 2;
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let top = fill.offsetY + v.fill_.height * scale / 2;
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obj.scale = [scaleXY, scaleXY];
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obj.angle = angle;
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obj.location = [left, top];
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}
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if(obj.level2Type === "Pattern"){
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prints.push(obj);
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}else if(obj.level2Type === "Embroidery"){
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trims.push(obj);
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}
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})
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return {prints, trims};
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}
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dispose() {
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// 释放导出管理器资源
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if (this.exportManager) {
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@@ -1126,6 +1217,12 @@ export class CanvasManager {
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"erasable",
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"customType",
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"fill_",
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"scaleX",
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"scaleY",
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"top",
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"left",
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"width",
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"height",
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]),
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layers: simplifyLayersData, // 简化图层数据
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// layers: JSON.stringify(JSON.parse(JSON.stringify(this.layers.value))), // 全数据
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@@ -1300,9 +1397,9 @@ export class CanvasManager {
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singleLayers.unshift({...print});
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}
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})
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otherData_?.trims?.prints?.forEach((print, index) => {
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print.name = t("Canvas.Elements") + (index + 1);
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printTrimsLayers.unshift({...print});
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otherData_?.trims?.prints?.forEach((trims, index) => {
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trims.name = t("Canvas.Elements") + (index + 1);
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printTrimsLayers.unshift({...trims});
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})
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await this.createPrintTrimsLayers(printTrimsLayers, singleLayers);
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}
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@@ -1350,7 +1447,6 @@ export class CanvasManager {
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if(!color) return console.warn("颜色为空不需要添加");
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if(findLayer(this.layers.value, SpecialLayerId.COLOR)) return console.warn("画布中已存在颜色图层");
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console.log("==========添加颜色图层", color, this.layers.value.length)
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const fixedLayerObj = this.getFixedLayerObject();
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// 创建颜色图层对象
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const colorRect = new fabric.Rect({
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id: SpecialLayerId.COLOR,
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@@ -1359,8 +1455,9 @@ export class CanvasManager {
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isVisible: true,
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isLocked: true,
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globalCompositeOperation: BlendMode.MULTIPLY,
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originColor: color,
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});
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// await this.setObjecCliptInfo(colorRect);
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await this.setObjecCliptInfo(colorRect);
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const gradientObj = palletToFill(color);
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const gradient = new fabric.Gradient({
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type: 'linear',
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@@ -1398,24 +1495,24 @@ export class CanvasManager {
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const children = [];
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// 添加印花和元素图层
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for(let index = 0; index < printTrimsLayers.length; index++){
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let print = printTrimsLayers[index];
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let item = printTrimsLayers[index];
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let id = generateId("layer_image_");
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let name = print.name;
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let name = item.name;
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let image = await new Promise(resolve => {
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fabric.Image.fromURL(print.path, (fabricImage)=>{
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const left = flLeft - flWidth * flScaleX / 2 + (print.location?.[0] || 0) * flScaleX
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const top = flTop - flHeight * flScaleY / 2 + (print.location?.[1] || 0) * flScaleY
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const scaleX = flWidth * (print.scale?.[0] || 1) / fabricImage.width * flScaleX
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const scaleY = flHeight * (print.scale?.[1] || 1) / fabricImage.height * flScaleY
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fabric.Image.fromURL(item.path, (fabricImage)=>{
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const left = flLeft - flWidth * flScaleX / 2 + (item.location?.[0] || 0) * flScaleX
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const top = flTop - flHeight * flScaleY / 2 + (item.location?.[1] || 0) * flScaleY
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const scaleX = flWidth * (item.scale?.[0] || 1) / fabricImage.width * flScaleX
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const scaleY = flHeight * (item.scale?.[1] || 1) / fabricImage.height * flScaleY
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const {x, y} = calculateRotatedTopLeftDeg(
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fabricImage.width * scaleX,
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fabricImage.height * scaleY,
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left,
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top,
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0,
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print.angle || 0
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item.angle || 0
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)
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const angle = print.angle || 0
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const angle = item.angle || 0
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fabricImage.set({
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left: x,
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top: y,
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@@ -1428,6 +1525,7 @@ export class CanvasManager {
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selectable: true,
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hasControls: true,
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hasBorders: true,
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sourceData: item,
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});
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resolve(fabricImage);
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}, { crossOrigin: "anonymous" });
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@@ -1446,11 +1544,11 @@ export class CanvasManager {
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};
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// 添加平铺图层
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for(let index = 0; index < singleLayers.length; index++){
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let print = singleLayers[index];
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let item = singleLayers[index];
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let id = generateId("layer_image_");
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let name = print.name;
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let name = item.name;
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let image = await new Promise(resolve => {
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fabric.Image.fromURL(print.path, (fabricImage)=>{
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fabric.Image.fromURL(item.path, (fabricImage)=>{
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const imgElement = fabricImage.getElement();
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const tcanvas = document.createElement('canvas');
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tcanvas.width = imgElement.width;
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@@ -1461,12 +1559,11 @@ export class CanvasManager {
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resolve(tcanvas);
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}, { crossOrigin: "anonymous" });
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})
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console.log("==========添加平铺图层", fixedLayerObj.width,image.width)
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let scaleX = fixedLayerObj.width / image.width * (print.scale?.[0] || 1) / 5;
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let scaleY = fixedLayerObj.height / image.height * (print.scale?.[1] || 1) / 5;
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let scaleX = fixedLayerObj.width / image.width * (item.scale?.[0] || 1) / 5;
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let scaleY = fixedLayerObj.height / image.height * (item.scale?.[1] || 1) / 5;
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let scale = fixedLayerObj.width > fixedLayerObj.height ? scaleX : scaleY;
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let left = (print.location?.[0] || 0) - image.width * scale / 2
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let top = (print.location?.[1] || 0) - image.height * scale / 2
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let left = (item.location?.[0] || 0) - image.width * scale / 2
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let top = (item.location?.[1] || 0) - image.height * scale / 2
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let rect = new fabric.Rect({
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id: id,
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layerId: id,
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@@ -1479,13 +1576,21 @@ export class CanvasManager {
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scaleY: fixedLayerObj.scaleY,
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originX: fixedLayerObj.originX,
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originY: fixedLayerObj.originY,
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sourceData: item,
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fill: new fabric.Pattern({
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source: image,
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repeat: "repeat",
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patternTransform: createPatternTransform(scale, print.angle || 0),
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patternTransform: createPatternTransform(scale, item.angle || 0),
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offsetX: left, // 水平偏移
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offsetY: top, // 垂直偏移
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}),
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fill_ : {
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source: item.path,
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gapX: 0,
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gapY: 0,
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width: image.width,
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height: image.height,
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}
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});
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this.canvas.add(rect);
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let layer = createLayer({
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@@ -1531,31 +1636,32 @@ export class CanvasManager {
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}
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/**
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*
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* 画布事件变更后
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*/
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async changeCanvas(){
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const fixedLayerObj = this.getFixedLayerObject();
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if(!fixedLayerObj) return console.warn("固定图层对象不存在", fixedLayerObj)
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const colorObject = this.getLayerObjectById(SpecialLayerId.COLOR);
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if(colorObject){
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const ids = this.layerManager.getBlendModeLayerIds(SpecialLayerId.SPECIAL_GROUP);
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if(ids.length === 0){
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ids.unshift(SpecialLayerId.SPECIAL_GROUP);
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await this.setObjecCliptInfo(colorObject);
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return;
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}
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const base64 = await this.exportManager.exportImage({layerIdArray2: ids, isEnhanceImg: true});
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if(!base64) return console.warn("导出图片失败", base64)
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const canvas = await base64ToCanvas(base64, fixedLayerObj.scaleX * 2, true);
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const ctx = canvas.getContext('2d');
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const width = fixedLayerObj.width;
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const height = fixedLayerObj.height;
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const x = (canvas.width - width) / 2;
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const y = (canvas.height - height) / 2;
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const data = ctx.getImageData(x, y, width, height);
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await this.setObjecCliptInfo(colorObject, data);
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this.canvas.renderAll();
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}
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// const fixedLayerObj = this.getFixedLayerObject();
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// if(!fixedLayerObj) return console.warn("固定图层对象不存在", fixedLayerObj)
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// const colorObject = this.getLayerObjectById(SpecialLayerId.COLOR);
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// if(colorObject){
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// const ids = this.layerManager.getBlendModeLayerIds(SpecialLayerId.SPECIAL_GROUP);
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// if(ids.length === 0){
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// ids.unshift(SpecialLayerId.SPECIAL_GROUP);
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// await this.setObjecCliptInfo(colorObject);
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// this.canvas.renderAll();
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// return;
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// }
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// const base64 = await this.exportManager.exportImage({layerIdArray2: ids, isEnhanceImg: true});
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// if(!base64) return console.warn("导出图片失败", base64)
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// const canvas = await base64ToCanvas(base64, fixedLayerObj.scaleX * 2, true);
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// const ctx = canvas.getContext('2d');
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// const width = fixedLayerObj.width;
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// const height = fixedLayerObj.height;
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// const x = (canvas.width - width) / 2;
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// const y = (canvas.height - height) / 2;
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// const data = ctx.getImageData(x, y, width, height);
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// await this.setObjecCliptInfo(colorObject, data);
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// this.canvas.renderAll();
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// }
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}
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/**
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Block a user