部件选取

src/component/Canvas/CanvasEditor/commands/FillGroupLayerBackgroundCommand.js

@@ -106,7 +106,6 @@ export class FillGroupLayerBackgroundCommand extends Command {
         });
       }
     }
-
     // 判断fabricObjects是否是组对象
     const firstObj = layer.fabricObjects?.[0] || null;
     // 如果没有找到第一个对象，则直接添加到当前画布
@@ -173,8 +172,8 @@ export class FillGroupLayerBackgroundCommand extends Command {
     }
     const canvasObj = findObjectById(this.canvas, firstObj?.id)?.object;
     if (
-      (canvasObj && canvasObj.type === "group") ||
-      canvasObj._objects?.length > 0
+      canvasObj && (canvasObj.type === "group" ||
+      canvasObj._objects?.length > 0)
     ) {
       this.newFill.set({
         left: 0,

src/component/Canvas/CanvasEditor/commands/LassoCutoutCommand.js

@@ -147,11 +147,11 @@ export class LassoCutoutCommand extends CompositeCommand {
       }
 
       // 确定源图层
-      const sourceLayer = this.layerManager.getActiveLayer();
-      if (!sourceLayer) {
-        console.error("无法执行套索抠图：源图层无效");
-        return false;
-      }
+    //   const sourceLayer = this.layerManager.getActiveLayer();
+    //   if (!sourceLayer) {
+    //     console.error("无法执行套索抠图：源图层无效");
+    //     return false;
+    //   }
 
       // 获取源图层的所有对象（包括子图层）
       // const sourceObjects = this._getLayerObjects(sourceLayer);
@@ -225,7 +225,7 @@ export class LassoCutoutCommand extends CompositeCommand {
 
 			const layers = this.layerManager.layers.value;
 			var topLayerIndex = 0;
-			layers.forEach((layer, index) => {
+			if(this.originalLayer)layers.forEach((layer, index) => {
 				if (layer.id === this.originalLayer.id) {
 					topLayerIndex = index;
 				}else if (layer.children.length > 0) {

src/component/Canvas/CanvasEditor/commands/PartCommands.js

@@ -0,0 +1,26 @@
+import { Command } from "./Command.js";
+
+/**
+ * 部件绘制命令
+ */
+export class PartDrawCommand extends Command {
+	constructor(options) {
+		super({
+			name: "部件绘制命令",
+			saveState: false,
+		});
+
+		this.canvas = options.canvas;
+		this.partManager = options.partManager;
+		this.partCanvas = options.partCanvas;
+		this.oldPartCanvas = this.partManager.partCanvas;
+	}
+	execute() {
+		this.partManager.drawPartCanvas(this.partCanvas);
+		return true;
+	}
+	undo() {
+		this.partManager.drawPartCanvas(this.oldPartCanvas);
+		return true;
+	}
+}