画布 部件选取、印花禁用多选

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

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+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;
+	}
+}
+/**
+ * 部件点选绘制命令
+ */
+export class PartPointDrawCommand extends Command {
+	constructor(options) {
+		super({
+			name: "部件点选绘制命令",
+			saveState: false,
+		});
+
+		this.canvas = options.canvas;
+		this.partManager = options.partManager;
+		this.partCanvas = options.partCanvas;
+		this.pointList = options.pointList;
+		this.oldPartCanvas = this.partManager.partCanvas;
+		this.oldPointList = [...this.partManager.pointList];
+	}
+	async execute() {
+		const list = [...this.pointList];
+		const canvas = this.partCanvas;
+		const res = await this.partManager.pointDrawPartCanvas(list, canvas);
+		return res;
+	}
+	async undo() {
+		const list = [...this.oldPointList];
+		const canvas = this.oldPartCanvas;
+		const res = await this.partManager.pointDrawPartCanvas(list, canvas);
+		return res;
+	}
+}