From 618b9bab1ff5f8014fca9795f6c1051a5a359933 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E5=BF=97=E9=B9=8F?= <2916022834@qq.com>
Date: Fri, 16 Jan 2026 15:16:33 +0800
Subject: [PATCH] fix

---
 .../CanvasEditor/managers/PartManager.js      | 165 +++++++++++++-----
 .../Canvas/CanvasEditor/utils/objectHelper.js |  11 +-
 src/component/Canvas/canvasExample.vue        |   4 +-
 3 files changed, 128 insertions(+), 52 deletions(-)

diff --git a/src/component/Canvas/CanvasEditor/managers/PartManager.js b/src/component/Canvas/CanvasEditor/managers/PartManager.js
index c13e25b0..aa193b8c 100644
--- a/src/component/Canvas/CanvasEditor/managers/PartManager.js
+++ b/src/component/Canvas/CanvasEditor/managers/PartManager.js
@@ -7,6 +7,9 @@ import addIcon from "@/assets/images/canvas/add.png";
 import removeIcon from "@/assets/images/canvas/remove.png";
 import { Https } from "@/tool/https";
 import store from "@/store";
+import { createStaticCanvas } from "../utils/canvasFactory";
+import { getObjectAlphaToCanvas } from "../utils/objectHelper";
+
 
 /**
  * 部件选择管理器
@@ -55,11 +58,10 @@ export class PartManager {
 			OperationType.PART_ERASER,
 		];
 
+		this.pointList = []; // 存储点选坐标
+
 		// 当前工具
 		this.activeTool = this.toolManager.activeTool;
-
-		// 选区状态变化回调
-		this.onSelectionChanged = null;
 	}
 
 	/**
@@ -74,11 +76,12 @@ export class PartManager {
 		// 如果从非选区工具切换到选区工具，初始化事件
 		if (!wasActive && this.isActive) {
 			this.initEvents();
+			this.createPartObject();
 		}
 		// 如果从选区工具切换到非选区工具，清理事件和选区
 		else if (wasActive && !this.isActive) {
 			this.cleanupEvents();
-			this.clearSelection();
+			this.clearPartObject();
 		}
 	}
 
@@ -211,31 +214,70 @@ export class PartManager {
 
 	// 点选工具模式下点击事件处理
 	_pointDownkHandler(options) {
-		const button = options.button;
-		const isLeft = button === 1;// 左键1（添加）  右键3（删除）
-		const icon = `url("${isLeft ? addIcon : removeIcon}") 16 16, default`
-		this.canvas.upperCanvasEl.style.cursor = icon;
+		// const button = options.button;
+		// const isLeft = button === 1;// 左键1（添加）  右键3（删除）
+		// const icon = `url("${isLeft ? addIcon : removeIcon}") 16 16, default`
+		// this.canvas.upperCanvasEl.style.cursor = icon;
 	}
 	// 点选工具模式下移动事件处理
 	_pointMoveHandler(options) { }
 	// 点选工具模式下抬起事件处理
-	_pointUpHandler(options) {
+	async _pointUpHandler(options) {
 		const button = options.button;
 		const isLeft = button === 1;// 左键1（添加）  右键3（删除）
 		this.canvas.upperCanvasEl.style.cursor = this.defaultCursor;
 		const fixedObject = this.canvasManager.getFixedLayerObject();
 		if (!fixedObject) return console.warn("未找到固定图层");
-		const { x, y } = options.pointer;
+		const { x, y } = options.absolutePointer;
 		const width = fixedObject.width * fixedObject.scaleX;
 		const height = fixedObject.height * fixedObject.scaleY;
-		const X = x - (fixedObject.left - width / 2);
-		const Y = y - (fixedObject.top - height / 2);
-		this.getSegAnythingImage({
-			image_path: "aida-users/24299/sketch/70bb39cc-63e0-44a9-a627-3542d0f9cd70.png",
-			type: "point",
-			points: [[X, Y], [X - 10, Y - 10]],
-			labels: [1, 0],
+		const X = (x - (fixedObject.left - width / 2)) / fixedObject.scaleX;
+		const Y = (y - (fixedObject.top - height / 2)) / fixedObject.scaleY;
+		const label = isLeft ? 1 : 0;
+		const points = [];
+		const labels = [];
+		this.pointList.forEach((item) => {
+			points.push([item.x, item.y]);
+			labels.push(item.label);
 		});
+		points.push([X, Y]);
+		labels.push(label);
+		const url = await this.getSegAnythingImage({
+			image_path: this.props.clothingMinIOPath,
+			type: "point",
+			points,
+			labels,
+			// type: "box",
+			// box: [0,0,0,0],
+		});
+		this.pointList.push({
+			x: X,
+			y: Y,
+			label: label,
+		})
+		const image1 = await this.loadImageToObject(url);
+		const group = this.partObject;
+		this.removeAllChildren();
+		const rgba = { r: 0, g: 255, b: 0, a: 200 }
+		const canvas = getObjectAlphaToCanvas(image1, null, 0, rgba);
+		const image2 = new fabric.Image(canvas);
+		image2.set({
+			originX: fixedObject.originX,
+			originY: fixedObject.originY,
+		});
+		group.add(image2);
+		for (let i = 0; i < this.pointList.length; i++) {
+			const item = this.pointList[i];
+			const icon = await this.loadImageToObject(item.label === 1 ? addIcon : removeIcon);
+			icon.set({
+				left: item.x - group.width / 2,
+				top: item.y - group.height / 2,
+				originX: fixedObject.originX,
+				originY: fixedObject.originY,
+			})
+			group.add(icon);
+		}
+		this.canvas.renderAll();
 	}
 
 
@@ -278,38 +320,69 @@ export class PartManager {
 
 	// 获取分隔后图片
 	async getSegAnythingImage(obj) {
-		const user_id = store.state.UserHabit.userDetail.userId;
-		const data = {
-			user_id,
-			...obj,
-		}
-		Https.axiosPost(Https.httpUrls.segAnything, data)
-			.then(response => {
-				console.log(response);
-			})
-			.catch(error => {
-				console.error(error);
-			});
-
+		return new Promise((resolve, reject) => {
+			// const user_id = store.state.UserHabit.userDetail.userId;
+			const user_id = 24299;
+			const data = {
+				user_id,
+				...obj,
+			}
+			Https.axiosPost(Https.httpUrls.segAnything, data)
+				.then(response => {
+					if (response) {
+						resolve(response);
+					} else {
+						console.error("获取分隔后图片失败");
+					}
+				})
+				.catch(error => {
+					console.error(error);
+				});
+		});
 	}
 
-	/**
-	 * 清除选区
-	 */
-	clearSelection() {
-		// 移除选区对象
-		// this.removeSelectionFromCanvas();
+	// 删除指定ID的对象
+	removeObjectsById(id) {
+		const objects = this.canvas.getObjects().filter(obj => obj.id === id);
+		this.canvas.remove(...objects);
+	}
+	loadImageToObject(url) {
+		return new Promise((resolve, reject) => {
+			fabric.Image.fromURL(url, (img) => {
+				resolve(img);
+			}, { crossOrigin: "anonymous" });// 防止污染
+		});
+	}
 
-		// 重置选区状态
+	removeAllChildren() {
+		this.partObject?._objects?.forEach(child => {
+			group.remove(child);
+		});
+	}
+	createPartObject() {
+		const fixedObject = this.canvasManager.getFixedLayerObject();
+		if (!fixedObject) return console.warn("未找到固定图层");
+		const group = new fabric.Group();
+		group.set({
+			id: this.partId,
+			opacity: 1,
+			left: fixedObject.left,
+			top: fixedObject.top,
+			width: fixedObject.width,
+			height: fixedObject.height,
+			scaleX: fixedObject.scaleX,
+			scaleY: fixedObject.scaleY,
+			originX: fixedObject.originX,
+			originY: fixedObject.originY,
+			selectable: false,
+			evented: false,
+		})
+		this.canvas.add(group);
+		this.partObject = group;
+	}
+	clearPartObject() {
+		this.removeObjectsById(this.partId);
 		this.partObject = null;
-		this.partPath = null;
-
-		// 触发选区变化回调
-		if (this.onSelectionChanged && typeof this.onSelectionChanged === "function") {
-			this.onSelectionChanged();
-		}
-
-		return true;
 	}
 
 	/**
@@ -317,7 +390,7 @@ export class PartManager {
 	 */
 	dispose() {
 		this.cleanupEvents();
-		this.clearSelection();
+		this.clearPartObject();
 		this.canvas = null;
 		this.commandManager = null;
 		this.layerManager = null;
diff --git a/src/component/Canvas/CanvasEditor/utils/objectHelper.js b/src/component/Canvas/CanvasEditor/utils/objectHelper.js
index 7042de27..8cf3b7ed 100644
--- a/src/component/Canvas/CanvasEditor/utils/objectHelper.js
+++ b/src/component/Canvas/CanvasEditor/utils/objectHelper.js
@@ -64,9 +64,10 @@ export async function restoreFabricObject(serializedObject, canvas) {
  * @param {fabric.Object} object - 要处理的 fabric 对象
  * @param {ImageData} revData - 相反的ImageData，白通道的相同位置是否为透明，revData为白色为透明，黑色为不透明
  * @param {number} diff - 差值，默认 25
+ * @param {Object} rgba - 自定义 rgba 值，默认 { r: 255, g: 255, b: 255, a: 255 }
  * @returns {HTMLCanvasElement|null} 包含黑白通道的画布，或 null 如果失败
 */
-export function getObjectAlphaToCanvas(object, revData, diff = 30) {
+export function getObjectAlphaToCanvas(object, revData, diff = 30, rgba = { r: 255, g: 255, b: 255, a: 255 }) {
 	const image = object.getElement();
 	const { width, height } = image;
 	if (!width || !height) {
@@ -95,10 +96,10 @@ export function getObjectAlphaToCanvas(object, revData, diff = 30) {
 				data.data[i + 2] = 0;
 				data.data[i + 3] = 0;
 			} else {
-				data.data[i + 0] = 255;
-				data.data[i + 1] = 255;
-				data.data[i + 2] = 255;
-				data.data[i + 3] = 255;
+				data.data[i + 0] = rgba.r;
+				data.data[i + 1] = rgba.g;
+				data.data[i + 2] = rgba.b;
+				data.data[i + 3] = rgba.a;
 			}
 		} else {
 			data.data[i + 0] = 0;
diff --git a/src/component/Canvas/canvasExample.vue b/src/component/Canvas/canvasExample.vue
index 945ae303..cef06618 100644
--- a/src/component/Canvas/canvasExample.vue
+++ b/src/component/Canvas/canvasExample.vue
@@ -8,7 +8,8 @@
 	// 当前显示的组件
 	const canvasEditor = ref();
 	const currentView = ref("canvasEditor"); // 默认显示红绿图示例 canvasEditor      redGreenExample
-
+	const clothingMinIOPath =
+		"aida-users/24299/sketchboard/female/Outwear/32d2485c-90fa-43d0-bc31-e59aaea466ba.png";
 	const clothingImageUrl = "/src/assets/images/canvas/xiangao.png";
 	const clothingImageUrlInit = "/src/assets/images/canvas/xiangaofenge.png";
 
@@ -404,6 +405,7 @@
 				ref="canvasEditor"
 				key="canvasEditor"
 				v-if="currentView === 'canvasEditor'"
+				:clothingMinIOPath="clothingMinIOPath"
 				:clothingImageUrl="clothingImageUrl"
 				:clothingImageUrl2="clothingImageUrlInit"
 				:otherData="otherData"