Q 快捷键，快速添加

src/designer/menus/EditMenu.ts

@@ -1,6 +1,7 @@
 import { renderIcon } from '@/utils/webutils.ts'
 import { defineMenu } from '@/runtime/DefineMenu.ts'
 import SvgCode from '@/components/icons/SvgCode'
+import { quickCopyByMouse } from '@/model/ModelUtils.ts'
 
 export default defineMenu((menus) => {
   menus.insertChildren('modelFile',
@@ -77,7 +78,7 @@ export default defineMenu((menus) => {
           {
             name: 'edit_append', label: '快速添加', tip: 'key-q',
             click() {
-              system.msg('快速添加')
+              quickCopyByMouse()
             }
           },
           {

src/designer/model2DEditor/tools/MouseMoveInspect.ts

@@ -1,7 +1,7 @@
 import type Viewport from '@/designer/Viewport.ts'
 import type { ITool } from '@/designer/model2DEditor/tools/ITool.ts'
 
-let pmFn
+let pmFn, otFn, lvFn
 
 /**
  * 鼠标移动时，将鼠标位置的坐标转换为设计图上的坐标，并设置到 designer.mousePos 属性中
@@ -18,12 +18,29 @@ export default class MouseMoveInspect implements ITool {
     this.canvas = this.viewport.renderer.domElement as HTMLCanvasElement
 
     pmFn = this.mouseMove.bind(this)
+    otFn = this.mouseLv.bind(this)
+    lvFn = this.mouseLv.bind(this)
     this.canvas.addEventListener('pointermove', pmFn)
+    this.canvas.addEventListener('pointerout', otFn)
+    this.canvas.addEventListener('mouseleave', lvFn)
   }
 
   destory() {
     this.canvas.removeEventListener('pointermove', pmFn)
     pmFn = undefined
+    this.canvas.removeEventListener('pointerout', otFn)
+    otFn = undefined
+    this.canvas.removeEventListener('mouseleave', lvFn)
+    lvFn = undefined
+  }
+
+  mouseLv() {
+    this.viewport.state.mouse.x = 0
+    this.viewport.state.mouse.z = 0
+    window['CurrentMouseInfo'] = {
+      x: 0,
+      z: 0
+    }
   }
 
   mouseMove = _.throttle(function(this: MouseMoveInspect, event: MouseEvent) {
@@ -36,5 +53,11 @@ export default class MouseMoveInspect implements ITool {
     this.viewport.state.mouse.x = point.x
     this.viewport.state.mouse.z = point.z
 
+    window['CurrentMouseInfo'] = {
+      viewport: this.viewport,
+      x: point.x,
+      z: point.z
+    }
+
   }, 1)
 }

src/model/ModelUtils.ts

@@ -2,6 +2,44 @@ import * as THREE from 'three'
 import type { ItemTypeDefineOption } from '@/model/itemType/ItemTypeDefine.ts'
 import type { ItemJson } from '@/model/WorldModelType.ts'
 import { getAllItemTypes, getItemTypeByName } from '@/runtime/DefineItemType.ts'
+import type Viewport from '@/designer/Viewport.ts'
+import type Toolbox from '@/model/itemType/Toolbox.ts'
+
+export function quickCopyByMouse() {
+  // 获取鼠标位置，查看鼠标是否在某个 viewport 的画布上，并取得该 viewport
+  const currentMouseInfo = window['CurrentMouseInfo']
+  if (!currentMouseInfo?.viewport || !currentMouseInfo.x || !currentMouseInfo.z) {
+    system.msg('无法获取鼠标位置')
+    return
+  }
+
+  // 从当前 mouse.x, mouse.z 获取地图坐标
+  const viewport: Viewport = currentMouseInfo.viewport
+  const x = currentMouseInfo.x
+  const z = currentMouseInfo.z
+
+  // 如果当前 x,y 命中在某条线上，以当前鼠标为点，插入一个这个线段的起点的相似点，连接两头的点。
+
+  // 如果不在线上，查找0.2米内的有效点 Object3D, 如果有，则以这个点为起点, 延伸同类型的点，并让他们相连
+  findObject3DByCondition(viewport.scene, object => {
+    // 判断 object 是否是有效的 Object3D, 并且是当前 viewport 的对象
+    if (object instanceof THREE.Object3D && object.visible &&
+      object.userData.type && viewport.toolbox[object.userData.type]) {
+
+      const toolbox: Toolbox = viewport.toolbox[object.userData.type]
+
+      // 检查是否在 0.2 米内
+      const distance = object.position.distanceTo(new THREE.Vector3(x, 0, z))
+      if (distance < 0.2) {
+        // 找到一个有效点，执行复制操作
+        toolbox.start(object)
+        system.msg('复制成功')
+        return true
+      }
+    }
+    return false
+  })
+}
 
 /**
  * 考虑吸附的情况下计算鼠标事件位置

src/model/itemType/Toolbox.ts

@@ -182,6 +182,18 @@ export default abstract class Toolbox {
       return
     }
 
+    // 如果按下了 shift 键，则 point 的位置必须位于 startPoint 正上下方，或者正左右方
+    if (this.startPoint && e.shiftKey) {
+      const startPos = this.startPoint.position
+      const dx = Math.abs(point.x - startPos.x)
+      const dz = Math.abs(point.z - startPos.z)
+      if (dx > dz) {
+        point.z = startPos.z
+      } else {
+        point.x = startPos.x
+      }
+    }
+
     this.lastMovePosition = point
 
     // 在鼠标移动时绘制临时点
@@ -206,7 +218,7 @@ export default abstract class Toolbox {
       if (e.button === 2) {
         // 右键点击, 完成绘图操作
         this.viewport.state.cursorMode = 'normal'
-
+        this.stop()
 
       } else if (e.button === 0) {
         // 左键点击, 添加点