红选模式

src/core/ModelUtils.ts

@@ -140,7 +140,27 @@ export function deletePointByKeyboard() {
 
   const entityId = viewport.state.selectedEntityId
   if (!entityId) {
-    system.msg('没有选中任何点')
+    const multiSelectedEntityIds = viewport.state.multiSelectedEntityIds
+    if (!multiSelectedEntityIds && multiSelectedEntityIds.length === 0) {
+      system.msg('请选中要删除的实体', 'error')
+      return
+    }
+
+    const stateManager = viewport.stateManager
+    stateManager.beginStateUpdate()
+    const deleteItems = _.remove(stateManager.vdata.items, (item) => multiSelectedEntityIds.includes(item.id))
+    stateManager.endStateUpdate()
+    if (deleteItems.length === 0) {
+      system.msg('没有找到要删除的实体', 'error')
+    } else {
+      system.msg('删除了 ' + deleteItems.length + ' 个实体')
+    }
+    for (const deleteEntityId of multiSelectedEntityIds) {
+      EventBus.dispatch('entityDeleted', {
+        deleteEntityId: deleteEntityId
+      })
+      viewport.selectInspect.clearRedSelectionBoxes()
+    }
     return
   }
 
@@ -161,6 +181,7 @@ export function deletePointByKeyboard() {
   })
 
   system.msg('删除 [' + entityId + ']')
+  viewport.selectInspect.clearSelectionBox()
 }
 
 export function escByKeyboard() {

src/core/controls/SelectInspect.ts

@@ -167,7 +167,7 @@ export default class SelectInspect implements IControls {
    * 更新选中对象的包围盒线框
    */
   updateSelectionBox(selectedObject: THREE.Object3D) {
-    this.disposeSelectionBox()
+    this.clearSelectionBox()
 
     if (!selectedObject) {
       return
@@ -214,11 +214,12 @@ export default class SelectInspect implements IControls {
     puFn = undefined
 
     // 销毁选择工具
-    this.disposeSelectionBox()
+    this.clearSelectionBox()
     this.disposeRect()
+    this.clearRedSelectionBoxes()
   }
 
-  disposeSelectionBox() {
+  clearSelectionBox() {
     if (this.selectionBox) {
       this.viewport.scene.remove(this.selectionBox)
       this.selectionBox.geometry.dispose()

src/core/engine/Viewport.ts

@@ -37,10 +37,12 @@ export default class Viewport {
   dragControl: any // EsDragControls
   animationFrameId: any = null
   scene: SceneHelp
+  selectInspect = new SelectInspect()
+  mouseMoveInspect = new MouseMoveInspect()
 
   tools: IControls[] = [
-    new MouseMoveInspect(),
-    new SelectInspect()
+    markRaw(this.selectInspect),
+    markRaw(this.mouseMoveInspect)
   ]
 
   // 状态管理器