SceneNode增加GetEventDispatcher接口

example/Gizmo/Gizmo3DMove.cpp

@@ -27,6 +27,7 @@
 #include<hgl/graph/InlineGeometry.h>
 #include<hgl/graph/RenderFramework.h>
 #include<hgl/component/MeshComponent.h>
+#include<hgl/io/event/MouseEvent.h>
 
 VK_NAMESPACE_BEGIN
 
@@ -35,7 +36,7 @@ namespace
     /**
     * 移动 Gizmo 节点
     */
-    class GizmoMoveNode:public SceneNode
+    class GizmoMoveNode:public SceneNode,io::MouseEvent
     {
         struct GizmoMoveAxis
         {
@@ -51,6 +52,11 @@ namespace
 
         using SceneNode::SceneNode;
 
+        io::EventDispatcher *GetEventDispatcher() override
+        {
+            return this; // GizmoMoveNode 处理鼠标事件
+        }
+
         SceneNode *CreateNode()const override
         {
             return(new GizmoMoveNode);
@@ -69,7 +75,7 @@ namespace
             return new_gmn;
         }
 
-        bool Init(RenderFramework *render_framework)
+        bool CreateGizmoGeometry(RenderFramework *render_framework)
         {
             ComponentDataPtr SpherePtr  =GetGizmoMeshCDP(GizmoShape::Sphere);
             ComponentDataPtr CylinderPtr=GetGizmoMeshCDP(GizmoShape::Cylinder);
@@ -191,7 +197,7 @@ bool InitGizmoMoveNode(RenderFramework *render_framework)
 
     sn_gizmo_move=new GizmoMoveNode;
 
-    if(!sn_gizmo_move->Init(render_framework))
+    if(!sn_gizmo_move->CreateGizmoGeometry(render_framework))
     {
         delete sn_gizmo_move;
         sn_gizmo_move=nullptr;

inc/hgl/WorkObject.h

@@ -6,7 +6,6 @@
 #include<hgl/graph/mtl/MaterialLibrary.h>
 #include<hgl/graph/Renderer.h>
 #include<hgl/graph/Scene.h>
-#include<hgl/io/event/WindowEvent.h>
 #include<hgl/Time.h>
 //#include<iostream>
 
@@ -22,7 +21,7 @@ namespace hgl
     * 
     * WorkObject被定义为工作对象，所有的渲染控制都需要被写在WorkObject的Render函数下。
     */
-    class WorkObject:public TickObject,public io::WindowEvent
+    class WorkObject:public TickObject
     {
         graph::RenderFramework *render_framework=nullptr;
 

inc/hgl/graph/SceneNode.h

@@ -6,6 +6,11 @@
 #include<hgl/graph/AABB.h>
 #include<hgl/component/Component.h>
 
+namespace hgl::io
+{
+    class EventDispatcher; // 前向声明事件分发器
+}//
+
 namespace hgl::graph
 {
     using SceneNodeID   =int64;
@@ -122,6 +127,10 @@ namespace hgl::graph
             return sn;
         }
 
+    public: //事件相关
+
+        virtual io::EventDispatcher *GetEventDispatcher(){return nullptr;}                                          ///<取得事件分发器(如果返回nullptr,则表示该节点不支持事件分发)
+
     public: //坐标相关方法
 
         virtual         void        SetBoundingBox      (const AABB &bb){bounding_box=bb;}                          ///<设置绑定盒

src/Work/WorkObject.cpp

@@ -23,11 +23,6 @@ namespace hgl
     {
         if(!rf)
         {
-            if(render_framework)
-            {
-                render_framework->RemoveChildDispatcher(this);
-            }
-
             render_framework=nullptr;
             db=nullptr;
         }
@@ -42,8 +37,6 @@ namespace hgl
         db=rf->GetRenderResource();
         scene=rf->GetDefaultScene();
         renderer=rf->GetDefaultRenderer();
-
-        render_framework->AddChildDispatcher(this);
     }
 
     void WorkObject::Render(double delta_time)