+ improve GraphicsScene class

src/Mod/Sandbox/Gui/GLGraphicsView.h

@@ -29,14 +29,41 @@
 #include <Gui/MDIView.h>
 #include <Base/Parameter.h>
 
+class QUrl;
 class QGraphicsView;
 class QDialog;
 class QLabel;
 class SoCamera;
 class SoSeparator;
+class SoRenderManager;
+
+namespace SIM { namespace Coin3D { namespace Quarter {
+class InputDevice;
+}}}
 
 namespace Gui {
 
+class SceneEventFilter : public QObject
+{
+    Q_OBJECT
+
+public:
+    SceneEventFilter(QObject * parent);
+    ~SceneEventFilter();
+
+    void registerInputDevice(SIM::Coin3D::Quarter::InputDevice * device);
+    void unregisterInputDevice(SIM::Coin3D::Quarter::InputDevice * device);
+
+    const QPoint & globalMousePosition(void) const;
+
+protected:
+    bool eventFilter(QObject * obj, QEvent * event);
+
+private:
+    class Private;
+    Private* pimpl;
+};
+
 class /*GuiExport*/ GraphicsScene : public QGraphicsScene
 {
     Q_OBJECT
@@ -49,7 +76,24 @@ public:
 
     void setBackgroundColor(const QColor&);
     void viewAll();
-    SoSeparator* getSceneGraph() const;
+
+    void setSceneGraph(SoNode * node);
+    SoNode* getSceneGraph() const;
+
+    SceneEventFilter *
+    getEventFilter(void) const;
+
+    void addStateMachine(SoScXMLStateMachine * statemachine);
+    void removeStateMachine(SoScXMLStateMachine * statemachine);
+    void setNavigationModeFile(const QUrl&);
+
+    bool processSoEvent(const SoEvent * event);
+
+    SoRenderManager *
+    getSoRenderManager(void) const;
+
+    SoEventManager *
+    getSoEventManager(void) const;
 
 protected:
     void mousePressEvent(QGraphicsSceneMouseEvent *event);
@@ -57,9 +101,14 @@ protected:
     void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
     void wheelEvent(QGraphicsSceneWheelEvent * wheelEvent);
 
+private Q_SLOTS:
+    void onSceneRectChanged(const QRectF & rect);
+
 private:
     QDialog *createDialog(const QString &windowTitle) const;
+    SoCamera* searchForCamera(SoNode * root);
 
+private:
     QColor m_backgroundColor;
 
     QTime m_time;
@@ -71,11 +120,23 @@ private:
     QLabel *m_labels[4];
     QWidget *m_modelButton;
 
-    SoSeparator* rootNode;
-    mutable SoSeparator* sceneNode;
-    SoCamera* sceneCamera;
+    mutable SoNode* sceneNode;
+    SoNode* headlight;
 
     QGraphicsRectItem *m_lightItem;
+    SoRenderManager* sorendermanager;
+    SoEventManager* soeventmanager;
+    SceneEventFilter* eventfilter;
+};
+
+class GraphicsView : public QGraphicsView
+{
+public:
+    GraphicsView();
+    ~GraphicsView();
+
+protected:
+    void resizeEvent(QResizeEvent *event);
 };
 
 class /*GuiExport*/ GraphicsView3D : public Gui::MDIView