Adding callbacks and viewports

src/Engine/Graphics/SceneView.h

@@ -3,6 +3,7 @@
 namespace Seele
 {
 DECLARE_REF(Scene);
+DECLARE_REF(CameraActor);
 class SceneView : public View
 {
 public:
@@ -11,6 +12,8 @@ public:
 	PScene getScene() const { return scene; }
 private:
 	PScene scene;
+	PCameraActor activeCamera;
+	virtual void keyCallback(KeyCode code, KeyAction action, KeyModifier modifier) override;
 };
 DEFINE_REF(SceneView);
 } // namespace Seele