Added SetPicture and Picture() to ViewLayer

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15809 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/servers/app/ViewLayer.cpp

@@ -16,6 +16,7 @@
 #include "DrawingEngine.h"
 #include "ServerApp.h"
 #include "ServerBitmap.h"
+#include "ServerPicture.h"
 #include "ServerWindow.h"
 #include "WindowLayer.h"
 
@@ -59,6 +60,8 @@ ViewLayer::ViewLayer(BRect frame, const char* name,
 	fPreviousSibling(NULL),
 	fNextSibling(NULL),
 	fLastChild(NULL),
+	
+	fPicture(NULL),
 
 	fLocalClipping(Bounds()),
 	fScreenClipping(),
@@ -81,6 +84,8 @@ ViewLayer::~ViewLayer()
 
 	delete fDrawState;
 
+	// TODO: Don't know yet if we should also delete fPicture
+
 	// iterate over children and delete each one
 	ViewLayer* layer = fFirstChild;
 	while (layer) {
@@ -867,6 +872,20 @@ ViewLayer::SetEventMask(uint32 eventMask, uint32 options)
 }
 
 
+void
+ViewLayer::SetPicture(ServerPicture *picture)
+{
+	fPicture = picture;
+}
+
+
+ServerPicture *
+ViewLayer::Picture() const
+{
+	return fPicture;
+}
+
+
 void
 ViewLayer::Draw(DrawingEngine* drawingEngine, BRegion* effectiveClipping,
 	BRegion* windowContentClipping, bool deep)

src/servers/app/ViewLayer.h

@@ -23,7 +23,7 @@ class DrawState;
 class DrawingEngine;
 class WindowLayer;
 class ServerBitmap;
-
+class ServerPicture;
 
 class ViewLayer {
  public:
@@ -147,6 +147,9 @@ class ViewLayer {
 			uint32			EventOptions() const
 								{ return fEventOptions; }
 
+			void			SetPicture(ServerPicture *picture);
+			ServerPicture		*Picture() const;
+
 			// for background clearing
 			virtual void	Draw(DrawingEngine* drawingEngine,
 								BRegion* effectiveClipping,
@@ -214,6 +217,7 @@ class ViewLayer {
 			ViewLayer*		fNextSibling;
 			ViewLayer*		fLastChild;
 
+			ServerPicture		*fPicture;
 			// clipping
 			BRegion			fLocalClipping;