Box should switch between perspective and flat
First dump layer tree:
+(GraphicsLayer
+ (bounds 800.00 600.00)
+ (children 1
+ (GraphicsLayer
+ (bounds 800.00 600.00)
+ (contentsOpaque 1)
+ (drawsContent 1)
+ )
+ )
+)
Second dump layer tree:
(GraphicsLayer
)
Third dump layer tree:
+(GraphicsLayer
+ (bounds 1032.00 1286.00)
+ (children 1
+ (GraphicsLayer
+ (bounds 1032.00 1286.00)
+ (contentsOpaque 1)
+ (drawsContent 1)
+ )
+ )
+)