Initiates drawing on this surface.
public void BeginDraw(
Rect rect
)
Public Sub BeginDraw( _
ByVal rect As Rect _
)
public:
void BeginDraw(
Rect rect
)
rect
The region of the surface on which drawing will be performed.
Drawing operations can only be issued between BeginDraw and EndDraw calls.
Pass an Empty Rectangle to draw on the entire surface.
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