setClipRect(left, top, right, bottom)

Sets the clip rectangle.

When performing graphics operation, only regions inside the clip rectangle will be affected. Regions outside will be unaffected.

Argument	Default	Description
left	(Mandatory)	The x coordinate of the left side of the clip rectangle.
top	(Mandatory)	The y coordinate of the top side of the clip rectangle.
right	(Mandatory)	The x coordinate of the right side of the clip rectangle.
bottom	(Mandatory)	The y coordinate of the bottom side of the clip rectangle.

None