Shrink the rectangle.
CL_Rectx<float >&amRectx< at >:t;::shrinkinkink( const float & left, const float & top, const float & right, const float & bottom); CL_Rectx<float >&amRectx< at >:t;::shrinkinkink( const float & left_right, const float & top_bottom); CL_Rectx<float >&amRectx< at >:t;::shrinkinkink( const float & shrink);