BOOL PtVisible( int x, int y ) const;
BOOL PtVisible( POINT point ) const;
x
Specifies the logical x-coordinate of the point.#ICDC;specifying whether point is in clipping region, CDC::PtVisible
y
Specifies the logical y-coordinate of the point.
point
Specifies the point to check in logical coordinates. You can pass either a POINT structure or a CPoint object for this parameter.
Specifies whether the given point is within the clipping region of the device context.
TRUE if the specified point is within the clipping region; otherwise FALSE.
CPoint, ::PtVisible