virtual L_INT LPaint::PaintRgnDC(uROP3=SRCCOPY)
Paints the class object's associated bitmap region to a device context. This function works the same as LPaint::PaintDC, except that only the bitmap region is painted.
The Windows ROP code that determines how the destination rectangle is updated. This parameter takes the same codes as the Windows BitBlt() function. For ordinary painting, use SRCCOPY.
|SUCCESS||The function was successful.|
|< 1||An error occurred. Refer to Return Codes.|
The mapping mode of this object's device context must be MM_TEXT.
For an example, refer to LPaint::FrameRgn.
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