TIEBitmap.CopyToTDibBitmap
Declaration
procedure CopyToTDibBitmap(Dest: TIEDibBitmap; source_x, source_y, sourceWidth, sourceHeight: integer);
Description
Copies specified source rectangle inside
Dest (at top-left side).
The destination
PixelFormat and
PixelFormat must both be 1 bit or both 24 bit.