wxDC::Blit

Bool Blit(float xdest, float ydest, float width, float height, wxDC *source, float xsrc, float ysrc, int logical_func)

Copy from a source DC to this DC, specifying the destination coordinates, size of area to copy, source DC, source coordinates, and logical function (see wxDC::SetLogicalFunction). See wxMemoryDC for typical usage.