+ virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
+ bool useMask = FALSE);
+ virtual bool DoBlit(wxCoord xdest, wxCoord ydest,
+ wxCoord width, wxCoord height,
+ wxDC *source, wxCoord xsrc, wxCoord ysrc,
+ int rop = wxCOPY, bool useMask = FALSE, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
+
+ // init the dc
+ void Init();
+