+class WXDLLIMPEXP_CORE wxMemoryDCImpl : public wxWindowDCImpl
+{
+public:
+ wxMemoryDCImpl( wxMemoryDC *owner );
+ wxMemoryDCImpl( wxMemoryDC *owner, wxBitmap& bitmap );
+ wxMemoryDCImpl( wxMemoryDC *owner, wxDC *dc );
+
+ virtual ~wxMemoryDCImpl();
+
+ // these get reimplemented for mono-bitmaps to behave
+ // more like their Win32 couterparts. They now interpret
+ // wxWHITE, wxWHITE_BRUSH and wxWHITE_PEN as drawing 0
+ // and everything else as drawing 1.
+ virtual void SetPen( const wxPen &pen );
+ virtual void SetBrush( const wxBrush &brush );
+ virtual void SetBackground( const wxBrush &brush );
+ virtual void SetTextForeground( const wxColour &col );
+ virtual void SetTextBackground( const wxColour &col );
+
+ // overridden from wxDCImpl
+ virtual void DoGetSize( int *width, int *height ) const;
+ virtual wxBitmap DoGetAsBitmap(const wxRect *subrect) const;
+ virtual void* GetHandle() const;
+
+ // overridden for wxMemoryDC Impl
+ virtual void DoSelect(const wxBitmap& bitmap);