include/wx/mac/carbon/dcmemory.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dcmemory.h
   3 // Purpose:     wxMemoryDC class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_DCMEMORY_H_
  13 #define _WX_DCMEMORY_H_
  14
  15 #include "wx/mac/carbon/dcclient.h"
  16
  17 class WXDLLEXPORT wxMemoryDCImpl: public wxPaintDCImpl
  18 {
  19 public:
  20     wxMemoryDCImpl( wxMemoryDC *owner );
  21     wxMemoryDCImpl( wxMemoryDC *owner, wxBitmap& bitmap );
  22     wxMemoryDCImpl( wxMemoryDC *owner, wxDC *dc );
  23
  24     virtual ~wxMemoryDCImpl();
  25
  26     virtual void DoGetSize( int *width, int *height ) const;
  27     virtual wxBitmap DoGetAsBitmap(const wxRect *subrect) const
  28        { return subrect == NULL ? GetSelectedBitmap() : GetSelectedBitmap().GetSubBitmap(*subrect); }
  29     virtual void DoSelect(const wxBitmap& bitmap);
  30
  31     virtual const wxBitmap& GetSelectedBitmap() const
  32         { return m_selected; }
  33     virtual wxBitmap& GetSelectedBitmap()
  34         { return m_selected; }
  35
  36 private:
  37     void Init();
  38
  39     wxBitmap  m_selected;
  40
  41     DECLARE_CLASS(wxMemoryDCImpl)
  42     DECLARE_NO_COPY_CLASS(wxMemoryDCImpl)
  43 };
  44
  45 #endif
  46     // _WX_DCMEMORY_H_