include/wx/os2/dcmemory.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dcmemory.h
   3 // Purpose:     wxMemoryDC class
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     09/09/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_DCMEMORY_H_
  13 #define _WX_DCMEMORY_H_
  14
  15 #include "wx/dcclient.h"
  16
  17 class WXDLLEXPORT wxMemoryDC: public wxDC
  18 {
  19 public:
  20     wxMemoryDC(void);
  21     wxMemoryDC(wxDC* pDC); // Create compatible DC
  22
  23     virtual void SelectObject(const wxBitmap& rBitmap);
  24 protected:
  25     // override some base class virtuals
  26     virtual void DoDrawRectangle( wxCoord vX
  27                                  ,wxCoord vY
  28                                  ,wxCoord vWidth
  29                                  ,wxCoord vHeight
  30                                 );
  31     virtual void DoGetSize( int* pWidth
  32                            ,int* pHeight
  33                           ) const;
  34     // create DC compatible with the given one or screen if dc == NULL
  35     bool CreateCompatible(wxDC* pDC);
  36
  37     // initialize the newly created DC
  38     void Init(void);
  39 private:
  40     DECLARE_DYNAMIC_CLASS(wxMemoryDC)
  41 }; // end of CLASS wxMemoryDC
  42
  43 #endif
  44     // _WX_DCMEMORY_H_