include/wx/palmos/dcmemory.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/palmos/dcmemory.h
   3 // Purpose:     wxMemoryDC class
   4 // Author:      William Osborne - minimal working wxPalmOS port
   5 // Modified by:
   6 // Created:     10/13/04
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) William Osborne
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_DCMEMORY_H_
  13 #define _WX_DCMEMORY_H_
  14
  15 #include "wx/dcmemory.h"
  16 #include "wx/palmos/dc.h"
  17
  18 class WXDLLEXPORT wxMemoryDCImpl: public wxPalmDCImpl
  19 {
  20 public:
  21     wxMemoryDCImpl( wxMemoryDC *owner );
  22     wxMemoryDCImpl( wxMemoryDC *owner, wxBitmap& bitmap );
  23     wxMemoryDCImpl( wxMemoryDC *owner, wxDC *dc ); // Create compatible DC
  24
  25     // override some base class virtuals
  26     virtual void DoGetSize(int* width, int* height) const;
  27     virtual void DoSelect(const wxBitmap& bitmap);
  28
  29     virtual wxBitmap DoGetAsBitmap(const wxRect* subrect) const;
  30
  31 protected:
  32     // create DC compatible with the given one or screen if dc == NULL
  33     bool CreateCompatible(wxDC *dc);
  34
  35     // initialize the newly created DC
  36     void Init();
  37
  38     DECLARE_CLASS(wxMemoryDCImpl)
  39     DECLARE_NO_COPY_CLASS(wxMemoryDCImpl)
  40 };
  41
  42 #endif
  43     // _WX_DCMEMORY_H_