include/wx/mgl/dcmemory.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dcmemory.h
   3 // Purpose:
   4 // Author:      Vaclav Slavik
   5 // RCS-ID:      $Id$
   6 // Copyright:   (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifndef __WX_DCMEMORY_H__
  11 #define __WX_DCMEMORY_H__
  12
  13 #include "wx/defs.h"
  14 #include "wx/dcclient.h"
  15
  16 //-----------------------------------------------------------------------------
  17 // classes
  18 //-----------------------------------------------------------------------------
  19
  20 class WXDLLIMPEXP_FWD_CORE wxMemoryDC;
  21
  22 //-----------------------------------------------------------------------------
  23 // wxMemoryDC
  24 //-----------------------------------------------------------------------------
  25
  26 class WXDLLEXPORT wxMemoryDC : public wxDC, public wxMemoryDCBase
  27 {
  28 public:
  29     wxMemoryDC() { Init(); }
  30     wxMemoryDC(wxBitmap& bitmap) { Init(); SelectObject(bitmap); }
  31     wxMemoryDC(wxDC *dc); // Create compatible DC
  32     virtual ~wxMemoryDC();
  33
  34     // these get reimplemented for mono-bitmaps to behave
  35     // more like their Win32 couterparts. They now interpret
  36     // wxWHITE, wxWHITE_BRUSH and wxWHITE_PEN as drawing 0
  37     // and everything else as drawing 1.
  38     virtual void SetPen(const wxPen &pen);
  39     virtual void SetBrush(const wxBrush &brush);
  40     virtual void SetTextForeground(const wxColour &col);
  41     virtual void SetTextBackground(const wxColour &col);
  42
  43     // implementation
  44     wxBitmap  m_selected;
  45
  46     wxBitmap GetSelectedObject() const { return m_selected; }
  47
  48 protected:
  49     virtual void DoSelect(const wxBitmap& bitmap);
  50
  51 private:
  52     void Init();
  53
  54     DECLARE_DYNAMIC_CLASS(wxMemoryDC)
  55 };
  56
  57 #endif
  58     // __WX_DCMEMORY_H__
  59