include/wx/mgl/bitmap.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        bitmap.h
   3 // Author:      Vaclav Slavik
   4 // RCS-ID:      $Id$
   5 // Copyright:   (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
   6 // Licence:     wxWindows licence
   7 /////////////////////////////////////////////////////////////////////////////
   8
   9 #ifndef __WX_BITMAP_H__
  10 #define __WX_BITMAP_H__
  11
  12 //-----------------------------------------------------------------------------
  13 // classes
  14 //-----------------------------------------------------------------------------
  15
  16 class WXDLLIMPEXP_FWD_CORE wxDC;
  17 class WXDLLIMPEXP_FWD_CORE wxMemoryDC;
  18
  19 class MGLDevCtx;
  20 struct bitmap_t;
  21
  22 //-----------------------------------------------------------------------------
  23 // wxBitmap
  24 //-----------------------------------------------------------------------------
  25
  26 class WXDLLIMPEXP_CORE wxBitmap: public wxBitmapBase
  27 {
  28 public:
  29     wxBitmap() {}
  30     wxBitmap(int width, int height, int depth = -1);
  31     wxBitmap(const char bits[], int width, int height, int depth = 1);
  32     wxBitmap(const char* const* bits);
  33     wxBitmap(const wxString &filename, wxBitmapType type = wxBITMAP_TYPE_RESOURCE);
  34     wxBitmap(const wxImage& image, int depth = -1);
  35     virtual ~wxBitmap() {}
  36
  37     bool Create(int width, int height, int depth = -1);
  38
  39     virtual int GetHeight() const;
  40     virtual int GetWidth() const;
  41     virtual int GetDepth() const;
  42
  43     virtual wxImage ConvertToImage() const;
  44
  45     virtual wxMask *GetMask() const;
  46     virtual void SetMask(wxMask *mask);
  47
  48     virtual wxBitmap GetSubBitmap(const wxRect& rect) const;
  49
  50     virtual bool SaveFile(const wxString &name, wxBitmapType type, const wxPalette *palette = (wxPalette *) NULL) const;
  51     virtual bool LoadFile(const wxString &name, wxBitmapType type = wxBITMAP_TYPE_RESOURCE);
  52
  53     virtual wxPalette *GetPalette() const;
  54     virtual void SetPalette(const wxPalette& palette);
  55
  56     // copies the contents and mask of the given (colour) icon to the bitmap
  57     virtual bool CopyFromIcon(const wxIcon& icon);
  58
  59     static void InitStandardHandlers();
  60
  61     // implementation:
  62     virtual void SetHeight(int height);
  63     virtual void SetWidth(int width);
  64     virtual void SetDepth(int depth);
  65
  66     virtual wxColour QuantizeColour(const wxColour& colour) const;
  67
  68     // get underlying native representation:
  69     bitmap_t *GetMGLbitmap_t() const;
  70
  71 protected:
  72     virtual wxGDIRefData *CreateGDIRefData() const;
  73     virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
  74
  75     // creates temporary DC for access to bitmap's data:
  76     MGLDevCtx *CreateTmpDC() const;
  77     // sets fg & bg colours for 1bit bitmaps:
  78     void SetMonoPalette(const wxColour& fg, const wxColour& bg);
  79
  80 private:
  81     DECLARE_DYNAMIC_CLASS(wxBitmap)
  82
  83     friend class wxDC;
  84     friend class wxMemoryDC;
  85 };
  86
  87 #endif // __WX_BITMAP_H__