include/wx/dfb/bitmap.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/dfb/bitmap.h
   3 // Purpose:     wxBitmap class
   4 // Author:      Vaclav Slavik
   5 // Created:     2006-08-04
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2006 REA Elektronik GmbH
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_DFB_BITMAP_H_
  12 #define _WX_DFB_BITMAP_H_
  13
  14 #include "wx/dfb/dfbptr.h"
  15
  16 class WXDLLIMPEXP_FWD_CORE wxPixelDataBase;
  17
  18 wxDFB_DECLARE_INTERFACE(IDirectFBSurface);
  19
  20 //-----------------------------------------------------------------------------
  21 // wxBitmap
  22 //-----------------------------------------------------------------------------
  23
  24 class WXDLLIMPEXP_CORE wxBitmapHandler: public wxBitmapHandlerBase
  25 {
  26     DECLARE_ABSTRACT_CLASS(wxBitmapHandler)
  27 };
  28
  29 class WXDLLIMPEXP_CORE wxBitmap: public wxBitmapBase
  30 {
  31 public:
  32     wxBitmap() {}
  33     wxBitmap(const wxIDirectFBSurfacePtr& surface) { Create(surface); }
  34     wxBitmap(int width, int height, int depth = -1);
  35     wxBitmap(const char bits[], int width, int height, int depth = 1);
  36     wxBitmap(const wxString &filename, wxBitmapType type = wxBITMAP_TYPE_RESOURCE);
  37     wxBitmap(const char* const* bits);
  38 #if wxUSE_IMAGE
  39     wxBitmap(const wxImage& image, int depth = -1);
  40 #endif
  41
  42     bool Ok() const { return IsOk(); }
  43     bool IsOk() const;
  44
  45     bool Create(const wxIDirectFBSurfacePtr& surface);
  46     bool Create(int width, int height, int depth = -1);
  47
  48     virtual int GetHeight() const;
  49     virtual int GetWidth() const;
  50     virtual int GetDepth() const;
  51
  52 #if wxUSE_IMAGE
  53     virtual wxImage ConvertToImage() const;
  54 #endif
  55
  56     virtual wxMask *GetMask() const;
  57     virtual void SetMask(wxMask *mask);
  58
  59     virtual wxBitmap GetSubBitmap(const wxRect& rect) const;
  60
  61     virtual bool SaveFile(const wxString &name, wxBitmapType type, const wxPalette *palette = (wxPalette *) NULL) const;
  62     virtual bool LoadFile(const wxString &name, wxBitmapType type = wxBITMAP_TYPE_RESOURCE);
  63
  64 #if wxUSE_PALETTE
  65     virtual wxPalette *GetPalette() const;
  66     virtual void SetPalette(const wxPalette& palette);
  67 #endif
  68
  69     // copies the contents and mask of the given (colour) icon to the bitmap
  70     virtual bool CopyFromIcon(const wxIcon& icon);
  71
  72     static void InitStandardHandlers();
  73
  74     // raw bitmap access support functions
  75     void *GetRawData(wxPixelDataBase& data, int bpp);
  76     void UngetRawData(wxPixelDataBase& data);
  77
  78     bool HasAlpha() const;
  79
  80     // implementation:
  81     virtual void SetHeight(int height);
  82     virtual void SetWidth(int width);
  83     virtual void SetDepth(int depth);
  84
  85     // get underlying native representation:
  86     wxIDirectFBSurfacePtr GetDirectFBSurface() const;
  87
  88 protected:
  89     // ref counting code
  90     virtual wxObjectRefData *CreateRefData() const;
  91     virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const;
  92
  93     bool CreateWithFormat(int width, int height, int dfbFormat);
  94
  95     DECLARE_DYNAMIC_CLASS(wxBitmap)
  96 };
  97
  98 #endif // _WX_DFB_BITMAP_H_