include/wx/imagtiff.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/imagtiff.h
   3 // Purpose:     wxImage TIFF handler
   4 // Author:      Robert Roebling
   5 // Copyright:   (c) Robert Roebling
   6 // Licence:     wxWindows licence
   7 /////////////////////////////////////////////////////////////////////////////
   8
   9 #ifndef _WX_IMAGTIFF_H_
  10 #define _WX_IMAGTIFF_H_
  11
  12 #include "wx/defs.h"
  13
  14 //-----------------------------------------------------------------------------
  15 // wxTIFFHandler
  16 //-----------------------------------------------------------------------------
  17
  18 #if wxUSE_LIBTIFF
  19
  20 #include "wx/image.h"
  21 #include "wx/versioninfo.h"
  22
  23 // defines for wxImage::SetOption
  24 #define wxIMAGE_OPTION_TIFF_BITSPERSAMPLE               wxString(wxT("BitsPerSample"))
  25 #define wxIMAGE_OPTION_TIFF_SAMPLESPERPIXEL             wxString(wxT("SamplesPerPixel"))
  26 #define wxIMAGE_OPTION_TIFF_COMPRESSION                 wxString(wxT("Compression"))
  27 #define wxIMAGE_OPTION_TIFF_PHOTOMETRIC                 wxString(wxT("Photometric"))
  28 #define wxIMAGE_OPTION_TIFF_IMAGEDESCRIPTOR             wxString(wxT("ImageDescriptor"))
  29
  30 // for backwards compatibility
  31 #define wxIMAGE_OPTION_BITSPERSAMPLE               wxIMAGE_OPTION_TIFF_BITSPERSAMPLE
  32 #define wxIMAGE_OPTION_SAMPLESPERPIXEL             wxIMAGE_OPTION_TIFF_SAMPLESPERPIXEL
  33 #define wxIMAGE_OPTION_COMPRESSION                 wxIMAGE_OPTION_TIFF_COMPRESSION
  34 #define wxIMAGE_OPTION_IMAGEDESCRIPTOR             wxIMAGE_OPTION_TIFF_IMAGEDESCRIPTOR
  35
  36 class WXDLLIMPEXP_CORE wxTIFFHandler: public wxImageHandler
  37 {
  38 public:
  39     wxTIFFHandler();
  40
  41     static wxVersionInfo GetLibraryVersionInfo();
  42
  43 #if wxUSE_STREAMS
  44     virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=true, int index=-1 );
  45     virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=true );
  46
  47 protected:
  48     virtual int DoGetImageCount( wxInputStream& stream );
  49     virtual bool DoCanRead( wxInputStream& stream );
  50 #endif
  51
  52 private:
  53     DECLARE_DYNAMIC_CLASS(wxTIFFHandler)
  54 };
  55
  56 #endif // wxUSE_LIBTIFF
  57
  58 #endif // _WX_IMAGTIFF_H_
  59