/////////////////////////////////////////////////////////////////////////////
-// Name: imagpng.h
+// Name: wx/imagpng.h
// Purpose: wxImage PNG handler
// Author: Robert Roebling
-// RCS-ID: $Id$
// Copyright: (c) Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_IMAGPNG_H_
#define _WX_IMAGPNG_H_
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma interface "imagpng.h"
-#endif
-
-#include "wx/image.h"
+#include "wx/defs.h"
//-----------------------------------------------------------------------------
// wxPNGHandler
//-----------------------------------------------------------------------------
#if wxUSE_LIBPNG
-class WXDLLEXPORT wxPNGHandler: public wxImageHandler
+
+#include "wx/image.h"
+#include "wx/versioninfo.h"
+
+#define wxIMAGE_OPTION_PNG_FORMAT wxT("PngFormat")
+#define wxIMAGE_OPTION_PNG_BITDEPTH wxT("PngBitDepth")
+#define wxIMAGE_OPTION_PNG_FILTER wxT("PngF")
+#define wxIMAGE_OPTION_PNG_COMPRESSION_LEVEL wxT("PngZL")
+#define wxIMAGE_OPTION_PNG_COMPRESSION_MEM_LEVEL wxT("PngZM")
+#define wxIMAGE_OPTION_PNG_COMPRESSION_STRATEGY wxT("PngZS")
+#define wxIMAGE_OPTION_PNG_COMPRESSION_BUFFER_SIZE wxT("PngZB")
+
+enum
+{
+ wxPNG_TYPE_COLOUR = 0,
+ wxPNG_TYPE_GREY = 2,
+ wxPNG_TYPE_GREY_RED = 3,
+ wxPNG_TYPE_PALETTE = 4
+};
+
+class WXDLLIMPEXP_CORE wxPNGHandler: public wxImageHandler
{
public:
inline wxPNGHandler()
m_mime = wxT("image/png");
}
+ static wxVersionInfo GetLibraryVersionInfo();
+
#if wxUSE_STREAMS
virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=true, int index=-1 );
virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=true );
+protected:
virtual bool DoCanRead( wxInputStream& stream );
#endif
private:
DECLARE_DYNAMIC_CLASS(wxPNGHandler)
};
-#endif
+#endif
+ // wxUSE_LIBPNG
#endif
// _WX_IMAGPNG_H_