fixing warning and compile error against 10.4

[wxWidgets.git] / include / wx / imagpng.h

diff --git a/include/wx/imagpng.h b/include/wx/imagpng.h
index 67aae57b63697111e9ccdd9003742b1211c8b3d9..e7ba4646d67053b92518407d3d628ce0e510a81d 100644 (file)
--- a/include/wx/imagpng.h
+++ b/include/wx/imagpng.h
@@ -19,9 +19,15 @@
 #if wxUSE_LIBPNG
 
 #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
 {
@@ -41,6 +47,8 @@ public:
         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 );