stage/include/ost/io/img/map_io_png_handler.hh
Go to the documentation of this file.00001 //------------------------------------------------------------------------------ 00002 // This file is part of the OpenStructure project <www.openstructure.org> 00003 // 00004 // Copyright (C) 2008-2011 by the OpenStructure authors 00005 // Copyright (C) 2003-2010 by the IPLT authors 00006 // 00007 // This library is free software; you can redistribute it and/or modify it under 00008 // the terms of the GNU Lesser General Public License as published by the Free 00009 // Software Foundation; either version 3.0 of the License, or (at your option) 00010 // any later version. 00011 // This library is distributed in the hope that it will be useful, but WITHOUT 00012 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 00013 // FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more 00014 // details. 00015 // 00016 // You should have received a copy of the GNU Lesser General Public License 00017 // along with this library; if not, write to the Free Software Foundation, Inc., 00018 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00019 //------------------------------------------------------------------------------ 00020 #ifndef OST_IO_MAP_IO_PNG_HANDLER_HH 00021 #define OST_IO_MAP_IO_PNG_HANDLER_HH 00022 00023 #include "map_io_handler.hh" 00024 00025 namespace ost { namespace io { 00026 00027 class DLLEXPORT_OST_IO PNG: public ImageFormatBase 00028 { 00029 public: 00030 00031 PNG(bool normalize_on_save = true); 00032 00033 bool GetNormalizeOnSave() const; 00034 void SetNormalizeOnSave(bool normalize_on_save); 00035 Real GetMaximum() const; 00036 Real GetMinimum() const; 00037 00038 static String FORMAT_STRING; 00039 00040 private: 00041 00042 bool normalize_on_save_; 00043 }; 00044 00045 class MapIOPngHandler: public MapIOHandler { 00046 public: 00047 00048 public: 00052 virtual void Import(img::MapHandle& sh, const boost::filesystem::path& loc,const ImageFormatBase& formatstruct ); 00053 virtual void Import(img::MapHandle& sh, std::istream& loc, const ImageFormatBase& formatstruct); 00054 virtual void Export(const img::MapHandle& sh, const boost::filesystem::path& loc, const ImageFormatBase& formatstruct) const; 00055 virtual void Export(const img::MapHandle& sh, std::ostream& loc,const ImageFormatBase& formatstruct) const; 00056 static bool MatchContent(unsigned char* header); 00057 static bool MatchType(const ImageFormatBase& type); 00058 static bool MatchSuffix(const String& loc); 00059 static bool ProvidesImport() { return true; } 00060 static bool ProvidesExport() { return true; } 00061 static String GetFormatName() { return String("Png");} 00062 static String GetFormatDescription() { return String("Portable Network Graphic image format");} 00063 }; 00064 00065 typedef MapIOHandlerFactory<MapIOPngHandler> MapIOPngHandlerFactory; 00066 00067 }} 00068 00069 #endif
