OpenMesh
OpenMesh/Core/IO/writer/OMWriter.hh
00001 /*===========================================================================*\
00002  *                                                                           *
00003  *                               OpenMesh                                    *
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00005  *                           www.openmesh.org                                *
00006  *                                                                           *
00007  *---------------------------------------------------------------------------* 
00008  *  This file is part of OpenMesh.                                           *
00009  *                                                                           *
00010  *  OpenMesh is free software: you can redistribute it and/or modify         * 
00011  *  it under the terms of the GNU Lesser General Public License as           *
00012  *  published by the Free Software Foundation, either version 3 of           *
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00014  *  following exceptions:                                                    *
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00016  *  If other files instantiate templates or use macros                       *
00017  *  or inline functions from this file, or you compile this file and         *
00018  *  link it with other files to produce an executable, this file does        *
00019  *  not by itself cause the resulting executable to be covered by the        *
00020  *  GNU Lesser General Public License. This exception does not however       *
00021  *  invalidate any other reasons why the executable file might be            *
00022  *  covered by the GNU Lesser General Public License.                        *
00023  *                                                                           *
00024  *  OpenMesh is distributed in the hope that it will be useful,              *
00025  *  but WITHOUT ANY WARRANTY; without even the implied warranty of           *
00026  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            *
00027  *  GNU Lesser General Public License for more details.                      *
00028  *                                                                           *
00029  *  You should have received a copy of the GNU LesserGeneral Public          *
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00032  *                                                                           *
00033 \*===========================================================================*/ 
00034 
00035 /*===========================================================================*\
00036  *                                                                           *             
00037  *   $Revision: 362 $                                                         *
00038  *   $Date: 2011-01-26 10:21:12 +0100 (Mi, 26 Jan 2011) $                   *
00039  *                                                                           *
00040 \*===========================================================================*/
00041 
00042 
00043 //=============================================================================
00044 //
00045 //  Implements a writer module for OM files
00046 //
00047 //=============================================================================
00048 
00049 
00050 #ifndef __OMWRITER_HH__
00051 #define __OMWRITER_HH__
00052 
00053 
00054 //=== INCLUDES ================================================================
00055 
00056 
00057 // STD C++
00058 #include <iostream>
00059 #include <string>
00060 
00061 // OpenMesh
00062 #include <OpenMesh/Core/IO/BinaryHelper.hh>
00063 #include <OpenMesh/Core/System/config.h>
00064 #include <OpenMesh/Core/Utils/SingletonT.hh>
00065 #include <OpenMesh/Core/IO/OMFormat.hh>
00066 #include <OpenMesh/Core/IO/IOManager.hh>
00067 #include <OpenMesh/Core/IO/writer/BaseWriter.hh>
00068 
00069 
00070 //== NAMESPACES ===============================================================
00071 
00072 
00073 namespace OpenMesh {
00074 namespace IO {
00075 
00076 //=== FORWARDS ================================================================
00077 
00078 
00079 class BaseExporter;
00080 
00081 
00082 //=== IMPLEMENTATION ==========================================================
00083 
00084 
00089 class _OMWriter_ : public BaseWriter
00090 {
00091 public:
00092 
00094   _OMWriter_();
00095 
00097   virtual ~_OMWriter_() {};
00098 
00099   std::string get_description() const
00100   { return "OpenMesh Format"; }
00101   
00102   std::string get_extensions() const
00103   { return "om"; }
00104 
00105   bool write(std::ostream&, BaseExporter&, Options) const;
00106   
00107 
00108 
00109   size_t binary_size(BaseExporter& _be, Options _opt) const;
00110 
00111 
00112 protected:
00113 
00114   static const OMFormat::uchar magic_[3];
00115   static const OMFormat::uint8 version_;
00116 
00117   bool write(const std::string&, BaseExporter&, Options) const;
00118 
00119   bool write_binary(std::ostream&, BaseExporter&, Options) const;
00120  
00121 
00122   size_t store_binary_custom_chunk( std::ostream&, const BaseProperty&,
00123                                     OMFormat::Chunk::Entity, bool) const;
00124 };
00125 
00126 
00127 //== TYPE DEFINITION ==========================================================
00128 
00129 
00131 extern _OMWriter_  __OMWriterInstance;
00132 _OMWriter_& OMWriter();
00133 
00134 
00135 //=============================================================================
00136 } // namespace IO
00137 } // namespace OpenMesh
00138 //=============================================================================
00139 #endif
00140 //=============================================================================
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