OpenMesh
OpenMesh/Core/IO/writer/BaseWriter.hh
00001 /*===========================================================================*\
00002  *                                                                           *
00003  *                               OpenMesh                                    *
00004  *      Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen      *
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:                                                    *
00015  *                                                                           *
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        *
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00020  *  GNU Lesser General Public License. This exception does not however       *
00021  *  invalidate any other reasons why the executable file might be            *
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00023  *                                                                           *
00024  *  OpenMesh is distributed in the hope that it will be useful,              *
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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 the baseclass for IOManager writer modules
00046 //
00047 //=============================================================================
00048 
00049 
00050 #ifndef __BASEWRITER_HH__
00051 #define __BASEWRITER_HH__
00052 
00053 
00054 //=== INCLUDES ================================================================
00055 
00056 
00057 // STD C++
00058 #include <iostream>
00059 #include <string>
00060 
00061 // OpenMesh
00062 #include <OpenMesh/Core/System/config.h>
00063 #include <OpenMesh/Core/IO/Options.hh>
00064 #include <OpenMesh/Core/IO/exporter/BaseExporter.hh>
00065 
00066 
00067 //== NAMESPACES ===============================================================
00068 
00069 
00070 namespace OpenMesh {
00071 namespace IO {
00072 
00073 
00074 //=== IMPLEMENTATION ==========================================================
00075 
00076 
00081 class BaseWriter
00082 {
00083 public:
00084 
00085   typedef unsigned int Option;
00086 
00088   virtual ~BaseWriter() {};
00089 
00091   virtual std::string get_description() const = 0;
00092 
00094   virtual std::string get_extensions() const = 0;
00095 
00097   virtual bool can_u_write(const std::string& _filename) const;
00098 
00100   virtual bool write(const std::string& _filename,
00101                      BaseExporter& _be,
00102              Options _opt) const = 0;
00103 
00105   virtual bool write(std::ostream& _os,
00106                      BaseExporter& _be,
00107              Options _opt) const = 0;
00108 
00110   virtual size_t binary_size(BaseExporter&, Options) const { return 0; }
00111 
00112 
00113 
00114 protected:
00115 
00116   bool check(BaseExporter& _be, Options _opt) const
00117   {
00118     return (_opt.check(Options::VertexNormal ) <= _be.has_vertex_normals())
00119        &&  (_opt.check(Options::VertexTexCoord)<= _be.has_vertex_texcoords())
00120        &&  (_opt.check(Options::VertexColor)   <= _be.has_vertex_colors())
00121        &&  (_opt.check(Options::FaceNormal)    <= _be.has_face_normals())
00122        &&  (_opt.check(Options::FaceColor)     <= _be.has_face_colors());
00123   }
00124 };
00125 
00126 
00127 //=============================================================================
00128 } // namespace IO
00129 } // namespace OpenMesh
00130 //=============================================================================
00131 #endif
00132 //=============================================================================