mgWriter.h

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#ifndef SI_GRAPH_MGWRITER_H
#define SI_GRAPH_MGWRITER_H
 
 
#include <graph/graph/gwriter.h>
#include <graph/graph/graph.h>
#include <cartobase/stream/fileutil.h>
 
 
namespace sigraph
{
 
  class MGWriter : public GraphWriter
  {
  public:
    MGWriter( const std::string & filename, const carto::SyntaxSet & synt );
    virtual ~MGWriter();
    virtual void parseModel( const GraphObject & ao, 
                             const std::string & mfile = "model_file", 
                             const std::string & mstr = "model" );
    virtual void write( const Graph & ao );
    virtual std::string name() const;
    virtual std::string dataDirectory( const Graph & ao ) const;
 
  protected:
    virtual void write( const GraphObject & ao );
    virtual void write( const Vertex & ao );
    virtual void write( const Edge & ao );
 
    mutable std::string _filenameBase;
 
  private:
    std::string _mgFilename;
  };
 
 
  //    inline
 
 
  inline void MGWriter::write( const Vertex & ao )
  {
    GraphWriter::write( ao );
    write( (GraphObject &) ao );
  }
 
 
  inline void MGWriter::write( const Edge & ao )
  {
    GraphWriter::write( ao );
    write( (GraphObject &) ao );
  }
 
 
  inline std::string MGWriter::dataDirectory( const Graph & ao ) const
  {
    if( !ao.getProperty( "filename_base", _filenameBase ) )
      _filenameBase = "";
    if( _filenameBase == "*" )
    {
      _filenameBase = carto::FileUtil::basename( name() );
      if( _filenameBase.substr( _filenameBase.length() - 4, 4 ) == ".arg" )
        _filenameBase = _filenameBase.substr( 0, _filenameBase.length() - 4 );
      _filenameBase += ".data";
    }
    return _filenameBase;
  }
 
 
  inline void MGWriter::write( const Graph & ao )
  {
    dataDirectory( ao );
    if( !is_open() )
      open( name() );
 
    GraphWriter::write( ao );
    write( (GraphObject &) ao );
  }
 
 
  inline std::string MGWriter::name() const
  {
    return( _mgFilename );
  }
 
}
 
#endif