Position.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2005-2006 Refractions Research Inc.
 * Copyright (C) 2001-2002 Vivid Solutions Inc.
 *
 * This is free software; you can redistribute and/or modify it under
 * the terms of the GNU Lesser General Public Licence as published
 * by the Free Software Foundation. 
 * See the COPYING file for more information.
 *
 **********************************************************************
 *
 * Last port: geomgraph/Position.java rev. 1.4 (JTS-1.10)
 *
 **********************************************************************/
 
 
#ifndef GEOS_GEOMGRAPH_POSITION_H
#define GEOS_GEOMGRAPH_POSITION_H
 
#include <geos/export.h>
#include <map>
#include <vector>
#include <string>
 
#include <geos/inline.h>
 
 
namespace geos {
namespace geomgraph { // geos.geomgraph
 
class GEOS_DLL Position {
public:
        enum {
                /*
                 * An indicator that a Location is <i>on</i>
                 * a GraphComponent
                 */
                ON=0,
 
                /*
                 * An indicator that a Location is to the
                 * <i>left</i> of a GraphComponent
                 */  
                LEFT,
 
                /*
                 * An indicator that a Location is to the
                 * <i>right</i> of a GraphComponent
                 */  
                RIGHT
        };

        static int opposite(int position);
};
 
} // namespace geos.geomgraph
} // namespace geos
 
#endif // ifndef GEOS_GEOMGRAPH_POSITION_H