SegmentString.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2011      Sandro Santilli <strk@keybit.net>
 * 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: noding/SegmentString.java r430 (JTS-1.12+)
 *
 **********************************************************************/
 
#ifndef GEOS_NODING_SEGMENTSTRING_H
#define GEOS_NODING_SEGMENTSTRING_H
 
#include <geos/export.h>
#include <geos/noding/SegmentNodeList.h>
 
#include <vector>
 
// Forward declarations
namespace geos {
        namespace algorithm {
                class LineIntersector;
        }
}
 
namespace geos {
namespace noding { // geos.noding

class GEOS_DLL SegmentString {
public:
        typedef std::vector<const SegmentString*> ConstVect;
        typedef std::vector<SegmentString *> NonConstVect;
 
        friend std::ostream& operator<< (std::ostream& os,
                        const SegmentString& ss);

        //
        SegmentString(const void* newContext)
                :
                context(newContext)
        {}
 
        virtual ~SegmentString() {}

        const void* getData() const { return context; }

        void setData(const void* data) { context=data; }
 
 
        virtual unsigned int size() const=0;
 
        virtual const geom::Coordinate& getCoordinate(unsigned int i) const=0;

        //
        virtual geom::CoordinateSequence* getCoordinates() const=0;
 
        virtual bool isClosed() const=0;
 
        virtual std::ostream& print(std::ostream& os) const;
 
private:
 
        const void* context;
 
    // Declare type as noncopyable
    SegmentString(const SegmentString& other);
    SegmentString& operator=(const SegmentString& rhs);
};
 
std::ostream& operator<< (std::ostream& os, const SegmentString& ss);
 
} // namespace geos.noding
} // namespace geos
 
#endif