SegmentString.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2011      Sandro Santilli <strk@kbt.io>
 * 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+)
 *
 **********************************************************************/
 
#pragma once
 
#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 std::size_t size() const = 0;
 
    virtual const geom::Coordinate& getCoordinate(std::size_t 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) = delete;
    SegmentString& operator=(const SegmentString& rhs) = delete;
};
 
std::ostream& operator<< (std::ostream& os, const SegmentString& ss);
 
} // namespace geos.noding
} // namespace geos