You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
1 month ago
|
/**********************************************************************
|
||
|
|
*
|
||
|
|
* 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.
|
||
|
|
*
|
||
|
|
**********************************************************************/
|
||
|
|
|
||
|
|
#ifndef GEOS_GEOMGRAPH_INDEX_SWEEPLINESEGMENT_H
|
||
|
|
#define GEOS_GEOMGRAPH_INDEX_SWEEPLINESEGMENT_H
|
||
|
|
|
||
|
|
#include <cstddef>
|
||
|
|
#include <geos/export.h>
|
||
|
|
#include <geos/geomgraph/index/SweepLineEventObj.h> // for inheritance
|
||
|
|
|
||
|
|
// Forward declarations
|
||
|
|
namespace geos {
|
||
|
|
namespace geom {
|
||
|
|
class CoordinateSequence;
|
||
|
|
}
|
||
|
|
namespace geomgraph {
|
||
|
|
class Edge;
|
||
|
|
namespace index {
|
||
|
|
class SegmentIntersector;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
namespace geos {
|
||
|
|
namespace geomgraph { // geos::geomgraph
|
||
|
|
namespace index { // geos::geomgraph::index
|
||
|
|
|
||
|
|
class GEOS_DLL SweepLineSegment: public SweepLineEventOBJ {
|
||
|
|
public:
|
||
|
|
SweepLineSegment(Edge* newEdge, size_t newPtIndex);
|
||
|
|
~SweepLineSegment() override = default;
|
||
|
|
double getMinX();
|
||
|
|
double getMaxX();
|
||
|
|
void computeIntersections(SweepLineSegment* ss, SegmentIntersector* si);
|
||
|
|
protected:
|
||
|
|
Edge* edge;
|
||
|
|
const geom::CoordinateSequence* pts;
|
||
|
|
size_t ptIndex;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
} // namespace geos.geomgraph.index
|
||
|
|
} // namespace geos.geomgraph
|
||
|
|
} // namespace geos
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|