GEOS
3.6.2
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00001 /********************************************************************** 00002 * 00003 * GEOS - Geometry Engine Open Source 00004 * http://geos.osgeo.org 00005 * 00006 * Copyright (C) 2005-2006 Refractions Research Inc. 00007 * Copyright (C) 2001-2002 Vivid Solutions Inc. 00008 * 00009 * This is free software; you can redistribute and/or modify it under 00010 * the terms of the GNU Lesser General Public Licence as published 00011 * by the Free Software Foundation. 00012 * See the COPYING file for more information. 00013 * 00014 **********************************************************************/ 00015 00016 #ifndef GEOS_GEOMGRAPH_INDEX_SIMPLEEDGESETINTERSECTOR_H 00017 #define GEOS_GEOMGRAPH_INDEX_SIMPLEEDGESETINTERSECTOR_H 00018 00019 #include <geos/export.h> 00020 #include <vector> 00021 00022 #include <geos/geomgraph/index/EdgeSetIntersector.h> // for inheritance 00023 00024 // Forward declarations 00025 namespace geos { 00026 namespace geomgraph { 00027 class Edge; 00028 namespace index { 00029 class SegmentIntersector; 00030 } 00031 } 00032 } 00033 00034 namespace geos { 00035 namespace geomgraph { // geos::geomgraph 00036 namespace index { // geos::geomgraph::index 00037 00038 class GEOS_DLL SimpleEdgeSetIntersector: public EdgeSetIntersector { 00039 00040 public: 00041 00042 SimpleEdgeSetIntersector(); 00043 00044 void computeIntersections(std::vector<Edge*> *edges, 00045 SegmentIntersector *si, bool testAllSegments); 00046 00047 void computeIntersections(std::vector<Edge*> *edges0, 00048 std::vector<Edge*> *edges1, SegmentIntersector *si); 00049 00050 private: 00051 00052 int nOverlaps; 00053 00054 void computeIntersects(Edge *e0, Edge *e1, SegmentIntersector *si); 00055 }; 00056 00057 } // namespace geos.geomgraph.index 00058 } // namespace geos.geomgraph 00059 } // namespace geos 00060 00061 #endif // GEOS_GEOMGRAPH_INDEX_SIMPLEEDGESETINTERSECTOR_H 00062