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SimpleEdgeSetIntersector.h

00001 /**********************************************************************
00002  * $Id: SimpleEdgeSetIntersector.h 2556 2009-06-06 22:22:28Z strk $
00003  *
00004  * GEOS - Geometry Engine Open Source
00005  * http://geos.refractions.net
00006  *
00007  * Copyright (C) 2005-2006 Refractions Research Inc.
00008  * Copyright (C) 2001-2002 Vivid Solutions Inc.
00009  *
00010  * This is free software; you can redistribute and/or modify it under
00011  * the terms of the GNU Lesser General Public Licence as published
00012  * by the Free Software Foundation. 
00013  * See the COPYING file for more information.
00014  *
00015  **********************************************************************/
00016 
00017 #ifndef GEOS_GEOMGRAPH_INDEX_SIMPLEEDGESETINTERSECTOR_H
00018 #define GEOS_GEOMGRAPH_INDEX_SIMPLEEDGESETINTERSECTOR_H
00019 
00020 #include <geos/export.h>
00021 #include <vector>
00022 
00023 #include <geos/geomgraph/index/EdgeSetIntersector.h> // for inheritance
00024 
00025 // Forward declarations
00026 namespace geos {
00027         namespace geomgraph {
00028                 class Edge;
00029                 namespace index {
00030                         class SegmentIntersector;
00031                 }
00032         }
00033 }
00034 
00035 namespace geos {
00036 namespace geomgraph { // geos::geomgraph
00037 namespace index { // geos::geomgraph::index
00038 
00039 class GEOS_DLL SimpleEdgeSetIntersector: public EdgeSetIntersector {
00040 
00041 public:
00042 
00043         SimpleEdgeSetIntersector();
00044 
00045         void computeIntersections(std::vector<Edge*> *edges,
00046                         SegmentIntersector *si, bool testAllSegments);
00047 
00048         void computeIntersections(std::vector<Edge*> *edges0,
00049                         std::vector<Edge*> *edges1, SegmentIntersector *si);
00050 
00051 private:
00052 
00053         int nOverlaps;
00054 
00055         void computeIntersects(Edge *e0, Edge *e1, SegmentIntersector *si);
00056 };
00057 
00058 } // namespace geos.geomgraph.index
00059 } // namespace geos.geomgraph
00060 } // namespace geos
00061 
00062 #endif // GEOS_GEOMGRAPH_INDEX_SIMPLEEDGESETINTERSECTOR_H
00063 
00064 /**********************************************************************
00065  * $Log$
00066  * Revision 1.1  2006/03/14 12:55:55  strk
00067  * Headers split: geomgraphindex.h, nodingSnapround.h
00068  *
00069  **********************************************************************/
00070 

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