GEOS
3.3.5
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00001 /********************************************************************** 00002 * $Id: EdgeEndBuilder.h 2557 2009-06-08 09:30:55Z strk $ 00003 * 00004 * GEOS - Geometry Engine Open Source 00005 * http://geos.refractions.net 00006 * 00007 * Copyright (C) 2006 Refractions Research 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 * Last port: operation/relate/EdgeEndBuilder.java rev. 1.12 (JTS-1.10) 00017 * 00018 **********************************************************************/ 00019 00020 #ifndef GEOS_OP_RELATE_EDGEENDBUILDER_H 00021 #define GEOS_OP_RELATE_EDGEENDBUILDER_H 00022 00023 #include <geos/export.h> 00024 00025 #include <vector> 00026 00027 // Forward declarations 00028 namespace geos { 00029 namespace geom { 00030 class IntersectionMatrix; 00031 class Coordinate; 00032 } 00033 namespace geomgraph { 00034 class Edge; 00035 class EdgeIntersection; 00036 class EdgeEnd; 00037 } 00038 } 00039 00040 00041 namespace geos { 00042 namespace operation { // geos::operation 00043 namespace relate { // geos::operation::relate 00044 00049 class GEOS_DLL EdgeEndBuilder { 00050 public: 00051 EdgeEndBuilder() {} 00052 00053 std::vector<geomgraph::EdgeEnd*> *computeEdgeEnds(std::vector<geomgraph::Edge*> *edges); 00054 void computeEdgeEnds(geomgraph::Edge *edge,std::vector<geomgraph::EdgeEnd*> *l); 00055 00056 protected: 00057 00058 void createEdgeEndForPrev(geomgraph::Edge *edge, 00059 std::vector<geomgraph::EdgeEnd*> *l, 00060 geomgraph::EdgeIntersection *eiCurr, 00061 geomgraph::EdgeIntersection *eiPrev); 00062 00063 void createEdgeEndForNext(geomgraph::Edge *edge, 00064 std::vector<geomgraph::EdgeEnd*> *l, 00065 geomgraph::EdgeIntersection *eiCurr, 00066 geomgraph::EdgeIntersection *eiNext); 00067 }; 00068 00069 } // namespace geos:operation:relate 00070 } // namespace geos:operation 00071 } // namespace geos 00072 00073 #endif // GEOS_OP_RELATE_EDGEENDBUILDER_H 00074 00075 /********************************************************************** 00076 * $Log$ 00077 * Revision 1.1 2006/03/21 13:11:29 strk 00078 * opRelate.h header split 00079 * 00080 **********************************************************************/ 00081