GEOS
3.3.8
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00001 /********************************************************************** 00002 * $Id: EdgeString.h 3309 2011-04-27 15:47:14Z strk $ 00003 * 00004 * GEOS - Geometry Engine Open Source 00005 * http://geos.refractions.net 00006 * 00007 * Copyright (C) 2011 Sandro Santilli <strk@keybit.net> 00008 * Copyright (C) 2006 Refractions Research Inc. 00009 * Copyright (C) 2001-2002 Vivid Solutions Inc. 00010 * 00011 * This is free software; you can redistribute and/or modify it under 00012 * the terms of the GNU Lesser General Public Licence as published 00013 * by the Free Software Foundation. 00014 * See the COPYING file for more information. 00015 * 00016 ********************************************************************** 00017 * 00018 * Last port: operation/linemerge/EdgeString.java r378 (JTS-1.12) 00019 * 00020 **********************************************************************/ 00021 00022 #ifndef GEOS_OP_LINEMERGE_EDGESTRING_H 00023 #define GEOS_OP_LINEMERGE_EDGESTRING_H 00024 00025 #include <geos/export.h> 00026 #include <vector> 00027 00028 #ifdef _MSC_VER 00029 #pragma warning(push) 00030 #pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class 00031 #endif 00032 00033 // Forward declarations 00034 namespace geos { 00035 namespace geom { 00036 class GeometryFactory; 00037 class CoordinateSequence; 00038 class LineString; 00039 } 00040 namespace operation { 00041 namespace linemerge { 00042 class LineMergeDirectedEdge; 00043 } 00044 } 00045 } 00046 00047 namespace geos { 00048 namespace operation { // geos::operation 00049 namespace linemerge { // geos::operation::linemerge 00050 00056 class GEOS_DLL EdgeString { 00057 private: 00058 const geom::GeometryFactory *factory; 00059 std::vector<LineMergeDirectedEdge*> directedEdges; 00060 geom::CoordinateSequence *coordinates; 00061 geom::CoordinateSequence* getCoordinates(); 00062 public: 00063 /* 00064 * \brief 00065 * Constructs an EdgeString with the given factory used to 00066 * convert this EdgeString to a LineString 00067 */ 00068 EdgeString(const geom::GeometryFactory *newFactory); 00069 00070 ~EdgeString(); 00071 00075 void add(LineMergeDirectedEdge *directedEdge); 00076 00077 /* 00078 * Converts this EdgeString into a LineString. 00079 */ 00080 geom::LineString* toLineString(); 00081 }; 00082 00083 } // namespace geos::operation::linemerge 00084 } // namespace geos::operation 00085 } // namespace geos 00086 00087 #ifdef _MSC_VER 00088 #pragma warning(pop) 00089 #endif 00090 00091 #endif // GEOS_OP_LINEMERGE_EDGESTRING_H 00092 00093 /********************************************************************** 00094 * $Log$ 00095 * Revision 1.1 2006/03/22 10:13:53 strk 00096 * opLinemerge.h split 00097 * 00098 **********************************************************************/