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EdgeString.h

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  **********************************************************************/

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