00001 /********************************************************************** 00002 * $Id: MinimalEdgeRing.h 1820 2006-09-06 16:54:23Z mloskot $ 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 #ifndef GEOS_OP_OVERLAY_MINIMALEDGERING_H 00017 #define GEOS_OP_OVERLAY_MINIMALEDGERING_H 00018 00019 #include <geos/geomgraph/EdgeRing.h> // for inheritance 00020 #include <geos/geomgraph/DirectedEdge.h> // for inlines 00021 00022 #include <vector> 00023 00024 #include <geos/inline.h> 00025 00026 // Forward declarations 00027 namespace geos { 00028 namespace geom { 00029 class GeometryFactory; 00030 } 00031 namespace geomgraph { 00032 class DirectedEdge; 00033 class EdgeRing; 00034 } 00035 } 00036 00037 namespace geos { 00038 namespace operation { // geos::operation 00039 namespace overlay { // geos::operation::overlay 00040 00051 class MinimalEdgeRing: public geomgraph::EdgeRing { 00052 00053 public: 00054 00055 // CGAlgorithms argument obsoleted 00056 MinimalEdgeRing(geomgraph::DirectedEdge *start, 00057 const geom::GeometryFactory *geometryFactory); 00058 00059 virtual ~MinimalEdgeRing(); 00060 00061 geomgraph::DirectedEdge* getNext(geomgraph::DirectedEdge *de); 00062 00063 void setEdgeRing(geomgraph::DirectedEdge *de, 00064 geomgraph::EdgeRing *er); 00065 }; 00066 00067 00068 } // namespace geos::operation::overlay 00069 } // namespace geos::operation 00070 } // namespace geos 00071 00072 #ifdef GEOS_INLINE 00073 #include <geos/operation/overlay/MinimalEdgeRing.inl> 00074 #endif 00075 00076 #endif // ndef GEOS_OP_OVERLAY_MINIMALEDGERING_H 00077 00078 /********************************************************************** 00079 * $Log$ 00080 * Revision 1.2 2006/03/27 16:02:34 strk 00081 * Added INL file for MinimalEdgeRing, added many debugging blocks, 00082 * fixed memory leak in ConnectedInteriorTester (bug #59) 00083 * 00084 * Revision 1.1 2006/03/17 13:24:59 strk 00085 * opOverlay.h header splitted. Reduced header inclusions in operation/overlay implementation files. ElevationMatrixFilter code moved from own file to ElevationMatrix.cpp (ideally a class-private). 00086 * 00087 **********************************************************************/ 00088