GEOS 3.2.1
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00001 /********************************************************************** 00002 * $Id: GraphComponent.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) 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 * Last port: geomgraph/GraphComponent.java rev. 1.3 (JTS-1.10) 00018 * 00019 **********************************************************************/ 00020 00021 00022 #ifndef GEOS_GEOMGRAPH_GRAPHCOMPONENT_H 00023 #define GEOS_GEOMGRAPH_GRAPHCOMPONENT_H 00024 00025 #include <geos/export.h> 00026 #include <geos/inline.h> 00027 00028 // Forward declarations 00029 namespace geos { 00030 namespace geom { 00031 class IntersectionMatrix; 00032 } 00033 namespace geomgraph { 00034 class Label; 00035 } 00036 } 00037 00038 namespace geos { 00039 namespace geomgraph { // geos.geomgraph 00040 00041 00042 class GEOS_DLL GraphComponent { 00043 public: 00044 GraphComponent(); 00045 00046 /* 00047 * GraphComponent takes ownership of the given Label. 00048 * newLabel is deleted by destructor. 00049 */ 00050 GraphComponent(Label* newLabel); 00051 virtual ~GraphComponent(); 00052 Label* getLabel(); 00053 virtual void setLabel(Label* newLabel); 00054 virtual void setInResult(bool isInResult) { isInResultVar=isInResult; } 00055 virtual bool isInResult() const { return isInResultVar; } 00056 virtual void setCovered(bool isCovered); 00057 virtual bool isCovered() const { return isCoveredVar; } 00058 virtual bool isCoveredSet() const { return isCoveredSetVar; } 00059 virtual bool isVisited() const { return isVisitedVar; } 00060 virtual void setVisited(bool isVisited) { isVisitedVar = isVisited; } 00061 virtual bool isIsolated() const=0; 00062 virtual void updateIM(geom::IntersectionMatrix *im); 00063 protected: 00064 Label* label; 00065 virtual void computeIM(geom::IntersectionMatrix *im)=0; 00066 private: 00067 bool isInResultVar; 00068 bool isCoveredVar; 00069 bool isCoveredSetVar; 00070 bool isVisitedVar; 00071 }; 00072 00073 } // namespace geos.geomgraph 00074 } // namespace geos 00075 00076 //#ifdef GEOS_INLINE 00077 //# include "geos/geomgraph/GraphComponent.inl" 00078 //#endif 00079 00080 #endif // ifndef GEOS_GEOMGRAPH_GRAPHCOMPONENT_H 00081 00082 /********************************************************************** 00083 * $Log$ 00084 * Revision 1.2 2006/03/24 09:52:41 strk 00085 * USE_INLINE => GEOS_INLINE 00086 * 00087 * Revision 1.1 2006/03/09 16:46:49 strk 00088 * geos::geom namespace definition, first pass at headers split 00089 * 00090 **********************************************************************/ 00091