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<h1>GeometryGraph.h</h1> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/**********************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"> * $Id: GeometryGraph.h 2773 2009-12-03 19:36:17Z mloskot $</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * GEOS - Geometry Engine Open Source</span>
<a name="l00005"></a>00005 <span class="comment"> * http://geos.refractions.net</span>
<a name="l00006"></a>00006 <span class="comment"> *</span>
<a name="l00007"></a>00007 <span class="comment"> * Copyright (C) 2005-2006 Refractions Research Inc.</span>
<a name="l00008"></a>00008 <span class="comment"> * Copyright (C) 2001-2002 Vivid Solutions Inc.</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * This is free software; you can redistribute and/or modify it under</span>
<a name="l00011"></a>00011 <span class="comment"> * the terms of the GNU Lesser General Public Licence as published</span>
<a name="l00012"></a>00012 <span class="comment"> * by the Free Software Foundation. </span>
<a name="l00013"></a>00013 <span class="comment"> * See the COPYING file for more information.</span>
<a name="l00014"></a>00014 <span class="comment"> *</span>
<a name="l00015"></a>00015 <span class="comment"> **********************************************************************</span>
<a name="l00016"></a>00016 <span class="comment"> *</span>
<a name="l00017"></a>00017 <span class="comment"> * Last port: geomgraph/GeometryGraph.java rev. 1.9 (JTS-1.10)</span>
<a name="l00018"></a>00018 <span class="comment"> *</span>
<a name="l00019"></a>00019 <span class="comment"> **********************************************************************/</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#ifndef GEOS_GEOMGRAPH_GEOMETRYGRAPH_H</span>
<a name="l00023"></a>00023 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_GEOMGRAPH_GEOMETRYGRAPH_H</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <geos/export.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <map></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <vector></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <memory></span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="preprocessor">#include <geos/geom/Coordinate.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <geos/geom/CoordinateSequence.h></span> <span class="comment">// for auto_ptr<CoordinateSequence></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <geos/geomgraph/PlanarGraph.h></span>
<a name="l00033"></a>00033 <span class="preprocessor">#include <geos/geom/LineString.h></span> <span class="comment">// for LineStringLT</span>
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="preprocessor">#include <geos/inline.h></span>
<a name="l00036"></a>00036
<a name="l00037"></a>00037 <span class="comment">// Forward declarations</span>
<a name="l00038"></a>00038 <span class="keyword">namespace </span>geos {
<a name="l00039"></a>00039 <span class="keyword">namespace </span>geom {
<a name="l00040"></a>00040 <span class="keyword">class </span>LineString;
<a name="l00041"></a>00041 <span class="keyword">class </span>LinearRing;
<a name="l00042"></a>00042 <span class="keyword">class </span>Polygon;
<a name="l00043"></a>00043 <span class="keyword">class </span>Geometry;
<a name="l00044"></a>00044 <span class="keyword">class </span>GeometryCollection;
<a name="l00045"></a>00045 <span class="keyword">class </span>Point;
<a name="l00046"></a>00046 }
<a name="l00047"></a>00047 <span class="keyword">namespace </span>algorithm {
<a name="l00048"></a>00048 <span class="keyword">class </span>LineIntersector;
<a name="l00049"></a>00049 <span class="keyword">class </span>BoundaryNodeRule;
<a name="l00050"></a>00050 }
<a name="l00051"></a>00051 <span class="keyword">namespace </span>geomgraph {
<a name="l00052"></a>00052 <span class="keyword">class </span>Edge;
<a name="l00053"></a>00053 <span class="keyword">class </span>Node;
<a name="l00054"></a>00054 <span class="keyword">namespace </span>index {
<a name="l00055"></a>00055 <span class="keyword">class </span>SegmentIntersector;
<a name="l00056"></a>00056 <span class="keyword">class </span>EdgeSetIntersector;
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058 }
<a name="l00059"></a>00059 }
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="keyword">namespace </span>geos {
<a name="l00062"></a>00062 <span class="keyword">namespace </span>geomgraph { <span class="comment">// geos.geomgraph</span>
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="keyword">class </span>GEOS_DLL GeometryGraph: <span class="keyword">public</span> PlanarGraph
<a name="l00065"></a>00065 {
<a name="l00066"></a>00066 <span class="keyword">using</span> PlanarGraph::add;
<a name="l00067"></a>00067 <span class="keyword">using</span> PlanarGraph::findEdge;
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="keyword">private</span>:
<a name="l00070"></a>00070
<a name="l00071"></a>00071 <span class="keyword">const</span> geom::Geometry* parentGeom;
<a name="l00072"></a>00072
<a name="l00081"></a>00081 <span class="comment">//std::map<const geom::LineString*,Edge*,geom::LineStringLT> lineEdgeMap;</span>
<a name="l00082"></a>00082 std::map<const geom::LineString*, Edge*> lineEdgeMap;
<a name="l00083"></a>00083
<a name="l00088"></a>00088 <span class="keywordtype">bool</span> useBoundaryDeterminationRule;
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="keyword">const</span> algorithm::BoundaryNodeRule& boundaryNodeRule;
<a name="l00091"></a>00091
<a name="l00096"></a>00096 <span class="keywordtype">int</span> argIndex;
<a name="l00097"></a>00097
<a name="l00099"></a>00099 std::auto_ptr< geom::CoordinateSequence > boundaryPoints;
<a name="l00100"></a>00100
<a name="l00101"></a>00101 std::auto_ptr< std::vector<Node*> > boundaryNodes;
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <span class="keywordtype">bool</span> hasTooFewPointsVar;
<a name="l00104"></a>00104
<a name="l00105"></a>00105 geom::Coordinate invalidPoint;
<a name="l00106"></a>00106
<a name="l00107"></a>00107 std::vector<index::SegmentIntersector*> newSegmentIntersectors;
<a name="l00108"></a>00108
<a name="l00110"></a>00110 index::EdgeSetIntersector* createEdgeSetIntersector();
<a name="l00111"></a>00111
<a name="l00112"></a>00112 <span class="keywordtype">void</span> add(<span class="keyword">const</span> geom::Geometry *g);
<a name="l00113"></a>00113 <span class="comment">// throw(UnsupportedOperationException);</span>
<a name="l00114"></a>00114
<a name="l00115"></a>00115 <span class="keywordtype">void</span> addCollection(<span class="keyword">const</span> geom::GeometryCollection *gc);
<a name="l00116"></a>00116
<a name="l00117"></a>00117 <span class="keywordtype">void</span> addPoint(<span class="keyword">const</span> geom::Point *p);
<a name="l00118"></a>00118
<a name="l00119"></a>00119 <span class="keywordtype">void</span> addPolygonRing(<span class="keyword">const</span> geom::LinearRing *lr,
<a name="l00120"></a>00120 <span class="keywordtype">int</span> cwLeft, <span class="keywordtype">int</span> cwRight);
<a name="l00121"></a>00121
<a name="l00122"></a>00122 <span class="keywordtype">void</span> addPolygon(<span class="keyword">const</span> geom::Polygon *p);
<a name="l00123"></a>00123
<a name="l00124"></a>00124 <span class="keywordtype">void</span> addLineString(<span class="keyword">const</span> geom::LineString *line);
<a name="l00125"></a>00125
<a name="l00126"></a>00126 <span class="keywordtype">void</span> insertPoint(<span class="keywordtype">int</span> argIndex, <span class="keyword">const</span> geom::Coordinate& coord,
<a name="l00127"></a>00127 <span class="keywordtype">int</span> onLocation);
<a name="l00128"></a>00128
<a name="l00136"></a>00136 <span class="keywordtype">void</span> insertBoundaryPoint(<span class="keywordtype">int</span> argIndex, <span class="keyword">const</span> geom::Coordinate& coord);
<a name="l00137"></a>00137
<a name="l00138"></a>00138 <span class="keywordtype">void</span> addSelfIntersectionNodes(<span class="keywordtype">int</span> argIndex);
<a name="l00139"></a>00139
<a name="l00147"></a>00147 <span class="keywordtype">void</span> addSelfIntersectionNode(<span class="keywordtype">int</span> argIndex,
<a name="l00148"></a>00148 <span class="keyword">const</span> geom::Coordinate& coord, <span class="keywordtype">int</span> loc);
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="comment">// Declare type as noncopyable</span>
<a name="l00151"></a>00151 GeometryGraph(<span class="keyword">const</span> GeometryGraph& other);
<a name="l00152"></a>00152 GeometryGraph& operator=(<span class="keyword">const</span> GeometryGraph& rhs);
<a name="l00153"></a>00153
<a name="l00154"></a>00154 <span class="keyword">public</span>:
<a name="l00155"></a>00155
<a name="l00156"></a>00156 <span class="keyword">static</span> <span class="keywordtype">bool</span> isInBoundary(<span class="keywordtype">int</span> boundaryCount);
<a name="l00157"></a>00157
<a name="l00158"></a>00158 <span class="keyword">static</span> <span class="keywordtype">int</span> determineBoundary(<span class="keywordtype">int</span> boundaryCount);
<a name="l00159"></a>00159
<a name="l00160"></a>00160 <span class="keyword">static</span> <span class="keywordtype">int</span> determineBoundary(
<a name="l00161"></a>00161 <span class="keyword">const</span> algorithm::BoundaryNodeRule& boundaryNodeRule,
<a name="l00162"></a>00162 <span class="keywordtype">int</span> boundaryCount);
<a name="l00163"></a>00163
<a name="l00164"></a>00164 GeometryGraph();
<a name="l00165"></a>00165
<a name="l00166"></a>00166 GeometryGraph(<span class="keywordtype">int</span> newArgIndex, <span class="keyword">const</span> geom::Geometry *newParentGeom);
<a name="l00167"></a>00167
<a name="l00168"></a>00168 GeometryGraph(<span class="keywordtype">int</span> newArgIndex, <span class="keyword">const</span> geom::Geometry *newParentGeom,
<a name="l00169"></a>00169 <span class="keyword">const</span> algorithm::BoundaryNodeRule& boundaryNodeRule);
<a name="l00170"></a>00170
<a name="l00171"></a>00171 <span class="keyword">virtual</span> ~GeometryGraph();
<a name="l00172"></a>00172
<a name="l00173"></a>00173
<a name="l00174"></a>00174 <span class="keyword">const</span> geom::Geometry* getGeometry();
<a name="l00175"></a>00175
<a name="l00177"></a>00177 std::vector<Node*>* getBoundaryNodes();
<a name="l00178"></a>00178
<a name="l00179"></a>00179 <span class="keywordtype">void</span> getBoundaryNodes(std::vector<Node*>&bdyNodes);
<a name="l00180"></a>00180
<a name="l00182"></a>00182 geom::CoordinateSequence* getBoundaryPoints();
<a name="l00183"></a>00183
<a name="l00184"></a>00184 Edge* findEdge(<span class="keyword">const</span> geom::LineString *line);
<a name="l00185"></a>00185
<a name="l00186"></a>00186 <span class="keywordtype">void</span> computeSplitEdges(std::vector<Edge*> *edgelist);
<a name="l00187"></a>00187
<a name="l00188"></a>00188 <span class="keywordtype">void</span> addEdge(Edge *e);
<a name="l00189"></a>00189
<a name="l00190"></a>00190 <span class="keywordtype">void</span> addPoint(geom::Coordinate& pt);
<a name="l00191"></a>00191
<a name="l00207"></a>00207 index::SegmentIntersector* computeSelfNodes(
<a name="l00208"></a>00208 algorithm::LineIntersector *li,
<a name="l00209"></a>00209 <span class="keywordtype">bool</span> computeRingSelfNodes);
<a name="l00210"></a>00210
<a name="l00211"></a>00211 <span class="comment">// Quick inline calling the function above, the above should probably</span>
<a name="l00212"></a>00212 <span class="comment">// be deprecated.</span>
<a name="l00213"></a>00213 index::SegmentIntersector* computeSelfNodes(
<a name="l00214"></a>00214 algorithm::LineIntersector& li,
<a name="l00215"></a>00215 <span class="keywordtype">bool</span> computeRingSelfNodes);
<a name="l00216"></a>00216
<a name="l00217"></a>00217 index::SegmentIntersector* computeEdgeIntersections(GeometryGraph *g,
<a name="l00218"></a>00218 algorithm::LineIntersector *li, <span class="keywordtype">bool</span> includeProper);
<a name="l00219"></a>00219
<a name="l00220"></a>00220 std::vector<Edge*> *getEdges();
<a name="l00221"></a>00221
<a name="l00222"></a>00222 <span class="keywordtype">bool</span> hasTooFewPoints();
<a name="l00223"></a>00223
<a name="l00224"></a>00224 <span class="keyword">const</span> geom::Coordinate& getInvalidPoint();
<a name="l00225"></a>00225
<a name="l00226"></a>00226 <span class="keyword">const</span> algorithm::BoundaryNodeRule& getBoundaryNodeRule()<span class="keyword"> const</span>
<a name="l00227"></a>00227 <span class="keyword"> </span>{ <span class="keywordflow">return</span> boundaryNodeRule; }
<a name="l00228"></a>00228
<a name="l00229"></a>00229 };
<a name="l00230"></a>00230
<a name="l00231"></a>00231
<a name="l00232"></a>00232 } <span class="comment">// namespace geos.geomgraph</span>
<a name="l00233"></a>00233 } <span class="comment">// namespace geos</span>
<a name="l00234"></a>00234
<a name="l00235"></a>00235 <span class="preprocessor">#ifdef GEOS_INLINE</span>
<a name="l00236"></a>00236 <span class="preprocessor"></span><span class="preprocessor"># include "geos/geomgraph/GeometryGraph.inl"</span>
<a name="l00237"></a>00237 <span class="preprocessor">#endif</span>
<a name="l00238"></a>00238 <span class="preprocessor"></span>
<a name="l00239"></a>00239 <span class="preprocessor">#endif // ifndef GEOS_GEOMGRAPH_GEOMETRYGRAPH_H</span>
<a name="l00240"></a>00240 <span class="preprocessor"></span>
<a name="l00241"></a>00241 <span class="comment">/**********************************************************************</span>
<a name="l00242"></a>00242 <span class="comment"> * $Log$</span>
<a name="l00243"></a>00243 <span class="comment"> * Revision 1.4 2006/06/13 22:00:26 strk</span>
<a name="l00244"></a>00244 <span class="comment"> * Changed GeometryGraph::lineEdgeMap set comparison function to be pointer-based. Should be safe and much faster. Available tests all succeed.</span>
<a name="l00245"></a>00245 <span class="comment"> *</span>
<a name="l00246"></a>00246 <span class="comment"> * Revision 1.3 2006/03/29 15:23:49 strk</span>
<a name="l00247"></a>00247 <span class="comment"> * Moved GeometryGraph inlines from .h to .inl file</span>
<a name="l00248"></a>00248 <span class="comment"> *</span>
<a name="l00249"></a>00249 <span class="comment"> * Revision 1.2 2006/03/24 09:52:41 strk</span>
<a name="l00250"></a>00250 <span class="comment"> * USE_INLINE => GEOS_INLINE</span>
<a name="l00251"></a>00251 <span class="comment"> *</span>
<a name="l00252"></a>00252 <span class="comment"> * Revision 1.1 2006/03/09 16:46:49 strk</span>
<a name="l00253"></a>00253 <span class="comment"> * geos::geom namespace definition, first pass at headers split</span>
<a name="l00254"></a>00254 <span class="comment"> *</span>
<a name="l00255"></a>00255 <span class="comment"> **********************************************************************/</span>
<a name="l00256"></a>00256
</pre></div></div>
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