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<h1>IsValidOp.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: IsValidOp.h 2942 2010-03-18 18:26:02Z strk $</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: operation/valid/IsValidOp.java rev. 1.41 (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 <span class="preprocessor">#ifndef GEOS_OP_ISVALIDOP_H</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_OP_ISVALIDOP_H</span>
<a name="l00023"></a>00023 <span class="preprocessor"></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <geos/export.h></span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="preprocessor">#include <geos/operation/valid/TopologyValidationError.h></span> <span class="comment">// for inlined destructor</span>
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <span class="comment">// Forward declarations</span>
<a name="l00029"></a>00029 <span class="keyword">namespace </span>geos {
<a name="l00030"></a>00030 <span class="keyword">namespace </span>util {
<a name="l00031"></a>00031 <span class="keyword">class </span>TopologyValidationError;
<a name="l00032"></a>00032 }
<a name="l00033"></a>00033 <span class="keyword">namespace </span>geom {
<a name="l00034"></a>00034 <span class="keyword">class </span>CoordinateSequence;
<a name="l00035"></a>00035 <span class="keyword">class </span>GeometryFactory;
<a name="l00036"></a>00036 <span class="keyword">class </span>Geometry;
<a name="l00037"></a>00037 <span class="keyword">class </span>Point;
<a name="l00038"></a>00038 <span class="keyword">class </span>LinearRing;
<a name="l00039"></a>00039 <span class="keyword">class </span>LineString;
<a name="l00040"></a>00040 <span class="keyword">class </span>Polygon;
<a name="l00041"></a>00041 <span class="keyword">class </span>GeometryCollection;
<a name="l00042"></a>00042 <span class="keyword">class </span>MultiPolygon;
<a name="l00043"></a>00043 <span class="keyword">class </span>MultiLineString;
<a name="l00044"></a>00044 }
<a name="l00045"></a>00045 <span class="keyword">namespace </span>geomgraph {
<a name="l00046"></a>00046 <span class="keyword">class </span>DirectedEdge;
<a name="l00047"></a>00047 <span class="keyword">class </span>EdgeIntersectionList;
<a name="l00048"></a>00048 <span class="keyword">class </span>PlanarGraph;
<a name="l00049"></a>00049 <span class="keyword">class </span>GeometryGraph;
<a name="l00050"></a>00050 }
<a name="l00051"></a>00051 }
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="keyword">namespace </span>geos {
<a name="l00054"></a>00054 <span class="keyword">namespace </span>operation { <span class="comment">// geos::operation</span>
<a name="l00055"></a>00055 <span class="keyword">namespace </span>valid { <span class="comment">// geos::operation::valid</span>
<a name="l00056"></a>00056
<a name="l00061"></a><a class="code" href="classgeos_1_1operation_1_1valid_1_1IsValidOp.html">00061</a> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1operation_1_1valid_1_1IsValidOp.html" title="Implements the algorithsm required to compute the isValid() method for Geometrys.">IsValidOp</a> {
<a name="l00062"></a>00062 <span class="keyword">friend</span> <span class="keyword">class </span>Unload;
<a name="l00063"></a>00063 <span class="keyword">private</span>:
<a name="l00065"></a>00065 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html" title="Basic implementation of Geometry, constructed and destructed by GeometryFactory.">geom::Geometry</a> *parentGeometry;
<a name="l00066"></a>00066
<a name="l00067"></a>00067 <span class="keywordtype">bool</span> isChecked;
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="comment">// CHECKME: should this really be a pointer ?</span>
<a name="l00070"></a>00070 <a class="code" href="classgeos_1_1operation_1_1valid_1_1TopologyValidationError.html" title="Contains information about the nature and location of a Geometry validation error.">TopologyValidationError</a>* validErr;
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <span class="keywordtype">void</span> checkValid();
<a name="l00073"></a>00073 <span class="keywordtype">void</span> checkValid(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html" title="Basic implementation of Geometry, constructed and destructed by GeometryFactory.">geom::Geometry</a> *g);
<a name="l00074"></a>00074 <span class="keywordtype">void</span> checkValid(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Point.html" title="Basic implementation of Point.">geom::Point</a> *g);
<a name="l00075"></a>00075 <span class="keywordtype">void</span> checkValid(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LinearRing.html" title="Models an OGC SFS LinearRing.">geom::LinearRing</a> *g);
<a name="l00076"></a>00076 <span class="keywordtype">void</span> checkValid(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineString.html" title="Basic implementation of LineString.">geom::LineString</a> *g);
<a name="l00077"></a>00077 <span class="keywordtype">void</span> checkValid(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Polygon.html" title="Represents a linear polygon, which may include holes.">geom::Polygon</a> *g);
<a name="l00078"></a>00078 <span class="keywordtype">void</span> checkValid(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1MultiPolygon.html" title="Basic implementation of MultiPolygon.">geom::MultiPolygon</a> *g);
<a name="l00079"></a>00079 <span class="keywordtype">void</span> checkValid(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryCollection.html" title="Represents a collection of heterogeneous Geometry objects.">geom::GeometryCollection</a> *gc);
<a name="l00080"></a>00080 <span class="keywordtype">void</span> checkConsistentArea(geomgraph::GeometryGraph *graph);
<a name="l00081"></a>00081
<a name="l00082"></a>00082
<a name="l00091"></a>00091 <span class="keywordtype">void</span> checkNoSelfIntersectingRings(geomgraph::GeometryGraph *graph);
<a name="l00092"></a>00092
<a name="l00099"></a>00099 <span class="keywordtype">void</span> checkNoSelfIntersectingRing(
<a name="l00100"></a>00100 <a class="code" href="classgeos_1_1geomgraph_1_1EdgeIntersectionList.html">geomgraph::EdgeIntersectionList</a> &eiList);
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <span class="keywordtype">void</span> checkTooFewPoints(geomgraph::GeometryGraph *graph);
<a name="l00103"></a>00103
<a name="l00115"></a>00115 <span class="keywordtype">void</span> checkHolesInShell(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Polygon.html" title="Represents a linear polygon, which may include holes.">geom::Polygon</a> *p,
<a name="l00116"></a>00116 geomgraph::GeometryGraph *graph);
<a name="l00117"></a>00117
<a name="l00130"></a>00130 <span class="keywordtype">void</span> checkHolesNotNested(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Polygon.html" title="Represents a linear polygon, which may include holes.">geom::Polygon</a> *p,
<a name="l00131"></a>00131 geomgraph::GeometryGraph *graph);
<a name="l00132"></a>00132
<a name="l00147"></a>00147 <span class="keywordtype">void</span> checkShellsNotNested(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1MultiPolygon.html" title="Basic implementation of MultiPolygon.">geom::MultiPolygon</a> *mp,
<a name="l00148"></a>00148 geomgraph::GeometryGraph *graph);
<a name="l00149"></a>00149
<a name="l00161"></a>00161 <span class="keywordtype">void</span> checkShellNotNested(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LinearRing.html" title="Models an OGC SFS LinearRing.">geom::LinearRing</a> *shell,
<a name="l00162"></a>00162 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Polygon.html" title="Represents a linear polygon, which may include holes.">geom::Polygon</a> *p,
<a name="l00163"></a>00163 geomgraph::GeometryGraph *graph);
<a name="l00164"></a>00164
<a name="l00175"></a>00175 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">geom::Coordinate</a> *checkShellInsideHole(
<a name="l00176"></a>00176 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LinearRing.html" title="Models an OGC SFS LinearRing.">geom::LinearRing</a> *shell,
<a name="l00177"></a>00177 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LinearRing.html" title="Models an OGC SFS LinearRing.">geom::LinearRing</a> *hole,
<a name="l00178"></a>00178 geomgraph::GeometryGraph *graph);
<a name="l00179"></a>00179
<a name="l00180"></a>00180 <span class="keywordtype">void</span> checkConnectedInteriors(geomgraph::GeometryGraph &graph);
<a name="l00181"></a>00181
<a name="l00182"></a>00182 <span class="keywordtype">void</span> checkInvalidCoordinates(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html" title="The internal representation of a list of coordinates inside a Geometry.">geom::CoordinateSequence</a> *cs);
<a name="l00183"></a>00183
<a name="l00184"></a>00184 <span class="keywordtype">void</span> checkInvalidCoordinates(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Polygon.html" title="Represents a linear polygon, which may include holes.">geom::Polygon</a> *poly);
<a name="l00185"></a>00185
<a name="l00186"></a>00186 <span class="keywordtype">void</span> checkClosedRings(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Polygon.html" title="Represents a linear polygon, which may include holes.">geom::Polygon</a> *poly);
<a name="l00187"></a>00187
<a name="l00188"></a>00188 <span class="keywordtype">void</span> checkClosedRing(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LinearRing.html" title="Models an OGC SFS LinearRing.">geom::LinearRing</a> *ring);
<a name="l00189"></a>00189
<a name="l00190"></a>00190 <span class="keywordtype">bool</span> isSelfTouchingRingFormingHoleValid;
<a name="l00191"></a>00191
<a name="l00192"></a>00192 <span class="keyword">public</span>:
<a name="l00199"></a>00199 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">geom::Coordinate</a> *findPtNotNode(
<a name="l00200"></a>00200 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html" title="The internal representation of a list of coordinates inside a Geometry.">geom::CoordinateSequence</a> *testCoords,
<a name="l00201"></a>00201 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LinearRing.html" title="Models an OGC SFS LinearRing.">geom::LinearRing</a> *searchRing,
<a name="l00202"></a>00202 geomgraph::GeometryGraph *graph);
<a name="l00203"></a>00203
<a name="l00212"></a>00212 <span class="keyword">static</span> <span class="keywordtype">bool</span> isValid(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">geom::Coordinate</a> &coord);
<a name="l00213"></a>00213
<a name="l00214"></a>00214 <a class="code" href="classgeos_1_1operation_1_1valid_1_1IsValidOp.html" title="Implements the algorithsm required to compute the isValid() method for Geometrys.">IsValidOp</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html" title="Basic implementation of Geometry, constructed and destructed by GeometryFactory.">geom::Geometry</a> *geom)
<a name="l00215"></a>00215 :
<a name="l00216"></a>00216 parentGeometry(geom),
<a name="l00217"></a>00217 isChecked(<span class="keyword">false</span>),
<a name="l00218"></a>00218 validErr(NULL),
<a name="l00219"></a>00219 isSelfTouchingRingFormingHoleValid(<span class="keyword">false</span>)
<a name="l00220"></a>00220 {}
<a name="l00221"></a>00221
<a name="l00223"></a><a class="code" href="classgeos_1_1operation_1_1valid_1_1IsValidOp.html#aa6150988bc54ea11db100e7065ee3d6f">00223</a> <span class="keyword">virtual</span> <a class="code" href="classgeos_1_1operation_1_1valid_1_1IsValidOp.html#aa6150988bc54ea11db100e7065ee3d6f" title="TODO: validErr can&#39;t be a pointer!">~IsValidOp</a>() {
<a name="l00224"></a>00224 <span class="keyword">delete</span> validErr;
<a name="l00225"></a>00225 }
<a name="l00226"></a>00226
<a name="l00227"></a>00227 <span class="keywordtype">bool</span> isValid();
<a name="l00228"></a>00228
<a name="l00229"></a>00229 <a class="code" href="classgeos_1_1operation_1_1valid_1_1TopologyValidationError.html" title="Contains information about the nature and location of a Geometry validation error.">TopologyValidationError</a>* getValidationError();
<a name="l00230"></a>00230
<a name="l00257"></a><a class="code" href="classgeos_1_1operation_1_1valid_1_1IsValidOp.html#a402a7a6cedd2e50c83977d8fe2afc39e">00257</a> <span class="keywordtype">void</span> setSelfTouchingRingFormingHoleValid(<span class="keywordtype">bool</span> isValid)
<a name="l00258"></a>00258 {
<a name="l00259"></a>00259 isSelfTouchingRingFormingHoleValid = isValid;
<a name="l00260"></a>00260 }
<a name="l00261"></a>00261
<a name="l00262"></a>00262 };
<a name="l00263"></a>00263
<a name="l00264"></a>00264 } <span class="comment">// namespace geos.operation.valid</span>
<a name="l00265"></a>00265 } <span class="comment">// namespace geos.operation</span>
<a name="l00266"></a>00266 } <span class="comment">// namespace geos</span>
<a name="l00267"></a>00267
<a name="l00268"></a>00268 <span class="preprocessor">#endif // GEOS_OP_ISVALIDOP_H</span>
<a name="l00269"></a>00269 <span class="preprocessor"></span>
<a name="l00270"></a>00270 <span class="comment">/**********************************************************************</span>
<a name="l00271"></a>00271 <span class="comment"> * $Log$</span>
<a name="l00272"></a>00272 <span class="comment"> * Revision 1.2 2006/03/29 13:53:59 strk</span>
<a name="l00273"></a>00273 <span class="comment"> * EdgeRing equipped with Invariant testing function and lots of exceptional assertions. Removed useless heap allocations, and pointers usages.</span>
<a name="l00274"></a>00274 <span class="comment"> *</span>
<a name="l00275"></a>00275 <span class="comment"> * Revision 1.1 2006/03/20 16:57:44 strk</span>
<a name="l00276"></a>00276 <span class="comment"> * spatialindex.h and opValid.h headers split</span>
<a name="l00277"></a>00277 <span class="comment"> *</span>
<a name="l00278"></a>00278 <span class="comment"> **********************************************************************/</span>
<a name="l00279"></a>00279
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