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<h1>QuadtreeNestedRingTester.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: QuadtreeNestedRingTester.h 2572 2009-06-08 22:10:55Z 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/QuadtreeNestedRingTester.java rev. 1.12 (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_QUADTREENESTEDRINGTESTER_H</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_OP_QUADTREENESTEDRINGTESTER_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/geom/Envelope.h></span> <span class="comment">// for composition</span>
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <span class="preprocessor">#include <vector></span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="comment">// Forward declarations</span>
<a name="l00031"></a>00031 <span class="keyword">namespace </span>geos {
<a name="l00032"></a>00032 <span class="keyword">namespace </span>geom {
<a name="l00033"></a>00033 <span class="keyword">class </span>LinearRing;
<a name="l00034"></a>00034 <span class="keyword">class </span>Coordinate;
<a name="l00035"></a>00035 }
<a name="l00036"></a>00036 <span class="keyword">namespace </span>index {
<a name="l00037"></a>00037 <span class="keyword">namespace </span>quadtree {
<a name="l00038"></a>00038 <span class="keyword">class </span>Quadtree;
<a name="l00039"></a>00039 }
<a name="l00040"></a>00040 }
<a name="l00041"></a>00041 <span class="keyword">namespace </span>geomgraph {
<a name="l00042"></a>00042 <span class="keyword">class </span>GeometryGraph;
<a name="l00043"></a>00043 }
<a name="l00044"></a>00044 }
<a name="l00045"></a>00045
<a name="l00046"></a>00046 <span class="keyword">namespace </span>geos {
<a name="l00047"></a>00047 <span class="keyword">namespace </span>operation { <span class="comment">// geos::operation</span>
<a name="l00048"></a>00048 <span class="keyword">namespace </span>valid { <span class="comment">// geos::operation::valid</span>
<a name="l00049"></a>00049
<a name="l00056"></a><a class="code" href="classgeos_1_1operation_1_1valid_1_1QuadtreeNestedRingTester.html">00056</a> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1operation_1_1valid_1_1QuadtreeNestedRingTester.html" title="Tests whether any of a set of LinearRings are nested inside another ring in the set, using a Quadtree index to speed up the comparisons.">QuadtreeNestedRingTester</a> {
<a name="l00057"></a>00057 <span class="keyword">public</span>:
<a name="l00058"></a>00058
<a name="l00060"></a>00060 <a class="code" href="classgeos_1_1operation_1_1valid_1_1QuadtreeNestedRingTester.html" title="Tests whether any of a set of LinearRings are nested inside another ring in the set, using a Quadtree index to speed up the comparisons.">QuadtreeNestedRingTester</a>(geomgraph::GeometryGraph* newGraph);
<a name="l00061"></a>00061
<a name="l00062"></a>00062 ~<a class="code" href="classgeos_1_1operation_1_1valid_1_1QuadtreeNestedRingTester.html" title="Tests whether any of a set of LinearRings are nested inside another ring in the set, using a Quadtree index to speed up the comparisons.">QuadtreeNestedRingTester</a>();
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="comment">/*</span>
<a name="l00065"></a>00065 <span class="comment"> * Be aware that the returned Coordinate (if != NULL)</span>
<a name="l00066"></a>00066 <span class="comment"> * will point to storage owned by one of the LinearRing</span>
<a name="l00067"></a>00067 <span class="comment"> * previously added. If you destroy them, this</span>
<a name="l00068"></a>00068 <span class="comment"> * will point to an invalid memory address.</span>
<a name="l00069"></a>00069 <span class="comment"> */</span>
<a name="l00070"></a>00070 <a class="code" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">geom::Coordinate</a>* getNestedPoint();
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <span class="keywordtype">void</span> add(<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="l00073"></a>00073
<a name="l00074"></a>00074 <span class="keywordtype">bool</span> isNonNested();
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="keyword">private</span>:
<a name="l00077"></a>00077
<a name="l00078"></a>00078 geomgraph::GeometryGraph* graph; <span class="comment">// used to find non-node vertices</span>
<a name="l00079"></a>00079
<a name="l00080"></a>00080 std::vector<const geom::LinearRing*> rings;
<a name="l00081"></a>00081
<a name="l00082"></a>00082 <a class="code" href="classgeos_1_1geom_1_1Envelope.html" title="An Envelope defines a rectangulare region of the 2D coordinate plane.">geom::Envelope</a> totalEnv;
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <a class="code" href="classgeos_1_1index_1_1quadtree_1_1Quadtree.html" title="A Quadtree is a spatial index structure for efficient querying of 2D rectangles. If other kinds of sp...">index::quadtree::Quadtree</a>* qt;
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <a class="code" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">geom::Coordinate</a>* nestedPt;
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="keywordtype">void</span> buildQuadtree();
<a name="l00089"></a>00089 };
<a name="l00090"></a>00090
<a name="l00091"></a>00091 } <span class="comment">// namespace geos::operation::valid</span>
<a name="l00092"></a>00092 } <span class="comment">// namespace geos::operation</span>
<a name="l00093"></a>00093 } <span class="comment">// namespace geos</span>
<a name="l00094"></a>00094
<a name="l00095"></a>00095 <span class="preprocessor">#endif // GEOS_OP_QUADTREENESTEDRINGTESTER_H</span>
<a name="l00096"></a>00096 <span class="preprocessor"></span>
<a name="l00097"></a>00097 <span class="comment">/**********************************************************************</span>
<a name="l00098"></a>00098 <span class="comment"> * $Log$</span>
<a name="l00099"></a>00099 <span class="comment"> * Revision 1.2 2006/03/29 11:48:53 strk</span>
<a name="l00100"></a>00100 <span class="comment"> * Removed useless heap allocations in construction, enforced const correctness</span>
<a name="l00101"></a>00101 <span class="comment"> *</span>
<a name="l00102"></a>00102 <span class="comment"> * Revision 1.1 2006/03/20 16:57:44 strk</span>
<a name="l00103"></a>00103 <span class="comment"> * spatialindex.h and opValid.h headers split</span>
<a name="l00104"></a>00104 <span class="comment"> *</span>
<a name="l00105"></a>00105 <span class="comment"> **********************************************************************/</span>
<a name="l00106"></a>00106
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