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<a href="PointLocator_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/**********************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> *</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * GEOS - Geometry Engine Open Source</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * http://geos.osgeo.org</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Copyright (C) 2005-2011 Refractions Research Inc.</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * Copyright (C) 2001-2002 Vivid Solutions Inc.</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * This is free software; you can redistribute and/or modify it under</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * the terms of the GNU Lesser General Public Licence as published</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * by the Free Software Foundation.</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * See the COPYING file for more information.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> **********************************************************************</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * Last port: algorithm/PointLocator.java 95fbe34b (JTS-1.15.2-SNAPSHOT)</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> *</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> **********************************************************************/</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#ifndef GEOS_ALGORITHM_POINTLOCATOR_H</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#define GEOS_ALGORITHM_POINTLOCATOR_H</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <<a class="code" href="export_8h.html">geos/export.h</a>></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <<a class="code" href="Location_8h.html">geos/geom/Location.h</a>></span> <span class="comment">// for inlines</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">// Forward declarations</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">namespace </span>geom {</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">class </span>Coordinate;</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">class </span>Geometry;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">class </span>LinearRing;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">class </span>LineString;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">class </span>Polygon;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">class </span>Point;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> }</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> }</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">namespace </span>algorithm { <span class="comment">// geos::algorithm</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classgeos_1_1algorithm_1_1PointLocator.html"> 57</a></span> <span class="keyword">class </span><a class="code" href="export_8h.html#ae36df939090171f6e9a28a8cb6254fea">GEOS_DLL</a> <a class="code" href="classgeos_1_1algorithm_1_1PointLocator.html">PointLocator</a> {</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="classgeos_1_1algorithm_1_1PointLocator.html#a53e356dc338f66ac4a36d6122bd81267"> 59</a></span>  <a class="code" href="classgeos_1_1algorithm_1_1PointLocator.html#a53e356dc338f66ac4a36d6122bd81267">PointLocator</a>() {}</div><div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="classgeos_1_1algorithm_1_1PointLocator.html#a0d33972ddead8c35ffe7f175b344dda2"> 60</a></span>  <a class="code" href="classgeos_1_1algorithm_1_1PointLocator.html#a0d33972ddead8c35ffe7f175b344dda2">~PointLocator</a>() {}</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="code" href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8">geom::Location</a> locate(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& p, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* geom);</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordtype">bool</span></div><div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classgeos_1_1algorithm_1_1PointLocator.html#aa1b29c8c5eb9d5a9e28a597e37de8601"> 81</a></span>  <a class="code" href="classgeos_1_1algorithm_1_1PointLocator.html#aa1b29c8c5eb9d5a9e28a597e37de8601">intersects</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& p, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* geom)</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  {</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">return</span> locate(p, geom) != <a class="code" href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8a275ff52c0d43ea11e057b037be21d30e">geom::Location::EXTERIOR</a>;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  }</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="classgeos_1_1algorithm_1_1PointLocator.html#a9ca5438c5775feee2accc1eb0104ec62"> 88</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classgeos_1_1algorithm_1_1PointLocator.html#a9ca5438c5775feee2accc1eb0104ec62">isIn</a>; <span class="comment">// true if the point lies in or on any Geometry element</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div><div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="classgeos_1_1algorithm_1_1PointLocator.html#a68d85cb4241ceacc55bb0a036952f352"> 90</a></span>  <span class="keywordtype">int</span> <a class="code" href="classgeos_1_1algorithm_1_1PointLocator.html#a68d85cb4241ceacc55bb0a036952f352">numBoundaries</a>; <span class="comment">// the number of sub-elements whose boundaries the point lies in</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordtype">void</span> computeLocation(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& p, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* geom);</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordtype">void</span> updateLocationInfo(<a class="code" href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8">geom::Location</a> loc);</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <a class="code" href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8">geom::Location</a> locate(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& p, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Point.html">geom::Point</a>* pt);</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8">geom::Location</a> locate(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& p, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a>* l);</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <a class="code" href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8">geom::Location</a> locateInPolygonRing(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& p, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LinearRing.html">geom::LinearRing</a>* ring);</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <a class="code" href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8">geom::Location</a> locate(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& p, <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Polygon.html">geom::Polygon</a>* poly);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> };</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> } <span class="comment">// namespace geos::algorithm</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> } <span class="comment">// namespace geos</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor">#endif // GEOS_ALGORITHM_POINTLOCATOR_H</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div><div class="ttc" id="classgeos_1_1algorithm_1_1PointLocator_html_a68d85cb4241ceacc55bb0a036952f352"><div class="ttname"><a href="classgeos_1_1algorithm_1_1PointLocator.html#a68d85cb4241ceacc55bb0a036952f352">geos::algorithm::PointLocator::numBoundaries</a></div><div class="ttdeci">int numBoundaries</div><div class="ttdef"><b>Definition:</b> <a href="PointLocator_8h_source.html#l00090">PointLocator.h:90</a></div></div>
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<div class="ttc" id="classgeos_1_1algorithm_1_1PointLocator_html_aa1b29c8c5eb9d5a9e28a597e37de8601"><div class="ttname"><a href="classgeos_1_1algorithm_1_1PointLocator.html#aa1b29c8c5eb9d5a9e28a597e37de8601">geos::algorithm::PointLocator::intersects</a></div><div class="ttdeci">bool intersects(const geom::Coordinate &p, const geom::Geometry *geom)</div><div class="ttdef"><b>Definition:</b> <a href="PointLocator_8h_source.html#l00081">PointLocator.h:81</a></div></div>
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<div class="ttc" id="export_8h_html_ae36df939090171f6e9a28a8cb6254fea"><div class="ttname"><a href="export_8h.html#ae36df939090171f6e9a28a8cb6254fea">GEOS_DLL</a></div><div class="ttdeci">#define GEOS_DLL</div><div class="ttdef"><b>Definition:</b> <a href="export_8h_source.html#l00028">export.h:28</a></div></div>
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<div class="ttc" id="classgeos_1_1algorithm_1_1PointLocator_html_a9ca5438c5775feee2accc1eb0104ec62"><div class="ttname"><a href="classgeos_1_1algorithm_1_1PointLocator.html#a9ca5438c5775feee2accc1eb0104ec62">geos::algorithm::PointLocator::isIn</a></div><div class="ttdeci">bool isIn</div><div class="ttdef"><b>Definition:</b> <a href="PointLocator_8h_source.html#l00088">PointLocator.h:88</a></div></div>
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<div class="ttc" id="classgeos_1_1geom_1_1Coordinate_html"><div class="ttname"><a href="classgeos_1_1geom_1_1Coordinate.html">geos::geom::Coordinate</a></div><div class="ttdoc">Coordinate is the lightweight class used to store coordinates. </div><div class="ttdef"><b>Definition:</b> <a href="Coordinate_8h_source.html#l00060">Coordinate.h:60</a></div></div>
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<div class="ttc" id="export_8h_html"><div class="ttname"><a href="export_8h.html">export.h</a></div></div>
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<div class="ttc" id="namespacegeos_1_1geom_html_ae55a225cd843a6b153a7b6ca5a4707c8a275ff52c0d43ea11e057b037be21d30e"><div class="ttname"><a href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8a275ff52c0d43ea11e057b037be21d30e">geos::geom::Location::EXTERIOR</a></div></div>
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<div class="ttc" id="classgeos_1_1algorithm_1_1PointLocator_html"><div class="ttname"><a href="classgeos_1_1algorithm_1_1PointLocator.html">geos::algorithm::PointLocator</a></div><div class="ttdoc">Computes the topological relationship (Location) of a single point to a Geometry. ...</div><div class="ttdef"><b>Definition:</b> <a href="PointLocator_8h_source.html#l00057">PointLocator.h:57</a></div></div>
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<div class="ttc" id="classgeos_1_1geom_1_1Geometry_html"><div class="ttname"><a href="classgeos_1_1geom_1_1Geometry.html">geos::geom::Geometry</a></div><div class="ttdoc">Basic implementation of Geometry, constructed and destructed by GeometryFactory. </div><div class="ttdef"><b>Definition:</b> <a href="Geometry_8h_source.html#l00188">Geometry.h:188</a></div></div>
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<div class="ttc" id="classgeos_1_1algorithm_1_1PointLocator_html_a53e356dc338f66ac4a36d6122bd81267"><div class="ttname"><a href="classgeos_1_1algorithm_1_1PointLocator.html#a53e356dc338f66ac4a36d6122bd81267">geos::algorithm::PointLocator::PointLocator</a></div><div class="ttdeci">PointLocator()</div><div class="ttdef"><b>Definition:</b> <a href="PointLocator_8h_source.html#l00059">PointLocator.h:59</a></div></div>
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<div class="ttc" id="classgeos_1_1geom_1_1LineString_html"><div class="ttname"><a href="classgeos_1_1geom_1_1LineString.html">geos::geom::LineString</a></div><div class="ttdef"><b>Definition:</b> <a href="LineString_8h_source.html#l00068">LineString.h:68</a></div></div>
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<div class="ttc" id="classgeos_1_1geom_1_1Polygon_html"><div class="ttname"><a href="classgeos_1_1geom_1_1Polygon.html">geos::geom::Polygon</a></div><div class="ttdoc">Represents a linear polygon, which may include holes. </div><div class="ttdef"><b>Definition:</b> <a href="Polygon_8h_source.html#l00064">Polygon.h:64</a></div></div>
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<div class="ttc" id="namespacegeos_1_1geom_html_ae55a225cd843a6b153a7b6ca5a4707c8"><div class="ttname"><a href="namespacegeos_1_1geom.html#ae55a225cd843a6b153a7b6ca5a4707c8">geos::geom::Location</a></div><div class="ttdeci">Location</div><div class="ttdoc">Constants representing the location of a point relative to a geometry. </div><div class="ttdef"><b>Definition:</b> <a href="Location_8h_source.html#l00034">Location.h:34</a></div></div>
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<div class="ttc" id="classgeos_1_1algorithm_1_1PointLocator_html_a0d33972ddead8c35ffe7f175b344dda2"><div class="ttname"><a href="classgeos_1_1algorithm_1_1PointLocator.html#a0d33972ddead8c35ffe7f175b344dda2">geos::algorithm::PointLocator::~PointLocator</a></div><div class="ttdeci">~PointLocator()</div><div class="ttdef"><b>Definition:</b> <a href="PointLocator_8h_source.html#l00060">PointLocator.h:60</a></div></div>
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<div class="ttc" id="namespacegeos_html"><div class="ttname"><a href="namespacegeos.html">geos</a></div><div class="ttdoc">Basic namespace for all GEOS functionalities. </div><div class="ttdef"><b>Definition:</b> <a href="IndexedNestedRingTester_8h_source.html#l00026">IndexedNestedRingTester.h:26</a></div></div>
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<div class="ttc" id="classgeos_1_1geom_1_1LinearRing_html"><div class="ttname"><a href="classgeos_1_1geom_1_1LinearRing.html">geos::geom::LinearRing</a></div><div class="ttdoc">Models an OGC SFS LinearRing. A LinearRing is a LineString which is both closed and simple...</div><div class="ttdef"><b>Definition:</b> <a href="LinearRing_8h_source.html#l00054">LinearRing.h:54</a></div></div>
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<div class="ttc" id="classgeos_1_1geom_1_1Point_html"><div class="ttname"><a href="classgeos_1_1geom_1_1Point.html">geos::geom::Point</a></div><div class="ttdef"><b>Definition:</b> <a href="Point_8h_source.html#l00066">Point.h:66</a></div></div>
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<div class="ttc" id="Location_8h_html"><div class="ttname"><a href="Location_8h.html">Location.h</a></div></div>
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