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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_0bc14b2fb119a11b6a0f32f4d350db61.html">geos</a></li><li class="navelem"><a class="el" href="dir_45d6d9d02973e76e5a8f8dc6273892cb.html">noding</a></li> </ul>
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<a href="SegmentStringUtil_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) 2006 Refractions Research Inc.</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> *</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * This is free software; you can redistribute and/or modify it under</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * the terms of the GNU Lesser General Public Licence as published</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * by the Free Software Foundation.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * See the COPYING file for more information.</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</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: noding/SegmentStringUtil.java rev. 1.2 (JTS-1.9)</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_NODING_SEGMENTSTRINGUTIL_H</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#define GEOS_NODING_SEGMENTSTRINGUTIL_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="NodedSegmentString_8h.html">geos/noding/NodedSegmentString.h</a>></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <<a class="code" href="LineString_8h.html">geos/geom/LineString.h</a>></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <<a class="code" href="CoordinateSequence_8h.html">geos/geom/CoordinateSequence.h</a>></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <<a class="code" href="LinearComponentExtracter_8h.html">geos/geom/util/LinearComponentExtracter.h</a>></span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">namespace </span>noding { <span class="comment">// geos::noding</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="classgeos_1_1noding_1_1SegmentStringUtil.html"> 37</a></span> <span class="keyword">class </span><a class="code" href="classgeos_1_1noding_1_1SegmentStringUtil.html">SegmentStringUtil</a> {</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">static</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="classgeos_1_1noding_1_1SegmentStringUtil.html#ae1d7039ca7a1f3b3620bf33f90fa4a59"> 51</a></span>  <a class="code" href="classgeos_1_1noding_1_1SegmentStringUtil.html#ae1d7039ca7a1f3b3620bf33f90fa4a59">extractSegmentStrings</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>* g,</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="classgeos_1_1noding_1_1SegmentString.html#aa1d906d224117f3d08ecf66664e1b81a">SegmentString::ConstVect</a>& segStr)</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  {</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="classgeos_1_1geom_1_1LineString.html#a623ea245bf0bb90483e367005ae988db">geom::LineString::ConstVect</a> lines;</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <a class="code" href="classgeos_1_1geom_1_1util_1_1LinearComponentExtracter.html#a3b88d71fbbb980e558ee0311f743c4cf">geom::util::LinearComponentExtracter::getLines</a>(*g, lines);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordflow">for</span>(std::size_t i = 0, n = lines.size(); i < n; i++) {</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a>* line = (<a class="code" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a>*)(lines[i]);</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="comment">// we take ownership of the coordinates here</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="comment">// TODO: check if this can be optimized by getting</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">// the internal CS.</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">auto</span> pts = line-><a class="code" href="classgeos_1_1geom_1_1LineString.html#aebb5a6a2d5b7a3274ad2ed1e30f7479e">getCoordinates</a>();</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  segStr.push_back(<span class="keyword">new</span> <a class="code" href="classgeos_1_1noding_1_1NodedSegmentString.html">NodedSegmentString</a>(pts.release(), g));</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  }</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  }</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> };</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> } <span class="comment">// geos::noding</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> } <span class="comment">// geos</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">#endif // GEOS_NODING_SEGMENTSTRINGUTIL_H</span></div><div class="ttc" id="NodedSegmentString_8h_html"><div class="ttname"><a href="NodedSegmentString_8h.html">NodedSegmentString.h</a></div></div>
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<div class="ttc" id="LinearComponentExtracter_8h_html"><div class="ttname"><a href="LinearComponentExtracter_8h.html">LinearComponentExtracter.h</a></div></div>
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<div class="ttc" id="classgeos_1_1geom_1_1LineString_html_a623ea245bf0bb90483e367005ae988db"><div class="ttname"><a href="classgeos_1_1geom_1_1LineString.html#a623ea245bf0bb90483e367005ae988db">geos::geom::LineString::ConstVect</a></div><div class="ttdeci">std::vector< const LineString * > ConstVect</div><div class="ttdoc">A vector of const LineString pointers. </div><div class="ttdef"><b>Definition:</b> <a href="LineString_8h_source.html#l00075">LineString.h:75</a></div></div>
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<div class="ttc" id="classgeos_1_1noding_1_1NodedSegmentString_html"><div class="ttname"><a href="classgeos_1_1noding_1_1NodedSegmentString.html">geos::noding::NodedSegmentString</a></div><div class="ttdoc">Represents a list of contiguous line segments, and supports noding the segments. </div><div class="ttdef"><b>Definition:</b> <a href="NodedSegmentString_8h_source.html#l00057">NodedSegmentString.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_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="CoordinateSequence_8h_html"><div class="ttname"><a href="CoordinateSequence_8h.html">CoordinateSequence.h</a></div></div>
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<div class="ttc" id="classgeos_1_1noding_1_1SegmentString_html_aa1d906d224117f3d08ecf66664e1b81a"><div class="ttname"><a href="classgeos_1_1noding_1_1SegmentString.html#aa1d906d224117f3d08ecf66664e1b81a">geos::noding::SegmentString::ConstVect</a></div><div class="ttdeci">std::vector< const SegmentString * > ConstVect</div><div class="ttdef"><b>Definition:</b> <a href="SegmentString_8h_source.html#l00048">SegmentString.h:48</a></div></div>
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<div class="ttc" id="classgeos_1_1geom_1_1LineString_html_aebb5a6a2d5b7a3274ad2ed1e30f7479e"><div class="ttname"><a href="classgeos_1_1geom_1_1LineString.html#aebb5a6a2d5b7a3274ad2ed1e30f7479e">geos::geom::LineString::getCoordinates</a></div><div class="ttdeci">std::unique_ptr< CoordinateSequence > getCoordinates() const override</div><div class="ttdoc">Returns this Geometry vertices. Caller takes ownership of the returned object. </div></div>
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<div class="ttc" id="classgeos_1_1noding_1_1SegmentStringUtil_html_ae1d7039ca7a1f3b3620bf33f90fa4a59"><div class="ttname"><a href="classgeos_1_1noding_1_1SegmentStringUtil.html#ae1d7039ca7a1f3b3620bf33f90fa4a59">geos::noding::SegmentStringUtil::extractSegmentStrings</a></div><div class="ttdeci">static void extractSegmentStrings(const geom::Geometry *g, SegmentString::ConstVect &segStr)</div><div class="ttdoc">Extracts all linear components from a given Geometry to SegmentStrings. </div><div class="ttdef"><b>Definition:</b> <a href="SegmentStringUtil_8h_source.html#l00051">SegmentStringUtil.h:51</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_1util_1_1LinearComponentExtracter_html_a3b88d71fbbb980e558ee0311f743c4cf"><div class="ttname"><a href="classgeos_1_1geom_1_1util_1_1LinearComponentExtracter.html#a3b88d71fbbb980e558ee0311f743c4cf">geos::geom::util::LinearComponentExtracter::getLines</a></div><div class="ttdeci">static void getLines(const Geometry &geom, std::vector< const LineString * > &ret)</div></div>
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<div class="ttc" id="classgeos_1_1noding_1_1SegmentStringUtil_html"><div class="ttname"><a href="classgeos_1_1noding_1_1SegmentStringUtil.html">geos::noding::SegmentStringUtil</a></div><div class="ttdoc">Utility methods for processing SegmentStrings. </div><div class="ttdef"><b>Definition:</b> <a href="SegmentStringUtil_8h_source.html#l00037">SegmentStringUtil.h:37</a></div></div>
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<div class="ttc" id="LineString_8h_html"><div class="ttname"><a href="LineString_8h.html">LineString.h</a></div></div>
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