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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.5"/> <title>GEOS: SegmentNode.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">GEOS  <span id="projectnumber">3.5.0</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by 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<div class="contents"> <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"> * Last port: noding/SegmentNode.java rev. 1.6 (JTS-1.9)</span></div> <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> *</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> </div> <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#ifndef GEOS_NODING_SEGMENTNODE_H</span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span><span class="preprocessor">#define GEOS_NODING_SEGMENTNODE_H</span></div> <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <geos/export.h></span></div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <vector></span></div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <iostream></span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <geos/inline.h></span></div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <geos/geom/Coordinate.h></span></div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div> <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// Forward declarations</span></div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">namespace </span>geos {</div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">namespace </span>noding {</div> <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">class </span>NodedSegmentString;</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>geos {</div> <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">namespace </span>noding { <span class="comment">// geos.noding</span></div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div> <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">//</span></div> <div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classgeos_1_1noding_1_1SegmentNode.html"> 45</a></span> <span class="comment"></span><span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1noding_1_1SegmentNode.html">SegmentNode</a> {</div> <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">private</span>:</div> <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1noding_1_1NodedSegmentString.html">NodedSegmentString</a>& segString;</div> <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordtype">int</span> segmentOctant;</div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div> <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordtype">bool</span> isInteriorVar;</div> <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div> <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// Declare type as noncopyable</span></div> <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="classgeos_1_1noding_1_1SegmentNode.html">SegmentNode</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1noding_1_1SegmentNode.html">SegmentNode</a>& other);</div> <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <a class="code" href="classgeos_1_1noding_1_1SegmentNode.html">SegmentNode</a>& operator=(<span class="keyword">const</span> <a class="code" href="classgeos_1_1noding_1_1SegmentNode.html">SegmentNode</a>& rhs);</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="keyword">public</span>:</div> <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">friend</span> std::ostream& operator<< (std::ostream& os, <span class="keyword">const</span> <a class="code" href="classgeos_1_1noding_1_1SegmentNode.html">SegmentNode</a>& n);</div> <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div> <div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="classgeos_1_1noding_1_1SegmentNode.html#a5656325aac7b3507394727895094625d"> 61</a></span>  <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> <a class="code" href="classgeos_1_1noding_1_1SegmentNode.html#a5656325aac7b3507394727895094625d">coord</a>; </div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div> <div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classgeos_1_1noding_1_1SegmentNode.html#a746b101d341a2ce9c54e6f8d43deeeca"> 64</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classgeos_1_1noding_1_1SegmentNode.html#a746b101d341a2ce9c54e6f8d43deeeca">segmentIndex</a>; </div> <div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div> <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">//</span></div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment"></span> <a class="code" href="classgeos_1_1noding_1_1SegmentNode.html">SegmentNode</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1noding_1_1NodedSegmentString.html">NodedSegmentString</a>& ss,</div> <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a>& nCoord,</div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nSegmentIndex, <span class="keywordtype">int</span> nSegmentOctant);</div> <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div> <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  ~<a class="code" href="classgeos_1_1noding_1_1SegmentNode.html">SegmentNode</a>() {}</div> <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div> <div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="classgeos_1_1noding_1_1SegmentNode.html#a3711af5a5d599412c0fb916d1155d2a6"> 89</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classgeos_1_1noding_1_1SegmentNode.html#a3711af5a5d599412c0fb916d1155d2a6">isInterior</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> isInteriorVar; }</div> <div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordtype">bool</span> isEndPoint(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> maxSegmentIndex) <span class="keyword">const</span>;</div> <div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordtype">int</span> compareTo(<span class="keyword">const</span> <a class="code" href="classgeos_1_1noding_1_1SegmentNode.html">SegmentNode</a>& other);</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>  <span class="comment">//string print() const;</span></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> std::ostream& operator<< (std::ostream& os, <span class="keyword">const</span> SegmentNode& n);</div> <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div> <div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="keyword">struct </span>GEOS_DLL SegmentNodeLT {</div> <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordtype">bool</span> operator()(SegmentNode *s1, SegmentNode *s2)<span class="keyword"> const </span>{</div> <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">return</span> s1->compareTo(*s2)<0;</div> <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  }</div> <div class="line"><a name="l00111"></a><span class="lineno"> 111</span> };</div> <div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div> <div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div> <div class="line"><a name="l00114"></a><span class="lineno"> 114</span> } <span class="comment">// namespace geos.noding</span></div> <div class="line"><a name="l00115"></a><span class="lineno"> 115</span> } <span class="comment">// namespace geos</span></div> <div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div> <div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="preprocessor">#endif // GEOS_NODING_SEGMENTNODE_H</span></div> <div class="ttc" id="classgeos_1_1noding_1_1SegmentNode_html_a746b101d341a2ce9c54e6f8d43deeeca"><div class="ttname"><a href="classgeos_1_1noding_1_1SegmentNode.html#a746b101d341a2ce9c54e6f8d43deeeca">geos::noding::SegmentNode::segmentIndex</a></div><div class="ttdeci">unsigned int segmentIndex</div><div class="ttdoc">the index of the containing line segment in the parent edge </div><div class="ttdef"><b>Definition:</b> SegmentNode.h:64</div></div> <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> Coordinate.h:60</div></div> <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> NodedSegmentString.h:57</div></div> <div class="ttc" id="classgeos_1_1noding_1_1SegmentNode_html_a5656325aac7b3507394727895094625d"><div class="ttname"><a href="classgeos_1_1noding_1_1SegmentNode.html#a5656325aac7b3507394727895094625d">geos::noding::SegmentNode::coord</a></div><div class="ttdeci">geom::Coordinate coord</div><div class="ttdoc">the point of intersection (own copy) </div><div class="ttdef"><b>Definition:</b> SegmentNode.h:61</div></div> <div class="ttc" id="classgeos_1_1noding_1_1SegmentNode_html_a3711af5a5d599412c0fb916d1155d2a6"><div class="ttname"><a href="classgeos_1_1noding_1_1SegmentNode.html#a3711af5a5d599412c0fb916d1155d2a6">geos::noding::SegmentNode::isInterior</a></div><div class="ttdeci">bool isInterior() const </div><div class="ttdoc">Return true if this Node is internal (not on the boundary) of the corresponding segment. Currently only the first segment endpoint is checked, actually. </div><div class="ttdef"><b>Definition:</b> SegmentNode.h:89</div></div> <div class="ttc" id="classgeos_1_1noding_1_1SegmentNode_html"><div class="ttname"><a href="classgeos_1_1noding_1_1SegmentNode.html">geos::noding::SegmentNode</a></div><div class="ttdoc">Represents an intersection point between two NodedSegmentString. </div><div class="ttdef"><b>Definition:</b> SegmentNode.h:45</div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.5 </small></address> </body> </html>