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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_4d687f0db8fdbb16aacb13de07d89a60.html">simplify</a></li> </ul>
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<div class="title">TaggedLinesSimplifier.h</div> </div>
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<a href="TaggedLinesSimplifier_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 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: simplify/TaggedLinesSimplifier.java rev. 1.4 (JTS-1.7.1)</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> <span class="comment"> *</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * NOTES: changed from JTS design adding a private</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * TaggedLineStringSimplifier member and making</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * simplify(collection) method become a templated</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * function.</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> *</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> **********************************************************************/</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="preprocessor">#ifndef GEOS_SIMPLIFY_TAGGEDLINESSIMPLIFIER_H</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#define GEOS_SIMPLIFY_TAGGEDLINESSIMPLIFIER_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 <<a class="code" href="export_8h.html">geos/export.h</a>></span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <vector></span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <memory></span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <cassert></span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include <<a class="code" href="LineSegmentIndex_8h.html">geos/simplify/LineSegmentIndex.h</a>></span> <span class="comment">// for templated function body</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include <<a class="code" href="TaggedLineStringSimplifier_8h.html">geos/simplify/TaggedLineStringSimplifier.h</a>></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> <span class="preprocessor">#ifdef _MSC_VER</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#pragma warning(push)</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// Forward declarations</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">namespace </span>simplify {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">class </span>TaggedLineString;</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> }</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> }</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="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">namespace </span>simplify { <span class="comment">// geos::simplify</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html"> 56</a></span> <span class="keyword">class </span><a class="code" href="export_8h.html#ae36df939090171f6e9a28a8cb6254fea">GEOS_DLL</a> <a class="code" href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html">TaggedLinesSimplifier</a> {</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </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"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <a class="code" href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html">TaggedLinesSimplifier</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>  <span class="keywordtype">void</span> setDistanceTolerance(<span class="keywordtype">double</span> tolerance);</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">template</span> <<span class="keyword">class</span> iterator_type></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordtype">void</span></div><div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#add2b72048f396af3735fa6628f3496ab"> 83</a></span>  <a class="code" href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#add2b72048f396af3735fa6628f3496ab">simplify</a>(</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  iterator_type begin,</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  iterator_type end)</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  {</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">// add lines to the index</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">for</span>(iterator_type it = begin; it != end; ++it) {</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  assert(*it);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  inputIndex->add(*(*it));</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> </div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// Simplify lines</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">for</span>(iterator_type it = begin; it != end; ++it) {</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  assert(*it);</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  simplify(*(*it));</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>  }</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> </div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordtype">void</span> simplify(<a class="code" href="classgeos_1_1simplify_1_1TaggedLineString.html">TaggedLineString</a>& line);</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00105"></a><span class="lineno"><a class="line" href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#a63cb43d148a563c334608374bce3c00d"> 105</a></span>  std::unique_ptr<LineSegmentIndex> <a class="code" href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#a63cb43d148a563c334608374bce3c00d">inputIndex</a>;</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div><div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#aea09af66cc113b9c55a4fe6599721696"> 107</a></span>  std::unique_ptr<LineSegmentIndex> <a class="code" href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#aea09af66cc113b9c55a4fe6599721696">outputIndex</a>;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#a2be5ad1d7e2ab46d812e2f1444e303f0"> 109</a></span>  std::unique_ptr<TaggedLineStringSimplifier> <a class="code" href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#a2be5ad1d7e2ab46d812e2f1444e303f0">taggedlineSimplifier</a>;</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> } <span class="comment">// namespace geos::simplify</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> } <span class="comment">// namespace geos</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="preprocessor">#ifdef _MSC_VER</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="preprocessor">#pragma warning(pop)</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="preprocessor">#endif // GEOS_SIMPLIFY_TAGGEDLINESSIMPLIFIER_H</span></div><div class="ttc" id="TaggedLineStringSimplifier_8h_html"><div class="ttname"><a href="TaggedLineStringSimplifier_8h.html">TaggedLineStringSimplifier.h</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_1simplify_1_1TaggedLinesSimplifier_html_a2be5ad1d7e2ab46d812e2f1444e303f0"><div class="ttname"><a href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#a2be5ad1d7e2ab46d812e2f1444e303f0">geos::simplify::TaggedLinesSimplifier::taggedlineSimplifier</a></div><div class="ttdeci">std::unique_ptr< TaggedLineStringSimplifier > taggedlineSimplifier</div><div class="ttdef"><b>Definition:</b> <a href="TaggedLinesSimplifier_8h_source.html#l00109">TaggedLinesSimplifier.h:109</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="classgeos_1_1simplify_1_1TaggedLinesSimplifier_html_aea09af66cc113b9c55a4fe6599721696"><div class="ttname"><a href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#aea09af66cc113b9c55a4fe6599721696">geos::simplify::TaggedLinesSimplifier::outputIndex</a></div><div class="ttdeci">std::unique_ptr< LineSegmentIndex > outputIndex</div><div class="ttdef"><b>Definition:</b> <a href="TaggedLinesSimplifier_8h_source.html#l00107">TaggedLinesSimplifier.h:107</a></div></div>
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<div class="ttc" id="classgeos_1_1simplify_1_1TaggedLinesSimplifier_html"><div class="ttname"><a href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html">geos::simplify::TaggedLinesSimplifier</a></div><div class="ttdoc">Simplifies a collection of TaggedLineStrings, preserving topology (in the sense that no new intersect...</div><div class="ttdef"><b>Definition:</b> <a href="TaggedLinesSimplifier_8h_source.html#l00056">TaggedLinesSimplifier.h:56</a></div></div>
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<div class="ttc" id="LineSegmentIndex_8h_html"><div class="ttname"><a href="LineSegmentIndex_8h.html">LineSegmentIndex.h</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_1simplify_1_1TaggedLineString_html"><div class="ttname"><a href="classgeos_1_1simplify_1_1TaggedLineString.html">geos::simplify::TaggedLineString</a></div><div class="ttdoc">Contains and owns a list of TaggedLineSegments. </div><div class="ttdef"><b>Definition:</b> <a href="TaggedLineString_8h_source.html#l00058">TaggedLineString.h:58</a></div></div>
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<div class="ttc" id="classgeos_1_1simplify_1_1TaggedLinesSimplifier_html_a63cb43d148a563c334608374bce3c00d"><div class="ttname"><a href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#a63cb43d148a563c334608374bce3c00d">geos::simplify::TaggedLinesSimplifier::inputIndex</a></div><div class="ttdeci">std::unique_ptr< LineSegmentIndex > inputIndex</div><div class="ttdef"><b>Definition:</b> <a href="TaggedLinesSimplifier_8h_source.html#l00105">TaggedLinesSimplifier.h:105</a></div></div>
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<div class="ttc" id="classgeos_1_1simplify_1_1TaggedLinesSimplifier_html_add2b72048f396af3735fa6628f3496ab"><div class="ttname"><a href="classgeos_1_1simplify_1_1TaggedLinesSimplifier.html#add2b72048f396af3735fa6628f3496ab">geos::simplify::TaggedLinesSimplifier::simplify</a></div><div class="ttdeci">void simplify(iterator_type begin, iterator_type end)</div><div class="ttdoc">Simplify a set of TaggedLineStrings. </div><div class="ttdef"><b>Definition:</b> <a href="TaggedLinesSimplifier_8h_source.html#l00083">TaggedLinesSimplifier.h:83</a></div></div>
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