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Generated by Doxygen 1.8.5 --> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> </ul> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="dir_78009f08da3e03d86b70776dcc463e92.html">include</a></li><li class="navelem"><a class="el" href="dir_40c9e98f0599f998dfc16f8b0ec4bf37.html">geos</a></li><li class="navelem"><a class="el" href="dir_f668171e8350b181e259dde8fa6049a3.html">simplify</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">DouglasPeuckerLineSimplifier.h</div> </div> </div><!--header--> <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 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/DouglasPeuckerLineSimplifier.java rev. 1.4</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_SIMPLIFY_DOUBGLASPEUCKERLINESIMPLIFIER_H</span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span><span class="preprocessor">#define GEOS_SIMPLIFY_DOUBGLASPEUCKERLINESIMPLIFIER_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> <span class="preprocessor">#include <vector></span></div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <memory></span> <span class="comment">// for auto_ptr</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">#ifdef _MSC_VER</span></div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"></span><span class="preprocessor">#pragma warning(push)</span></div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"></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="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor"></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>geom {</div> <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">class </span>Coordinate;</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>simplify { <span class="comment">// geos::simplify</span></div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div> <div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classgeos_1_1simplify_1_1DouglasPeuckerLineSimplifier.html"> 45</a></span> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1simplify_1_1DouglasPeuckerLineSimplifier.html">DouglasPeuckerLineSimplifier</a> {</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> <span class="keyword">public</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">typedef</span> std::vector<short int> BoolVect;</div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">typedef</span> std::auto_ptr<BoolVect> BoolVectAutoPtr;</div> <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div> <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">typedef</span> std::vector<geom::Coordinate> CoordsVect;</div> <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">typedef</span> std::auto_ptr<CoordsVect> CoordsVectAutoPtr;</div> <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div> <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div> <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">static</span> CoordsVectAutoPtr simplify(</div> <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">const</span> CoordsVect& nPts,</div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">double</span> distanceTolerance);</div> <div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div> <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <a class="code" href="classgeos_1_1simplify_1_1DouglasPeuckerLineSimplifier.html">DouglasPeuckerLineSimplifier</a>(<span class="keyword">const</span> CoordsVect& nPts);</div> <div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div> <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">void</span> setDistanceTolerance(<span class="keywordtype">double</span> nDistanceTolerance);</div> <div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  CoordsVectAutoPtr simplify();</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> <span class="keyword">private</span>:</div> <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div> <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keyword">const</span> CoordsVect& pts;</div> <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  BoolVectAutoPtr usePt;</div> <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordtype">double</span> distanceTolerance;</div> <div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div> <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordtype">void</span> simplifySection(std::size_t i, std::size_t j);</div> <div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div> <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="comment">// Declare type as noncopyable</span></div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <a class="code" href="classgeos_1_1simplify_1_1DouglasPeuckerLineSimplifier.html">DouglasPeuckerLineSimplifier</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1simplify_1_1DouglasPeuckerLineSimplifier.html">DouglasPeuckerLineSimplifier</a>& other);</div> <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <a class="code" href="classgeos_1_1simplify_1_1DouglasPeuckerLineSimplifier.html">DouglasPeuckerLineSimplifier</a>& operator=(<span class="keyword">const</span> <a class="code" href="classgeos_1_1simplify_1_1DouglasPeuckerLineSimplifier.html">DouglasPeuckerLineSimplifier</a>& rhs);</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> </div> <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> } <span class="comment">// namespace geos::simplify</span></div> <div class="line"><a name="l00096"></a><span class="lineno"> 96</span> } <span class="comment">// namespace geos</span></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> <span class="preprocessor">#ifdef _MSC_VER</span></div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor"></span><span class="preprocessor">#pragma warning(pop)</span></div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div> <div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor">#endif // GEOS_SIMPLIFY_DOUBGLASPEUCKERLINESIMPLIFIER_H</span></div> <div class="ttc" id="classgeos_1_1simplify_1_1DouglasPeuckerLineSimplifier_html"><div class="ttname"><a href="classgeos_1_1simplify_1_1DouglasPeuckerLineSimplifier.html">geos::simplify::DouglasPeuckerLineSimplifier</a></div><div class="ttdoc">Simplifies a linestring (sequence of points) using the standard Douglas-Peucker algorithm. </div><div class="ttdef"><b>Definition:</b> DouglasPeuckerLineSimplifier.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" 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