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<a href="RectangleIntersectionBuilder_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>&#160;<span class="comment">/**********************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> * GEOS - Geometry Engine Open Source</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * http://geos.osgeo.org</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * Copyright (C) 2014 Mika Heiskanen &lt;mika.heiskanen@fmi.fi&gt;</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<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>&#160;<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>&#160;<span class="comment"> * by the Free Software Foundation.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> * See the COPYING file for more information.</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> **********************************************************************/</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#ifndef GEOS_OP_INTERSECTION_RECTANGLEINTERSECTIONBUILDER_H</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="preprocessor">#define GEOS_OP_INTERSECTION_RECTANGLEINTERSECTIONBUILDER_H</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="export_8h.html">geos/export.h</a>&gt;</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#ifdef _MSC_VER</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#pragma warning(push)</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<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="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &lt;memory&gt;</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &lt;list&gt;</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="comment">// Forward declarations</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="keyword">namespace </span>geom {</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="keyword">class </span>Coordinate;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="keyword">class </span>Geometry;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="keyword">class </span>GeometryFactory;</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="keyword">class </span>Polygon;</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="keyword">class </span>LineString;</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="keyword">class </span>Point;</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;}</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="keyword">namespace </span>operation {</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="keyword">namespace </span>intersection {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="keyword">class </span>Rectangle;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;}</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;}</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;}</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacegeos.html">geos</a> {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="keyword">namespace </span>operation { <span class="comment">// geos::operation</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;<span class="keyword">namespace </span>intersection { <span class="comment">// geos::operation::intersection</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;</div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html"> 63</a></span>&#160;<span class="keyword">class </span><a class="code" href="export_8h.html#ae36df939090171f6e9a28a8cb6254fea">GEOS_DLL</a> <a class="code" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html">RectangleIntersectionBuilder</a> {</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="comment">// Regular users are not supposed to use this utility class.</span></div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#ad2b514c8884b03852eb0a609f0193c53"> 65</a></span>&#160; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersection.html">RectangleIntersection</a>;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; ~<a class="code" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html">RectangleIntersectionBuilder</a>();</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; std::unique_ptr&lt;geom::Geometry&gt; build();</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordtype">void</span> reconnectPolygons(<span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1intersection_1_1Rectangle.html">Rectangle</a>&amp; rect);</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="keywordtype">void</span> reconnect();</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <span class="keywordtype">void</span> reverseLines();</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; <span class="keywordtype">void</span> release(<a class="code" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html">RectangleIntersectionBuilder</a>&amp; parts);</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="comment">// Adding Geometry components</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keywordtype">void</span> add(<a class="code" href="classgeos_1_1geom_1_1Polygon.html">geom::Polygon</a>* g);</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordtype">void</span> add(<a class="code" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a>* g);</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keywordtype">void</span> add(<a class="code" href="classgeos_1_1geom_1_1Point.html">geom::Point</a>* g);</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="comment">// Trivial methods</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keywordtype">bool</span> empty() <span class="keyword">const</span>;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <span class="keywordtype">void</span> clear();</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="comment">// Added components</span></div><div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#a3d9416ce3cab8eb643b24aeaeaf60d2a"> 125</a></span>&#160; std::list&lt;geom::Polygon*&gt; <a class="code" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#a3d9416ce3cab8eb643b24aeaeaf60d2a">polygons</a>;</div><div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#a1da9eb6640b683b7551d41f51193bdf6"> 126</a></span>&#160; std::list&lt;geom::LineString*&gt; <a class="code" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#a1da9eb6640b683b7551d41f51193bdf6">lines</a>;</div><div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#adf397d9d962e22bdb4cc55bf8cbcacf9"> 127</a></span>&#160; std::list&lt;geom::Point*&gt; <a class="code" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#adf397d9d962e22bdb4cc55bf8cbcacf9">points</a>;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keywordtype">void</span> close_boundary(</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1intersection_1_1Rectangle.html">Rectangle</a>&amp; rect,</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; std::vector&lt;geom::Coordinate&gt;* ring,</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <span class="keywordtype">double</span> x1, <span class="keywordtype">double</span> y1,</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <span class="keywordtype">double</span> x2, <span class="keywordtype">double</span> y2);</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keywordtype">void</span> close_ring(<span class="keyword">const</span> <a class="code" href="classgeos_1_1operation_1_1intersection_1_1Rectangle.html">Rectangle</a>&amp; rect, std::vector&lt;geom::Coordinate&gt;* ring);</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;</div><div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#ac873005e873567f5ff590e8ebb6512c9"> 149</a></span>&#160; <a class="code" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#ac873005e873567f5ff590e8ebb6512c9">RectangleIntersectionBuilder</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>&amp; f)</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; : _gf(f) {}</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160;</div><div class="line"><a name="l00152"></a><span class="lineno"><a class="line" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#a627a74327d39f7184017b28a382ac6fb"> 152</a></span>&#160; <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>&amp; <a class="code" href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#a627a74327d39f7184017b28a382ac6fb">_gf</a>;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160;}; <span class="comment">// class RectangleIntersectionBuilder</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;} <span class="comment">// namespace geos::operation::intersection</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;} <span class="comment">// namespace geos::operation</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160;} <span class="comment">// namespace geos</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;<span class="preprocessor">#endif // GEOS_OP_INTERSECTION_RECTANGLEINTERSECTIONBUILDER_H</span></div><div class="ttc" id="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder_html_a1da9eb6640b683b7551d41f51193bdf6"><div class="ttname"><a href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#a1da9eb6640b683b7551d41f51193bdf6">geos::operation::intersection::RectangleIntersectionBuilder::lines</a></div><div class="ttdeci">std::list&lt; geom::LineString * &gt; lines</div><div class="ttdef"><b>Definition:</b> <a href="RectangleIntersectionBuilder_8h_source.html#l00126">RectangleIntersectionBuilder.h:126</a></div></div>
<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>
<div class="ttc" id="export_8h_html"><div class="ttname"><a href="export_8h.html">export.h</a></div></div>
<div class="ttc" id="classgeos_1_1operation_1_1intersection_1_1RectangleIntersection_html"><div class="ttname"><a href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersection.html">geos::operation::intersection::RectangleIntersection</a></div><div class="ttdoc">Speed-optimized clipping of a Geometry with a rectangle. </div><div class="ttdef"><b>Definition:</b> <a href="RectangleIntersection_8h_source.html#l00075">RectangleIntersection.h:75</a></div></div>
<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>
<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>
<div class="ttc" id="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder_html_ac873005e873567f5ff590e8ebb6512c9"><div class="ttname"><a href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#ac873005e873567f5ff590e8ebb6512c9">geos::operation::intersection::RectangleIntersectionBuilder::RectangleIntersectionBuilder</a></div><div class="ttdeci">RectangleIntersectionBuilder(const geom::GeometryFactory &amp;f)</div><div class="ttdef"><b>Definition:</b> <a href="RectangleIntersectionBuilder_8h_source.html#l00149">RectangleIntersectionBuilder.h:149</a></div></div>
<div class="ttc" id="classgeos_1_1geom_1_1GeometryFactory_html"><div class="ttname"><a href="classgeos_1_1geom_1_1GeometryFactory.html">geos::geom::GeometryFactory</a></div><div class="ttdoc">Supplies a set of utility methods for building Geometry objects from CoordinateSequence or other Geom...</div><div class="ttdef"><b>Definition:</b> <a href="GeometryFactory_8h_source.html#l00068">GeometryFactory.h:68</a></div></div>
<div class="ttc" id="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder_html_adf397d9d962e22bdb4cc55bf8cbcacf9"><div class="ttname"><a href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#adf397d9d962e22bdb4cc55bf8cbcacf9">geos::operation::intersection::RectangleIntersectionBuilder::points</a></div><div class="ttdeci">std::list&lt; geom::Point * &gt; points</div><div class="ttdef"><b>Definition:</b> <a href="RectangleIntersectionBuilder_8h_source.html#l00127">RectangleIntersectionBuilder.h:127</a></div></div>
<div class="ttc" id="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder_html_a3d9416ce3cab8eb643b24aeaeaf60d2a"><div class="ttname"><a href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#a3d9416ce3cab8eb643b24aeaeaf60d2a">geos::operation::intersection::RectangleIntersectionBuilder::polygons</a></div><div class="ttdeci">std::list&lt; geom::Polygon * &gt; polygons</div><div class="ttdef"><b>Definition:</b> <a href="RectangleIntersectionBuilder_8h_source.html#l00125">RectangleIntersectionBuilder.h:125</a></div></div>
<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>
<div class="ttc" id="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder_html_a627a74327d39f7184017b28a382ac6fb"><div class="ttname"><a href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html#a627a74327d39f7184017b28a382ac6fb">geos::operation::intersection::RectangleIntersectionBuilder::_gf</a></div><div class="ttdeci">const geom::GeometryFactory &amp; _gf</div><div class="ttdef"><b>Definition:</b> <a href="RectangleIntersectionBuilder_8h_source.html#l00152">RectangleIntersectionBuilder.h:152</a></div></div>
<div class="ttc" id="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder_html"><div class="ttname"><a href="classgeos_1_1operation_1_1intersection_1_1RectangleIntersectionBuilder.html">geos::operation::intersection::RectangleIntersectionBuilder</a></div><div class="ttdoc">Rebuild geometries from subpaths left by clipping with a rectangle. </div><div class="ttdef"><b>Definition:</b> <a href="RectangleIntersectionBuilder_8h_source.html#l00063">RectangleIntersectionBuilder.h:63</a></div></div>
<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>
<div class="ttc" id="classgeos_1_1operation_1_1intersection_1_1Rectangle_html"><div class="ttname"><a href="classgeos_1_1operation_1_1intersection_1_1Rectangle.html">geos::operation::intersection::Rectangle</a></div><div class="ttdoc">Clipping rectangle. </div><div class="ttdef"><b>Definition:</b> <a href="Rectangle_8h_source.html#l00051">Rectangle.h:51</a></div></div>
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