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<li class="navelem"><a class="el" href="namespacegeos.html">geos</a></li><li class="navelem"><a class="el" href="namespacegeos_1_1operation.html">operation</a></li><li class="navelem"><a class="el" href="namespacegeos_1_1operation_1_1overlayng.html">overlayng</a></li><li class="navelem"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a></li> </ul>
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<p><code>#include &lt;<a class="el" href="OverlayEdgeRing_8h_source.html">OverlayEdgeRing.h</a>&gt;</code></p>
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Collaboration diagram for geos::operation::overlayng::OverlayEdgeRing:</div>
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Public Member Functions</h2></td></tr>
<tr class="memitem:a711e91c864df55ed0d7bbf25c3c80513"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a711e91c864df55ed0d7bbf25c3c80513">OverlayEdgeRing</a> (<a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdge.html">OverlayEdge</a> *start, const <a class="el" href="classgeos_1_1geom_1_1GeometryFactory.html">GeometryFactory</a> *geometryFactory)</td></tr>
<tr class="separator:a711e91c864df55ed0d7bbf25c3c80513"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6afad92000cfdf2cebfa758bdc348c9a"><td class="memItemLeft" align="right" valign="top">std::unique_ptr&lt; <a class="el" href="classgeos_1_1geom_1_1LinearRing.html">LinearRing</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a6afad92000cfdf2cebfa758bdc348c9a">getRing</a> ()</td></tr>
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<tr class="memitem:a52345559a68eee5c59f12b6754219db6"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classgeos_1_1geom_1_1LinearRing.html">LinearRing</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a52345559a68eee5c59f12b6754219db6">getRingPtr</a> () const </td></tr>
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<tr class="memitem:a8de5c545fef0ccbd618543bcd381362e"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a8de5c545fef0ccbd618543bcd381362e">isHole</a> () const </td></tr>
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<tr class="memitem:a9e1df9dc18d0fb61f3a14c1d15d09b21"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a9e1df9dc18d0fb61f3a14c1d15d09b21">setShell</a> (<a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a> *p_shell)</td></tr>
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<tr class="memitem:ae0c85a0a617b5395f358d2a1a72114fd"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#ae0c85a0a617b5395f358d2a1a72114fd">hasShell</a> () const </td></tr>
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<tr class="memitem:aea018022df161213dd42c121ce4eeca8"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#aea018022df161213dd42c121ce4eeca8">getShell</a> () const </td></tr>
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<tr class="memitem:a529ddedb6cf1875b6b2cd7604a0cf773"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a529ddedb6cf1875b6b2cd7604a0cf773">addHole</a> (<a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a> *<a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a733f80f01be75e2bb1a688bb001da2e8">ring</a>)</td></tr>
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<tr class="memitem:a6c0056378d46e96c6f78a2a0c1e4facd"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a6c0056378d46e96c6f78a2a0c1e4facd">isInRing</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &amp;pt)</td></tr>
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<tr class="memitem:a17b8e1cd57ba598a2c14d3edc29a5c8a"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a17b8e1cd57ba598a2c14d3edc29a5c8a">getCoordinate</a> ()</td></tr>
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<tr class="memitem:abe17ad3563b5846cd7f5f352a5b30eaa"><td class="memItemLeft" align="right" valign="top">std::unique_ptr&lt; <a class="el" href="classgeos_1_1geom_1_1Polygon.html">Polygon</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#abe17ad3563b5846cd7f5f352a5b30eaa">toPolygon</a> (const <a class="el" href="classgeos_1_1geom_1_1GeometryFactory.html">GeometryFactory</a> *factory)</td></tr>
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<tr class="memitem:a8ca6bc2f614a64c9a1262751a3c9a0b5"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdge.html">OverlayEdge</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a8ca6bc2f614a64c9a1262751a3c9a0b5">getEdge</a> ()</td></tr>
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<tr class="memitem:ac773f3fc0c1c7414d66eb0d77b65585c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#ac773f3fc0c1c7414d66eb0d77b65585c">findEdgeRingContaining</a> (std::vector&lt; <a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a> * &gt; &amp;erList)</td></tr>
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</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-methods"></a>
Private Member Functions</h2></td></tr>
<tr class="memitem:ac4010450122333558b07e4bbcc6592b8"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#ac4010450122333558b07e4bbcc6592b8">computeRingPts</a> (<a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdge.html">OverlayEdge</a> *start, <a class="el" href="classgeos_1_1geom_1_1CoordinateArraySequence.html">CoordinateArraySequence</a> &amp;pts)</td></tr>
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<tr class="memitem:a228db9df8946c980015b5843ccd63c3b"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a228db9df8946c980015b5843ccd63c3b">computeRing</a> (const <a class="el" href="classgeos_1_1geom_1_1CoordinateArraySequence.html">CoordinateArraySequence</a> &amp;<a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#ac01eb41231ebe000ef2435d774fe113c">ringPts</a>, const <a class="el" href="classgeos_1_1geom_1_1GeometryFactory.html">GeometryFactory</a> *geometryFactory)</td></tr>
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<tr class="memitem:a979aafb2d45deb374088dfcaa601e579"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classgeos_1_1geom_1_1CoordinateArraySequence.html">CoordinateArraySequence</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a979aafb2d45deb374088dfcaa601e579">getCoordinates</a> ()</td></tr>
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<tr class="memitem:af83764f93efa1f16d86e0c7824d0f36d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1algorithm_1_1locate_1_1PointOnGeometryLocator.html">PointOnGeometryLocator</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#af83764f93efa1f16d86e0c7824d0f36d">getLocator</a> ()</td></tr>
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<tr class="memitem:a14a0485457836546b7cdf7babdc86841"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a14a0485457836546b7cdf7babdc86841">closeRing</a> (<a class="el" href="classgeos_1_1geom_1_1CoordinateArraySequence.html">CoordinateArraySequence</a> &amp;pts)</td></tr>
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</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-attribs"></a>
Private Attributes</h2></td></tr>
<tr class="memitem:a768922805f9b84462aebcac7e5621f37"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdge.html">OverlayEdge</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a768922805f9b84462aebcac7e5621f37">startEdge</a></td></tr>
<tr class="separator:a768922805f9b84462aebcac7e5621f37"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a733f80f01be75e2bb1a688bb001da2e8"><td class="memItemLeft" align="right" valign="top">std::unique_ptr&lt; <a class="el" href="classgeos_1_1geom_1_1LinearRing.html">LinearRing</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a733f80f01be75e2bb1a688bb001da2e8">ring</a></td></tr>
<tr class="separator:a733f80f01be75e2bb1a688bb001da2e8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab392a8510ab67a7c0ec505539b6a4c1c"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#ab392a8510ab67a7c0ec505539b6a4c1c">m_isHole</a></td></tr>
<tr class="separator:ab392a8510ab67a7c0ec505539b6a4c1c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac01eb41231ebe000ef2435d774fe113c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1geom_1_1CoordinateArraySequence.html">CoordinateArraySequence</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#ac01eb41231ebe000ef2435d774fe113c">ringPts</a></td></tr>
<tr class="separator:ac01eb41231ebe000ef2435d774fe113c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2012c4e54d8bdcd50727eb14957e36c7"><td class="memItemLeft" align="right" valign="top">std::unique_ptr&lt; <a class="el" href="classgeos_1_1algorithm_1_1locate_1_1IndexedPointInAreaLocator.html">IndexedPointInAreaLocator</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a2012c4e54d8bdcd50727eb14957e36c7">locator</a></td></tr>
<tr class="separator:a2012c4e54d8bdcd50727eb14957e36c7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a04cf663309bda202faefdbacd0f108e8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a04cf663309bda202faefdbacd0f108e8">shell</a></td></tr>
<tr class="separator:a04cf663309bda202faefdbacd0f108e8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a08d0046a521d777abb46348ebdaeb7d0"><td class="memItemLeft" align="right" valign="top">std::vector&lt; <a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a> * &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html#a08d0046a521d777abb46348ebdaeb7d0">holes</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock">
<p>Definition at line <a class="el" href="OverlayEdgeRing_8h_source.html#l00051">51</a> of file <a class="el" href="OverlayEdgeRing_8h_source.html">OverlayEdgeRing.h</a>.</p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<td class="memname">geos::operation::overlayng::OverlayEdgeRing::OverlayEdgeRing </td>
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<td class="paramtype"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdge.html">OverlayEdge</a> *&#160;</td>
<td class="paramname"><em>start</em>, </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1GeometryFactory.html">GeometryFactory</a> *&#160;</td>
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<h2 class="groupheader">Member Function Documentation</h2>
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<td class="memname">void geos::operation::overlayng::OverlayEdgeRing::addHole </td>
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<td class="paramtype"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a> *&#160;</td>
<td class="paramname"><em>ring</em></td><td>)</td>
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<td class="memname">void geos::operation::overlayng::OverlayEdgeRing::closeRing </td>
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<td class="paramtype"><a class="el" href="classgeos_1_1geom_1_1CoordinateArraySequence.html">CoordinateArraySequence</a> &amp;&#160;</td>
<td class="paramname"><em>pts</em></td><td>)</td>
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<span class="mlabels"><span class="mlabel">private</span></span> </td>
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<td class="memname">void geos::operation::overlayng::OverlayEdgeRing::computeRing </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1CoordinateArraySequence.html">CoordinateArraySequence</a> &amp;&#160;</td>
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<td class="memname">void geos::operation::overlayng::OverlayEdgeRing::computeRingPts </td>
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<td class="memname"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a>* geos::operation::overlayng::OverlayEdgeRing::findEdgeRingContaining </td>
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<p>Finds the innermost enclosing shell <a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a> containing this <a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a>, if any. The innermost enclosing ring is the smallest enclosing ring. The algorithm used depends on the fact that: ring A contains ring B iff envelope(ring A) contains envelope(ring B)</p>
<p>This routine is only safe to use if the chosen point of the hole is known to be properly contained in a shell (which is guaranteed to be the case if the hole does not touch its shell)</p>
<p>To improve performance of this function the caller should make the passed shellList as small as possible (e.g. by using a spatial index filter beforehand).</p>
<dl class="section return"><dt>Returns</dt><dd>containing EdgeRing, if there is one or null if no containing EdgeRing is found </dd></dl>
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<p>Computes the list of coordinates which are contained in this ring. The coordinates are computed once only and cached. </p><dl class="section return"><dt>Returns</dt><dd>an array of the <a class="el" href="">Coordinate</a>s in this ring </dd></dl>
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<td class="memname"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdge.html">OverlayEdge</a>* geos::operation::overlayng::OverlayEdgeRing::getEdge </td>
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<td class="memname"><a class="el" href="classgeos_1_1algorithm_1_1locate_1_1PointOnGeometryLocator.html">PointOnGeometryLocator</a>* geos::operation::overlayng::OverlayEdgeRing::getLocator </td>
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<td class="memname">std::unique_ptr&lt;<a class="el" href="classgeos_1_1geom_1_1LinearRing.html">LinearRing</a>&gt; geos::operation::overlayng::OverlayEdgeRing::getRing </td>
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<td class="memname">const <a class="el" href="classgeos_1_1geom_1_1LinearRing.html">LinearRing</a>* geos::operation::overlayng::OverlayEdgeRing::getRingPtr </td>
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<td class="memname">const <a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a>* geos::operation::overlayng::OverlayEdgeRing::getShell </td>
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<p>Gets the shell for this ring. The shell is the ring itself if it is not a hole, otherwise its parent shell.</p>
<dl class="section return"><dt>Returns</dt><dd>the shell for this ring </dd></dl>
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<p>Tests whether this ring has a shell assigned to it.</p>
<dl class="section return"><dt>Returns</dt><dd>true if the ring has a shell </dd></dl>
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<p>Tests whether this ring is a hole. </p><dl class="section return"><dt>Returns</dt><dd><code>true</code> if this ring is a hole </dd></dl>
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<td class="memname">void geos::operation::overlayng::OverlayEdgeRing::setShell </td>
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<td class="paramname"><em>p_shell</em></td><td>)</td>
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<p>Sets the containing shell ring of a ring that has been determined to be a hole.</p>
<dl class="params"><dt>Parameters</dt><dd>
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<td class="memname">std::unique_ptr&lt;<a class="el" href="classgeos_1_1geom_1_1Polygon.html">Polygon</a>&gt; geos::operation::overlayng::OverlayEdgeRing::toPolygon </td>
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<p>Computes the <a class="el" href="">Polygon</a> formed by this ring and any contained holes. </p><dl class="section return"><dt>Returns</dt><dd>the <a class="el" href="">Polygon</a> formed by this ring and its holes. </dd></dl>
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<h2 class="groupheader">Member Data Documentation</h2>
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<td class="memname">std::vector&lt;<a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a>*&gt; geos::operation::overlayng::OverlayEdgeRing::holes</td>
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<p>Definition at line <a class="el" href="OverlayEdgeRing_8h_source.html#l00063">63</a> of file <a class="el" href="OverlayEdgeRing_8h_source.html">OverlayEdgeRing.h</a>.</p>
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<td class="memname">std::unique_ptr&lt;<a class="el" href="classgeos_1_1algorithm_1_1locate_1_1IndexedPointInAreaLocator.html">IndexedPointInAreaLocator</a>&gt; geos::operation::overlayng::OverlayEdgeRing::locator</td>
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<p>Definition at line <a class="el" href="OverlayEdgeRing_8h_source.html#l00060">60</a> of file <a class="el" href="OverlayEdgeRing_8h_source.html">OverlayEdgeRing.h</a>.</p>
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<p>Definition at line <a class="el" href="OverlayEdgeRing_8h_source.html#l00058">58</a> of file <a class="el" href="OverlayEdgeRing_8h_source.html">OverlayEdgeRing.h</a>.</p>
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<td class="memname">std::unique_ptr&lt;<a class="el" href="classgeos_1_1geom_1_1LinearRing.html">LinearRing</a>&gt; geos::operation::overlayng::OverlayEdgeRing::ring</td>
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<p>Definition at line <a class="el" href="OverlayEdgeRing_8h_source.html#l00057">57</a> of file <a class="el" href="OverlayEdgeRing_8h_source.html">OverlayEdgeRing.h</a>.</p>
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<td class="memname"><a class="el" href="classgeos_1_1geom_1_1CoordinateArraySequence.html">CoordinateArraySequence</a> geos::operation::overlayng::OverlayEdgeRing::ringPts</td>
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<p>Definition at line <a class="el" href="OverlayEdgeRing_8h_source.html#l00059">59</a> of file <a class="el" href="OverlayEdgeRing_8h_source.html">OverlayEdgeRing.h</a>.</p>
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<td class="memname"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdgeRing.html">OverlayEdgeRing</a>* geos::operation::overlayng::OverlayEdgeRing::shell</td>
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<p>Definition at line <a class="el" href="OverlayEdgeRing_8h_source.html#l00061">61</a> of file <a class="el" href="OverlayEdgeRing_8h_source.html">OverlayEdgeRing.h</a>.</p>
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<td class="memname"><a class="el" href="classgeos_1_1operation_1_1overlayng_1_1OverlayEdge.html">OverlayEdge</a>* geos::operation::overlayng::OverlayEdgeRing::startEdge</td>
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<p>Definition at line <a class="el" href="OverlayEdgeRing_8h_source.html#l00056">56</a> of file <a class="el" href="OverlayEdgeRing_8h_source.html">OverlayEdgeRing.h</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
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