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539 lines
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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_1sharedpaths.html">sharedpaths</a></li><li class="navelem"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html">SharedPathsOp</a></li> </ul>
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<div class="title">geos::operation::sharedpaths::SharedPathsOp Class Reference</div> </div>
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<p>Find shared paths among two linear Geometry objects.
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<a href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#details">More...</a></p>
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<p><code>#include <<a class="el" href="SharedPathsOp_8h_source.html">SharedPathsOp.h</a>></code></p>
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Public Types</h2></td></tr>
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<tr class="memitem:a27ae356a9ad5be3bb86313d5d0158ebb"><td class="memItemLeft" align="right" valign="top">typedef std::vector< <a class="el" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a> * > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a27ae356a9ad5be3bb86313d5d0158ebb">PathList</a></td></tr>
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<tr class="memdesc:a27ae356a9ad5be3bb86313d5d0158ebb"><td class="mdescLeft"> </td><td class="mdescRight">LineString vector (list of edges) <a href="#a27ae356a9ad5be3bb86313d5d0158ebb">More...</a><br /></td></tr>
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<tr class="separator:a27ae356a9ad5be3bb86313d5d0158ebb"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:a7c7335dd1e4a567c68f5878669d78876"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a7c7335dd1e4a567c68f5878669d78876">SharedPathsOp</a> (const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> &g1, const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> &g2)</td></tr>
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<tr class="separator:a7c7335dd1e4a567c68f5878669d78876"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a394f50f897a722cbc9cdb7647df9ca5c"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a394f50f897a722cbc9cdb7647df9ca5c">getSharedPaths</a> (<a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a27ae356a9ad5be3bb86313d5d0158ebb">PathList</a> &sameDirection, <a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a27ae356a9ad5be3bb86313d5d0158ebb">PathList</a> &oppositeDirection)</td></tr>
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<tr class="separator:a394f50f897a722cbc9cdb7647df9ca5c"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
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Static Public Member Functions</h2></td></tr>
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<tr class="memitem:a145b9be28358023fb4d50677a9a2b870"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a145b9be28358023fb4d50677a9a2b870">sharedPathsOp</a> (const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> &g1, const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> &g2, <a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a27ae356a9ad5be3bb86313d5d0158ebb">PathList</a> &sameDirection, <a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a27ae356a9ad5be3bb86313d5d0158ebb">PathList</a> &oppositeDirection)</td></tr>
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<tr class="separator:a145b9be28358023fb4d50677a9a2b870"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a59f424a9f0096a6590a5e050a0bb001a"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a59f424a9f0096a6590a5e050a0bb001a">clearEdges</a> (<a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a27ae356a9ad5be3bb86313d5d0158ebb">PathList</a> &from)</td></tr>
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<tr class="memdesc:a59f424a9f0096a6590a5e050a0bb001a"><td class="mdescLeft"> </td><td class="mdescRight">Delete all edges in the list. <a href="#a59f424a9f0096a6590a5e050a0bb001a">More...</a><br /></td></tr>
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<tr class="separator:a59f424a9f0096a6590a5e050a0bb001a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-methods"></a>
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Private Member Functions</h2></td></tr>
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<tr class="memitem:a69e2543f09d8ada7a5c07c6e25eeca10"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a69e2543f09d8ada7a5c07c6e25eeca10">findLinearIntersections</a> (<a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a27ae356a9ad5be3bb86313d5d0158ebb">PathList</a> &to)</td></tr>
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<tr class="separator:a69e2543f09d8ada7a5c07c6e25eeca10"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a07aaf84920b13a306423845afe8ca82e"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a07aaf84920b13a306423845afe8ca82e">isForward</a> (const <a class="el" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a> &edge, const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> &geom)</td></tr>
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<tr class="memitem:a56e4e7d82f689ae3a47ef9d983e3d721"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a56e4e7d82f689ae3a47ef9d983e3d721">isSameDirection</a> (const <a class="el" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a> &edge)</td></tr>
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<tr class="separator:a56e4e7d82f689ae3a47ef9d983e3d721"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aab68bee1c4303012904208794e17ad16"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#aab68bee1c4303012904208794e17ad16">checkLinealInput</a> (const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> &g)</td></tr>
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<tr class="memdesc:aab68bee1c4303012904208794e17ad16"><td class="mdescLeft"> </td><td class="mdescRight">Throw an IllegalArgumentException if the geom is not linear. <a href="#aab68bee1c4303012904208794e17ad16">More...</a><br /></td></tr>
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<tr class="memitem:a53a7e3c5b32e56cd068eb5792a84f27b"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a53a7e3c5b32e56cd068eb5792a84f27b">SharedPathsOp</a> (const <a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html">SharedPathsOp</a> &other)=delete</td></tr>
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<tr class="memitem:a4a1b485b4f6b003320f2f1ed281f0e26"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html">SharedPathsOp</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a4a1b485b4f6b003320f2f1ed281f0e26">operator=</a> (const <a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html">SharedPathsOp</a> &rhs)=delete</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-attribs"></a>
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Private Attributes</h2></td></tr>
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<tr class="memitem:afe504a4737b389c487fe6352e3d310d0"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#afe504a4737b389c487fe6352e3d310d0">_g1</a></td></tr>
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<tr class="memitem:a834ee3b80850cb0cb650f16e091b6a7d"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a834ee3b80850cb0cb650f16e091b6a7d">_g2</a></td></tr>
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<tr class="memitem:aeb69f71437468a53eb59d6b3fae7ac61"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#aeb69f71437468a53eb59d6b3fae7ac61">_gf</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p>Find shared paths among two linear Geometry objects. </p>
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<p>For each shared path report if it direction is the same or opposite.</p>
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<p>Paths reported as shared are given in the direction they appear in the first geometry.</p>
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<dl class="section remark"><dt>Remarks</dt><dd>Developed by Sandro Santilli (<a href="#" onclick="location.href='mai'+'lto:'+'str'+'k@'+'kbt'+'.i'+'o'; return false;">strk@<span style="display: none;">.nosp@m.</span>kbt.<span style="display: none;">.nosp@m.</span>io</a>) for Faunalia (<a href="http://www.faunalia.it">http://www.faunalia.it</a>) with funding from Regione Toscana - Settore SISTEMA INFORMATIVO TERRITORIALE ED AMBIENTALE - for the project: "Sviluppo strumenti software per il trattamento di dati geografici basati su QuantumGIS e Postgis (CIG 0494241492)" </dd></dl>
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<p>Definition at line <a class="el" href="SharedPathsOp_8h_source.html#l00066">66</a> of file <a class="el" href="SharedPathsOp_8h_source.html">SharedPathsOp.h</a>.</p>
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</div><h2 class="groupheader">Member Typedef Documentation</h2>
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<td class="memname">typedef std::vector<<a class="el" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a>*> <a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a27ae356a9ad5be3bb86313d5d0158ebb">geos::operation::sharedpaths::SharedPathsOp::PathList</a></td>
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<p>LineString vector (list of edges) </p>
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<p>Definition at line <a class="el" href="SharedPathsOp_8h_source.html#l00070">70</a> of file <a class="el" href="SharedPathsOp_8h_source.html">SharedPathsOp.h</a>.</p>
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<h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<td class="memname">geos::operation::sharedpaths::SharedPathsOp::SharedPathsOp </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> & </td>
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<td class="paramname"><em>g1</em>, </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> & </td>
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<td class="paramname"><em>g2</em> </td>
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<td>)</td>
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<p>Constructor</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">g1</td><td>First geometry. Must be linear.</td></tr>
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<tr><td class="paramname">g2</td><td>Second geometry. Must be linear. </td></tr>
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<td class="memname">geos::operation::sharedpaths::SharedPathsOp::SharedPathsOp </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html">SharedPathsOp</a> & </td>
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<td class="paramname"><em>other</em></td><td>)</td>
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<span class="mlabels"><span class="mlabel">private</span><span class="mlabel">delete</span></span> </td>
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<h2 class="groupheader">Member Function Documentation</h2>
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<td class="memname">void geos::operation::sharedpaths::SharedPathsOp::checkLinealInput </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> & </td>
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<td class="paramname"><em>g</em></td><td>)</td>
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<p>Throw an IllegalArgumentException if the geom is not linear. </p>
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<td class="memname">static void geos::operation::sharedpaths::SharedPathsOp::clearEdges </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a27ae356a9ad5be3bb86313d5d0158ebb">PathList</a> & </td>
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<td class="paramname"><em>from</em></td><td>)</td>
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<p>Delete all edges in the list. </p>
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<td class="memname">void geos::operation::sharedpaths::SharedPathsOp::findLinearIntersections </td>
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<td>(</td>
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<p>Get all the linear intersections</p>
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<p>Ownership of linestring pushed to the given container is transferred to caller. See clearEdges for a deep release if you need one. </p>
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<td class="memname">void geos::operation::sharedpaths::SharedPathsOp::getSharedPaths </td>
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<td>(</td>
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<td class="paramname"><em>sameDirection</em>, </td>
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<p>Get shared paths</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">sameDirection</td><td>Shared edges having the same direction are pushed onto this vector. They'll be of type <a class="el" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a>. Ownership of the edges is tranferred.</td></tr>
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<tr><td class="paramname">oppositeDirection</td><td>Shared edges having the opposite direction are pushed onto this vector. They'll be of type <a class="el" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a>. Ownership of the edges is tranferred. </td></tr>
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<td class="memname">bool geos::operation::sharedpaths::SharedPathsOp::isForward </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> & </td>
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<td class="paramname"><em>geom</em> </td>
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<td>)</td>
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<p>Check if the given edge goes forward or backward on the given line.</p>
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<p>PRECONDITION: It is assumed the edge fully lays on the geometry </p>
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<td class="memname">bool geos::operation::sharedpaths::SharedPathsOp::isSameDirection </td>
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<td>(</td>
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<p>Check if the given edge goes in the same direction over the two geometries. </p>
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<p>Definition at line <a class="el" href="SharedPathsOp_8h_source.html#l00142">142</a> of file <a class="el" href="SharedPathsOp_8h_source.html">SharedPathsOp.h</a>.</p>
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<td class="memname"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html">SharedPathsOp</a>& geos::operation::sharedpaths::SharedPathsOp::operator= </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html">SharedPathsOp</a> & </td>
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<td class="paramname"><em>rhs</em></td><td>)</td>
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<td class="memname">static void geos::operation::sharedpaths::SharedPathsOp::sharedPathsOp </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a27ae356a9ad5be3bb86313d5d0158ebb">PathList</a> & </td>
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<td class="paramtype"><a class="el" href="classgeos_1_1operation_1_1sharedpaths_1_1SharedPathsOp.html#a27ae356a9ad5be3bb86313d5d0158ebb">PathList</a> & </td>
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<td>)</td>
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<p>Find paths shared between two linear geometries</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">g1</td><td>First geometry. Must be linear.</td></tr>
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<tr><td class="paramname">g2</td><td>Second geometry. Must be linear.</td></tr>
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<tr><td class="paramname">sameDirection</td><td>Shared edges having the same direction are pushed onto this vector. They'll be of type LineString. Ownership of the edges is tranferred.</td></tr>
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<tr><td class="paramname">oppositeDirection</td><td>Shared edges having the opposite direction are pushed onto this vector. They'll be of type <a class="el" href="classgeos_1_1geom_1_1LineString.html">geom::LineString</a>. Ownership of the edges is tranferred. </td></tr>
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<h2 class="groupheader">Member Data Documentation</h2>
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<td class="memname">const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>& geos::operation::sharedpaths::SharedPathsOp::_g1</td>
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<p>Definition at line <a class="el" href="SharedPathsOp_8h_source.html#l00150">150</a> of file <a class="el" href="SharedPathsOp_8h_source.html">SharedPathsOp.h</a>.</p>
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<td class="memname">const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a>& geos::operation::sharedpaths::SharedPathsOp::_g2</td>
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<p>Definition at line <a class="el" href="SharedPathsOp_8h_source.html#l00151">151</a> of file <a class="el" href="SharedPathsOp_8h_source.html">SharedPathsOp.h</a>.</p>
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<td class="memname">const <a class="el" href="classgeos_1_1geom_1_1GeometryFactory.html">geom::GeometryFactory</a>& geos::operation::sharedpaths::SharedPathsOp::_gf</td>
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<p>Definition at line <a class="el" href="SharedPathsOp_8h_source.html#l00152">152</a> of file <a class="el" href="SharedPathsOp_8h_source.html">SharedPathsOp.h</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
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<li><a class="el" href="SharedPathsOp_8h_source.html">SharedPathsOp.h</a></li>
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</ul>
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