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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_1linearref.html">linearref</a></li><li class="navelem"><a class="el" href="classgeos_1_1linearref_1_1LocationIndexOfPoint.html">LocationIndexOfPoint</a></li> </ul>
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<div class="title">geos::linearref::LocationIndexOfPoint Class Reference</div> </div>
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<p>Computes the <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html" title="Represents a location along a LineString or MultiLineString. ">LinearLocation</a> of the point on a linear <a class="el" href="classgeos_1_1geom_1_1Geometry.html">Geometry</a> nearest a given <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>.
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<a href="classgeos_1_1linearref_1_1LocationIndexOfPoint.html#details">More...</a></p>
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<p><code>#include <<a class="el" href="LocationIndexOfPoint_8h_source.html">LocationIndexOfPoint.h</a>></code></p>
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Collaboration diagram for geos::linearref::LocationIndexOfPoint:</div>
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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:a399191cfe2192743f45f282ea91d71bf"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1linearref_1_1LocationIndexOfPoint.html#a399191cfe2192743f45f282ea91d71bf">LocationIndexOfPoint</a> (const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> *<a class="el" href="classgeos_1_1linearref_1_1LocationIndexOfPoint.html#a4bc1a234c3fa1c3f998a51b4b2231f6b">linearGeom</a>)</td></tr>
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<tr class="separator:a399191cfe2192743f45f282ea91d71bf"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a73594c44b6d65205168467c1635a6d23"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1linearref_1_1LocationIndexOfPoint.html#a73594c44b6d65205168467c1635a6d23">indexOf</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &inputPt) const </td></tr>
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<tr class="memdesc:a73594c44b6d65205168467c1635a6d23"><td class="mdescLeft"> </td><td class="mdescRight">Find the nearest location along a linear <a class="el" href="classgeos_1_1geom_1_1Geometry.html">Geometry</a> to a given point. <a href="#a73594c44b6d65205168467c1635a6d23">More...</a><br /></td></tr>
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<tr class="separator:a73594c44b6d65205168467c1635a6d23"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a47a36db81f65290d29375d9c3a4a9c3d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1linearref_1_1LocationIndexOfPoint.html#a47a36db81f65290d29375d9c3a4a9c3d">indexOfAfter</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &inputPt, const <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> *minIndex) const </td></tr>
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<tr class="memdesc:a47a36db81f65290d29375d9c3a4a9c3d"><td class="mdescLeft"> </td><td class="mdescRight">Find the nearest <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html" title="Represents a location along a LineString or MultiLineString. ">LinearLocation</a> along the linear <a class="el" href="classgeos_1_1geom_1_1Geometry.html">Geometry</a> to a given <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> after the specified minimum <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html" title="Represents a location along a LineString or MultiLineString. ">LinearLocation</a>. <a href="#a47a36db81f65290d29375d9c3a4a9c3d">More...</a><br /></td></tr>
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<tr class="separator:a47a36db81f65290d29375d9c3a4a9c3d"><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:a02a74fcef91895e29a08ba509950e95f"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1linearref_1_1LocationIndexOfPoint.html#a02a74fcef91895e29a08ba509950e95f">indexOf</a> (const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> *<a class="el" href="classgeos_1_1linearref_1_1LocationIndexOfPoint.html#a4bc1a234c3fa1c3f998a51b4b2231f6b">linearGeom</a>, const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &inputPt)</td></tr>
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<tr class="memitem:ad6a5f8fbb298ead569b3befa6d99c159"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1linearref_1_1LocationIndexOfPoint.html#ad6a5f8fbb298ead569b3befa6d99c159">indexOfAfter</a> (const <a class="el" href="classgeos_1_1geom_1_1Geometry.html">geom::Geometry</a> *<a class="el" href="classgeos_1_1linearref_1_1LocationIndexOfPoint.html#a4bc1a234c3fa1c3f998a51b4b2231f6b">linearGeom</a>, const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &inputPt, const <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> *minIndex)</td></tr>
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<tr class="separator:ad6a5f8fbb298ead569b3befa6d99c159"><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:a644162162cf980aa1326ef3d97c8c847"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1linearref_1_1LocationIndexOfPoint.html#a644162162cf980aa1326ef3d97c8c847">indexOfFromStart</a> (const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> &inputPt, const <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> *minIndex) const </td></tr>
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Private Attributes</h2></td></tr>
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<tr class="memitem:a4bc1a234c3fa1c3f998a51b4b2231f6b"><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_1linearref_1_1LocationIndexOfPoint.html#a4bc1a234c3fa1c3f998a51b4b2231f6b">linearGeom</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>Computes the <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html" title="Represents a location along a LineString or MultiLineString. ">LinearLocation</a> of the point on a linear <a class="el" href="classgeos_1_1geom_1_1Geometry.html">Geometry</a> nearest a given <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a>. </p>
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<p>The nearest point is not necessarily unique; this class always computes the nearest point closest to the start of the geometry. </p>
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<p>Definition at line <a class="el" href="LocationIndexOfPoint_8h_source.html#l00038">38</a> of file <a class="el" href="LocationIndexOfPoint_8h_source.html">LocationIndexOfPoint.h</a>.</p>
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</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<td class="memname">geos::linearref::LocationIndexOfPoint::LocationIndexOfPoint </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>linearGeom</em></td><td>)</td>
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<h2 class="groupheader">Member Function Documentation</h2>
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<td class="memname">static <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> geos::linearref::LocationIndexOfPoint::indexOf </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>linearGeom</em>, </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> & </td>
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<td class="paramname"><em>inputPt</em> </td>
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<p>Referenced by <a class="el" href="LocationIndexedLine_8h_source.html#l00151">geos::linearref::LocationIndexedLine::indexOf()</a>, and <a class="el" href="LocationIndexedLine_8h_source.html#l00217">geos::linearref::LocationIndexedLine::project()</a>.</p>
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Here is the caller graph for this function:</div>
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<div class="center"><iframe scrolling="no" frameborder="0" src="classgeos_1_1linearref_1_1LocationIndexOfPoint_a02a74fcef91895e29a08ba509950e95f_icgraph.svg" width="408" height="123"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe>
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<td class="memname"><a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> geos::linearref::LocationIndexOfPoint::indexOf </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> & </td>
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<p>Find the nearest location along a linear <a class="el" href="classgeos_1_1geom_1_1Geometry.html">Geometry</a> to a given point. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<dl class="section return"><dt>Returns</dt><dd>the location of the nearest point </dd></dl>
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<td class="memname">static <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> geos::linearref::LocationIndexOfPoint::indexOfAfter </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>linearGeom</em>, </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> & </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> * </td>
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<td class="paramname"><em>minIndex</em> </td>
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<p>Referenced by <a class="el" href="LocationIndexedLine_8h_source.html#l00181">geos::linearref::LocationIndexedLine::indexOfAfter()</a>.</p>
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<td class="memname"><a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> geos::linearref::LocationIndexOfPoint::indexOfAfter </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> & </td>
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<td class="paramname"><em>inputPt</em>, </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> * </td>
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<td class="paramname"><em>minIndex</em> </td>
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<p>Find the nearest <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html" title="Represents a location along a LineString or MultiLineString. ">LinearLocation</a> along the linear <a class="el" href="classgeos_1_1geom_1_1Geometry.html">Geometry</a> to a given <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">Coordinate</a> after the specified minimum <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html" title="Represents a location along a LineString or MultiLineString. ">LinearLocation</a>. </p>
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<p>If possible the location returned will be strictly greater than the <code>minLocation</code>. If this is not possible, the value returned will equal <code>minLocation</code>. (An example where this is not possible is when <code>minLocation = [end of line]</code>).</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">inputPt</td><td>the coordinate to locate </td></tr>
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<tr><td class="paramname">minIndex</td><td>the minimum location for the point location </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>the location of the nearest point </dd></dl>
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<td class="memname"><a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> geos::linearref::LocationIndexOfPoint::indexOfFromStart </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Coordinate.html">geom::Coordinate</a> & </td>
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<td class="paramtype">const <a class="el" href="classgeos_1_1linearref_1_1LinearLocation.html">LinearLocation</a> * </td>
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<td class="paramname"><em>minIndex</em> </td>
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<td></td>
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<td>)</td>
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<td></td><td> const</td>
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<span class="mlabels"><span class="mlabel">private</span></span> </td>
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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::linearref::LocationIndexOfPoint::linearGeom</td>
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<p>Definition at line <a class="el" href="LocationIndexOfPoint_8h_source.html#l00041">41</a> of file <a class="el" href="LocationIndexOfPoint_8h_source.html">LocationIndexOfPoint.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="LocationIndexOfPoint_8h_source.html">LocationIndexOfPoint.h</a></li>
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