<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<title>GEOS: geos::operation::valid Namespace Reference</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<link href="doxygen.css" rel="stylesheet" type="text/css"/>
</head>
<body>
<!-- Generated by Doxygen 1.7.1 -->
<div class="navigation" id="top">
<div 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 class="current"><a href="namespaces.html"><span>Namespaces</span></a></li>
<li><a href="annotated.html"><span>Classes</span></a></li>
<li><a href="files.html"><span>Files</span></a></li>
</ul>
</div>
<div class="tabs2">
<ul class="tablist">
<li><a href="namespaces.html"><span>Namespace List</span></a></li>
<li><a href="namespacemembers.html"><span>Namespace Members</span></a></li>
</ul>
</div>
<div class="navpath">
<ul>
<li><a class="el" href="namespacegeos.html">geos</a> </li>
<li><a class="el" href="namespacegeos_1_1operation.html">operation</a> </li>
<li><a class="el" href="namespacegeos_1_1operation_1_1valid.html">valid</a> </li>
</ul>
</div>
</div>
<div class="header">
<div class="summary">
<a href="#nested-classes">Classes</a> </div>
<div class="headertitle">
<h1>geos::operation::valid Namespace Reference</h1> </div>
</div>
<div class="contents">
<p>Provides classes for testing the validity of geometries.
<a href="#_details">More...</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="nested-classes"></a>
Classes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1valid_1_1ConnectedInteriorTester.html">ConnectedInteriorTester</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">This class tests that the interior of an area Geometry (Polygon or MultiPolygon) is connected. <a href="classgeos_1_1operation_1_1valid_1_1ConnectedInteriorTester.html#_details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1valid_1_1ConsistentAreaTester.html">ConsistentAreaTester</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Checks that a <a class="el" href="">geomgraph::GeometryGraph</a> representing an area (a <a class="el" href="">Polygon</a> or <a class="el" href="">MultiPolygon</a> ) is consistent with the OGC-SFS semantics for area geometries. <a href="classgeos_1_1operation_1_1valid_1_1ConsistentAreaTester.html#_details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1valid_1_1IsValidOp.html">IsValidOp</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Implements the algorithsm required to compute the <code>isValid()</code> method for <a class="el" href="">Geometry</a>s. <a href="classgeos_1_1operation_1_1valid_1_1IsValidOp.html#_details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1valid_1_1QuadtreeNestedRingTester.html">QuadtreeNestedRingTester</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Tests whether any of a set of <a class="el" href="">LinearRing</a>s are nested inside another ring in the set, using a <a class="el" href="">Quadtree</a> index to speed up the comparisons. <a href="classgeos_1_1operation_1_1valid_1_1QuadtreeNestedRingTester.html#_details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1valid_1_1RepeatedPointTester.html">RepeatedPointTester</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Implements the appropriate checks for repeated points (consecutive identical coordinates) as defined in the JTS spec. <a href="classgeos_1_1operation_1_1valid_1_1RepeatedPointTester.html#_details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1valid_1_1SimpleNestedRingTester.html">SimpleNestedRingTester</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Tests whether any of a set of <a class="el" href="">LinearRing</a>s are nested inside another ring in the set, using a simple O(n^2) comparison. <a href="classgeos_1_1operation_1_1valid_1_1SimpleNestedRingTester.html#_details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1valid_1_1SweeplineNestedRingTester.html">SweeplineNestedRingTester</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Tests whether any of a set of <a class="el" href="">LinearRing</a>s are nested inside another ring in the set, using an <a class="el" href="classgeos_1_1index_1_1sweepline_1_1SweepLineIndex.html" title="A sweepline implements a sorted index on a set of intervals.">index::sweepline::SweepLineIndex</a> to speed up the comparisons. <a href="classgeos_1_1operation_1_1valid_1_1SweeplineNestedRingTester.html#_details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1valid_1_1TopologyValidationError.html">TopologyValidationError</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Contains information about the nature and location of a <a class="el" href="">Geometry</a> validation error. <a href="classgeos_1_1operation_1_1valid_1_1TopologyValidationError.html#_details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1operation_1_1valid_1_1IndexedNestedRingTester.html">IndexedNestedRingTester</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Tests whether any of a set of <a class="el" href="">LinearRing</a>s are nested inside another ring in the set, using a spatial index to speed up the comparisons. <a href="classgeos_1_1operation_1_1valid_1_1IndexedNestedRingTester.html#_details">More...</a><br/></td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>Provides classes for testing the validity of geometries. </p>
</div>
<hr class="footer"/><address class="footer"><small>Generated on Thu Jul 22 2010 for GEOS by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.1 </small></address>
</body>
</html>
