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<title>GEOS: geos::index::quadtree::Node Class Reference</title>
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<li><a class="el" href="namespacegeos.html">geos</a> </li>
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<li><a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html">geos::index::quadtree::Node</a> </li>
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<a href="#pub-methods">Public Member Functions</a> |
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<h1>geos::index::quadtree::Node Class Reference</h1> </div>
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<!-- doxytag: class="geos::index::quadtree::Node" --><!-- doxytag: inherits="geos::index::quadtree::NodeBase" -->
<p>Represents a node of a <a class="el" href="classgeos_1_1index_1_1quadtree_1_1Quadtree.html" title="A Quadtree is a spatial index structure for efficient querying of 2D rectangles. If other kinds of sp...">Quadtree</a>.
<a href="#_details">More...</a></p>
<p><code>#include <<a class="el" href="index_2quadtree_2Node_8h_source.html">Node.h</a>></code></p>
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Inheritance diagram for geos::index::quadtree::Node:</div>
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<img src="classgeos_1_1index_1_1quadtree_1_1Node.png" usemap="#geos::index::quadtree::Node_map" alt=""/>
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<p><a href="classgeos_1_1index_1_1quadtree_1_1Node-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a60adb68c3babc468b90a82b18d6cecb1"></a><!-- doxytag: member="geos::index::quadtree::Node::Node" ref="a60adb68c3babc468b90a82b18d6cecb1" args="(std::auto_ptr< geom::Envelope > nenv, int nlevel)" -->
</td><td class="memItemRight" valign="bottom"><b>Node</b> (std::auto_ptr< <a class="el" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a> > nenv, int nlevel)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html#a36420223c53f2f816b332d19392d8eab">getEnvelope</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="acb4896593e40833759c7180cacd7057f"></a><!-- doxytag: member="geos::index::quadtree::Node::getNode" ref="acb4896593e40833759c7180cacd7057f" args="(const geom::Envelope *searchEnv)" -->
<a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html">Node</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html#acb4896593e40833759c7180cacd7057f">getNode</a> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a> *searchEnv)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns the subquad containing the envelope. Creates the subquad if it does not already exist. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aa55373942e204385bd04b7ddce29849f"></a><!-- doxytag: member="geos::index::quadtree::Node::find" ref="aa55373942e204385bd04b7ddce29849f" args="(const geom::Envelope *searchEnv)" -->
<a class="el" href="classgeos_1_1index_1_1quadtree_1_1NodeBase.html">NodeBase</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html#aa55373942e204385bd04b7ddce29849f">find</a> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a> *searchEnv)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns the smallest <em>existing</em> node containing the envelope. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3c989252b542f2d183a85988eef62ada"></a><!-- doxytag: member="geos::index::quadtree::Node::insertNode" ref="a3c989252b542f2d183a85988eef62ada" args="(std::auto_ptr< Node > node)" -->
void </td><td class="memItemRight" valign="bottom"><b>insertNode</b> (std::auto_ptr< <a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html">Node</a> > node)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a0e6fe0d44f4bf6605d1dcb08f8256b72"></a><!-- doxytag: member="geos::index::quadtree::Node::toString" ref="a0e6fe0d44f4bf6605d1dcb08f8256b72" args="() const " -->
std::string </td><td class="memItemRight" valign="bottom"><b>toString</b> () const </td></tr>
<tr><td colspan="2"><h2><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3a39a3e7b640cd82d44f8d68ccf71993"></a><!-- doxytag: member="geos::index::quadtree::Node::createNode" ref="a3a39a3e7b640cd82d44f8d68ccf71993" args="(const geom::Envelope &env)" -->
static std::auto_ptr< <a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html">Node</a> > </td><td class="memItemRight" valign="bottom"><b>createNode</b> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a> &env)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">static std::auto_ptr< <a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html">Node</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html#a652c8334400e330121e0d7fd15aa8e22">createExpanded</a> (std::auto_ptr< <a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html">Node</a> > node, const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a> &addEnv)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create a node containing the given node and envelope. <a href="#a652c8334400e330121e0d7fd15aa8e22"></a><br/></td></tr>
<tr><td colspan="2"><h2><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae1d9704069b24defc47461a13402aabb"></a><!-- doxytag: member="geos::index::quadtree::Node::isSearchMatch" ref="ae1d9704069b24defc47461a13402aabb" args="(const geom::Envelope &searchEnv) const " -->
bool </td><td class="memItemRight" valign="bottom"><b>isSearchMatch</b> (const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a> &searchEnv) const </td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>Represents a node of a <a class="el" href="classgeos_1_1index_1_1quadtree_1_1Quadtree.html" title="A Quadtree is a spatial index structure for efficient querying of 2D rectangles. If other kinds of sp...">Quadtree</a>. </p>
<p>Nodes contain items which have a spatial extent corresponding to the node's position in the quadtree. </p>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a652c8334400e330121e0d7fd15aa8e22"></a><!-- doxytag: member="geos::index::quadtree::Node::createExpanded" ref="a652c8334400e330121e0d7fd15aa8e22" args="(std::auto_ptr< Node > node, const geom::Envelope &addEnv)" -->
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<td class="memname">static std::auto_ptr<<a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html">Node</a>> geos::index::quadtree::Node::createExpanded </td>
<td>(</td>
<td class="paramtype">std::auto_ptr< <a class="el" href="classgeos_1_1index_1_1quadtree_1_1Node.html">Node</a> > </td>
<td class="paramname"> <em>node</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a> & </td>
<td class="paramname"> <em>addEnv</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td><code> [static]</code></td>
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<p>Create a node containing the given node and envelope. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>node</em> </td><td>if not null, will be inserted to the returned node </td></tr>
<tr><td valign="top"></td><td valign="top"><em>addEnv</em> </td><td>minimum envelope to use for the node </td></tr>
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<a class="anchor" id="a36420223c53f2f816b332d19392d8eab"></a><!-- doxytag: member="geos::index::quadtree::Node::getEnvelope" ref="a36420223c53f2f816b332d19392d8eab" args="()" -->
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<td class="memname"><a class="el" href="classgeos_1_1geom_1_1Envelope.html">geom::Envelope</a>* geos::index::quadtree::Node::getEnvelope </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td><code> [inline]</code></td>
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<p>Return Envelope associated with this node ownership retained by this object </p>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="index_2quadtree_2Node_8h_source.html">index/quadtree/Node.h</a></li>
</ul>
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