openlayers/doc/apidocs/files/OpenLayers/Layer/Vector-js.html

   1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN" "http://www.w3.org/TR/REC-html40/strict.dtd">
   2
   3 <html><head><title>OpenLayers.Layer.Vector - OpenLayers</title><link rel="stylesheet" type="text/css" href="../../../styles/main.css"><script language=JavaScript src="../../../javascript/main.js"></script><script language=JavaScript src="../../../javascript/searchdata.js"></script></head><body class="ContentPage" onLoad="NDOnLoad()"><script language=JavaScript><!--
   4 if (browserType) {document.write("<div class=" + browserType + ">");if (browserVer) {document.write("<div class=" + browserVer + ">"); }}// --></script>
   5
   6 <!--  Generated by Natural Docs, version 1.4 -->
   7 <!--  http://www.naturaldocs.org  -->
   8
   9 <!-- saved from url=(0026)http://www.naturaldocs.org -->
  10
  11
  12
  13
  14 <div id=Content><div class="CClass"><div class=CTopic id=MainTopic><h1 class=CTitle><a name="OpenLayers.Layer.Vector"></a>OpenLayers.<wbr>Layer.<wbr>Vector</h1><div class=CBody><p>Instances of OpenLayers.Layer.Vector are used to render vector data from a variety of sources.&nbsp; Create a new vector layer with the <a href="#OpenLayers.Layer.Vector.OpenLayers.Layer.Vector" class=LConstructor id=link12 onMouseOver="ShowTip(event, 'tt12', 'link12')" onMouseOut="HideTip('tt12')">OpenLayers.Layer.Vector</a> constructor.</p><h4 class=CHeading>Inherits from</h4><ul><li><a href="../Layer-js.html#OpenLayers.Layer" class=LClass >OpenLayers.Layer</a></li></ul><!--START_ND_SUMMARY--><div class=Summary><div class=STitle>Summary</div><div class=SBorder><table border=0 cellspacing=0 cellpadding=0 class=STable><tr class="SMain"><td class=SEntry><a href="#OpenLayers.Layer.Vector" >OpenLayers.<wbr>Layer.<wbr>Vector</a></td><td class=SDescription>Instances of OpenLayers.Layer.Vector are used to render vector data from a variety of sources. </td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Layer.Vector.Constants" >Constants</a></td><td class=SDescription></td></tr><tr class="SConstant SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Vector.EVENT_TYPES" >EVENT_TYPES</a></td><td class=SDescription>{Array(String)} Supported application event types. </td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Layer.Vector.Properties" >Properties</a></td><td class=SDescription></td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Vector.isBaseLayer" >isBaseLayer</a></td><td class=SDescription>{Boolean} The layer is a base layer. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Vector.isFixed" >isFixed</a></td><td class=SDescription>{Boolean} Whether the layer remains in one place while dragging the map.</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Vector.isVector" >isVector</a></td><td class=SDescription>{Boolean} Whether the layer is a vector layer.</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Vector.features" >features</a></td><td class=SDescription>{Array(<a href="../Feature/Vector-js.html#OpenLayers.Feature.Vector" class=LClass id=link1 onMouseOver="ShowTip(event, 'tt1', 'link1')" onMouseOut="HideTip('tt1')">OpenLayers.Feature.Vector</a>)}</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Vector.reportError" >reportError</a></td><td class=SDescription>{Boolean} report friendly error message when loading of renderer fails.</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Vector.style" >style</a></td><td class=SDescription>{Object} Default style for the layer</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Vector.rendererOptions" >rendererOptions</a></td><td class=SDescription>{Object} Options for the renderer. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Vector.geometryType" >geometryType</a></td><td class=SDescription>{String} geometryType allows you to limit the types of geometries this layer supports. </td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Layer.Vector.Constructor" >Constructor</a></td><td class=SDescription></td></tr><tr class="SConstructor SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Vector.OpenLayers.Layer.Vector" >OpenLayers.<wbr>Layer.<wbr>Vector</a></td><td class=SDescription>Create a new vector layer</td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Layer.Vector.Functions" >Functions</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Vector.destroy" id=link2 onMouseOver="ShowTip(event, 'tt2', 'link2')" onMouseOut="HideTip('tt2')">destroy</a></td><td class=SDescription>Destroy this layer</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Vector.display" id=link3 onMouseOver="ShowTip(event, 'tt3', 'link3')" onMouseOut="HideTip('tt3')">display</a></td><td class=SDescription>Hide or show the Layer</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Vector.addFeatures" id=link4 onMouseOver="ShowTip(event, 'tt4', 'link4')" onMouseOut="HideTip('tt4')">addFeatures</a></td><td class=SDescription>Add Features to the layer.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Vector.removeFeatures" id=link5 onMouseOver="ShowTip(event, 'tt5', 'link5')" onMouseOut="HideTip('tt5')">removeFeatures</a></td><td class=SDescription>Remove features from the layer. </td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Vector.destroyFeatures" id=link6 onMouseOver="ShowTip(event, 'tt6', 'link6')" onMouseOut="HideTip('tt6')">destroyFeatures</a></td><td class=SDescription>Erase and destroy features on the layer.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Vector.drawFeature" id=link7 onMouseOver="ShowTip(event, 'tt7', 'link7')" onMouseOut="HideTip('tt7')">drawFeature</a></td><td class=SDescription>Draw (or redraw) a feature on the layer. </td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Vector.getFeatureById" id=link8 onMouseOver="ShowTip(event, 'tt8', 'link8')" onMouseOut="HideTip('tt8')">getFeatureById</a></td><td class=SDescription>Given a feature id, return the feature if it exists in the features array</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Vector.onFeatureInsert" id=link9 onMouseOver="ShowTip(event, 'tt9', 'link9')" onMouseOut="HideTip('tt9')">onFeatureInsert</a></td><td class=SDescription>method called after a feature is inserted. </td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Vector.preFeatureInsert" id=link10 onMouseOver="ShowTip(event, 'tt10', 'link10')" onMouseOut="HideTip('tt10')">preFeatureInsert</a></td><td class=SDescription>method called before a feature is inserted. </td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Vector.getDataExtent" id=link11 onMouseOver="ShowTip(event, 'tt11', 'link11')" onMouseOut="HideTip('tt11')">getDataExtent</a></td><td class=SDescription>Calculates the max extent which includes all of the features.</td></tr></table></div></div><!--END_ND_SUMMARY--></div></div></div>
  15
  16 <div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.Constants"></a>Constants</h3></div></div>
  17
  18 <div class="CConstant"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.EVENT_TYPES"></a>EVENT_TYPES</h3><div class=CBody><p>{Array(String)} Supported application event types.&nbsp;  Register a listener for a particular event with the following syntax:</p><blockquote><pre>layer.events.register(type, obj, listener);</pre></blockquote><p>Listeners will be called with a reference to an event object.&nbsp;  The properties of this event depends on exactly what happened.</p><h4 class=CHeading>All event objects have at least the following properties</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>object</td><td class=CDLDescription>{Object} A reference to layer.events.object.</td></tr><tr><td class=CDLEntry>element</td><td class=CDLDescription>{DOMElement} A reference to layer.events.element.</td></tr></table><h4 class=CHeading>Supported map event types (in addition to those from <a href="../Layer-js.html#OpenLayers.Layer" class=LClass >OpenLayers.Layer</a>)</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>beforefeatureadded</td><td class=CDLDescription>Triggered before a feature is added.&nbsp;  Listeners will receive an object with a <b>feature</b> property referencing the feature to be added.&nbsp;  To stop the feature from being added, a listener should return false.</td></tr><tr><td class=CDLEntry>beforefeaturesadded</td><td class=CDLDescription>Triggered before an array of features is added.&nbsp; Listeners will receive an object with a <b>features</b> property referencing the feature to be added.&nbsp; To stop the features from being added, a listener should return false.</td></tr><tr><td class=CDLEntry>featureadded</td><td class=CDLDescription>Triggered after a feature is added.&nbsp;  The event object passed to listeners will have a <b>feature</b> property with a reference to the added feature.</td></tr><tr><td class=CDLEntry>featuresadded</td><td class=CDLDescription>Triggered after features are added.&nbsp;  The event object passed to listeners will have a <b>features</b> property with a reference to an array of added features.</td></tr><tr><td class=CDLEntry>beforefeatureremoved</td><td class=CDLDescription>Triggered before a feature is removed.&nbsp; Listeners will receive an object with a <b>feature</b> property referencing the feature to be removed.</td></tr><tr><td class=CDLEntry>featureremoved</td><td class=CDLDescription>Triggerd after a feature is removed.&nbsp; The event object passed to listeners will have a <b>feature</b> property with a reference to the removed feature.</td></tr><tr><td class=CDLEntry>featuresremoved</td><td class=CDLDescription>Triggered after features are removed.&nbsp; The event object passed to listeners will have a <b>features</b> property with a reference to an array of removed features.</td></tr><tr><td class=CDLEntry>featureselected</td><td class=CDLDescription>Triggered after a feature is selected.&nbsp;  Listeners will receive an object with a <b>feature</b> property referencing the selected feature.</td></tr><tr><td class=CDLEntry>featureunselected</td><td class=CDLDescription>Triggered after a feature is unselected.&nbsp; Listeners will receive an object with a <b>feature</b> property referencing the unselected feature.</td></tr><tr><td class=CDLEntry>beforefeaturemodified</td><td class=CDLDescription>Triggered when a feature is selected to be modified.&nbsp;  Listeners will receive an object with a <b>feature</b> property referencing the selected feature.</td></tr><tr><td class=CDLEntry>featuremodified</td><td class=CDLDescription>Triggered when a feature has been modified.&nbsp; Listeners will receive an object with a <b>feature</b> property referencing the modified feature.</td></tr><tr><td class=CDLEntry>afterfeaturemodified</td><td class=CDLDescription>Triggered when a feature is finished being modified.&nbsp; Listeners will receive an object with a <b>feature</b> property referencing the modified feature.</td></tr><tr><td class=CDLEntry>vertexmodified</td><td class=CDLDescription>Triggered when a vertex within any feature geometry has been modified.&nbsp;  Listeners will receive an object with a <b>feature</b> property referencing the modified feature, a <b>vertex</b> property referencing the vertex modified (always a point geometry), and a <b>pixel</b> property referencing the pixel location of the modification.</td></tr><tr><td class=CDLEntry>sketchstarted</td><td class=CDLDescription>Triggered when a feature sketch bound for this layer is started.&nbsp;  Listeners will receive an object with a <b>feature</b> property referencing the new sketch feature and a <b>vertex</b> property referencing the creation point.</td></tr><tr><td class=CDLEntry>sketchmodified</td><td class=CDLDescription>Triggered when a feature sketch bound for this layer is modified.&nbsp;  Listeners will receive an object with a <b>vertex</b> property referencing the modified vertex and a <b>feature</b> property referencing the sketch feature.</td></tr><tr><td class=CDLEntry>sketchcomplete</td><td class=CDLDescription>Triggered when a feature sketch bound for this layer is complete.&nbsp;  Listeners will receive an object with a <b>feature</b> property referencing the sketch feature.&nbsp;  By returning false, a listener can stop the sketch feature from being added to the layer.</td></tr><tr><td class=CDLEntry>refresh</td><td class=CDLDescription>Triggered when something wants a strategy to ask the protocol for a new set of features.</td></tr></table></div></div></div>
  19
  20 <div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.Properties"></a>Properties</h3></div></div>
  21
  22 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.isBaseLayer"></a>isBaseLayer</h3><div class=CBody><p>{Boolean} The layer is a base layer.&nbsp;  Default is true.&nbsp;  Set this property in the layer options</p></div></div></div>
  23
  24 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.isFixed"></a>isFixed</h3><div class=CBody><p>{Boolean} Whether the layer remains in one place while dragging the map.</p></div></div></div>
  25
  26 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.isVector"></a>isVector</h3><div class=CBody><p>{Boolean} Whether the layer is a vector layer.</p></div></div></div>
  27
  28 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.features"></a>features</h3><div class=CBody><p>{Array(<a href="../Feature/Vector-js.html#OpenLayers.Feature.Vector" class=LClass id=link13 onMouseOver="ShowTip(event, 'tt1', 'link13')" onMouseOut="HideTip('tt1')">OpenLayers.Feature.Vector</a>)}</p></div></div></div>
  29
  30 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.reportError"></a>reportError</h3><div class=CBody><p>{Boolean} report friendly error message when loading of renderer fails.</p></div></div></div>
  31
  32 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.style"></a>style</h3><div class=CBody><p>{Object} Default style for the layer</p></div></div></div>
  33
  34 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.rendererOptions"></a>rendererOptions</h3><div class=CBody><p>{Object} Options for the renderer.&nbsp; See {<a href="../Renderer-js.html#OpenLayers.Renderer" class=LClass id=link14 onMouseOver="ShowTip(event, 'tt13', 'link14')" onMouseOut="HideTip('tt13')">OpenLayers.Renderer</a>} for supported options.</p></div></div></div>
  35
  36 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.geometryType"></a>geometryType</h3><div class=CBody><p>{String} geometryType allows you to limit the types of geometries this layer supports.&nbsp; This should be set to something like &ldquo;OpenLayers.Geometry.Point&rdquo; to limit types.</p></div></div></div>
  37
  38 <div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.Constructor"></a>Constructor</h3></div></div>
  39
  40 <div class="CConstructor"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.OpenLayers.Layer.Vector"></a>OpenLayers.<wbr>Layer.<wbr>Vector</h3><div class=CBody><p>Create a new vector layer</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>name</td><td class=CDLDescription>{String} A name for the layer</td></tr><tr><td class=CDLEntry>options</td><td class=CDLDescription>{Object} Optional object with non-default properties to set on the layer.</td></tr></table><h4 class=CHeading>Returns</h4><p>{<a href="#OpenLayers.Layer.Vector.OpenLayers.Layer.Vector" class=LConstructor id=link15 onMouseOver="ShowTip(event, 'tt12', 'link15')" onMouseOut="HideTip('tt12')">OpenLayers.Layer.Vector</a>} A new vector layer</p></div></div></div>
  41
  42 <div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.Functions"></a>Functions</h3></div></div>
  43
  44 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.destroy"></a>destroy</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>destroy: function()</td></tr></table></blockquote><p>Destroy this layer</p></div></div></div>
  45
  46 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.display"></a>display</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>display: function(</td><td class=PParameter nowrap>display</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Hide or show the Layer</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>display</td><td class=CDLDescription>{Boolean}</td></tr></table></div></div></div>
  47
  48 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.addFeatures"></a>addFeatures</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>addFeatures: function(</td><td class=PParameter nowrap>features,</td></tr><tr><td></td><td class=PParameter nowrap>options</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Add Features to the layer.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>features</td><td class=CDLDescription>{Array(<a href="../Feature/Vector-js.html#OpenLayers.Feature.Vector" class=LClass id=link16 onMouseOver="ShowTip(event, 'tt1', 'link16')" onMouseOut="HideTip('tt1')">OpenLayers.Feature.Vector</a>)}</td></tr><tr><td class=CDLEntry>options</td><td class=CDLDescription>{Object}</td></tr></table></div></div></div>
  49
  50 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.removeFeatures"></a>removeFeatures</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>removeFeatures: function(</td><td class=PParameter nowrap>features,</td></tr><tr><td></td><td class=PParameter nowrap>options</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Remove features from the layer.&nbsp;  This erases any drawn features and removes them from the layer&rsquo;s control.&nbsp;  The beforefeatureremoved and featureremoved events will be triggered for each feature.&nbsp;  The featuresremoved event will be triggered after all features have been removed.&nbsp;  To supress event triggering, use the silent option.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>features</td><td class=CDLDescription>{Array(<a href="../Feature/Vector-js.html#OpenLayers.Feature.Vector" class=LClass id=link17 onMouseOver="ShowTip(event, 'tt1', 'link17')" onMouseOut="HideTip('tt1')">OpenLayers.Feature.Vector</a>)} List of features to be removed.</td></tr><tr><td class=CDLEntry>options</td><td class=CDLDescription>{Object} Optional properties for changing behavior of the removal.</td></tr></table><h4 class=CHeading>Valid options</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>silent</td><td class=CDLDescription>{Boolean} Supress event triggering.&nbsp;  Default is false.</td></tr></table></div></div></div>
  51
  52 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.destroyFeatures"></a>destroyFeatures</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>destroyFeatures: function(</td><td class=PParameter nowrap>features,</td></tr><tr><td></td><td class=PParameter nowrap>options</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Erase and destroy features on the layer.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>features</td><td class=CDLDescription>{Array(<a href="../Feature/Vector-js.html#OpenLayers.Feature.Vector" class=LClass id=link18 onMouseOver="ShowTip(event, 'tt1', 'link18')" onMouseOut="HideTip('tt1')">OpenLayers.Feature.Vector</a>)} An optional array of features to destroy.&nbsp;  If not supplied, all features on the layer will be destroyed.</td></tr><tr><td class=CDLEntry>options</td><td class=CDLDescription>{Object}</td></tr></table></div></div></div>
  53
  54 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.drawFeature"></a>drawFeature</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>drawFeature: function(</td><td class=PParameter nowrap>feature,</td></tr><tr><td></td><td class=PParameter nowrap>style</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Draw (or redraw) a feature on the layer.&nbsp;  If the optional style argument is included, this style will be used.&nbsp;  If no style is included, the feature&rsquo;s style will be used.&nbsp;  If the feature doesn&rsquo;t have a style, the layer&rsquo;s style will be used.</p><p>This function is not designed to be used when adding features to the layer (use addFeatures instead).&nbsp; It is meant to be used when the style of a feature has changed, or in some other way needs to visually updated <b>after</b> it has already been added to a layer.&nbsp; You must add the feature to the layer for most layer-related events to happen.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>feature</td><td class=CDLDescription>{<a href="../Feature/Vector-js.html#OpenLayers.Feature.Vector" class=LClass id=link19 onMouseOver="ShowTip(event, 'tt1', 'link19')" onMouseOut="HideTip('tt1')">OpenLayers.Feature.Vector</a>}</td></tr><tr><td class=CDLEntry>style</td><td class=CDLDescription>{Object} Symbolizer hash or {String} renderIntent</td></tr></table></div></div></div>
  55
  56 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.getFeatureById"></a>getFeatureById</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>getFeatureById: function(</td><td class=PParameter nowrap>featureId</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Given a feature id, return the feature if it exists in the features array</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>featureId</td><td class=CDLDescription>{String}</td></tr></table><h4 class=CHeading>Returns</h4><p>{<a href="../Feature/Vector-js.html#OpenLayers.Feature.Vector" class=LClass id=link20 onMouseOver="ShowTip(event, 'tt1', 'link20')" onMouseOut="HideTip('tt1')">OpenLayers.Feature.Vector</a>} A feature corresponding to the given featureId</p></div></div></div>
  57
  58 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.onFeatureInsert"></a>onFeatureInsert</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>onFeatureInsert: function(</td><td class=PParameter nowrap>feature</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>method called after a feature is inserted.&nbsp; Does nothing by default.&nbsp; Override this if you need to do something on feature updates.</p><h4 class=CHeading>Paarameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>feature</td><td class=CDLDescription>{<a href="../Feature/Vector-js.html#OpenLayers.Feature.Vector" class=LClass id=link21 onMouseOver="ShowTip(event, 'tt1', 'link21')" onMouseOut="HideTip('tt1')">OpenLayers.Feature.Vector</a>}</td></tr></table></div></div></div>
  59
  60 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.preFeatureInsert"></a>preFeatureInsert</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>preFeatureInsert: function(</td><td class=PParameter nowrap>feature</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>method called before a feature is inserted.&nbsp; Does nothing by default.&nbsp; Override this if you need to do something when features are first added to the layer, but before they are drawn, such as adjust the style.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>feature</td><td class=CDLDescription>{<a href="../Feature/Vector-js.html#OpenLayers.Feature.Vector" class=LClass id=link22 onMouseOver="ShowTip(event, 'tt1', 'link22')" onMouseOut="HideTip('tt1')">OpenLayers.Feature.Vector</a>}</td></tr></table></div></div></div>
  61
  62 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Vector.getDataExtent"></a>getDataExtent</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>getDataExtent: function ()</td></tr></table></blockquote><p>Calculates the max extent which includes all of the features.</p><h4 class=CHeading>Returns</h4><p>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link23 onMouseOver="ShowTip(event, 'tt14', 'link23')" onMouseOut="HideTip('tt14')">OpenLayers.Bounds</a>}</p></div></div></div>
  63
  64 </div><!--Content-->
  65
  66
  67 <div id=Footer><a href="http://www.naturaldocs.org">Generated by Natural Docs</a></div><!--Footer-->
  68
  69
  70 <div id=Menu><div class=MTitle>OpenLayers<div class=MSubTitle>JavaScript Mapping Library</div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent29')">OpenLayers</a><div class=MGroupContent id=MGroupContent29><div class=MEntry><div class=MFile><a href="../../OpenLayers-js.html">OpenLayers</a></div></div><div class=MEntry><div class=MFile><a href="../Ajax-js.html">Ajax</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent1')">BaseTypes</a><div class=MGroupContent id=MGroupContent1><div class=MEntry><div class=MFile><a href="../BaseTypes-js.html">Base Types</a></div></div><div class=MEntry><div class=MFile><a href="../BaseTypes/Bounds-js.html">Bounds</a></div></div><div class=MEntry><div class=MFile><a href="../BaseTypes/Class-js.html">Class</a></div></div><div class=MEntry><div class=MFile><a href="../BaseTypes/Element-js.html">Element</a></div></div><div class=MEntry><div class=MFile><a href="../BaseTypes/LonLat-js.html">LonLat</a></div></div><div class=MEntry><div class=MFile><a href="../BaseTypes/Pixel-js.html">Pixel</a></div></div><div class=MEntry><div class=MFile><a href="../BaseTypes/Size-js.html">Size</a></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Console-js.html">Console</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent3')">Control</a><div class=MGroupContent id=MGroupContent3><div class=MEntry><div class=MFile><a href="../Control-js.html">Control</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent2')">Control</a><div class=MGroupContent id=MGroupContent2><div class=MEntry><div class=MFile><a href="../Control/ArgParser-js.html">ArgParser</a></div></div><div class=MEntry><div class=MFile><a href="../Control/Attribution-js.html">Attribution</a></div></div><div class=MEntry><div class=MFile><a href="../Control/Button-js.html">Button</a></div></div><div class=MEntry><div class=MFile><a href="../Control/DragFeature-js.html">DragFeature</a></div></div><div class=MEntry><div class=MFile><a href="../Control/DragPan-js.html">DragPan</a></div></div><div class=MEntry><div class=MFile><a href="../Control/DrawFeature-js.html">DrawFeature</a></div></div><div class=MEntry><div class=MFile><a href="../Control/EditingToolbar-js.html">EditingToolbar</a></div></div><div class=MEntry><div class=MFile><a href="../Control/GetFeature-js.html">GetFeature</a></div></div><div class=MEntry><div class=MFile><a href="../Control/KeyboardDefaults-js.html">KeyboardDefaults</a></div></div><div class=MEntry><div class=MFile><a href="../Control/LayerSwitcher-js.html">LayerSwitcher</a></div></div><div class=MEntry><div class=MFile><a href="../Control/Measure-js.html">Measure</a></div></div><div class=MEntry><div class=MFile><a href="../Control/ModifyFeature-js.html">ModifyFeature</a></div></div><div class=MEntry><div class=MFile><a href="../Control/MouseDefaults-js.html">MouseDefaults</a></div></div><div class=MEntry><div class=MFile><a href="../Control/MousePosition-js.html">MousePosition</a></div></div><div class=MEntry><div class=MFile><a href="../Control/MouseToolbar-js.html">MouseToolbar</a></div></div><div class=MEntry><div class=MFile><a href="../Control/Navigation-js.html">Navigation</a></div></div><div class=MEntry><div class=MFile><a href="../Control/NavigationHistory-js.html">NavigationHistory</a></div></div><div class=MEntry><div class=MFile><a href="../Control/NavToolbar-js.html">NavToolbar</a></div></div><div class=MEntry><div class=MFile><a href="../Control/OverviewMap-js.html">OverviewMap</a></div></div><div class=MEntry><div class=MFile><a href="../Control/Pan-js.html">Pan</a></div></div><div class=MEntry><div class=MFile><a href="../Control/Panel-js.html">Panel</a></div></div><div class=MEntry><div class=MFile><a href="../Control/PanPanel-js.html">PanPanel</a></div></div><div class=MEntry><div class=MFile><a href="../Control/PanZoom-js.html">PanZoom</a></div></div><div class=MEntry><div class=MFile><a href="../Control/PanZoomBar-js.html">PanZoomBar</a></div></div><div class=MEntry><div class=MFile><a href="../Control/Permalink-js.html">Permalink</a></div></div><div class=MEntry><div class=MFile><a href="../Control/Scale-js.html">Scale</a></div></div><div class=MEntry><div class=MFile><a href="../Control/ScaleLine-js.html">ScaleLine</a></div></div><div class=MEntry><div class=MFile><a href="../Control/SelectFeature-js.html">SelectFeature</a></div></div><div class=MEntry><div class=MFile><a href="../Control/Snapping-js.html">Snapping</a></div></div><div class=MEntry><div class=MFile><a href="../Control/Split-js.html">Split</a></div></div><div class=MEntry><div class=MFile><a href="../Control/WMSGetFeatureInfo-js.html">WMSGetFeatureInfo</a></div></div><div class=MEntry><div class=MFile><a href="../Control/ZoomBox-js.html">ZoomBox</a></div></div><div class=MEntry><div class=MFile><a href="../Control/ZoomIn-js.html">ZoomIn</a></div></div><div class=MEntry><div class=MFile><a href="../Control/ZoomOut-js.html">ZoomOut</a></div></div><div class=MEntry><div class=MFile><a href="../Control/ZoomPanel-js.html">ZoomPanel</a></div></div><div class=MEntry><div class=MFile><a href="../Control/ZoomToMaxExtent-js.html">ZoomToMaxExtent</a></div></div></div></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Events-js.html">Events</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent4')">Feature</a><div class=MGroupContent id=MGroupContent4><div class=MEntry><div class=MFile><a href="../Feature-js.html">Feature</a></div></div><div class=MEntry><div class=MFile><a href="../Feature/Vector-js.html">Vector</a></div></div><div class=MEntry><div class=MFile><a href="../Feature/WFS-js.html">WFS</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent5')">Filter</a><div class=MGroupContent id=MGroupContent5><div class=MEntry><div class=MFile><a href="../Filter-js.html">Filter</a></div></div><div class=MEntry><div class=MFile><a href="../Filter/Comparison-js.html">Comparison</a></div></div><div class=MEntry><div class=MFile><a href="../Filter/FeatureId-js.html">FeatureId</a></div></div><div class=MEntry><div class=MFile><a href="../Filter/Logical-js.html">Logical</a></div></div><div class=MEntry><div class=MFile><a href="../Filter/Spatial-js.html">Spatial</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent14')">Format</a><div class=MGroupContent id=MGroupContent14><div class=MEntry><div class=MFile><a href="../Format-js.html">Format</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent6')">Filter</a><div class=MGroupContent id=MGroupContent6><div class=MEntry><div class=MFile><a href="../Format/Filter-js.html">Filter</a></div></div><div class=MEntry><div class=MFile><a href="../Format/Filter/v1-js.html">v1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/Filter/v1_0_0-js.html">v1_0_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/Filter/v1_1_0-js.html">v1_1_0</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent7')">GML</a><div class=MGroupContent id=MGroupContent7><div class=MEntry><div class=MFile><a href="../Format/GML-js.html">GML</a></div></div><div class=MEntry><div class=MFile><a href="../Format/GML/Base-js.html">Base</a></div></div><div class=MEntry><div class=MFile><a href="../Format/GML/v2-js.html">v2</a></div></div><div class=MEntry><div class=MFile><a href="../Format/GML/v3-js.html">v3</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent8')">SLD</a><div class=MGroupContent id=MGroupContent8><div class=MEntry><div class=MFile><a href="../Format/SLD-js.html">SLD</a></div></div><div class=MEntry><div class=MFile><a href="../Format/SLD/v1-js.html">v1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/SLD/v1_0_0-js.html">v1_0_0</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent9')">WMC</a><div class=MGroupContent id=MGroupContent9><div class=MEntry><div class=MFile><a href="../Format/WMC-js.html">WMC</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMC/v1-js.html">v1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMC/v1_0_0-js.html">v1_0_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMC/v1_1_0-js.html">v1_1_0</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent13')">Format</a><div class=MGroupContent id=MGroupContent13><div class=MEntry><div class=MFile><a href="../Format/ArcXML-js.html">ArcXML</a></div></div><div class=MEntry><div class=MFile><a href="../Format/ArcXML/Features-js.html">ArcXML.<wbr>Features</a></div></div><div class=MEntry><div class=MFile><a href="../Format/GeoJSON-js.html">GeoJSON</a></div></div><div class=MEntry><div class=MFile><a href="../Format/GeoRSS-js.html">GeoRSS</a></div></div><div class=MEntry><div class=MFile><a href="../Format/GPX-js.html">GPX</a></div></div><div class=MEntry><div class=MFile><a href="../Format/JSON-js.html">JSON</a></div></div><div class=MEntry><div class=MFile><a href="../Format/KML-js.html">KML</a></div></div><div class=MEntry><div class=MFile><a href="../Format/OSM-js.html">OSM</a></div></div><div class=MEntry><div class=MFile><a href="../Format/Text-js.html">Text</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WFS-js.html">WFS</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WFSCapabilities-js.html">WFSCapabilities</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent10')">WFSCapabilities</a><div class=MGroupContent id=MGroupContent10><div class=MEntry><div class=MFile><a href="../Format/WFSCapabilities/v1-js.html">WFSCapabilities.v1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WFSCapabilities/v1_0_0-js.html">WFSCapabilities/<wbr>v1_0_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WFSCapabilities/v1_1_0-js.html">WFSCapabilities/<wbr>v1_1_0</a></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Format/WFSDescribeFeatureType-js.html">WFSDescribeFeatureType</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent11')">WFST</a><div class=MGroupContent id=MGroupContent11><div class=MEntry><div class=MFile><a href="../Format/WFST-js.html">WFST</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WFST/v1-js.html">v1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WFST/v1_0_0-js.html">v1_0_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WFST/v1_1_0-js.html">v1_1_0</a></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Format/WKT-js.html">WKT</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities-js.html">WMSCapabilities</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent12')">WMSCapabilities</a><div class=MGroupContent id=MGroupContent12><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities/v1_1-js.html">WMSCapabilities.v1_1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities/v1_1_0-js.html">WMSCapabilities/<wbr>v1_1_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities/v1_1_1-js.html">WMSCapabilities/<wbr>v1_1_1</a></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSDescribeLayer-js.html">WMSDescribeLayer</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSDescribeLayer/v1_1-js.html">WMSDescribeLayer.v1_1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSGetFeatureInfo-js.html">WMSGetFeatureInfo</a></div></div><div class=MEntry><div class=MFile><a href="../Format/XML-js.html">XML</a></div></div></div></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent15')">Geometry</a><div class=MGroupContent id=MGroupContent15><div class=MEntry><div class=MFile><a href="../Geometry-js.html">Geometry</a></div></div><div class=MEntry><div class=MFile><a href="../Geometry/Collection-js.html">Collection</a></div></div><div class=MEntry><div class=MFile><a href="../Geometry/Curve-js.html">Curve</a></div></div><div class=MEntry><div class=MFile><a href="../Geometry/LinearRing-js.html">LinearRing</a></div></div><div class=MEntry><div class=MFile><a href="../Geometry/LineString-js.html">LineString</a></div></div><div class=MEntry><div class=MFile><a href="../Geometry/MultiLineString-js.html">MultiLineString</a></div></div><div class=MEntry><div class=MFile><a href="../Geometry/MultiPoint-js.html">MultiPoint</a></div></div><div class=MEntry><div class=MFile><a href="../Geometry/MultiPolygon-js.html">MultiPolygon</a></div></div><div class=MEntry><div class=MFile><a href="../Geometry/Point-js.html">Point</a></div></div><div class=MEntry><div class=MFile><a href="../Geometry/Polygon-js.html">Polygon</a></div></div><div class=MEntry><div class=MFile><a href="../Geometry/Rectangle-js.html">Rectangle</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent16')">Handler</a><div class=MGroupContent id=MGroupContent16><div class=MEntry><div class=MFile><a href="../Handler-js.html">Handler</a></div></div><div class=MEntry><div class=MFile><a href="../Handler/Box-js.html">Box</a></div></div><div class=MEntry><div class=MFile><a href="../Handler/Click-js.html">Click</a></div></div><div class=MEntry><div class=MFile><a href="../Handler/Drag-js.html">Drag</a></div></div><div class=MEntry><div class=MFile><a href="../Handler/Feature-js.html">Feature</a></div></div><div class=MEntry><div class=MFile><a href="../Handler/Hover-js.html">Hover</a></div></div><div class=MEntry><div class=MFile><a href="../Handler/Keyboard-js.html">Keyboard</a></div></div><div class=MEntry><div class=MFile><a href="../Handler/MouseWheel-js.html">MouseWheel</a></div></div><div class=MEntry><div class=MFile><a href="../Handler/Path-js.html">Path</a></div></div><div class=MEntry><div class=MFile><a href="../Handler/Point-js.html">Point</a></div></div><div class=MEntry><div class=MFile><a href="../Handler/Polygon-js.html">Polygon</a></div></div><div class=MEntry><div class=MFile><a href="../Handler/RegularPolygon-js.html">RegularPolygon</a></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Icon-js.html">Icon</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent17')">Lang</a><div class=MGroupContent id=MGroupContent17><div class=MEntry><div class=MFile><a href="../Lang-js.html">Lang</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/ca-js.html">ca</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/cs-CZ-js.html">cs-CZ</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/da-DK-js.html">da-DK</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/de-js.html">de</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/en-js.html">en</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/en-CA-js.html">en-CA</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/es-js.html">es</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/fr-js.html">fr</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/it-js.html">it</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/nb-js.html">nb</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/nl-js.html">nl</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/pt-BR-js.html">pt-BR</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/sv-SE-js.html">sv-SE</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/zh-CN-js.html">zh-CN</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/zh-TW-js.html">zh-TW</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent19')">Layer</a><div class=MGroupContent id=MGroupContent19><div class=MEntry><div class=MFile><a href="../Layer-js.html">Layer</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent18')">Layer</a><div class=MGroupContent id=MGroupContent18><div class=MEntry><div class=MFile><a href="ArcGIS93Rest-js.html">ArcGIS93Rest</a></div></div><div class=MEntry><div class=MFile><a href="Boxes-js.html">Boxes</a></div></div><div class=MEntry><div class=MFile><a href="EventPane-js.html">EventPane</a></div></div><div class=MEntry><div class=MFile><a href="FixedZoomLevels-js.html">FixedZoomLevels</a></div></div><div class=MEntry><div class=MFile><a href="GeoRSS-js.html">GeoRSS</a></div></div><div class=MEntry><div class=MFile><a href="GML-js.html">GML</a></div></div><div class=MEntry><div class=MFile><a href="Google-js.html">Google</a></div></div><div class=MEntry><div class=MFile><a href="Grid-js.html">Grid</a></div></div><div class=MEntry><div class=MFile><a href="HTTPRequest-js.html">HTTPRequest</a></div></div><div class=MEntry><div class=MFile><a href="Image-js.html">Image</a></div></div><div class=MEntry><div class=MFile><a href="KaMap-js.html">KaMap</a></div></div><div class=MEntry><div class=MFile><a href="KaMapCache-js.html">KaMapCache</a></div></div><div class=MEntry><div class=MFile><a href="MapGuide-js.html">MapGuide</a></div></div><div class=MEntry><div class=MFile><a href="MapServer-js.html">MapServer</a></div></div><div class=MEntry><div class=MFile><a href="MapServer/Untiled-js.html">MapServer.<wbr>Untiled</a></div></div><div class=MEntry><div class=MFile><a href="Markers-js.html">Markers</a></div></div><div class=MEntry><div class=MFile><a href="MultiMap-js.html">MultiMap</a></div></div><div class=MEntry><div class=MFile><a href="PointTrack-js.html">PointTrack</a></div></div><div class=MEntry><div class=MFile><a href="SphericalMercator-js.html">SphericalMercator</a></div></div><div class=MEntry><div class=MFile><a href="Text-js.html">Text</a></div></div><div class=MEntry><div class=MFile><a href="TileCache-js.html">TileCache</a></div></div><div class=MEntry><div class=MFile><a href="TMS-js.html">TMS</a></div></div><div class=MEntry><div class=MFile id=MSelected>Vector</div></div><div class=MEntry><div class=MFile><a href="Vector/RootContainer-js.html">Vector.<wbr>RootContainer</a></div></div><div class=MEntry><div class=MFile><a href="VirtualEarth-js.html">VirtualEarth</a></div></div><div class=MEntry><div class=MFile><a href="WFS-js.html">WFS</a></div></div><div class=MEntry><div class=MFile><a href="WMS-js.html">WMS</a></div></div><div class=MEntry><div class=MFile><a href="WMS/Untiled-js.html">WMS.<wbr>Untiled</a></div></div><div class=MEntry><div class=MFile><a href="WorldWind-js.html">WorldWind</a></div></div><div class=MEntry><div class=MFile><a href="Yahoo-js.html">Yahoo</a></div></div><div class=MEntry><div class=MFile><a href="ArcIMS-js.html">ArcIMS</a></div></div><div class=MEntry><div class=MFile><a href="XYZ-js.html">XYZ</a></div></div></div></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Map-js.html">Map</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent20')">Marker</a><div class=MGroupContent id=MGroupContent20><div class=MEntry><div class=MFile><a href="../Marker-js.html">Marker</a></div></div><div class=MEntry><div class=MFile><a href="../Marker/Box-js.html">Box</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent21')">Popup</a><div class=MGroupContent id=MGroupContent21><div class=MEntry><div class=MFile><a href="../Popup-js.html">Popup</a></div></div><div class=MEntry><div class=MFile><a href="../Popup/Anchored-js.html">Anchored</a></div></div><div class=MEntry><div class=MFile><a href="../Popup/AnchoredBubble-js.html">AnchoredBubble</a></div></div><div class=MEntry><div class=MFile><a href="../Popup/Framed-js.html">Framed</a></div></div><div class=MEntry><div class=MFile><a href="../Popup/FramedCloud-js.html">FramedCloud</a></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Projection-js.html">Projection</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent24')">Protocol</a><div class=MGroupContent id=MGroupContent24><div class=MEntry><div class=MFile><a href="../Protocol-js.html">Protocol</a></div></div><div class=MEntry><div class=MFile><a href="../Protocol/HTTP-js.html">HTTP</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent22')">SQL</a><div class=MGroupContent id=MGroupContent22><div class=MEntry><div class=MFile><a href="../Protocol/SQL-js.html">SQL</a></div></div><div class=MEntry><div class=MFile><a href="../Protocol/SQL/Gears-js.html">Gears</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent23')">WFS</a><div class=MGroupContent id=MGroupContent23><div class=MEntry><div class=MFile><a href="../Protocol/WFS-js.html">WFS</a></div></div><div class=MEntry><div class=MFile><a href="../Protocol/WFS/v1-js.html">v1</a></div></div><div class=MEntry><div class=MFile><a href="../Protocol/WFS/v1_0_0-js.html">v1_0_0</a></div></div><div class=MEntry><div class=MFile><a href="../Protocol/WFS/v1_1_0-js.html">v1_1_0</a></div></div></div></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent25')">Renderer</a><div class=MGroupContent id=MGroupContent25><div class=MEntry><div class=MFile><a href="../Renderer-js.html">Renderer</a></div></div><div class=MEntry><div class=MFile><a href="../Renderer/Canvas-js.html">Canvas</a></div></div><div class=MEntry><div class=MFile><a href="../Renderer/Elements-js.html">Elements</a></div></div><div class=MEntry><div class=MFile><a href="../Renderer/SVG-js.html">SVG</a></div></div><div class=MEntry><div class=MFile><a href="../Renderer/VML-js.html">VML</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent26')">Request</a><div class=MGroupContent id=MGroupContent26><div class=MEntry><div class=MFile><a href="../Request-js.html">Request</a></div></div><div class=MEntry><div class=MFile><a href="../Request/XMLHttpRequest-js.html">XMLHttpRequest</a></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Rule-js.html">Rule</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent27')">Strategy</a><div class=MGroupContent id=MGroupContent27><div class=MEntry><div class=MFile><a href="../Strategy-js.html">Strategy</a></div></div><div class=MEntry><div class=MFile><a href="../Strategy/BBOX-js.html">BBOX</a></div></div><div class=MEntry><div class=MFile><a href="../Strategy/Cluster-js.html">Cluster</a></div></div><div class=MEntry><div class=MFile><a href="../Strategy/Fixed-js.html">Fixed</a></div></div><div class=MEntry><div class=MFile><a href="../Strategy/Paging-js.html">Paging</a></div></div><div class=MEntry><div class=MFile><a href="../Strategy/Save-js.html">Save</a></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Style-js.html">Style</a></div></div><div class=MEntry><div class=MFile><a href="../StyleMap-js.html">StyleMap</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent28')">Tile</a><div class=MGroupContent id=MGroupContent28><div class=MEntry><div class=MFile><a href="../Tile-js.html">Tile</a></div></div><div class=MEntry><div class=MFile><a href="../Tile/Image-js.html">Image</a></div></div><div class=MEntry><div class=MFile><a href="../Tile/WFS-js.html">WFS</a></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Tween-js.html">Tween</a></div></div><div class=MEntry><div class=MFile><a href="../Util-js.html">Util</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent30')">Index</a><div class=MGroupContent id=MGroupContent30><div class=MEntry><div class=MIndex><a href="../../../index/General.html">Everything</a></div></div><div class=MEntry><div class=MIndex><a href="../../../index/Classes.html">Classes</a></div></div><div class=MEntry><div class=MIndex><a href="../../../index/Constants.html">Constants</a></div></div><div class=MEntry><div class=MIndex><a href="../../../index/Functions.html">Functions</a></div></div><div class=MEntry><div class=MIndex><a href="../../../index/Properties.html">Properties</a></div></div><div class=MEntry><div class=MIndex><a href="../../../index/Files.html">Files</a></div></div><div class=MEntry><div class=MIndex><a href="../../../index/Constructor.html">Constructor</a></div></div></div></div></div><script type="text/javascript"><!--
  71 var searchPanel = new SearchPanel("searchPanel", "HTML", "../../../search");
  72 --></script><div id=MSearchPanel class=MSearchPanelInactive><input type=text id=MSearchField value=Search onFocus="searchPanel.OnSearchFieldFocus(true)" onBlur="searchPanel.OnSearchFieldFocus(false)" onKeyUp="searchPanel.OnSearchFieldChange()"><select id=MSearchType onFocus="searchPanel.OnSearchTypeFocus(true)" onBlur="searchPanel.OnSearchTypeFocus(false)" onChange="searchPanel.OnSearchTypeChange()"><option  id=MSearchEverything selected value="General">Everything</option><option value="Classes">Classes</option><option value="Constants">Constants</option><option value="Constructor">Constructor</option><option value="Files">Files</option><option value="Functions">Functions</option><option value="Properties">Properties</option></select></div><script language=JavaScript><!--
  73 HideAllBut([18, 19, 29], 31);// --></script></div><!--Menu-->
  74
  75
  76
  77 <!--START_ND_TOOLTIPS-->
  78 <div class=CToolTip id="tt1"><div class=CClass>Vector features use the OpenLayers.Geometry classes as geometry description. </div></div><div class=CToolTip id="tt2"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>destroy: function()</td></tr></table></blockquote>Destroy this layer</div></div><div class=CToolTip id="tt3"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>display: function(</td><td class=PParameter nowrap>display</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Hide or show the Layer</div></div><div class=CToolTip id="tt4"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>addFeatures: function(</td><td class=PParameter nowrap>features,</td></tr><tr><td></td><td class=PParameter nowrap>options</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Add Features to the layer.</div></div><div class=CToolTip id="tt5"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>removeFeatures: function(</td><td class=PParameter nowrap>features,</td></tr><tr><td></td><td class=PParameter nowrap>options</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Remove features from the layer. </div></div><div class=CToolTip id="tt6"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>destroyFeatures: function(</td><td class=PParameter nowrap>features,</td></tr><tr><td></td><td class=PParameter nowrap>options</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Erase and destroy features on the layer.</div></div><div class=CToolTip id="tt7"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>drawFeature: function(</td><td class=PParameter nowrap>feature,</td></tr><tr><td></td><td class=PParameter nowrap>style</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Draw (or redraw) a feature on the layer. </div></div><div class=CToolTip id="tt8"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>getFeatureById: function(</td><td class=PParameter nowrap>featureId</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Given a feature id, return the feature if it exists in the features array</div></div><div class=CToolTip id="tt9"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>onFeatureInsert: function(</td><td class=PParameter nowrap>feature</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>method called after a feature is inserted. </div></div><div class=CToolTip id="tt10"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>preFeatureInsert: function(</td><td class=PParameter nowrap>feature</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>method called before a feature is inserted. </div></div><div class=CToolTip id="tt11"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>getDataExtent: function ()</td></tr></table></blockquote>Calculates the max extent which includes all of the features.</div></div><div class=CToolTip id="tt12"><div class=CConstructor>Create a new vector layer</div></div><div class=CToolTip id="tt13"><div class=CClass>This is the base class for all renderers.</div></div><div class=CToolTip id="tt14"><div class=CClass>Instances of this class represent bounding boxes. </div></div><!--END_ND_TOOLTIPS-->
  79
  80
  81
  82
  83 <div id=MSearchResultsWindow><iframe src="" frameborder=0 name=MSearchResults id=MSearchResults></iframe><a href="javascript:searchPanel.CloseResultsWindow()" id=MSearchResultsWindowClose>Close</a></div>
  84
  85
  86 <script language=JavaScript><!--
  87 if (browserType) {if (browserVer) {document.write("</div>"); }document.write("</div>");}// --></script></body></html>