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<div id=Content><div class="CClass"><div class=CTopic id=MainTopic><h1 class=CTitle><a name="OpenLayers.Tile"></a>OpenLayers.Tile</h1><div class=CBody><p>This is a class designed to designate a single tile, however it is explicitly designed to do relatively little.&nbsp; Tiles store information about themselves -- such as the URL that they are related to, and their size - but do not add themselves to the layer div automatically, for example.&nbsp; Create a new tile with the <a href="#OpenLayers.Tile" class=LClass id=link14 onMouseOver="ShowTip(event, 'tt14', 'link14')" onMouseOut="HideTip('tt14')">OpenLayers.Tile</a> constructor, or a subclass.</p><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>TBD 3.0</td><td class=CDLDescription>remove reference to url in above paragraph</td></tr></table><!--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.Tile" >OpenLayers.Tile</a></td><td class=SDescription>This is a class designed to designate a single tile, however it is explicitly designed to do relatively little. </td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Tile.Constants" >Constants</a></td><td class=SDescription></td></tr><tr class="SConstant SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Tile.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.Tile.Properties" >Properties</a></td><td class=SDescription></td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Tile.events" >events</a></td><td class=SDescription>{<a href="Events-js.html#OpenLayers.Events" class=LClass >OpenLayers.Events</a>} An events object that handles all events on the tile.</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Tile.id" >id</a></td><td class=SDescription>{String} null</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Tile.layer" >layer</a></td><td class=SDescription>{<a href="Layer-js.html#OpenLayers.Layer" class=LClass >OpenLayers.Layer</a>} layer the tile is attached to</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Tile.url" >url</a></td><td class=SDescription>{String} url of the request.</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Tile.bounds" >bounds</a></td><td class=SDescription>{<a href="BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link1 onMouseOver="ShowTip(event, 'tt1', 'link1')" onMouseOut="HideTip('tt1')">OpenLayers.Bounds</a>} null</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Tile.size" >size</a></td><td class=SDescription>{<a href="BaseTypes/Size-js.html#OpenLayers.Size" class=LClass id=link2 onMouseOver="ShowTip(event, 'tt2', 'link2')" onMouseOut="HideTip('tt2')">OpenLayers.Size</a>} null</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Tile.position" >position</a></td><td class=SDescription>{<a href="BaseTypes/Pixel-js.html#OpenLayers.Pixel" class=LClass id=link3 onMouseOver="ShowTip(event, 'tt3', 'link3')" onMouseOut="HideTip('tt3')">OpenLayers.Pixel</a>} Top Left pixel of the tile</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Tile.isLoading" >isLoading</a></td><td class=SDescription>{Boolean} Is the tile loading?</td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Tile.Functions" >Functions</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Tile.unload" id=link4 onMouseOver="ShowTip(event, 'tt4', 'link4')" onMouseOut="HideTip('tt4')">unload</a></td><td class=SDescription>Call immediately before destroying if you are listening to tile events, so that counters are properly handled if tile is still loading at destroy-time. </td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Tile.destroy" id=link5 onMouseOver="ShowTip(event, 'tt5', 'link5')" onMouseOut="HideTip('tt5')">destroy</a></td><td class=SDescription>Nullify references to prevent circular references and memory leaks.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Tile.clone" id=link6 onMouseOver="ShowTip(event, 'tt6', 'link6')" onMouseOut="HideTip('tt6')">clone</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Tile.draw" id=link7 onMouseOver="ShowTip(event, 'tt7', 'link7')" onMouseOut="HideTip('tt7')">draw</a></td><td class=SDescription>Clear whatever is currently in the tile, then return whether or not it should actually be re-drawn.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Tile.moveTo" id=link8 onMouseOver="ShowTip(event, 'tt8', 'link8')" onMouseOut="HideTip('tt8')">moveTo</a></td><td class=SDescription>Reposition the tile.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Tile.clear" id=link9 onMouseOver="ShowTip(event, 'tt9', 'link9')" onMouseOut="HideTip('tt9')">clear</a></td><td class=SDescription>Clear the tile of any bounds/position-related data so that it can be reused in a new location. </td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Tile.getBoundsFromBaseLayer" id=link10 onMouseOver="ShowTip(event, 'tt10', 'link10')" onMouseOut="HideTip('tt10')">getBoundsFromBaseLayer</a></td><td class=SDescription>Take the pixel locations of the corner of the tile, and pass them to the base layer and ask for the location of those pixels, so that displaying tiles over Google works fine.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Tile.showTile" id=link11 onMouseOver="ShowTip(event, 'tt11', 'link11')" onMouseOut="HideTip('tt11')">showTile</a></td><td class=SDescription>Show the tile only if it should be drawn.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Tile.show" id=link12 onMouseOver="ShowTip(event, 'tt12', 'link12')" onMouseOut="HideTip('tt12')">show</a></td><td class=SDescription>Show the tile. </td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Tile.hide" id=link13 onMouseOver="ShowTip(event, 'tt13', 'link13')" onMouseOut="HideTip('tt13')">hide</a></td><td class=SDescription>Hide the tile. </td></tr></table></div></div><!--END_ND_SUMMARY--></div></div></div>
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16 <div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.Constants"></a>Constants</h3></div></div>
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18 <div class="CConstant"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.EVENT_TYPES"></a>EVENT_TYPES</h3><div class=CBody><p>{Array(String)} Supported application event types</p></div></div></div>
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20 <div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.Properties"></a>Properties</h3></div></div>
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22 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.events"></a>events</h3><div class=CBody><p>{<a href="Events-js.html#OpenLayers.Events" class=LClass >OpenLayers.Events</a>} An events object that handles all events on the tile.</p></div></div></div>
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24 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.id"></a>id</h3><div class=CBody><p>{String} null</p></div></div></div>
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26 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.layer"></a>layer</h3><div class=CBody><p>{<a href="Layer-js.html#OpenLayers.Layer" class=LClass >OpenLayers.Layer</a>} layer the tile is attached to</p></div></div></div>
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28 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.url"></a>url</h3><div class=CBody><p>{String} url of the request.</p><p>TBD 3.0 Deprecated.&nbsp; The base tile class does not need an url.&nbsp; This should be handled in subclasses.&nbsp; Does not belong here.</p></div></div></div>
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30 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.bounds"></a>bounds</h3><div class=CBody><p>{<a href="BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link15 onMouseOver="ShowTip(event, 'tt1', 'link15')" onMouseOut="HideTip('tt1')">OpenLayers.Bounds</a>} null</p></div></div></div>
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32 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.size"></a>size</h3><div class=CBody><p>{<a href="BaseTypes/Size-js.html#OpenLayers.Size" class=LClass id=link16 onMouseOver="ShowTip(event, 'tt2', 'link16')" onMouseOut="HideTip('tt2')">OpenLayers.Size</a>} null</p></div></div></div>
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34 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.position"></a>position</h3><div class=CBody><p>{<a href="BaseTypes/Pixel-js.html#OpenLayers.Pixel" class=LClass id=link17 onMouseOver="ShowTip(event, 'tt3', 'link17')" onMouseOut="HideTip('tt3')">OpenLayers.Pixel</a>} Top Left pixel of the tile</p></div></div></div>
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36 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.isLoading"></a>isLoading</h3><div class=CBody><p>{Boolean} Is the tile loading?</p></div></div></div>
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38 <div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.Functions"></a>Functions</h3></div></div>
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40 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.unload"></a>unload</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>unload: function()</td></tr></table></blockquote><p>Call immediately before destroying if you are listening to tile events, so that counters are properly handled if tile is still loading at destroy-time.&nbsp; Will only fire an event if the tile is still loading.</p></div></div></div>
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42 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.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>Nullify references to prevent circular references and memory leaks.</p></div></div></div>
43
44 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.clone"></a>clone</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>clone: function (</td><td class=PParameter nowrap>obj</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>obj</td><td class=CDLDescription>{<a href="#OpenLayers.Tile" class=LClass id=link18 onMouseOver="ShowTip(event, 'tt14', 'link18')" onMouseOut="HideTip('tt14')">OpenLayers.Tile</a>} The tile to be cloned</td></tr></table><h4 class=CHeading>Returns</h4><p>{<a href="#OpenLayers.Tile" class=LClass id=link19 onMouseOver="ShowTip(event, 'tt14', 'link19')" onMouseOut="HideTip('tt14')">OpenLayers.Tile</a>} An exact clone of this <a href="#OpenLayers.Tile" class=LClass id=link20 onMouseOver="ShowTip(event, 'tt14', 'link20')" onMouseOut="HideTip('tt14')">OpenLayers.Tile</a></p></div></div></div>
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46 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.draw"></a>draw</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>draw: function()</td></tr></table></blockquote><p>Clear whatever is currently in the tile, then return whether or not it should actually be re-drawn.</p><h4 class=CHeading>Returns</h4><p>{Boolean} Whether or not the tile should actually be drawn.&nbsp; Note that this is not really the best way of doing things, but such is the way the code has been developed.&nbsp; Subclasses call this and depend on the return to know if they should draw or not.</p></div></div></div>
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48 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.moveTo"></a>moveTo</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>moveTo: function (</td><td class=PParameter nowrap>bounds,</td></tr><tr><td></td><td class=PParameter nowrap>position,</td></tr><tr><td></td><td class=PParameter nowrap>redraw</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Reposition the tile.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>bounds</td><td class=CDLDescription>{<a href="BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link21 onMouseOver="ShowTip(event, 'tt1', 'link21')" onMouseOut="HideTip('tt1')">OpenLayers.Bounds</a>}</td></tr><tr><td class=CDLEntry>position</td><td class=CDLDescription>{<a href="BaseTypes/Pixel-js.html#OpenLayers.Pixel" class=LClass id=link22 onMouseOver="ShowTip(event, 'tt3', 'link22')" onMouseOut="HideTip('tt3')">OpenLayers.Pixel</a>}</td></tr><tr><td class=CDLEntry>redraw</td><td class=CDLDescription>{Boolean} Call draw method on tile after moving.&nbsp; Default is true</td></tr></table></div></div></div>
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50 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.clear"></a>clear</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>clear: function()</td></tr></table></blockquote><p>Clear the tile of any bounds/position-related data so that it can be reused in a new location.&nbsp; To be implemented by subclasses.</p></div></div></div>
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52 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.getBoundsFromBaseLayer"></a>getBoundsFromBaseLayer</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>getBoundsFromBaseLayer: function(</td><td class=PParameter nowrap>position</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Take the pixel locations of the corner of the tile, and pass them to the base layer and ask for the location of those pixels, so that displaying tiles over Google works fine.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>position</td><td class=CDLDescription>{<a href="BaseTypes/Pixel-js.html#OpenLayers.Pixel" class=LClass id=link23 onMouseOver="ShowTip(event, 'tt3', 'link23')" onMouseOut="HideTip('tt3')">OpenLayers.Pixel</a>}</td></tr></table><h4 class=CHeading>Returns</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>bounds</td><td class=CDLDescription>{<a href="BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link24 onMouseOver="ShowTip(event, 'tt1', 'link24')" onMouseOut="HideTip('tt1')">OpenLayers.Bounds</a>}</td></tr></table></div></div></div>
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54 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.showTile"></a>showTile</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>showTile: function()</td></tr></table></blockquote><p>Show the tile only if it should be drawn.</p></div></div></div>
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56 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.show"></a>show</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>show: function()</td></tr></table></blockquote><p>Show the tile.&nbsp;  To be implemented by subclasses.</p></div></div></div>
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58 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Tile.hide"></a>hide</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>hide: function()</td></tr></table></blockquote><p>Hide the tile.&nbsp;  To be implemented by subclasses.</p></div></div></div>
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<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.js</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="Layer/ArcGIS93Rest-js.html">ArcGIS93Rest</a></div></div><div class=MEntry><div class=MFile><a href="Layer/Boxes-js.html">Boxes</a></div></div><div class=MEntry><div class=MFile><a href="Layer/EventPane-js.html">EventPane</a></div></div><div class=MEntry><div class=MFile><a href="Layer/FixedZoomLevels-js.html">FixedZoomLevels</a></div></div><div class=MEntry><div class=MFile><a href="Layer/GeoRSS-js.html">GeoRSS</a></div></div><div class=MEntry><div class=MFile><a href="Layer/GML-js.html">GML</a></div></div><div class=MEntry><div class=MFile><a href="Layer/Google-js.html">Google</a></div></div><div class=MEntry><div class=MFile><a href="Layer/Grid-js.html">Grid</a></div></div><div class=MEntry><div class=MFile><a href="Layer/HTTPRequest-js.html">HTTPRequest</a></div></div><div class=MEntry><div class=MFile><a href="Layer/Image-js.html">Image</a></div></div><div class=MEntry><div class=MFile><a href="Layer/KaMap-js.html">KaMap</a></div></div><div class=MEntry><div class=MFile><a href="Layer/KaMapCache-js.html">KaMapCache</a></div></div><div class=MEntry><div class=MFile><a href="Layer/MapGuide-js.html">MapGuide</a></div></div><div class=MEntry><div class=MFile><a href="Layer/MapServer-js.html">MapServer</a></div></div><div class=MEntry><div class=MFile><a href="Layer/MapServer/Untiled-js.html">MapServer.<wbr>Untiled</a></div></div><div class=MEntry><div class=MFile><a href="Layer/Markers-js.html">Markers</a></div></div><div class=MEntry><div class=MFile><a href="Layer/MultiMap-js.html">MultiMap</a></div></div><div class=MEntry><div class=MFile><a href="Layer/PointTrack-js.html">PointTrack</a></div></div><div class=MEntry><div class=MFile><a href="Layer/SphericalMercator-js.html">SphericalMercator</a></div></div><div class=MEntry><div class=MFile><a href="Layer/Text-js.html">Text</a></div></div><div class=MEntry><div class=MFile><a href="Layer/TileCache-js.html">TileCache</a></div></div><div class=MEntry><div class=MFile><a href="Layer/TMS-js.html">TMS</a></div></div><div class=MEntry><div class=MFile><a href="Layer/Vector-js.html">Vector</a></div></div><div class=MEntry><div class=MFile><a href="Layer/Vector/RootContainer-js.html">Vector.<wbr>RootContainer</a></div></div><div class=MEntry><div class=MFile><a href="Layer/VirtualEarth-js.html">VirtualEarth</a></div></div><div class=MEntry><div class=MFile><a href="Layer/WFS-js.html">WFS</a></div></div><div class=MEntry><div class=MFile><a href="Layer/WMS-js.html">WMS</a></div></div><div class=MEntry><div class=MFile><a href="Layer/WMS/Untiled-js.html">WMS.<wbr>Untiled</a></div></div><div class=MEntry><div class=MFile><a href="Layer/WorldWind-js.html">WorldWind</a></div></div><div class=MEntry><div class=MFile><a href="Layer/Yahoo-js.html">Yahoo</a></div></div><div class=MEntry><div class=MFile><a href="Layer/ArcIMS-js.html">ArcIMS</a></div></div><div class=MEntry><div class=MFile><a href="Layer/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><di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73 <!--START_ND_TOOLTIPS-->
74 <div class=CToolTip id="tt1"><div class=CClass>Instances of this class represent bounding boxes. </div></div><div class=CToolTip id="tt2"><div class=CClass>Instances of this class represent a width/height pair</div></div><div class=CToolTip id="tt3"><div class=CClass>This class represents a screen coordinate, in x and y coordinates</div></div><div class=CToolTip id="tt4"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>unload: function()</td></tr></table></blockquote>Call immediately before destroying if you are listening to tile events, so that counters are properly handled if tile is still loading at destroy-time. </div></div><div class=CToolTip id="tt5"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>destroy:function()</td></tr></table></blockquote>Nullify references to prevent circular references and memory leaks.</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>clone: function (</td><td class=PParameter nowrap>obj</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote></div></div><div class=CToolTip id="tt7"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>draw: function()</td></tr></table></blockquote>Clear whatever is currently in the tile, then return whether or not it should actually be re-drawn.</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>moveTo: function (</td><td class=PParameter nowrap>bounds,</td></tr><tr><td></td><td class=PParameter nowrap>position,</td></tr><tr><td></td><td class=PParameter nowrap>redraw</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Reposition the tile.</div></div><div class=CToolTip id="tt9"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>clear: function()</td></tr></table></blockquote>Clear the tile of any bounds/position-related data so that it can be reused in a new location. </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>getBoundsFromBaseLayer: function(</td><td class=PParameter nowrap>position</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Take the pixel locations of the corner of the tile, and pass them to the base layer and ask for the location of those pixels, so that displaying tiles over Google works fine.</div></div><div class=CToolTip id="tt11"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>showTile: function()</td></tr></table></blockquote>Show the tile only if it should be drawn.</div></div><div class=CToolTip id="tt12"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>show: function()</td></tr></table></blockquote>Show the tile. </div></div><div class=CToolTip id="tt13"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>hide: function()</td></tr></table></blockquote>Hide the tile. </div></div><div class=CToolTip id="tt14"><div class=CClass>This is a class designed to designate a single tile, however it is explicitly designed to do relatively little. </div></div><!--END_ND_TOOLTIPS-->
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