openlayers/doc/devdocs/files/OpenLayers/Control/OverviewMap-js.html

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<div id=Content><div class="CClass"><div class=CTopic id=MainTopic><h1 class=CTitle><a name="OpenLayers.Control.OverviewMap"></a>OpenLayers.<wbr>Control.<wbr>OverviewMap</h1><div class=CBody><p>The OverMap control creates a small overview map, useful to display the extent of a zoomed map and your main map and provide additional navigation options to the User.&nbsp;  By default the overview map is drawn in the lower right corner of the main map.&nbsp; Create a new overview map with the <a href="#OpenLayers.Control.OverviewMap.OpenLayers.Control.OverviewMap" class=LConstructor id=link22 onMouseOver="ShowTip(event, 'tt22', 'link22')" onMouseOut="HideTip('tt22')">OpenLayers.Control.OverviewMap</a> constructor.</p><h4 class=CHeading>Inerits from</h4><ul><li><a href="../Control-js.html#OpenLayers.Control" class=LClass id=link23 onMouseOver="ShowTip(event, 'tt23', 'link23')" onMouseOut="HideTip('tt23')">OpenLayers.Control</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.Control.OverviewMap" >OpenLayers.<wbr>Control.<wbr>OverviewMap</a></td><td class=SDescription>The OverMap control creates a small overview map, useful to display the extent of a zoomed map and your main map and provide additional navigation options to the User. </td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.Properties" >Properties</a></td><td class=SDescription></td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.element" >element</a></td><td class=SDescription>{DOMElement} The DOM element that contains the overview map</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.ovmap" >ovmap</a></td><td class=SDescription>{<a href="../Map-js.html#OpenLayers.Map" class=LClass id=link1 onMouseOver="ShowTip(event, 'tt1', 'link1')" onMouseOut="HideTip('tt1')">OpenLayers.Map</a>} A reference to the overview map itself.</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.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>} The overvew map size in pixels. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.layers" >layers</a></td><td class=SDescription>{Array(<a href="../Layer-js.html#OpenLayers.Layer" class=LClass >OpenLayers.Layer</a>)} Ordered list of layers in the overview map. </td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.minRectSize" >minRectSize</a></td><td class=SDescription>{Integer} The minimum width or height (in pixels) of the extent rectangle on the overview map. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.minRectDisplayClass" >minRectDisplayClass</a></td><td class=SDescription>{String} Replacement style class name for the extent rectangle when <a href="#OpenLayers.Control.OverviewMap.minRectSize" class=LProperty id=link3 onMouseOver="ShowTip(event, 'tt3', 'link3')" onMouseOut="HideTip('tt3')">minRectSize</a> is reached. </td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.minRatio" >minRatio</a></td><td class=SDescription>{Float} The ratio of the overview map resolution to the main map resolution at which to zoom farther out on the overview map.</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.maxRatio" >maxRatio</a></td><td class=SDescription>{Float} The ratio of the overview map resolution to the main map resolution at which to zoom farther in on the overview map.</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.mapOptions" >mapOptions</a></td><td class=SDescription>{Object} An object containing any non-default properties to be sent to the overview map&rsquo;s map constructor. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.autoPan" >autoPan</a></td><td class=SDescription>{Boolean} Always pan the overview map, so the extent marker remains in the center. </td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.handlers" >handlers</a></td><td class=SDescription>{Object}</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.resolutionFactor" >resolutionFactor</a></td><td class=SDescription>{Object}</td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.Constructor" >Constructor</a></td><td class=SDescription></td></tr><tr class="SConstructor SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.OpenLayers.Control.OverviewMap" >OpenLayers.<wbr>Control.<wbr>OverviewMap</a></td><td class=SDescription>Create a new overview map</td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.Functions" >Functions</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.destroy" id=link4 onMouseOver="ShowTip(event, 'tt4', 'link4')" onMouseOut="HideTip('tt4')">destroy</a></td><td class=SDescription>Deconstruct the control</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.draw" id=link5 onMouseOver="ShowTip(event, 'tt5', 'link5')" onMouseOut="HideTip('tt5')">draw</a></td><td class=SDescription>Render the control in the browser.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.baseLayerDraw" id=link6 onMouseOver="ShowTip(event, 'tt6', 'link6')" onMouseOut="HideTip('tt6')">baseLayerDraw</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.rectDrag" id=link7 onMouseOver="ShowTip(event, 'tt7', 'link7')" onMouseOut="HideTip('tt7')">rectDrag</a></td><td class=SDescription>Handle extent rectangle drag</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.mapDivClick" id=link8 onMouseOver="ShowTip(event, 'tt8', 'link8')" onMouseOut="HideTip('tt8')">mapDivClick</a></td><td class=SDescription>Handle browser events</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.maximizeControl" id=link9 onMouseOver="ShowTip(event, 'tt9', 'link9')" onMouseOut="HideTip('tt9')">maximizeControl</a></td><td class=SDescription>Unhide the control. </td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.minimizeControl" id=link10 onMouseOver="ShowTip(event, 'tt10', 'link10')" onMouseOut="HideTip('tt10')">minimizeControl</a></td><td class=SDescription>Hide all the contents of the control, shrink the size, add the maximize icon</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.showToggle" id=link11 onMouseOver="ShowTip(event, 'tt11', 'link11')" onMouseOut="HideTip('tt11')">showToggle</a></td><td class=SDescription>Hide/Show the toggle depending on whether the control is minimized</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.update" id=link12 onMouseOver="ShowTip(event, 'tt12', 'link12')" onMouseOut="HideTip('tt12')">update</a></td><td class=SDescription>Update the overview map after layers move.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.isSuitableOverview" id=link13 onMouseOver="ShowTip(event, 'tt13', 'link13')" onMouseOut="HideTip('tt13')">isSuitableOverview</a></td><td class=SDescription>Determines if the overview map is suitable given the extent and resolution of the main map.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.createMap" id=link14 onMouseOver="ShowTip(event, 'tt14', 'link14')" onMouseOut="HideTip('tt14')">createMap</a></td><td class=SDescription>Construct the map that this control contains</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.updateRectToMap" id=link15 onMouseOver="ShowTip(event, 'tt15', 'link15')" onMouseOut="HideTip('tt15')">updateRectToMap</a></td><td class=SDescription>Updates the extent rectangle position and size to match the map extent</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.updateMapToRect" id=link16 onMouseOver="ShowTip(event, 'tt16', 'link16')" onMouseOut="HideTip('tt16')">updateMapToRect</a></td><td class=SDescription>Updates the map extent to match the extent rectangle position and size</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.setRectPxBounds" id=link17 onMouseOver="ShowTip(event, 'tt17', 'link17')" onMouseOut="HideTip('tt17')">setRectPxBounds</a></td><td class=SDescription>Set extent rectangle pixel bounds.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.getRectBoundsFromMapBounds" id=link18 onMouseOver="ShowTip(event, 'tt18', 'link18')" onMouseOut="HideTip('tt18')">getRectBoundsFromMapBounds</a></td><td class=SDescription>Get the rect bounds from the map bounds.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.getMapBoundsFromRectBounds" id=link19 onMouseOver="ShowTip(event, 'tt19', 'link19')" onMouseOut="HideTip('tt19')">getMapBoundsFromRectBounds</a></td><td class=SDescription>Get the map bounds from the rect bounds.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.getLonLatFromOverviewPx" id=link20 onMouseOver="ShowTip(event, 'tt20', 'link20')" onMouseOut="HideTip('tt20')">getLonLatFromOverviewPx</a></td><td class=SDescription>Get a map location from a pixel location</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Control.OverviewMap.getOverviewPxFromLonLat" id=link21 onMouseOver="ShowTip(event, 'tt21', 'link21')" onMouseOut="HideTip('tt21')">getOverviewPxFromLonLat</a></td><td class=SDescription>Get a pixel location from a map location</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.Control.OverviewMap.Properties"></a>Properties</h3></div></div>
  17
  18 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.element"></a>element</h3><div class=CBody><p>{DOMElement} The DOM element that contains the overview map</p></div></div></div>
  19
  20 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.ovmap"></a>ovmap</h3><div class=CBody><p>{<a href="../Map-js.html#OpenLayers.Map" class=LClass id=link24 onMouseOver="ShowTip(event, 'tt1', 'link24')" onMouseOut="HideTip('tt1')">OpenLayers.Map</a>} A reference to the overview map itself.</p></div></div></div>
  21
  22 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.size"></a>size</h3><div class=CBody><p>{<a href="../BaseTypes/Size-js.html#OpenLayers.Size" class=LClass id=link25 onMouseOver="ShowTip(event, 'tt2', 'link25')" onMouseOut="HideTip('tt2')">OpenLayers.Size</a>} The overvew map size in pixels.&nbsp;  Note that this is the size of the map itself - the element that contains the map (default class name olControlOverviewMapElement) may have padding or other style attributes added via CSS.</p></div></div></div>
  23
  24 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.layers"></a>layers</h3><div class=CBody><p>{Array(<a href="../Layer-js.html#OpenLayers.Layer" class=LClass >OpenLayers.Layer</a>)} Ordered list of layers in the overview map.&nbsp; If none are sent at construction, the base layer for the main map is used.</p></div></div></div>
  25
  26 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.minRectSize"></a>minRectSize</h3><div class=CBody><p>{Integer} The minimum width or height (in pixels) of the extent rectangle on the overview map.&nbsp;  When the extent rectangle reaches this size, it will be replaced depending on the value of the <a href="#OpenLayers.Control.OverviewMap.minRectDisplayClass" class=LProperty id=link26 onMouseOver="ShowTip(event, 'tt24', 'link26')" onMouseOut="HideTip('tt24')">minRectDisplayClass</a> property.&nbsp;  Default is 15 pixels.</p></div></div></div>
  27
  28 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.minRectDisplayClass"></a>minRectDisplayClass</h3><div class=CBody><p>{String} Replacement style class name for the extent rectangle when <a href="#OpenLayers.Control.OverviewMap.minRectSize" class=LProperty id=link27 onMouseOver="ShowTip(event, 'tt3', 'link27')" onMouseOut="HideTip('tt3')">minRectSize</a> is reached.&nbsp;  This string will be suffixed on to the displayClass.&nbsp;  Default is &ldquo;RectReplacement&rdquo;.</p><h4 class=CHeading>Example CSS declaration</h4><blockquote><pre>.olControlOverviewMapRectReplacement {
  29     overflow: hidden;
  30     cursor: move;
  31     background-image: url(&quot;img/overview_replacement.gif&quot;);
  32     background-repeat: no-repeat;
  33     background-position: center;
  34 }</pre></blockquote></div></div></div>
  35
  36 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.minRatio"></a>minRatio</h3><div class=CBody><p>{Float} The ratio of the overview map resolution to the main map resolution at which to zoom farther out on the overview map.</p></div></div></div>
  37
  38 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.maxRatio"></a>maxRatio</h3><div class=CBody><p>{Float} The ratio of the overview map resolution to the main map resolution at which to zoom farther in on the overview map.</p></div></div></div>
  39
  40 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.mapOptions"></a>mapOptions</h3><div class=CBody><p>{Object} An object containing any non-default properties to be sent to the overview map&rsquo;s map constructor.&nbsp;  These should include any non-default options that the main map was constructed with.</p></div></div></div>
  41
  42 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.autoPan"></a>autoPan</h3><div class=CBody><p>{Boolean} Always pan the overview map, so the extent marker remains in the center.&nbsp;  Default is false.&nbsp;  If true, when you drag the extent marker, the overview map will update itself so the marker returns to the center.</p></div></div></div>
  43
  44 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.handlers"></a>handlers</h3><div class=CBody><p>{Object}</p></div></div></div>
  45
  46 <div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.resolutionFactor"></a>resolutionFactor</h3><div class=CBody><p>{Object}</p></div></div></div>
  47
  48 <div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.Constructor"></a>Constructor</h3></div></div>
  49
  50 <div class="CConstructor"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.OpenLayers.Control.OverviewMap"></a>OpenLayers.<wbr>Control.<wbr>OverviewMap</h3><div class=CBody><p>Create a new overview map</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>object</td><td class=CDLDescription>{Object} Properties of this object will be set on the overview map object.&nbsp;  Note, to set options on the map object contained in this control, set <a href="#OpenLayers.Control.OverviewMap.mapOptions" class=LProperty id=link28 onMouseOver="ShowTip(event, 'tt25', 'link28')" onMouseOut="HideTip('tt25')">mapOptions</a> as one of the options properties.</td></tr></table></div></div></div>
  51
  52 <div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.Functions"></a>Functions</h3></div></div>
  53
  54 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.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>Deconstruct the control</p></div></div></div>
  55
  56 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.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>Render the control in the browser.</p></div></div></div>
  57
  58 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.baseLayerDraw"></a>baseLayerDraw</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>baseLayerDraw: function()</td></tr></table></blockquote><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>Draw the base layer</td><td class=CDLDescription>called if unable to complete in the initial draw</td></tr></table></div></div></div>
  59
  60 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.rectDrag"></a>rectDrag</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>rectDrag: function(</td><td class=PParameter nowrap>px</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Handle extent rectangle drag</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>px</td><td class=CDLDescription>{<a href="../BaseTypes/Pixel-js.html#OpenLayers.Pixel" class=LClass id=link29 onMouseOver="ShowTip(event, 'tt26', 'link29')" onMouseOut="HideTip('tt26')">OpenLayers.Pixel</a>} The pixel location of the drag.</td></tr></table></div></div></div>
  61
  62 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.mapDivClick"></a>mapDivClick</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>mapDivClick: function(</td><td class=PParameter nowrap>evt</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Handle browser events</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>evt</td><td class=CDLDescription>{<a href="../Events-js.html#OpenLayers.Event" class=LClass id=link30 onMouseOver="ShowTip(event, 'tt27', 'link30')" onMouseOut="HideTip('tt27')">OpenLayers.Event</a>} evt</td></tr></table></div></div></div>
  63
  64 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.maximizeControl"></a>maximizeControl</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>maximizeControl: function(</td><td class=PParameter nowrap>e</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Unhide the control.&nbsp;  Called when the control is in the map viewport.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>e</td><td class=CDLDescription>{<a href="../Events-js.html#OpenLayers.Event" class=LClass id=link31 onMouseOver="ShowTip(event, 'tt27', 'link31')" onMouseOut="HideTip('tt27')">OpenLayers.Event</a>}</td></tr></table></div></div></div>
  65
  66 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.minimizeControl"></a>minimizeControl</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>minimizeControl: function(</td><td class=PParameter nowrap>e</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Hide all the contents of the control, shrink the size, add the maximize icon</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>e</td><td class=CDLDescription>{<a href="../Events-js.html#OpenLayers.Event" class=LClass id=link32 onMouseOver="ShowTip(event, 'tt27', 'link32')" onMouseOut="HideTip('tt27')">OpenLayers.Event</a>}</td></tr></table></div></div></div>
  67
  68 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.showToggle"></a>showToggle</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>showToggle: function(</td><td class=PParameter nowrap>minimize</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Hide/Show the toggle depending on whether the control is minimized</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>minimize</td><td class=CDLDescription>{Boolean}</td></tr></table></div></div></div>
  69
  70 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.update"></a>update</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>update: function()</td></tr></table></blockquote><p>Update the overview map after layers move.</p></div></div></div>
  71
  72 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.isSuitableOverview"></a>isSuitableOverview</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>isSuitableOverview: function()</td></tr></table></blockquote><p>Determines if the overview map is suitable given the extent and resolution of the main map.</p></div></div></div>
  73
  74 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.createMap"></a>createMap</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>createMap: function()</td></tr></table></blockquote><p>Construct the map that this control contains</p></div></div></div>
  75
  76 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.updateRectToMap"></a>updateRectToMap</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>updateRectToMap: function()</td></tr></table></blockquote><p>Updates the extent rectangle position and size to match the map extent</p></div></div></div>
  77
  78 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.updateMapToRect"></a>updateMapToRect</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>updateMapToRect: function()</td></tr></table></blockquote><p>Updates the map extent to match the extent rectangle position and size</p></div></div></div>
  79
  80 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.setRectPxBounds"></a>setRectPxBounds</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>setRectPxBounds: function(</td><td class=PParameter nowrap>pxBounds</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Set extent rectangle pixel bounds.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>pxBounds</td><td class=CDLDescription>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link33 onMouseOver="ShowTip(event, 'tt28', 'link33')" onMouseOut="HideTip('tt28')">OpenLayers.Bounds</a>}</td></tr></table></div></div></div>
  81
  82 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.getRectBoundsFromMapBounds"></a>getRectBoundsFromMapBounds</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>getRectBoundsFromMapBounds: function(</td><td class=PParameter nowrap>lonLatBounds</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Get the rect bounds from the map bounds.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>lonLatBounds</td><td class=CDLDescription>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link34 onMouseOver="ShowTip(event, 'tt28', 'link34')" onMouseOut="HideTip('tt28')">OpenLayers.Bounds</a>}</td></tr></table><h4 class=CHeading>Returns</h4><p>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link35 onMouseOver="ShowTip(event, 'tt28', 'link35')" onMouseOut="HideTip('tt28')">OpenLayers.Bounds</a>}A bounds which is the passed-in map lon/lat extent translated into pixel bounds for the overview map</p></div></div></div>
  83
  84 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.getMapBoundsFromRectBounds"></a>getMapBoundsFromRectBounds</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>getMapBoundsFromRectBounds: function(</td><td class=PParameter nowrap>pxBounds</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Get the map bounds from the rect bounds.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>pxBounds</td><td class=CDLDescription>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link36 onMouseOver="ShowTip(event, 'tt28', 'link36')" onMouseOut="HideTip('tt28')">OpenLayers.Bounds</a>}</td></tr></table><h4 class=CHeading>Returns</h4><p>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link37 onMouseOver="ShowTip(event, 'tt28', 'link37')" onMouseOut="HideTip('tt28')">OpenLayers.Bounds</a>} Bounds which is the passed-in overview rect bounds translated into lon/lat bounds for the overview map</p></div></div></div>
  85
  86 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.getLonLatFromOverviewPx"></a>getLonLatFromOverviewPx</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>getLonLatFromOverviewPx: function(</td><td class=PParameter nowrap>overviewMapPx</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Get a map location from a pixel location</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>overviewMapPx</td><td class=CDLDescription>{<a href="../BaseTypes/Pixel-js.html#OpenLayers.Pixel" class=LClass id=link38 onMouseOver="ShowTip(event, 'tt26', 'link38')" onMouseOut="HideTip('tt26')">OpenLayers.Pixel</a>}</td></tr></table><h4 class=CHeading>Returns</h4><p>{<a href="../BaseTypes/LonLat-js.html#OpenLayers.LonLat" class=LClass id=link39 onMouseOver="ShowTip(event, 'tt29', 'link39')" onMouseOut="HideTip('tt29')">OpenLayers.LonLat</a>} Location which is the passed-in overview map OpenLayers.Pixel, translated into lon/lat by the overview map</p></div></div></div>
  87
  88 <div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Control.OverviewMap.getOverviewPxFromLonLat"></a>getOverviewPxFromLonLat</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>getOverviewPxFromLonLat: function(</td><td class=PParameter nowrap>lonlat</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote><p>Get a pixel location from a map location</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>lonlat</td><td class=CDLDescription>{<a href="../BaseTypes/LonLat-js.html#OpenLayers.LonLat" class=LClass id=link40 onMouseOver="ShowTip(event, 'tt29', 'link40')" onMouseOut="HideTip('tt29')">OpenLayers.LonLat</a>}</td></tr></table><h4 class=CHeading>Returns</h4><p>{<a href="../BaseTypes/Pixel-js.html#OpenLayers.Pixel" class=LClass id=link41 onMouseOver="ShowTip(event, 'tt26', 'link41')" onMouseOut="HideTip('tt26')">OpenLayers.Pixel</a>} Location which is the passed-in OpenLayers.LonLat, translated into overview map pixels</p></div></div></div>
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  96 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><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>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 100
 101
 102
 103 <!--START_ND_TOOLTIPS-->
 104 <div class=CToolTip id="tt1"><div class=CClass>Instances of OpenLayers.Map are interactive maps embedded in a web page. </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=CProperty>{Integer} The minimum width or height (in pixels) of the extent rectangle on the overview map. </div></div><div class=CToolTip id="tt4"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>destroy: function()</td></tr></table></blockquote>Deconstruct the control</div></div><div class=CToolTip id="tt5"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>draw: function()</td></tr></table></blockquote>Render the control in the browser.</div></div><div class=CToolTip id="tt6"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>baseLayerDraw: function()</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><table border=0 cellspacing=0 cellpadding=0><tr><td class=PBeforeParameters nowrap>rectDrag: function(</td><td class=PParameter nowrap>px</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Handle extent rectangle drag</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>mapDivClick: function(</td><td class=PParameter nowrap>evt</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Handle browser events</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>maximizeControl: function(</td><td class=PParameter nowrap>e</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Unhide the control. </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>minimizeControl: function(</td><td class=PParameter nowrap>e</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Hide all the contents of the control, shrink the size, add the maximize icon</div></div><div class=CToolTip id="tt11"><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>showToggle: function(</td><td class=PParameter nowrap>minimize</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Hide/Show the toggle depending on whether the control is minimized</div></div><div class=CToolTip id="tt12"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>update: function()</td></tr></table></blockquote>Update the overview map after layers move.</div></div><div class=CToolTip id="tt13"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>isSuitableOverview: function()</td></tr></table></blockquote>Determines if the overview map is suitable given the extent and resolution of the main map.</div></div><div class=CToolTip id="tt14"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>createMap: function()</td></tr></table></blockquote>Construct the map that this control contains</div></div><div class=CToolTip id="tt15"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>updateRectToMap: function()</td></tr></table></blockquote>Updates the extent rectangle position and size to match the map extent</div></div><div class=CToolTip id="tt16"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>updateMapToRect: function()</td></tr></table></blockquote>Updates the map extent to match the extent rectangle position and size</div></div><div class=CToolTip id="tt17"><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>setRectPxBounds: function(</td><td class=PParameter nowrap>pxBounds</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Set extent rectangle pixel bounds.</div></div><div class=CToolTip id="tt18"><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>getRectBoundsFromMapBounds: function(</td><td class=PParameter nowrap>lonLatBounds</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Get the rect bounds from the map bounds.</div></div><div class=CToolTip id="tt19"><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>getMapBoundsFromRectBounds: function(</td><td class=PParameter nowrap>pxBounds</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Get the map bounds from the rect bounds.</div></div><div class=CToolTip id="tt20"><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>getLonLatFromOverviewPx: function(</td><td class=PParameter nowrap>overviewMapPx</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Get a map location from a pixel location</div></div><div class=CToolTip id="tt21"><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>getOverviewPxFromLonLat: function(</td><td class=PParameter nowrap>lonlat</td><td class=PAfterParameters nowrap>)</td></tr></table></td></tr></table></blockquote>Get a pixel location from a map location</div></div><div class=CToolTip id="tt22"><div class=CConstructor>Create a new overview map</div></div><div class=CToolTip id="tt23"><div class=CClass>Controls affect the display or behavior of the map. </div></div><div class=CToolTip id="tt24"><div class=CProperty>{String} Replacement style class name for the extent rectangle when minRectSize is reached. </div></div><div class=CToolTip id="tt25"><div class=CProperty>{Object} An object containing any non-default properties to be sent to the overview map&rsquo;s map constructor. </div></div><div class=CToolTip id="tt26"><div class=CClass>This class represents a screen coordinate, in x and y coordinates</div></div><div class=CToolTip id="tt27"><div class=CClass>Utility functions for event handling.</div></div><div class=CToolTip id="tt28"><div class=CClass>Instances of this class represent bounding boxes. </div></div><div class=CToolTip id="tt29"><div class=CClass>This class represents a longitude and latitude pair</div></div><!--END_ND_TOOLTIPS-->
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