File: Grid-js.html

package info (click to toggle)
openlayers 2.13.1%2Bds2-8
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 67,256 kB
  • sloc: xml: 7,435; python: 907; sh: 44; makefile: 19
file content (171 lines) | stat: -rw-r--r-- 114,553 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN" "http://www.w3.org/TR/REC-html40/strict.dtd">

<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>OpenLayers.Layer.Grid - 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/prettify.js"></script><script language=JavaScript src="../../../javascript/searchdata.js"></script></head><body class="ContentPage" onLoad="NDOnLoad();prettyPrint();"><script language=JavaScript><!--
if (browserType) {document.write("<div class=" + browserType + ">");if (browserVer) {document.write("<div class=" + browserVer + ">"); }}// --></script>

<!--  Generated by Natural Docs, version 1.51 -->
<!--  http://www.naturaldocs.org  -->

<!-- saved from url=(0026)http://www.naturaldocs.org -->




<div id=Content><div class="CClass"><div class=CTopic id=MainTopic><h1 class=CTitle><a name="OpenLayers.Layer.Grid"></a>OpenLayers.<wbr>Layer.Grid</h1><div class=CBody><p>Base class for layers that use a lattice of tiles.&nbsp;  Create a new grid layer with the <a href="#OpenLayers.Layer.Grid.OpenLayers.Layer.Grid" class=LConstructor id=link39 onMouseOver="ShowTip(event, 'tt39', 'link39')" onMouseOut="HideTip('tt39')">OpenLayers.Layer.Grid</a> constructor.</p><h4 class=CHeading>Inherits from</h4><ul><li><a href="HTTPRequest-js.html#OpenLayers.Layer.HTTPRequest" class=LClass >OpenLayers.Layer.HTTPRequest</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.Grid" >OpenLayers.<wbr>Layer.Grid</a></td><td class=SDescription>Base class for layers that use a lattice of tiles. </td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Layer.Grid.Properties" >Properties</a></td><td class=SDescription></td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.tileSize" >tileSize</a></td><td class=SDescription>{<a href="../BaseTypes/Size-js.html#OpenLayers.Size" class=LClass id=link1 onMouseOver="ShowTip(event, 'tt1', 'link1')" onMouseOut="HideTip('tt1')">OpenLayers.Size</a>}</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.tileOriginCorner" >tileOriginCorner</a></td><td class=SDescription>{String} If the <a href="#OpenLayers.Layer.Grid.tileOrigin" class=LProperty id=link2 onMouseOver="ShowTip(event, 'tt2', 'link2')" onMouseOut="HideTip('tt2')">tileOrigin</a> property is not provided, the tile origin will be derived from the layer&rsquo;s <a href="../Layer-js.html#OpenLayers.Layer.maxExtent" class=LProperty id=link3 onMouseOver="ShowTip(event, 'tt3', 'link3')" onMouseOut="HideTip('tt3')">maxExtent</a>. </td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.tileOrigin" >tileOrigin</a></td><td class=SDescription>{<a href="../BaseTypes/LonLat-js.html#OpenLayers.LonLat" class=LClass id=link4 onMouseOver="ShowTip(event, 'tt4', 'link4')" onMouseOut="HideTip('tt4')">OpenLayers.LonLat</a>} Optional origin for aligning the grid of tiles. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.tileOptions" >tileOptions</a></td><td class=SDescription>{Object} optional configuration options for <a href="../../deprecated-js.html#OpenLayers.Tile" class=LClass >OpenLayers.Tile</a> instances created by this Layer, if supported by the tile class.</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.tileClass" >tileClass</a></td><td class=SDescription>{<a href="../../deprecated-js.html#OpenLayers.Tile" class=LClass >OpenLayers.Tile</a>} The tile class to use for this layer. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.grid" >grid</a></td><td class=SDescription>{Array(Array(<a href="../../deprecated-js.html#OpenLayers.Tile" class=LClass >OpenLayers.Tile</a>))} This is an array of rows, each row is an array of tiles.</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.singleTile" >singleTile</a></td><td class=SDescription>{Boolean} Moves the layer into single-tile mode, meaning that one tile will be loaded. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.ratio" >ratio</a></td><td class=SDescription>{Float} Used only when in single-tile mode, this specifies the ratio of the size of the single tile to the size of the map. </td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.buffer" >buffer</a></td><td class=SDescription>{Integer} Used only when in gridded mode, this specifies the number of extra rows and colums of tiles on each side which will surround the minimum grid tiles to cover the map. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.transitionEffect" >transitionEffect</a></td><td class=SDescription>{String} The transition effect to use when the map is zoomed. </td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.numLoadingTiles" >numLoadingTiles</a></td><td class=SDescription>{Integer} How many tiles are still loading?</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.serverResolutions" >serverResolutions</a></td><td class=SDescription>{Array(Number}} This property is documented in subclasses as an API property.</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.loading" >loading</a></td><td class=SDescription>{Boolean} Indicates if tiles are being loaded.</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.backBuffer" >backBuffer</a></td><td class=SDescription>{DOMElement} The back buffer.</td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.gridResolution" >gridResolution</a></td><td class=SDescription>{Number} The resolution of the current grid. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.backBufferResolution" >backBufferResolution</a></td><td class=SDescription>{Number} The resolution of the current back buffer. </td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.backBufferLonLat" >backBufferLonLat</a></td><td class=SDescription>{Object} The top-left corner of the current back buffer. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.backBufferTimerId" >backBufferTimerId</a></td><td class=SDescription>{Number} The id of the back buffer timer. </td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.removeBackBufferDelay" >removeBackBufferDelay</a></td><td class=SDescription>{Number} Delay for removing the backbuffer when all tiles have finished loading. </td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.className" >className</a></td><td class=SDescription>{String} Name of the class added to the layer div. </td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.gridLayout" >gridLayout</a></td><td class=SDescription>{Object} Object containing properties tilelon, tilelat, startcol, startrow</td></tr><tr class="SProperty SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.rowSign" >rowSign</a></td><td class=SDescription>{Number} 1 for grids starting at the top, -1 for grids starting at the bottom. </td></tr><tr class="SProperty SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.transitionendEvents" >transitionendEvents</a></td><td class=SDescription>{Array} Event names for transitionend</td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Layer.Grid.Constructor" >Constructor</a></td><td class=SDescription></td></tr><tr class="SConstructor SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.OpenLayers.Layer.Grid" >OpenLayers.<wbr>Layer.Grid</a></td><td class=SDescription>Create a new grid layer</td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#OpenLayers.Layer.Grid.Functions" >Functions</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.initProperties" id=link5 onMouseOver="ShowTip(event, 'tt5', 'link5')" onMouseOut="HideTip('tt5')">initProperties</a></td><td class=SDescription>Set any properties that depend on the value of singleTile. </td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.setMap" id=link6 onMouseOver="ShowTip(event, 'tt6', 'link6')" onMouseOut="HideTip('tt6')">setMap</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.removeMap" id=link7 onMouseOver="ShowTip(event, 'tt7', 'link7')" onMouseOut="HideTip('tt7')">removeMap</a></td><td class=SDescription>Called when the layer is removed from the map.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.destroy" id=link8 onMouseOver="ShowTip(event, 'tt8', 'link8')" onMouseOut="HideTip('tt8')">destroy</a></td><td class=SDescription>Deconstruct the layer and clear the grid.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.mergeNewParams" >mergeNewParams</a></td><td class=SDescription>Refetches tiles with new params merged, keeping a backbuffer. </td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.clearGrid" id=link9 onMouseOver="ShowTip(event, 'tt9', 'link9')" onMouseOut="HideTip('tt9')">clearGrid</a></td><td class=SDescription>Go through and remove all tiles from the grid, calling destroy() on each of them to kill circular references</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.addOptions" id=link10 onMouseOver="ShowTip(event, 'tt10', 'link10')" onMouseOut="HideTip('tt10')">addOptions</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.clone" id=link11 onMouseOver="ShowTip(event, 'tt11', 'link11')" onMouseOut="HideTip('tt11')">clone</a></td><td class=SDescription>Create a clone of this layer</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.moveTo" id=link12 onMouseOver="ShowTip(event, 'tt12', 'link12')" onMouseOut="HideTip('tt12')">moveTo</a></td><td class=SDescription>This function is called whenever the map is moved. </td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.getTileData" id=link13 onMouseOver="ShowTip(event, 'tt13', 'link13')" onMouseOut="HideTip('tt13')">getTileData</a></td><td class=SDescription>Given a map location, retrieve a tile and the pixel offset within that tile corresponding to the location. </td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.destroyTile" id=link14 onMouseOver="ShowTip(event, 'tt14', 'link14')" onMouseOut="HideTip('tt14')">destroyTile</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.getServerResolution" id=link15 onMouseOver="ShowTip(event, 'tt15', 'link15')" onMouseOut="HideTip('tt15')">getServerResolution</a></td><td class=SDescription>Return the closest server-supported resolution.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.getServerZoom" id=link16 onMouseOver="ShowTip(event, 'tt16', 'link16')" onMouseOut="HideTip('tt16')">getServerZoom</a></td><td class=SDescription>Return the zoom value corresponding to the best matching server resolution, taking into account <a href="#OpenLayers.Layer.Grid.serverResolutions" class=LProperty id=link17 onMouseOver="ShowTip(event, 'tt17', 'link17')" onMouseOut="HideTip('tt17')">serverResolutions</a> and &lt;zoomOffset&gt;.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.applyBackBuffer" id=link18 onMouseOver="ShowTip(event, 'tt18', 'link18')" onMouseOut="HideTip('tt18')">applyBackBuffer</a></td><td class=SDescription>Create, insert, scale and position a back buffer for the layer.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.createBackBuffer" id=link19 onMouseOver="ShowTip(event, 'tt19', 'link19')" onMouseOut="HideTip('tt19')">createBackBuffer</a></td><td class=SDescription>Create a back buffer.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.removeBackBuffer" id=link20 onMouseOver="ShowTip(event, 'tt20', 'link20')" onMouseOut="HideTip('tt20')">removeBackBuffer</a></td><td class=SDescription>Remove back buffer from DOM.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.moveByPx" id=link21 onMouseOver="ShowTip(event, 'tt21', 'link21')" onMouseOut="HideTip('tt21')">moveByPx</a></td><td class=SDescription>Move the layer based on pixel vector.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.setTileSize" id=link22 onMouseOver="ShowTip(event, 'tt22', 'link22')" onMouseOut="HideTip('tt22')">setTileSize</a></td><td class=SDescription>Check if we are in singleTile mode and if so, set the size as a ratio of the map size (as specified by the layer&rsquo;s &lsquo;ratio&rsquo; property).</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.getTilesBounds" id=link23 onMouseOver="ShowTip(event, 'tt23', 'link23')" onMouseOut="HideTip('tt23')">getTilesBounds</a></td><td class=SDescription>Return the bounds of the tile grid.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.initSingleTile" id=link24 onMouseOver="ShowTip(event, 'tt24', 'link24')" onMouseOut="HideTip('tt24')">initSingleTile</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.calculateGridLayout" id=link25 onMouseOver="ShowTip(event, 'tt25', 'link25')" onMouseOut="HideTip('tt25')">calculateGridLayout</a></td><td class=SDescription>Generate parameters for the grid layout.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.getTileOrigin" id=link26 onMouseOver="ShowTip(event, 'tt26', 'link26')" onMouseOut="HideTip('tt26')">getTileOrigin</a></td><td class=SDescription>Determine the origin for aligning the grid of tiles. </td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.getTileBoundsForGridIndex" id=link27 onMouseOver="ShowTip(event, 'tt27', 'link27')" onMouseOut="HideTip('tt27')">getTileBoundsForGridIndex</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.initGriddedTiles" id=link28 onMouseOver="ShowTip(event, 'tt28', 'link28')" onMouseOut="HideTip('tt28')">initGriddedTiles</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.getMaxExtent" id=link29 onMouseOver="ShowTip(event, 'tt29', 'link29')" onMouseOut="HideTip('tt29')">getMaxExtent</a></td><td class=SDescription>Get this layer&rsquo;s maximum extent. </td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.addTile" id=link30 onMouseOver="ShowTip(event, 'tt30', 'link30')" onMouseOut="HideTip('tt30')">addTile</a></td><td class=SDescription>Create a tile, initialize it, and add it to the layer div.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.addTileMonitoringHooks" id=link31 onMouseOver="ShowTip(event, 'tt31', 'link31')" onMouseOut="HideTip('tt31')">addTileMonitoringHooks</a></td><td class=SDescription>This function takes a tile as input and adds the appropriate hooks to the tile so that the layer can keep track of the loading tiles.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.removeTileMonitoringHooks" id=link32 onMouseOver="ShowTip(event, 'tt32', 'link32')" onMouseOut="HideTip('tt32')">removeTileMonitoringHooks</a></td><td class=SDescription>This function takes a tile as input and removes the tile hooks that were added in addTileMonitoringHooks()</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.moveGriddedTiles" id=link33 onMouseOver="ShowTip(event, 'tt33', 'link33')" onMouseOut="HideTip('tt33')">moveGriddedTiles</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.shiftRow" id=link34 onMouseOver="ShowTip(event, 'tt34', 'link34')" onMouseOut="HideTip('tt34')">shiftRow</a></td><td class=SDescription>Shifty grid work</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.shiftColumn" id=link35 onMouseOver="ShowTip(event, 'tt35', 'link35')" onMouseOut="HideTip('tt35')">shiftColumn</a></td><td class=SDescription>Shift grid work in the other dimension</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.removeExcessTiles" id=link36 onMouseOver="ShowTip(event, 'tt36', 'link36')" onMouseOut="HideTip('tt36')">removeExcessTiles</a></td><td class=SDescription>When the size of the map or the buffer changes, we may need to remove some excess rows and columns.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#OpenLayers.Layer.Grid.onMapResize" id=link37 onMouseOver="ShowTip(event, 'tt37', 'link37')" onMouseOut="HideTip('tt37')">onMapResize</a></td><td class=SDescription>For singleTile layers, this will set a new tile size according to the dimensions of the map pane.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#OpenLayers.Layer.Grid.getTileBounds" id=link38 onMouseOver="ShowTip(event, 'tt38', 'link38')" onMouseOut="HideTip('tt38')">getTileBounds</a></td><td class=SDescription>Returns The tile bounds for a layer given a pixel location.</td></tr></table></div></div><!--END_ND_SUMMARY--></div></div></div>

<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.Properties"></a>Properties</h3></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.tileSize"></a>tileSize</h3><div class=CBody><p>{<a href="../BaseTypes/Size-js.html#OpenLayers.Size" class=LClass id=link40 onMouseOver="ShowTip(event, 'tt1', 'link40')" onMouseOut="HideTip('tt1')">OpenLayers.Size</a>}</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.tileOriginCorner"></a>tileOriginCorner</h3><div class=CBody><p>{String} If the <a href="#OpenLayers.Layer.Grid.tileOrigin" class=LProperty id=link41 onMouseOver="ShowTip(event, 'tt2', 'link41')" onMouseOut="HideTip('tt2')">tileOrigin</a> property is not provided, the tile origin will be derived from the layer&rsquo;s <a href="../Layer-js.html#OpenLayers.Layer.maxExtent" class=LProperty id=link42 onMouseOver="ShowTip(event, 'tt3', 'link42')" onMouseOut="HideTip('tt3')">maxExtent</a>.&nbsp;  The corner of the <a href="../Layer-js.html#OpenLayers.Layer.maxExtent" class=LProperty id=link43 onMouseOver="ShowTip(event, 'tt3', 'link43')" onMouseOut="HideTip('tt3')">maxExtent</a> used is determined by this property.&nbsp;  Acceptable values are &ldquo;tl&rdquo; (top left), &ldquo;tr&rdquo; (top right), &ldquo;bl&rdquo; (bottom left), and &ldquo;br&rdquo; (bottom right).&nbsp;  Default is &ldquo;bl&rdquo;.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.tileOrigin"></a>tileOrigin</h3><div class=CBody><p>{<a href="../BaseTypes/LonLat-js.html#OpenLayers.LonLat" class=LClass id=link44 onMouseOver="ShowTip(event, 'tt4', 'link44')" onMouseOut="HideTip('tt4')">OpenLayers.LonLat</a>} Optional origin for aligning the grid of tiles.&nbsp; If provided, requests for tiles at all resolutions will be aligned with this location (no tiles shall overlap this location).&nbsp;  If not provided, the grid of tiles will be aligned with the layer&rsquo;s <a href="../Layer-js.html#OpenLayers.Layer.maxExtent" class=LProperty id=link45 onMouseOver="ShowTip(event, 'tt3', 'link45')" onMouseOut="HideTip('tt3')">maxExtent</a>.&nbsp;  Default is ``null``.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.tileOptions"></a>tileOptions</h3><div class=CBody><p>{Object} optional configuration options for <a href="../../deprecated-js.html#OpenLayers.Tile" class=LClass >OpenLayers.Tile</a> instances created by this Layer, if supported by the tile class.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.tileClass"></a>tileClass</h3><div class=CBody><p>{<a href="../../deprecated-js.html#OpenLayers.Tile" class=LClass >OpenLayers.Tile</a>} The tile class to use for this layer.&nbsp; Defaults is OpenLayers.Tile.Image.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.grid"></a>grid</h3><div class=CBody><p>{Array(Array(<a href="../../deprecated-js.html#OpenLayers.Tile" class=LClass >OpenLayers.Tile</a>))} This is an array of rows, each row is an array of tiles.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.singleTile"></a>singleTile</h3><div class=CBody><p>{Boolean} Moves the layer into single-tile mode, meaning that one tile will be loaded.&nbsp; The tile&rsquo;s size will be determined by the &lsquo;ratio&rsquo; property.&nbsp; When the tile is dragged such that it does not cover the entire viewport, it is reloaded.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.ratio"></a>ratio</h3><div class=CBody><p>{Float} Used only when in single-tile mode, this specifies the ratio of the size of the single tile to the size of the map.&nbsp; Default value is 1.5.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.buffer"></a>buffer</h3><div class=CBody><p>{Integer} Used only when in gridded mode, this specifies the number of extra rows and colums of tiles on each side which will surround the minimum grid tiles to cover the map.&nbsp; For very slow loading layers, a larger value may increase performance somewhat when dragging, but will increase bandwidth use significantly.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.transitionEffect"></a>transitionEffect</h3><div class=CBody><p>{String} The transition effect to use when the map is zoomed.&nbsp; Two posible values:</p><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>&rdquo;resize&rdquo;</td><td class=CDLDescription>Existing tiles are resized on zoom to provide a visual effect of the zoom having taken place immediately.&nbsp;  As the new tiles become available, they are drawn on top of the resized tiles (this is the default setting).</td></tr><tr><td class=CDLEntry>&rdquo;map-resize&rdquo;</td><td class=CDLDescription>Existing tiles are resized on zoom and placed below the base layer.&nbsp;  New tiles for the base layer will cover existing tiles.&nbsp; This setting is recommended when having an overlay duplicated during the transition is undesirable (e.g. street labels or big transparent fills).</td></tr><tr><td class=CDLEntry>null</td><td class=CDLDescription>No transition effect.</td></tr></table><p>Using &ldquo;resize&rdquo; on non-opaque layers can cause undesired visual effects.&nbsp;  Set transitionEffect to null in this case.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.numLoadingTiles"></a>numLoadingTiles</h3><div class=CBody><p>{Integer} How many tiles are still loading?</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.serverResolutions"></a>serverResolutions</h3><div class=CBody><p>{Array(Number}} This property is documented in subclasses as an API property.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.loading"></a>loading</h3><div class=CBody><p>{Boolean} Indicates if tiles are being loaded.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.backBuffer"></a>backBuffer</h3><div class=CBody><p>{DOMElement} The back buffer.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.gridResolution"></a>gridResolution</h3><div class=CBody><p>{Number} The resolution of the current grid.&nbsp; Used for backbuffer and client zoom.&nbsp; This property is updated every time the grid is initialized.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.backBufferResolution"></a>backBufferResolution</h3><div class=CBody><p>{Number} The resolution of the current back buffer.&nbsp; This property is updated each time a back buffer is created.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.backBufferLonLat"></a>backBufferLonLat</h3><div class=CBody><p>{Object} The top-left corner of the current back buffer.&nbsp; Includes lon and lat properties.&nbsp; This object is updated each time a back buffer is created.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.backBufferTimerId"></a>backBufferTimerId</h3><div class=CBody><p>{Number} The id of the back buffer timer.&nbsp; This timer is used to delay the removal of the back buffer, thereby preventing flash effects caused by tile animation.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.removeBackBufferDelay"></a>removeBackBufferDelay</h3><div class=CBody><p>{Number} Delay for removing the backbuffer when all tiles have finished loading.&nbsp; Can be set to 0 when no css opacity transitions for the olTileImage class are used.&nbsp; Default is 0 for <a href="#OpenLayers.Layer.Grid.singleTile" class=LProperty id=link46 onMouseOver="ShowTip(event, 'tt40', 'link46')" onMouseOut="HideTip('tt40')">singleTile</a> layers, 2500 for tiled layers.&nbsp; See <a href="#OpenLayers.Layer.Grid.className" class=LProperty id=link47 onMouseOver="ShowTip(event, 'tt41', 'link47')" onMouseOut="HideTip('tt41')">className</a> for more information on tile animation.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.className"></a>className</h3><div class=CBody><p>{String} Name of the class added to the layer div.&nbsp; If not set in the options passed to the constructor then className defaults to &ldquo;olLayerGridSingleTile&rdquo; for single tile layers (see <a href="#OpenLayers.Layer.Grid.singleTile" class=LProperty id=link48 onMouseOver="ShowTip(event, 'tt40', 'link48')" onMouseOut="HideTip('tt40')">singleTile</a>), and &ldquo;olLayerGrid&rdquo; for non single tile layers.</p><h4 class=CHeading>Note</h4><p>The displaying of tiles is not animated by default for single tile layers - OpenLayers&rsquo; default theme (style.css) includes this:</p><blockquote><pre class="prettyprint">.olLayerGrid .olTileImage {
    -webkit-transition: opacity 0.2s linear;
    -moz-transition: opacity 0.2s linear;
    -o-transition: opacity 0.2s linear;
    transition: opacity 0.2s linear;
 }</pre></blockquote><p>To animate tile displaying for any grid layer the following CSS rule can be used:</p><blockquote><pre class="prettyprint">.olTileImage {
    -webkit-transition: opacity 0.2s linear;
    -moz-transition: opacity 0.2s linear;
    -o-transition: opacity 0.2s linear;
    transition: opacity 0.2s linear;
}</pre></blockquote><p>In that case, to avoid flash effects, <a href="#OpenLayers.Layer.Grid.removeBackBufferDelay" class=LProperty id=link49 onMouseOver="ShowTip(event, 'tt42', 'link49')" onMouseOut="HideTip('tt42')">removeBackBufferDelay</a> should not be zero.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.gridLayout"></a>gridLayout</h3><div class=CBody><p>{Object} Object containing properties tilelon, tilelat, startcol, startrow</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.rowSign"></a>rowSign</h3><div class=CBody><p>{Number} 1 for grids starting at the top, -1 for grids starting at the bottom.&nbsp; This is used for several grid index and offset calculations.</p></div></div></div>

<div class="CProperty"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.transitionendEvents"></a>transitionendEvents</h3><div class=CBody><p>{Array} Event names for transitionend</p></div></div></div>

<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.Constructor"></a>Constructor</h3></div></div>

<div class="CConstructor"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.OpenLayers.Layer.Grid"></a>OpenLayers.<wbr>Layer.Grid</h3><div class=CBody><p>Create a new grid 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}</td></tr><tr><td class=CDLEntry>url</td><td class=CDLDescription>{String}</td></tr><tr><td class=CDLEntry>params</td><td class=CDLDescription>{Object}</td></tr><tr><td class=CDLEntry>options</td><td class=CDLDescription>{Object} Hashtable of extra options to tag onto the layer</td></tr></table></div></div></div>

<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.Functions"></a>Functions</h3></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.initProperties"></a>initProperties</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">initProperties: function()</td></tr></table></blockquote><p>Set any properties that depend on the value of singleTile.&nbsp; Currently sets removeBackBufferDelay and className</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.setMap"></a>setMap</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  prettyprint "nowrap>setMap: function(</td><td class="PParameter  prettyprint " nowrap>map</td><td class="PAfterParameters  prettyprint "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>map</td><td class=CDLDescription>{<a href="../Map-js.html#OpenLayers.Map" class=LClass id=link50 onMouseOver="ShowTip(event, 'tt43', 'link50')" onMouseOut="HideTip('tt43')">OpenLayers.Map</a>} The map.</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.removeMap"></a>removeMap</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  prettyprint "nowrap>removeMap: function(</td><td class="PParameter  prettyprint " nowrap>map</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Called when the layer is removed from the map.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>map</td><td class=CDLDescription>{<a href="../Map-js.html#OpenLayers.Map" class=LClass id=link51 onMouseOver="ShowTip(event, 'tt43', 'link51')" onMouseOut="HideTip('tt43')">OpenLayers.Map</a>} The map.</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.destroy"></a>destroy</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">destroy: function()</td></tr></table></blockquote><p>Deconstruct the layer and clear the grid.</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.mergeNewParams"></a>mergeNewParams</h3><div class=CBody><p>Refetches tiles with new params merged, keeping a backbuffer.&nbsp; Each loading new tile will have a css class of &lsquo;.olTileReplacing&rsquo;.&nbsp; If a stylesheet applies a &lsquo;display: none&rsquo; style to that class, any fade-in transition will not apply, and backbuffers for each tile will be removed as soon as the tile is loaded.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>newParams</td><td class=CDLDescription>{Object}</td></tr></table><h4 class=CHeading>Returns</h4><p>redrawn: {Boolean} whether the layer was actually redrawn.</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.clearGrid"></a>clearGrid</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">clearGrid:function()</td></tr></table></blockquote><p>Go through and remove all tiles from the grid, calling destroy() on each of them to kill circular references</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.addOptions"></a>addOptions</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  prettyprint "nowrap>addOptions: function (</td><td class="PParameter  prettyprint " nowrap>newOptions,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>reinitialize</td><td class="PAfterParameters  prettyprint "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>newOptions</td><td class=CDLDescription>{Object}</td></tr><tr><td class=CDLEntry>reinitialize</td><td class=CDLDescription>{Boolean} If set to true, and if resolution options of the current baseLayer were changed, the map will be recentered to make sure that it is displayed with a valid resolution, and a changebaselayer event will be triggered.</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.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  prettyprint "nowrap>clone: function (</td><td class="PParameter  prettyprint " nowrap>obj</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Create a clone of this layer</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>obj</td><td class=CDLDescription>{Object} Is this ever used?</td></tr></table><h4 class=CHeading>Returns</h4><p>{<a href="#OpenLayers.Layer.Grid.OpenLayers.Layer.Grid" class=LConstructor id=link52 onMouseOver="ShowTip(event, 'tt39', 'link52')" onMouseOut="HideTip('tt39')">OpenLayers.Layer.Grid</a>} An exact clone of this OpenLayers.Layer.Grid</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.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  prettyprint "nowrap>moveTo:function(</td><td class="PParameter  prettyprint " nowrap>bounds,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>zoomChanged,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>dragging</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>This function is called whenever the map is moved.&nbsp; All the moving of actual &lsquo;tiles&rsquo; is done by the map, but moveTo&rsquo;s role is to accept a bounds and make sure the data that that bounds requires is pre-loaded.</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=link53 onMouseOver="ShowTip(event, 'tt44', 'link53')" onMouseOut="HideTip('tt44')">OpenLayers.Bounds</a>}</td></tr><tr><td class=CDLEntry>zoomChanged</td><td class=CDLDescription>{Boolean}</td></tr><tr><td class=CDLEntry>dragging</td><td class=CDLDescription>{Boolean}</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.getTileData"></a>getTileData</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  prettyprint "nowrap>getTileData: function(</td><td class="PParameter  prettyprint " nowrap>loc</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Given a map location, retrieve a tile and the pixel offset within that tile corresponding to the location.&nbsp;  If there is not an existing tile in the grid that covers the given location, null will be returned.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>loc</td><td class=CDLDescription>{<a href="../BaseTypes/LonLat-js.html#OpenLayers.LonLat" class=LClass id=link54 onMouseOver="ShowTip(event, 'tt4', 'link54')" onMouseOut="HideTip('tt4')">OpenLayers.LonLat</a>} map location</td></tr></table><h4 class=CHeading>Returns</h4><p>{Object} Object with the following properties: tile ({<a href="../../deprecated-js.html#OpenLayers.Tile" class=LClass >OpenLayers.Tile</a>}), i ({Number} x-pixel offset from top left), and j ({Integer} y-pixel offset from top left).</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.destroyTile"></a>destroyTile</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  prettyprint "nowrap>destroyTile: function(</td><td class="PParameter  prettyprint " nowrap>tile</td><td class="PAfterParameters  prettyprint "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>tile</td><td class=CDLDescription>{<a href="../../deprecated-js.html#OpenLayers.Tile" class=LClass >OpenLayers.Tile</a>}</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.getServerResolution"></a>getServerResolution</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  prettyprint "nowrap>getServerResolution: function(</td><td class="PParameter  prettyprint " nowrap>resolution</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Return the closest server-supported resolution.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>resolution</td><td class=CDLDescription>{Number} The base resolution.&nbsp; If undefined the map resolution is used.</td></tr></table><h4 class=CHeading>Returns</h4><p>{Number} The closest server resolution value.</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.getServerZoom"></a>getServerZoom</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">getServerZoom: function()</td></tr></table></blockquote><p>Return the zoom value corresponding to the best matching server resolution, taking into account <a href="#OpenLayers.Layer.Grid.serverResolutions" class=LProperty id=link55 onMouseOver="ShowTip(event, 'tt17', 'link55')" onMouseOut="HideTip('tt17')">serverResolutions</a> and &lt;zoomOffset&gt;.</p><h4 class=CHeading>Returns</h4><p>{Number} The closest server supported zoom.&nbsp; This is not the map zoom level, but an index of the server&rsquo;s resolutions array.</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.applyBackBuffer"></a>applyBackBuffer</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  prettyprint "nowrap>applyBackBuffer: function(</td><td class="PParameter  prettyprint " nowrap>resolution</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Create, insert, scale and position a back buffer for the layer.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>resolution</td><td class=CDLDescription>{Number} The resolution to transition to.</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.createBackBuffer"></a>createBackBuffer</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">createBackBuffer: function()</td></tr></table></blockquote><p>Create a back buffer.</p><h4 class=CHeading>Returns</h4><p>{DOMElement} The DOM element for the back buffer, undefined if the grid isn&rsquo;t initialized yet.</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.removeBackBuffer"></a>removeBackBuffer</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">removeBackBuffer: function()</td></tr></table></blockquote><p>Remove back buffer from DOM.</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.moveByPx"></a>moveByPx</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  prettyprint "nowrap>moveByPx: function(</td><td class="PParameter  prettyprint " nowrap>dx,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>dy</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Move the layer based on pixel vector.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>dx</td><td class=CDLDescription>{Number}</td></tr><tr><td class=CDLEntry>dy</td><td class=CDLDescription>{Number}</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.setTileSize"></a>setTileSize</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  prettyprint "nowrap>setTileSize: function(</td><td class="PParameter  prettyprint " nowrap>size</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Check if we are in singleTile mode and if so, set the size as a ratio of the map size (as specified by the layer&rsquo;s &lsquo;ratio&rsquo; property).</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>size</td><td class=CDLDescription>{<a href="../BaseTypes/Size-js.html#OpenLayers.Size" class=LClass id=link56 onMouseOver="ShowTip(event, 'tt1', 'link56')" onMouseOut="HideTip('tt1')">OpenLayers.Size</a>}</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.getTilesBounds"></a>getTilesBounds</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">getTilesBounds: function()</td></tr></table></blockquote><p>Return the bounds of the tile grid.</p><h4 class=CHeading>Returns</h4><p>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link57 onMouseOver="ShowTip(event, 'tt44', 'link57')" onMouseOut="HideTip('tt44')">OpenLayers.Bounds</a>} A Bounds object representing the bounds of all the currently loaded tiles (including those partially or not at all seen onscreen).</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.initSingleTile"></a>initSingleTile</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  prettyprint "nowrap>initSingleTile: function(</td><td class="PParameter  prettyprint " nowrap>bounds</td><td class="PAfterParameters  prettyprint "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>bounds</td><td class=CDLDescription>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link58 onMouseOver="ShowTip(event, 'tt44', 'link58')" onMouseOut="HideTip('tt44')">OpenLayers.Bounds</a>}</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.calculateGridLayout"></a>calculateGridLayout</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  prettyprint "nowrap>calculateGridLayout: function(</td><td class="PParameter  prettyprint " nowrap>bounds,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>origin,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>resolution</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Generate parameters for the grid layout.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>bounds</td><td class=CDLDescription>{&lt;OpenLayers.Bound&gt;|Object} OpenLayers.Bounds or an object with a &lsquo;left&rsquo; and &lsquo;top&rsquo; properties.</td></tr><tr><td class=CDLEntry>origin</td><td class=CDLDescription>{&lt;OpenLayers.LonLat&gt;|Object} OpenLayers.LonLat or an object with a &lsquo;lon&rsquo; and &lsquo;lat&rsquo; properties.</td></tr><tr><td class=CDLEntry>resolution</td><td class=CDLDescription>{Number}</td></tr></table><h4 class=CHeading>Returns</h4><p>{Object} Object containing properties tilelon, tilelat, startcol, startrow</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.getTileOrigin"></a>getTileOrigin</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">getTileOrigin: function()</td></tr></table></blockquote><p>Determine the origin for aligning the grid of tiles.&nbsp;  If a <a href="#OpenLayers.Layer.Grid.tileOrigin" class=LProperty id=link59 onMouseOver="ShowTip(event, 'tt2', 'link59')" onMouseOut="HideTip('tt2')">tileOrigin</a> property is supplied, that will be returned.&nbsp;  Otherwise, the origin will be derived from the layer&rsquo;s <a href="../Layer-js.html#OpenLayers.Layer.maxExtent" class=LProperty id=link60 onMouseOver="ShowTip(event, 'tt3', 'link60')" onMouseOut="HideTip('tt3')">maxExtent</a> property.&nbsp;  In this case, the tile origin will be the corner of the <a href="../Layer-js.html#OpenLayers.Layer.maxExtent" class=LProperty id=link61 onMouseOver="ShowTip(event, 'tt3', 'link61')" onMouseOut="HideTip('tt3')">maxExtent</a> given by the <a href="#OpenLayers.Layer.Grid.tileOriginCorner" class=LProperty id=link62 onMouseOver="ShowTip(event, 'tt45', 'link62')" onMouseOut="HideTip('tt45')">tileOriginCorner</a> property.</p><h4 class=CHeading>Returns</h4><p>{<a href="../BaseTypes/LonLat-js.html#OpenLayers.LonLat" class=LClass id=link63 onMouseOver="ShowTip(event, 'tt4', 'link63')" onMouseOut="HideTip('tt4')">OpenLayers.LonLat</a>} The tile origin.</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.getTileBoundsForGridIndex"></a>getTileBoundsForGridIndex</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  prettyprint "nowrap>getTileBoundsForGridIndex: function(</td><td class="PParameter  prettyprint " nowrap>row,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>col</td><td class="PAfterParameters  prettyprint "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>row</td><td class=CDLDescription>{Number} The row of the grid</td></tr><tr><td class=CDLEntry>col</td><td class=CDLDescription>{Number} The column of the grid</td></tr></table><h4 class=CHeading>Returns</h4><p>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link64 onMouseOver="ShowTip(event, 'tt44', 'link64')" onMouseOut="HideTip('tt44')">OpenLayers.Bounds</a>} The bounds for the tile at (row, col)</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.initGriddedTiles"></a>initGriddedTiles</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  prettyprint "nowrap>initGriddedTiles:function(</td><td class="PParameter  prettyprint " nowrap>bounds</td><td class="PAfterParameters  prettyprint "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>bounds</td><td class=CDLDescription>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link65 onMouseOver="ShowTip(event, 'tt44', 'link65')" onMouseOut="HideTip('tt44')">OpenLayers.Bounds</a>}</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.getMaxExtent"></a>getMaxExtent</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">getMaxExtent: function()</td></tr></table></blockquote><p>Get this layer&rsquo;s maximum extent.&nbsp; (Implemented as a getter for potential specific implementations in sub-classes.)</p><h4 class=CHeading>Returns</h4><p>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link66 onMouseOver="ShowTip(event, 'tt44', 'link66')" onMouseOut="HideTip('tt44')">OpenLayers.Bounds</a>}</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.addTile"></a>addTile</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  prettyprint "nowrap>addTile: function(</td><td class="PParameter  prettyprint " nowrap>bounds,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>position</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Create a tile, initialize it, and add it to the layer div.</p><p>Parameters bounds - {<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link67 onMouseOver="ShowTip(event, 'tt44', 'link67')" onMouseOut="HideTip('tt44')">OpenLayers.Bounds</a>} position - {<a href="../BaseTypes/Pixel-js.html#OpenLayers.Pixel" class=LClass id=link68 onMouseOver="ShowTip(event, 'tt46', 'link68')" onMouseOut="HideTip('tt46')">OpenLayers.Pixel</a>}</p><h4 class=CHeading>Returns</h4><p>{<a href="../../deprecated-js.html#OpenLayers.Tile" class=LClass >OpenLayers.Tile</a>} The added OpenLayers.Tile</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.addTileMonitoringHooks"></a>addTileMonitoringHooks</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  prettyprint "nowrap>addTileMonitoringHooks: function(</td><td class="PParameter  prettyprint " nowrap>tile</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>This function takes a tile as input and adds the appropriate hooks to the tile so that the layer can keep track of the loading tiles.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>tile</td><td class=CDLDescription>{<a href="../../deprecated-js.html#OpenLayers.Tile" class=LClass >OpenLayers.Tile</a>}</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.removeTileMonitoringHooks"></a>removeTileMonitoringHooks</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  prettyprint "nowrap>removeTileMonitoringHooks: function(</td><td class="PParameter  prettyprint " nowrap>tile</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>This function takes a tile as input and removes the tile hooks that were added in addTileMonitoringHooks()</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>tile</td><td class=CDLDescription>{<a href="../../deprecated-js.html#OpenLayers.Tile" class=LClass >OpenLayers.Tile</a>}</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.moveGriddedTiles"></a>moveGriddedTiles</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">moveGriddedTiles: function()</td></tr></table></blockquote></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.shiftRow"></a>shiftRow</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  prettyprint "nowrap>shiftRow: function(</td><td class="PParameter  prettyprint " nowrap>prepend,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>tileSize</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Shifty grid work</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>prepend</td><td class=CDLDescription>{Boolean} if true, prepend to beginning. if false, then append to end</td></tr><tr><td class=CDLEntry>tileSize</td><td class=CDLDescription>{Object} rendered tile size; object with w and h properties</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.shiftColumn"></a>shiftColumn</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  prettyprint "nowrap>shiftColumn: function(</td><td class="PParameter  prettyprint " nowrap>prepend,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>tileSize</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Shift grid work in the other dimension</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>prepend</td><td class=CDLDescription>{Boolean} if true, prepend to beginning. if false, then append to end</td></tr><tr><td class=CDLEntry>tileSize</td><td class=CDLDescription>{Object} rendered tile size; object with w and h properties</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.removeExcessTiles"></a>removeExcessTiles</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  prettyprint "nowrap>removeExcessTiles: function(</td><td class="PParameter  prettyprint " nowrap>rows,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>columns</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>When the size of the map or the buffer changes, we may need to remove some excess rows and columns.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>rows</td><td class=CDLDescription>{Integer} Maximum number of rows we want our grid to have.</td></tr><tr><td class=CDLEntry>columns</td><td class=CDLDescription>{Integer} Maximum number of columns we want our grid to have.</td></tr></table></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.onMapResize"></a>onMapResize</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">onMapResize: function()</td></tr></table></blockquote><p>For singleTile layers, this will set a new tile size according to the dimensions of the map pane.</p></div></div></div>

<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="OpenLayers.Layer.Grid.getTileBounds"></a>getTileBounds</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  prettyprint "nowrap>getTileBounds: function(</td><td class="PParameter  prettyprint " nowrap>viewPortPx</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Returns The tile bounds for a layer given a pixel location.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>viewPortPx</td><td class=CDLDescription>{<a href="../BaseTypes/Pixel-js.html#OpenLayers.Pixel" class=LClass id=link69 onMouseOver="ShowTip(event, 'tt46', 'link69')" onMouseOut="HideTip('tt46')">OpenLayers.Pixel</a>} The location in the viewport.</td></tr></table><h4 class=CHeading>Returns</h4><p>{<a href="../BaseTypes/Bounds-js.html#OpenLayers.Bounds" class=LClass id=link70 onMouseOver="ShowTip(event, 'tt44', 'link70')" onMouseOut="HideTip('tt44')">OpenLayers.Bounds</a>} Bounds of the tile at the given pixel location.</p></div></div></div>

</div><!--Content-->


<div id=Footer><a href="http://www.naturaldocs.org">Generated by Natural Docs</a></div><!--Footer-->


<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('MGroupContent35')">OpenLayers</a><div class=MGroupContent id=MGroupContent35><div class=MEntry><div class=MFile><a href="../../OpenLayers-js.html">OpenLayers</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/Date-js.html">Date</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=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/CacheRead-js.html">CacheRead</a></div></div><div class=MEntry><div class=MFile><a href="../Control/CacheWrite-js.html">CacheWrite</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/Geolocate-js.html">Geolocate</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/Graticule-js.html">Graticule</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/MousePosition-js.html">MousePosition</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/PinchZoom-js.html">PinchZoom</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/SLDSelect-js.html">SLDSelect</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/TouchNavigation-js.html">TouchNavigation</a></div></div><div class=MEntry><div class=MFile><a href="../Control/TransformFeature-js.html">TransformFeature</a></div></div><div class=MEntry><div class=MFile><a href="../Control/UTFGrid-js.html">UTFGrid</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/WMTSGetFeatureInfo-js.html">WMTSGetFeatureInfo</a></div></div><div class=MEntry><div class=MFile><a href="../Control/Zoom-js.html">Zoom</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=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></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/Function-js.html">Function</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('MGroupContent17')">Format</a><div class=MGroupContent id=MGroupContent17><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_0_0_GeoServer-js.html">SLD/<wbr>v1_0_0_GeoServer</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')">OWSCommon</a><div class=MGroupContent id=MGroupContent9><div class=MEntry><div class=MFile><a href="../Format/OWSCommon-js.html">OWSCommon</a></div></div><div class=MEntry><div class=MFile><a href="../Format/OWSCommon/v1-js.html">v1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/OWSCommon/v1_0_0-js.html">v1_0_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/OWSCommon/v1_1_0-js.html">v1_1_0</a></div></div></div></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-js.html">WFSCapabilities</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WFSCapabilities/v1-js.html">v1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WFSCapabilities/v1_0_0-js.html">v1_0_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WFSCapabilities/v1_1_0-js.html">v1_1_0</a></div></div></div></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=MGroup><a href="javascript:ToggleMenu('MGroupContent12')">WMC</a><div class=MGroupContent id=MGroupContent12><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')">WMSCapabilities</a><div class=MGroupContent id=MGroupContent13><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities-js.html">WMSCapabilities</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities/v1-js.html">v1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities/v1_1-js.html">v1_1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities/v1_1_0-js.html">v1_1_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities/v1_1_1-js.html">v1_1_1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities/v1_3-js.html">v1_3</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities/v1_3_0-js.html">v1_3_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMSCapabilities/v1_1_1_WMSC-js.html">WMSCapabilities/<wbr>v1_1_1_WMSC</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent14')">WMSDescribeLayer</a><div class=MGroupContent id=MGroupContent14><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">v1_1</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent16')">Format</a><div class=MGroupContent id=MGroupContent16><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/Atom-js.html">Atom</a></div></div><div class=MEntry><div class=MFile><a href="../Format/Context-js.html">Context</a></div></div><div class=MEntry><div class=MFile><a href="../Format/CQL-js.html">CQL</a></div></div><div class=MEntry><div class=MFile><a href="../Format/CSWGetDomain-js.html">CSWGetDomain</a></div></div><div class=MEntry><div class=MFile><a href="../Format/CSWGetDomain/v2_0_2-js.html">CSWGetDomain.<wbr>v2_0_2</a></div></div><div class=MEntry><div class=MFile><a href="../Format/CSWGetRecords-js.html">CSWGetRecords</a></div></div><div class=MEntry><div class=MFile><a href="../Format/CSWGetRecords/v2_0_2-js.html">CSWGetRecords.<wbr>v2_0_2</a></div></div><div class=MEntry><div class=MFile><a href="../Format/EncodedPolyline-js.html">EncodedPolyline</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/OGCExceptionReport-js.html">OGCExceptionReport</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/OWSContext-js.html">OWSContext</a></div></div><div class=MEntry><div class=MFile><a href="../Format/OWSContext/v0_3_1-js.html">OWSContext.<wbr>v0_3_1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/QueryStringFilter-js.html">QueryStringFilter</a></div></div><div class=MEntry><div class=MFile><a href="../Format/SOSCapabilities-js.html">SOSCapabilities</a></div></div><div class=MEntry><div class=MFile><a href="../Format/SOSCapabilities/v1_0_0-js.html">SOSCapabilities.<wbr>v1_0_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/SOSGetFeatureOfInterest-js.html">SOSGetFeatureOfInterest</a></div></div><div class=MEntry><div class=MFile><a href="../Format/SOSGetObservation-js.html">SOSGetObservation</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/WCSCapabilities-js.html">WCSCapabilities</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent15')">WCSCapabilities</a><div class=MGroupContent id=MGroupContent15><div class=MEntry><div class=MFile><a href="../Format/WCSCapabilities/v1-js.html">WCSCapabilities.v1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WCSCapabilities/v1_0_0-js.html">WCSCapabilities/<wbr>v1_0_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WCSCapabilities/v1_1_0-js.html">WCSCapabilities/<wbr>v1_1_0</a></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../Format/WCSGetCoverage-js.html">WCSGetCoverage version 1.1.0</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/WFSDescribeFeatureType-js.html">WFSDescribeFeatureType</a></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/WMSGetFeatureInfo-js.html">WMSGetFeatureInfo</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMTSCapabilities-js.html">WMTSCapabilities</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WMTSCapabilities/v1_0_0-js.html">WMTSCapabilities.<wbr>v1_0_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WPSCapabilities-js.html">WPSCapabilities</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WPSCapabilities/v1_0_0-js.html">WPSCapabilities.<wbr>v1_0_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WPSDescribeProcess-js.html">WPSDescribeProcess</a></div></div><div class=MEntry><div class=MFile><a href="../Format/WPSExecute-js.html">WPSExecute version 1.0.0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/XLS-js.html">XLS</a></div></div><div class=MEntry><div class=MFile><a href="../Format/XLS/v1-js.html">XLS.v1</a></div></div><div class=MEntry><div class=MFile><a href="../Format/XLS/v1_1_0-js.html">XLS.<wbr>v1_1_0</a></div></div><div class=MEntry><div class=MFile><a href="../Format/XML-js.html">XML</a></div></div><div class=MEntry><div class=MFile><a href="../Format/XML/VersionedOGC-js.html">XML.<wbr>VersionedOGC</a></div></div></div></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent18')">Geometry</a><div class=MGroupContent id=MGroupContent18><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></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent19')">Handler</a><div class=MGroupContent id=MGroupContent19><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/Pinch-js.html">Pinch</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=MGroup><a href="javascript:ToggleMenu('MGroupContent21')">Lang</a><div class=MGroupContent id=MGroupContent21><div class=MEntry><div class=MFile><a href="../Lang-js.html">Lang</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent20')">Lang</a><div class=MGroupContent id=MGroupContent20><div class=MEntry><div class=MFile><a href="../Lang/ar-js.html">ar</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/be-tarask-js.html">be-tarask</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/bg-js.html">bg</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/br-js.html">br</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/el-js.html">el</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/fi-js.html">fi</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/fur-js.html">fur</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/gl-js.html">gl</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/gsw-js.html">gsw</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/hr-js.html">hr</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/hsb-js.html">hsb</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/hu-js.html">hu</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/ia-js.html">ia</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/id-js.html">id</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/io-js.html">io</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/is-js.html">is</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/ja-js.html">ja</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/km-js.html">km</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/ksh-js.html">ksh</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/lt-js.html">lt</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/nds-js.html">nds</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/nn-js.html">nn</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/oc-js.html">oc</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/pl-js.html">pl</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/pt-js.html">pt</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/ru-js.html">ru</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/sk-js.html">sk</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/te-js.html">te</a></div></div><div class=MEntry><div class=MFile><a href="../Lang/vi-js.html">vi</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 class=MEntry><div class=MFile><a href="../Lang/ro-js.html">Lang[&ldquo;ro&rdquo;]</a></div></div></div></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent23')">Layer</a><div class=MGroupContent id=MGroupContent23><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('MGroupContent22')">Layer</a><div class=MGroupContent id=MGroupContent22><div class=MEntry><div class=MFile><a href="ArcGISCache-js.html">ArcGISCache.js</a></div></div><div class=MEntry><div class=MFile><a href="ArcGIS93Rest-js.html">ArcGIS93Rest</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="Bing-js.html">Bing</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="Google-js.html">Google</a></div></div><div class=MEntry><div class=MFile><a href="Google/v3-js.html">Google.v3</a></div></div><div class=MEntry><div class=MFile id=MSelected>Grid</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="Markers-js.html">Markers</a></div></div><div class=MEntry><div class=MFile><a href="PointGrid-js.html">PointGrid</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><a href="Vector-js.html">Vector</a></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="WMS-js.html">WMS</a></div></div><div class=MEntry><div class=MFile><a href="WMTS-js.html">WMTS</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="XYZ-js.html">XYZ</a></div></div><div class=MEntry><div class=MFile><a href="Zoomify-js.html">Zoomify</a></div></div><div class=MEntry><div class=MFile><a href="OSM-js.html">OSM</a></div></div><div class=MEntry><div class=MFile><a href="UTFGrid-js.html">UTFGrid</a></div></div></div></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent24')">Marker</a><div class=MGroupContent id=MGroupContent24><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('MGroupContent25')">Popup</a><div class=MGroupContent id=MGroupContent25><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/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=MGroup><a href="javascript:ToggleMenu('MGroupContent28')">Protocol</a><div class=MGroupContent id=MGroupContent28><div class=MEntry><div class=MFile><a href="../Protocol-js.html">Protocol</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent26')">Protocol</a><div class=MGroupContent id=MGroupContent26><div class=MEntry><div class=MFile><a href="../Protocol/CSW-js.html">CSW</a></div></div><div class=MEntry><div class=MFile><a href="../Protocol/CSW/v2_0_2-js.html">CSW.<wbr>v2_0_2</a></div></div><div class=MEntry><div class=MFile><a href="../Protocol/HTTP-js.html">HTTP</a></div></div><div class=MEntry><div class=MFile><a href="../Protocol/Script-js.html">Script</a></div></div><div class=MEntry><div class=MFile><a href="../Protocol/SOS-js.html">SOS.<wbr>DEFAULTS</a></div></div><div class=MEntry><div class=MFile><a href="../Protocol/SOS/v1_0_0-js.html">SOS.<wbr>v1_0_0</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent27')">WFS</a><div class=MGroupContent id=MGroupContent27><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('MGroupContent29')">Renderer</a><div class=MGroupContent id=MGroupContent29><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">ElementsIndexer</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('MGroupContent30')">Request</a><div class=MGroupContent id=MGroupContent30><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=MGroup><a href="javascript:ToggleMenu('MGroupContent31')">Strategy</a><div class=MGroupContent id=MGroupContent31><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/Filter-js.html">Filter</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/Refresh-js.html">Refresh</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=MGroup><a href="javascript:ToggleMenu('MGroupContent32')">Symbolizer</a><div class=MGroupContent id=MGroupContent32><div class=MEntry><div class=MFile><a href="../Symbolizer-js.html">Symbolizer</a></div></div><div class=MEntry><div class=MFile><a href="../Symbolizer/Line-js.html">Line</a></div></div><div class=MEntry><div class=MFile><a href="../Symbolizer/Point-js.html">Point</a></div></div><div class=MEntry><div class=MFile><a href="../Symbolizer/Polygon-js.html">Polygon</a></div></div><div class=MEntry><div class=MFile><a href="../Symbolizer/Raster-js.html">Raster</a></div></div><div class=MEntry><div class=MFile><a href="../Symbolizer/Text-js.html">Text</a></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent33')">Tile</a><div class=MGroupContent id=MGroupContent33><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/Image/IFrame-js.html">Image.<wbr>IFrame</a></div></div><div class=MEntry><div class=MFile><a href="../Tile/UTFGrid-js.html">UTFGrid</a></div></div></div></div></div><div class=MEntry><div class=MFile><a href="../../deprecated-js.html">Deprecated</a></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent34')">OpenLayers</a><div class=MGroupContent id=MGroupContent34><div class=MEntry><div class=MFile><a href="../Console-js.html">Console</a></div></div><div class=MEntry><div class=MFile><a href="../Events-js.html">Events</a></div></div><div class=MEntry><div class=MFile><a href="../Icon-js.html">Icon</a></div></div><div class=MEntry><div class=MFile><a href="../Kinetic-js.html">Kinetic</a></div></div><div class=MEntry><div class=MFile><a href="../Map-js.html">Map</a></div></div><div class=MEntry><div class=MFile><a href="../Projection-js.html">Projection</a></div></div><div class=MEntry><div class=MFile><a href="../Rule-js.html">Rule</a></div></div><div class=MEntry><div class=MFile><a href="../SingleFile-js.html">SingleFile.js</a></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="../Style2-js.html">Style2</a></div></div><div class=MEntry><div class=MFile><a href="../StyleMap-js.html">StyleMap</a></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 class=MEntry><div class=MFile><a href="../Spherical-js.html">Spherical</a></div></div><div class=MEntry><div class=MFile><a href="../Animation-js.html">Animation</a></div></div><div class=MEntry><div class=MFile><a href="../Events/buttonclick-js.html">Events.<wbr>buttonclick</a></div></div><div class=MEntry><div class=MFile><a href="../Events/featureclick-js.html">Events.<wbr>featureclick</a></div></div><div class=MEntry><div class=MFile><a href="../TileManager-js.html">TileManager</a></div></div><div class=MEntry><div class=MFile><a href="../Util/vendorPrefix-js.html">Util.<wbr>vendorPrefix</a></div></div><div class=MEntry><div class=MFile><a href="../WPSClient-js.html">WPSClient</a></div></div><div class=MEntry><div class=MFile><a href="../WPSProcess-js.html">WPSProcess</a></div></div></div></div></div></div></div></div><div class=MEntry><div class=MGroup><a href="javascript:ToggleMenu('MGroupContent36')">Index</a><div class=MGroupContent id=MGroupContent36><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"><!--
var searchPanel = new SearchPanel("searchPanel", "HTML", "../../../search");
--></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><!--
HideAllBut([22, 23, 35], 37);// --></script></div><!--Menu-->



<!--START_ND_TOOLTIPS-->
<div class=CToolTip id="tt1"><div class=CClass>Instances of this class represent a width/height pair</div></div><div class=CToolTip id="tt2"><div class=CProperty>{OpenLayers.LonLat} Optional origin for aligning the grid of tiles. </div></div><div class=CToolTip id="tt3"><div class=CProperty>{&lt;OpenLayers.Bounds&gt;|Array} If provided as an array, the array should consist of four values (left, bottom, right, top). </div></div><div class=CToolTip id="tt4"><div class=CClass>This class represents a longitude and latitude pair</div></div><div class=CToolTip id="tt5"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">initProperties: function()</td></tr></table></blockquote>Set any properties that depend on the value of singleTile. </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  prettyprint "nowrap>setMap: function(</td><td class="PParameter  prettyprint " nowrap>map</td><td class="PAfterParameters  prettyprint "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><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters  prettyprint "nowrap>removeMap: function(</td><td class="PParameter  prettyprint " nowrap>map</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Called when the layer is removed from the map.</div></div><div class=CToolTip id="tt8"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">destroy: function()</td></tr></table></blockquote>Deconstruct the layer and clear the grid.</div></div><div class=CToolTip id="tt9"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">clearGrid:function()</td></tr></table></blockquote>Go through and remove all tiles from the grid, calling destroy() on each of them to kill circular references</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  prettyprint "nowrap>addOptions: function (</td><td class="PParameter  prettyprint " nowrap>newOptions,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>reinitialize</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote></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  prettyprint "nowrap>clone: function (</td><td class="PParameter  prettyprint " nowrap>obj</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Create a clone of this layer</div></div><div class=CToolTip id="tt12"><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  prettyprint "nowrap>moveTo:function(</td><td class="PParameter  prettyprint " nowrap>bounds,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>zoomChanged,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>dragging</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>This function is called whenever the map is moved. </div></div><div class=CToolTip id="tt13"><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  prettyprint "nowrap>getTileData: function(</td><td class="PParameter  prettyprint " nowrap>loc</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Given a map location, retrieve a tile and the pixel offset within that tile corresponding to the location. </div></div><div class=CToolTip id="tt14"><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  prettyprint "nowrap>destroyTile: function(</td><td class="PParameter  prettyprint " nowrap>tile</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote></div></div><div class=CToolTip id="tt15"><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  prettyprint "nowrap>getServerResolution: function(</td><td class="PParameter  prettyprint " nowrap>resolution</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Return the closest server-supported resolution.</div></div><div class=CToolTip id="tt16"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">getServerZoom: function()</td></tr></table></blockquote>Return the zoom value corresponding to the best matching server resolution, taking into account serverResolutions and zoomOffset.</div></div><div class=CToolTip id="tt17"><div class=CProperty>{Array(Number}} This property is documented in subclasses as an API property.</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  prettyprint "nowrap>applyBackBuffer: function(</td><td class="PParameter  prettyprint " nowrap>resolution</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Create, insert, scale and position a back buffer for the layer.</div></div><div class=CToolTip id="tt19"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">createBackBuffer: function()</td></tr></table></blockquote>Create a back buffer.</div></div><div class=CToolTip id="tt20"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">removeBackBuffer: function()</td></tr></table></blockquote>Remove back buffer from DOM.</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  prettyprint "nowrap>moveByPx: function(</td><td class="PParameter  prettyprint " nowrap>dx,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>dy</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Move the layer based on pixel vector.</div></div><div class=CToolTip id="tt22"><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  prettyprint "nowrap>setTileSize: function(</td><td class="PParameter  prettyprint " nowrap>size</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Check if we are in singleTile mode and if so, set the size as a ratio of the map size (as specified by the layer&rsquo;s &lsquo;ratio&rsquo; property).</div></div><div class=CToolTip id="tt23"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">getTilesBounds: function()</td></tr></table></blockquote>Return the bounds of the tile grid.</div></div><div class=CToolTip id="tt24"><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  prettyprint "nowrap>initSingleTile: function(</td><td class="PParameter  prettyprint " nowrap>bounds</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote></div></div><div class=CToolTip id="tt25"><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  prettyprint "nowrap>calculateGridLayout: function(</td><td class="PParameter  prettyprint " nowrap>bounds,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>origin,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>resolution</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Generate parameters for the grid layout.</div></div><div class=CToolTip id="tt26"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">getTileOrigin: function()</td></tr></table></blockquote>Determine the origin for aligning the grid of tiles. </div></div><div class=CToolTip id="tt27"><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  prettyprint "nowrap>getTileBoundsForGridIndex: function(</td><td class="PParameter  prettyprint " nowrap>row,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>col</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote></div></div><div class=CToolTip id="tt28"><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  prettyprint "nowrap>initGriddedTiles:function(</td><td class="PParameter  prettyprint " nowrap>bounds</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote></div></div><div class=CToolTip id="tt29"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">getMaxExtent: function()</td></tr></table></blockquote>Get this layer&rsquo;s maximum extent. </div></div><div class=CToolTip id="tt30"><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  prettyprint "nowrap>addTile: function(</td><td class="PParameter  prettyprint " nowrap>bounds,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>position</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Create a tile, initialize it, and add it to the layer div.</div></div><div class=CToolTip id="tt31"><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  prettyprint "nowrap>addTileMonitoringHooks: function(</td><td class="PParameter  prettyprint " nowrap>tile</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>This function takes a tile as input and adds the appropriate hooks to the tile so that the layer can keep track of the loading tiles.</div></div><div class=CToolTip id="tt32"><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  prettyprint "nowrap>removeTileMonitoringHooks: function(</td><td class="PParameter  prettyprint " nowrap>tile</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>This function takes a tile as input and removes the tile hooks that were added in addTileMonitoringHooks()</div></div><div class=CToolTip id="tt33"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">moveGriddedTiles: function()</td></tr></table></blockquote></div></div><div class=CToolTip id="tt34"><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  prettyprint "nowrap>shiftRow: function(</td><td class="PParameter  prettyprint " nowrap>prepend,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>tileSize</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Shifty grid work</div></div><div class=CToolTip id="tt35"><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  prettyprint "nowrap>shiftColumn: function(</td><td class="PParameter  prettyprint " nowrap>prepend,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>tileSize</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Shift grid work in the other dimension</div></div><div class=CToolTip id="tt36"><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  prettyprint "nowrap>removeExcessTiles: function(</td><td class="PParameter  prettyprint " nowrap>rows,</td></tr><tr><td></td><td class="PParameter  prettyprint " nowrap>columns</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>When the size of the map or the buffer changes, we may need to remove some excess rows and columns.</div></div><div class=CToolTip id="tt37"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">onMapResize: function()</td></tr></table></blockquote>For singleTile layers, this will set a new tile size according to the dimensions of the map pane.</div></div><div class=CToolTip id="tt38"><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  prettyprint "nowrap>getTileBounds: function(</td><td class="PParameter  prettyprint " nowrap>viewPortPx</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Returns The tile bounds for a layer given a pixel location.</div></div><div class=CToolTip id="tt39"><div class=CConstructor>Create a new grid layer</div></div><div class=CToolTip id="tt40"><div class=CProperty>{Boolean} Moves the layer into single-tile mode, meaning that one tile will be loaded. </div></div><div class=CToolTip id="tt41"><div class=CProperty>{String} Name of the class added to the layer div. </div></div><div class=CToolTip id="tt42"><div class=CProperty>{Number} Delay for removing the backbuffer when all tiles have finished loading. </div></div><div class=CToolTip id="tt43"><div class=CClass>Instances of OpenLayers.Map are interactive maps embedded in a web page. </div></div><div class=CToolTip id="tt44"><div class=CClass>Instances of this class represent bounding boxes. </div></div><div class=CToolTip id="tt45"><div class=CProperty>{String} If the tileOrigin property is not provided, the tile origin will be derived from the layer&rsquo;s maxExtent. </div></div><div class=CToolTip id="tt46"><div class=CClass>This class represents a screen coordinate, in x and y coordinates</div></div><!--END_ND_TOOLTIPS-->




<div id=MSearchResultsWindow><iframe src="" frameborder=0 name=MSearchResults id=MSearchResults></iframe><a href="javascript:searchPanel.CloseResultsWindow()" id=MSearchResultsWindowClose>Close</a></div>


<script language=JavaScript><!--
if (browserType) {if (browserVer) {document.write("</div>"); }document.write("</div>");}// --></script></body></html>