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esri/arcgis
esri/dijit
esri/dijit/analysis
esri/dijit/geoenrichment
esri/dijit/geoenrichment/ReportPlayer
esri/geometry
esri/layers
esri/renderers
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esri/tasks
esri/tasks/datareviewer
esri/tasks/geoenrichment
esri/tasks/locationproviders
Class: TileInfo
[ AMD Module Require | Legacy Module Require ]
dojo.require("esri.layers.TileInfo")
Description
(Added at v1.0)
Contains information about the tiling scheme for an ArcGISTiledMapServiceLayer. TileInfo has no constructor.Samples
Search for samples that use this class.Constructors
| Name | Summary |
|---|---|
| new esri.layers.TileInfo(properties) | Creates a new object describing the given tiling scheme. |
Properties
| Name | Type | Summary |
|---|---|---|
| dpi | Number | The dpi of the tiling scheme. |
| format | String | Image format of the cached tiles. |
| height | Number | Height of each tile in pixels. |
| lods | LOD[] | An array of levels of detail that define the tiling scheme. |
| origin | Point | The tiling scheme origin. |
| spatialReference | SpatialReference | The spatial reference of the tiling schema. |
| width | Number | Width of each tile in pixels. |
Methods
| Name | Return type | Summary |
|---|---|---|
| toJson() | Object | Converts object to its ArcGIS Server JSON representation. |
Constructor Details
Creates a new object describing the given tiling scheme. (Added at v3.4)
Parameters:
< |
Required | Properties describing the tiling scheme. |
Sample:
var tileInfo = new esri.layers.TileInfo({
"rows" : 256,
"cols" : 256,
"dpi" : 96,
"format" : "JPEG",
"compressionQuality" : 90,
"origin" : {
"x" : -20037508.342787,
"y" : 20037508.342787
},
"spatialReference" : {
"wkid" : 102100
},
"lods" : [
{"level" : 0, "resolution" : 156543.033928, "scale" : 591657527.591555},
{"level" : 1, "resolution" : 78271.5169639999, "scale" : 295828763.795777},
{"level" : 2, "resolution" : 39135.7584820001, "scale" : 147914381.897889},
{"level" : 3, "resolution" : 19567.8792409999, "scale" : 73957190.948944},
{"level" : 4, "resolution" : 9783.93962049996, "scale" : 36978595.474472},
{"level" : 5, "resolution" : 4891.96981024998, "scale" : 18489297.737236},
{"level" : 6, "resolution" : 2445.98490512499, "scale" : 9244648.868618},
{"level" : 7, "resolution" : 1222.99245256249, "scale" : 4622324.434309},
{"level" : 8, "resolution" : 611.49622628138, "scale" : 2311162.217155},
{"level" : 9, "resolution" : 305.748113140558, "scale" : 1155581.108577},
{"level" : 10, "resolution" : 152.874056570411, "scale" : 577790.554289},
{"level" : 11, "resolution" : 76.4370282850732, "scale" : 288895.277144},
{"level" : 12, "resolution" : 38.2185141425366, "scale" : 144447.638572},
{"level" : 13, "resolution" : 19.1092570712683, "scale" : 72223.819286},
{"level" : 14, "resolution" : 9.55462853563415, "scale" : 36111.909643},
{"level" : 15, "resolution" : 4.77731426794937, "scale" : 18055.954822},
{"level" : 16, "resolution" : 2.38865713397468, "scale" : 9027.977411},
{"level" : 17, "resolution" : 1.19432856685505, "scale" : 4513.988705},
{"level" : 18, "resolution" : 0.597164283559817, "scale" : 2256.994353},
{"level" : 19, "resolution" : 0.298582141647617, "scale" : 1128.497176}
]
});
Property Details
<Number
NumberThe dpi of the tiling scheme.
<String
StringImage format of the cached tiles. Valid values are png8, png24, png32, and jpg.
<Number
NumberHeight of each tile in pixels.
<LOD[]
LOD[]An array of levels of detail that define the tiling scheme.
<Point
PointThe tiling scheme origin.
<SpatialReference
SpatialReferenceThe spatial reference of the tiling schema. See Projected Coordinate Systems and Geographic Coordinate Systems for the list of supported spatial references.
<Number
NumberWidth of each tile in pixels.
Method Details
Converts object to its ArcGIS Server JSON representation. (Added at v3.4)
Return type:
Object