Classes
Type Definitions
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Options{Object}
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Properties:
Name Type Argument Default Description attributions
module:ol/source/Source~AttributionLike <optional>
Attributions.
crossOrigin
null | string <optional>
The
crossOrigin
attribute for loaded images. Note that you must provide acrossOrigin
value if you are using the WebGL renderer or if you want to access pixel data with the Canvas renderer. Seehref="https://developer.mozilla.org/en-US/docs/Web/HTML/CORS%5C_enabled%5C_image%7D">https://developer.mozilla.org/en-US/docs/Web/HTML/CORS\_enabled\_image
for more detail.hidpi
boolean <optional>
true Use the
ol/Map#pixelRatio
value when requesting the image from the remote server.imageLoadFunction
module:ol/Image~LoadFunction <optional>
Optional function to load an image given a URL.
params
Object.<string, *> <optional>
ArcGIS Rest parameters. This field is optional. Service defaults will be used for any fields not specified.
FORMAT
isPNG32
by default.F
isIMAGE
by default.TRANSPARENT
istrue
by default.BBOX
,SIZE
,BBOXSR
, andIMAGESR
will be set dynamically. SetLAYERS
to override the default service layer visibility. Seehref="http://resources.arcgis.com/en/help/arcgis-rest-api/index.html#/Export%5C_Map/02r3000000v7000000/%7D">http://resources.arcgis.com/en/help/arcgis-rest-api/index.html#/Export\_Map/02r3000000v7000000/
for further reference.projection
module:ol/proj~ProjectionLike Projection.
ratio
number <optional>
1.5 Ratio.
1
means image requests are the size of the map viewport,2
means twice the size of the map viewport, and so on.resolutions
Array.<number> <optional>
Resolutions. If specified, requests will be made for these resolutions only.
url
string <optional>
ArcGIS Rest service URL for a Map Service or Image Service. The url should include /MapServer or /ImageServer.