LOD

AMD: require(["esri/layers/support/LOD"], (LOD) => { /* code goes here */ });
ESM: import LOD from "@arcgis/core/layers/support/LOD";
Class: esri/layers/support/LOD
Inheritance: LOD Accessor
Since: ArcGIS API for JavaScript 4.0

A TileLayer has a number of LODs (Levels of Detail). Each LOD corresponds to a map at a given scale or resolution. LOD has no constructor.

See also:

Property Overview

Any properties can be set, retrieved or listened to. See the Working with Properties topic.
Show inherited properties Hide inherited properties
Name Type Summary Class
Stringmore details

The name of the class.

more detailsAccessor
Numbermore details

ID for each level.

more detailsLOD
Stringmore details

String to be used when constructing a URL to access a tile from this LOD.

more detailsLOD
Numbermore details

Resolution in map units of each pixel in a tile for each level.

more detailsLOD
Numbermore details

Scale for each level.

more detailsLOD

Property Details

declaredClass Stringreadonly inherited
Since: ArcGIS API for JavaScript 4.7

The name of the class. The declared class name is formatted as esri.folder.className.

level Number

ID for each level. The top most level is 0.

levelValue String

String to be used when constructing a URL to access a tile from this LOD. If levelValue is not defined, level will be used for the tile access URL. This property is useful when an LOD object represents a WMTS TileMatrix with non-numeric matrix identifiers.

resolution Number

Resolution in map units of each pixel in a tile for each level.

scale Number

Scale for each level.

Method Overview

Name Return Type Summary Class
*more details

Creates a new instance of this class and initializes it with values from a JSON object generated from an ArcGIS product.

more detailsLOD
Objectmore details

Converts an instance of this class to its ArcGIS portal JSON representation.

more detailsLOD

Method Details

fromJSON(json){*}static

Creates a new instance of this class and initializes it with values from a JSON object generated from an ArcGIS product. The object passed into the input json parameter often comes from a response to a query operation in the REST API or a toJSON() method from another ArcGIS product. See the Using fromJSON() topic in the Guide for details and examples of when and how to use this function.

Parameter:
json Object

A JSON representation of the instance in the ArcGIS format. See the ArcGIS REST API documentation for examples of the structure of various input JSON objects.

Returns:
Type Description
* Returns a new instance of this class.
toJSON(){Object}

Converts an instance of this class to its ArcGIS portal JSON representation. See the Using fromJSON() guide topic for more information.

Returns:
Type Description
Object The ArcGIS portal JSON representation of an instance of this class.

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