import ColorRamp from "@arcgis/core/rest/support/ColorRamp.js";const ColorRamp = await $arcgis.import("@arcgis/core/rest/support/ColorRamp.js");- Inheritance
- ColorRamp→
Accessor
- Subclasses
- AlgorithmicColorRamp, MultipartColorRamp
- Since
- ArcGIS Maps SDK for JavaScript 4.20
A ColorRamp object is used to specify a range of colors that are applied to a group of symbols or pixels.
There are two types of color ramps available:
Algorithmic color ramp
A AlgorithmicColorRamp is defined by two colors and the algorithm used to traverse the intervening color space between them.
Multipart color ramp
A MultipartColorRamp is defined by a list of constituent color ramps.
Properties
| Property | Type | Class |
|---|---|---|
| readonly inherited | ||
| readonly | |
type
- Type
- ColorRampType | null | undefined
A string value representing the color ramp type.
Methods
| Method | Signature | Class |
|---|---|---|
| inherited static | fromJSON(json: any): any | |
| inherited | toJSON(): any |
fromJSON
- Signature
-
fromJSON (json: any): any
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.
Parameters
| Parameter | Type | Description | Required |
|---|---|---|---|
| json | 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
- any
Returns a new instance of this class.
toJSON
- Signature
-
toJSON (): any
Converts an instance of this class to its ArcGIS portal JSON representation. See the Using fromJSON() guide topic for more information.
- Returns
- any
The ArcGIS portal JSON representation of an instance of this class.