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How are text symbols used in ArcGIS API?
Inheritance: TextSymbol Symbol Accessor Since: ArcGIS API for JavaScript 4.0 Text symbols are used to define the graphic for displaying labels on a FeatureLayer, CSVLayer, Sublayer, and StreamLayer in a 2D MapView. Text symbols can also be used to define the symbol property of Graphic if the geometry type is Point or Multipoint.
What can a textsymbol be used for in JavaScript?
TextSymbol may be used to label Point, Polyline, or Polygon features. The image below depicts a polygon FeatureLayer that uses a TextSymbol to label its features. As of version 4.5 of the ArcGIS API for JavaScript, autocasting is universally supported for all renderers, symbols, and symbol layers in the API.
How is a textymbol used in a polygon?
The image below depicts a polygon FeatureLayer that uses a TextSymbol to label its features. See the properties for a list of all the properties that may be passed into the constructor. Any properties can be set, retrieved or listened to. See the Working with Properties topic. The angle of the text. The background color of the label’s bounding box.
How to use the ArcGIS REST API for JavaScript?
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 a new instance of this class. Converts an instance of this class to its ArcGIS portal JSON representation.
What is the parameter for color in ArcGIS?
The new color value. This parameter can be a string representing a named color or a hex value; an array of three or four numbers representing r, g, b, a values; or an object with r, g, b, a properties. Sets the Color instance used to call this method to the new color.
How are text symbols used in a graphic?
Text symbols can also be used to define the symbol property of Graphic if the geometry type is Point or Multipoint . With this class, you may alter the color, font, halo , and other properties of the label graphic.
How do you change the symbology in Excel?
To change the symbology interactively, select the text you want to modify. Click the formatting buttons at the bottom, or right-click and choose the formatting you want to apply. If you want to enter text formatting tags, switch to unformatted view by clicking the arrow button and type the tags you want to apply to your text.
What is the name of the ESRI label class?
The name of the class. The declared class name is formatted as esri.folder.className. Defines how labels should be placed relative to one another. By default, labels have a static deconfliction strategy, meaning labels that overlap are dropped to make them easier to read.
How to label a layer in ArcGIS JavaScript?
The SQL expression defining the content of the label text. An Arcade expression that evaluates to a string used to label features in the layer. The most simple expressions return field values. For example, to label a layer of cities with their names, simply reference the field value with the global variable: $feature.CITY_NAME.