isFeatureGraphicOrigin

import { isFeatureGraphicOrigin } from "@arcgis/core/graphic/isFeatureGraphicOrigin.js";

Since: ArcGIS Maps SDK for JavaScript 5.0

Provides a utility function to determine whether a graphic's origin is a FeatureGraphicOrigin.

Example

// Use hitTest() to get a graphic, then check whether it originated from a FeatureLayer.
view.hitTest(screenPoint).then((response) => {
  const graphic = response.results[0]?.graphic;
  if (!graphic) {
    return;
  }
  if (isFeatureGraphicOrigin(graphic.origin)) {
    // hitTest returned a graphic from a FeatureLayer.
    // Use this info for your processing logic.
  } else {
    console.log("graphic's origin is NOT a FeatureLayer");
  }
});

Functions

Name	Return Type	Object
`isFeatureGraphicOrigin`	`origin is FeatureGraphicOrigin`

Function

Utility function that determines whether a graphic’s origin is a FeatureGraphicOrigin.

Signature: isFeatureGraphicOrigin (origin: GraphicOrigin | null | undefined): origin is FeatureGraphicOrigin

Parameters

Parameter	Type	Description	Required
origin	`GraphicOrigin \| null \| undefined`	The graphic origin to check.

Returns: origin is FeatureGraphicOrigin
Returns true if the graphic origin is of type FeatureGraphicOrigin, false otherwise.