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@arcgis/map-components

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/// <reference path="../../index.d.ts" /> import type MapView from "@arcgis/core/views/MapView.js"; import type { PublicLitElement as LitElement } from "@arcgis/lumina"; import type { ArcgisReferenceElement } from "../types.js"; import type { ScaleBarStyle, ScaleBarUnit } from "./types.js"; import type { T9nMeta } from "@arcgis/lumina/controllers"; /** * The Scale Bar component displays a scale bar representing the scale of the map. * It respects various coordinate systems and displays units in metric or imperial values. * Metric values show either kilometers, meters, centimeters, or millimeters depending on the scale, and likewise, imperial values show miles, feet, or inches depending on the scale. * When working with Web Mercator or geographic coordinate systems the scale bar takes into account projection distortion and dynamically adjusts the scale bar. * * When the scale bar is inside the map, the actual location of the scale bar is used to calculate the scale. * Otherwise, the center of the map is used to calculate the scale. * * **Known limitations** * * - This component is not currently supported within a Scene component. * * @since 4.28 */ export abstract class ArcgisScaleBar extends LitElement { /** * If true, the component will not be destroyed automatically when it is * disconnected from the document. This is useful when you want to move the * component to a different place on the page, or temporarily hide it. If this * is set, make sure to call the [destroy()](https://developers.arcgis.com/javascript/latest/references/map-components/components/arcgis-scale-bar/#destroy) method when you are done to * prevent memory leaks. * * @default false */ accessor autoDestroyDisabled: boolean; /** * The style for the scale bar. * When `unit` is set to `dual`, the style will always be `line`. * * @default "line" */ accessor barStyle: ScaleBarStyle; /** * Icon which represents the component. * Typically used when the component is controlled by another component (e.g. by the Expand component). * * @default "actual-size" * @see [Calcite Icons](https://developers.arcgis.com/calcite-design-system/icons/) */ accessor icon: string | undefined; /** The component's default label. */ accessor label: string | undefined; /** * Replace localized message strings with your own strings. * * _**Note**: Individual message keys may change between releases._ */ accessor messageOverrides: { componentLabel?: string | undefined; }; /** @internal */ protected messages: Partial<{ componentLabel: string; }> & T9nMeta<{ componentLabel: string; }>; /** * By assigning the `id` attribute of the Map or Scene component to this property, you can position a child component anywhere in the DOM while still maintaining a connection to the Map or Scene. * * @see [Associate components with a Map or Scene component](https://developers.arcgis.com/javascript/latest/programming-patterns/#associate-components-with-a-map-or-scene-component) */ accessor referenceElement: ArcgisReferenceElement | string | undefined; /** * Units to use for the scale bar. * When using `dual`, the scale bar displays both metric and imperial units. * When metric, distances will be shown in either kilometers, meters, centimeters, or millimeters depending on the scale. Similarly, imperial * units will be shown in either miles, feet, or inches. */ accessor unit: ScaleBarUnit | undefined; /** * The view associated with the component. * > **Note:** The recommended approach is to fully migrate applications to use map and scene components and avoid using MapView and SceneView directly. However, if you are migrating a large application from widgets to components, you might prefer a more gradual transition. To support this use case, the SDK includes this `view` property which connects a component to a MapView or SceneView. Ultimately, once migration is complete, the arcgis-scale-bar component will be associated with a map or scene component rather than using the `view` property. */ accessor view: MapView | null | undefined; /** Permanently destroy the component. */ destroy(): Promise<void>; /** Emitted when the component associated with a map or scene view is ready to be interacted with. */ readonly arcgisReady: import("@arcgis/lumina").TargetedEvent<this, void>; readonly "@eventTypes": { arcgisReady: ArcgisScaleBar["arcgisReady"]["detail"]; }; }