import GirafeHTMLElement from '../../base/GirafeHTMLElement.js';
import { StreetViewProvider } from '../../tools/state/streetview.js';
import type { StreetViewProviderAdapter } from './tools/provider.js';
/**
 * A StreetView, displaying the footage of a provider (Google Street View, ...) side by side with the 2D Map.
 *
 * The Component stays lightweight: the provider and its external library are only loaded when the
 * StreetView is displayed for the first time. A click on the map displays the closest footage, and a
 * marker on the map shows the position and the direction of sight of the displayed footage.
 * The map is accessed through the MapManager: there is no dependency to the map-2d Component.
 */
export default abstract class StreetViewComponent extends GirafeHTMLElement {
    protected templateUrl: string | null;
    protected styleUrls: string[] | null;
    template: () => import("uhtml").Hole;
    loading: boolean;
    hasFootage: boolean;
    protected readonly provider: StreetViewProvider;
    private adapter;
    /** Promise of the currently running adapter creation, to prevent creating it twice. */
    private adapterCreation;
    /** The view of the footage displayed by the adapter, to tell the views coming from a shared state apart. */
    private displayedView;
    private readonly markerIcon;
    private readonly markerGeometry;
    private readonly marker;
    private readonly markerSource;
    private readonly markerLayer;
    protected constructor(provider: StreetViewProvider);
    private get olMap();
    private get cellId();
    private get isDisplayed();
    private get searchRadius();
    /** Creates the adapter of the provider, loading its module on demand. */
    protected abstract createAdapter(): Promise<StreetViewProviderAdapter>;
    /** The StreetView is displayed in a Cell of the Grid, like the Maps. */
    protected get isFullscreenComponent(): boolean;
    protected connectedCallback(): void;
    protected disconnectedCallback(): void;
    render(): void;
    private registerEvents;
    /**
     * Loads the provider and shows its viewer when the StreetView is displayed in a Cell of the Grid,
     * and hides it when it is not displayed anymore. The clicks on the map are only followed while displayed.
     */
    private onDisplayToggled;
    private createAdapterOnce;
    private onMapClick;
    private showClosestFootage;
    private onFootageChanged;
    private onViewChanged;
    /**
     * Displays the footage of the view in the state when it was not displayed by this Component itself,
     * which is the case when a shared state is restored.
     */
    private showStateView;
    private isDisplayedView;
    private updateMarker;
}