import type { ReactiveController, ReactiveControllerHost } from 'lit';
import type { ViewportPanProposal, ViewportZoomProposal, ViewportZoomRequestOptions, ViewportTransform } from './viewport.types.js';
import type { ViewportZoomAction } from './viewport-navigation.types.js';
type ViewportNavigationHost = HTMLElement & ReactiveControllerHost & {
    readonly pannable: boolean;
    readonly zoomable: boolean;
    requestPan(proposal: ViewportPanProposal): boolean;
    requestZoom(proposal: ViewportZoomProposal, options?: ViewportZoomRequestOptions): boolean;
};
interface ViewportNavigationDelegate {
    readonly getTransform: () => ViewportTransform;
    readonly getZoomTarget: (action: ViewportZoomAction) => ViewportTransform | undefined;
}
export declare class ViewportNavigationController implements ReactiveController {
    #private;
    constructor(host: ViewportNavigationHost, delegate: ViewportNavigationDelegate);
    hostConnected(): void;
    hostDisconnected(): void;
    hostUpdated(): void;
}
export {};