import { InjectionToken } from '@angular/core';
/**
 * Injection token used to provide components knowledge of what device types
 * are being used for input.
 */
export declare const GRANITE_CLIENT_INPUT: InjectionToken<ClientInputInterface>;
/**
 * Injection token used to provide components knowledge of what device type
 * is being used for output.
 */
export declare const GRANITE_CLIENT_OUTPUT: InjectionToken<ClientOutputInterface>;
export type InputDeviceTypes = void | 'touch' | 'mouse' | 'keyboard' | 'onscreen-keyboard';
export type OutputDeviceTypes = void | 'touch' | 'desktop';
export interface ClientInputInterface {
    devices: InputDeviceTypes[];
}
export interface ClientOutputInterface {
    device: OutputDeviceTypes;
}
interface DevicePrefabInterface {
    input: ClientInputInterface;
    output: ClientOutputInterface;
}
export declare const deviceDesktop: DevicePrefabInterface;
export declare const deviceTouch: DevicePrefabInterface;
export {};