import type { ExistingProvider, Type } from '@angular/core';
import { InjectionToken } from '@angular/core';
import type { CanvasMethod } from '../interfaces/canvas-method';
export declare const WA_CANVAS_METHOD: InjectionToken<CanvasMethod>;
export declare function asCanvasMethod(useExisting: Type<CanvasMethod>): ExistingProvider;
/**
 * @deprecated: drop in v5.0, use {@link WA_CANVAS_METHOD}
 */
export declare const CANVAS_METHOD: InjectionToken<CanvasMethod>;