import { OnDestroy, Renderer2 } from '@angular/core';
import { BoundingBox2 } from '../share/boundingbox2';
export declare class CanvasService implements OnDestroy {
    private render;
    private _dom;
    private sizeSubject;
    readonly size$: import("rxjs").Observable<BoundingBox2>;
    domElement: any;
    private subscription;
    size: BoundingBox2;
    constructor(render: Renderer2, _dom: any);
    ngOnDestroy(): void;
}