import { CanvasEvent, CanvasNode } from './CanvasNode';

export declare class CanvasRoot {
    canvas: HTMLCanvasElement;
    ctx: CanvasRenderingContext2D;
    rootNode: CanvasNode;
    private hoverController;
    private eventHandlers;
    private batcher;
    onCursorChange?: (cursor: string) => void;
    onPortalHoverTargetChange?: (node: CanvasNode | null, event: CanvasEvent | null) => void;
    constructor(canvas: HTMLCanvasElement, rootNode: CanvasNode);
    private setupEvents;
    destroy(): void;
    private dispatchPointerEvent;
    private getEventCoords;
    private bubbleEvent;
    private dispatchMouseMove;
    private dispatchToNodes;
    private invokePointerHandler;
    render(): void;
    private clearCanvas;
    private applyResolutionScale;
    private updateRootRect;
    private layoutRoot;
}