/**
 * Simple wrapper for creating and managing a canvas element.
 * Supports full-screen or container-relative sizing.
 */
export default class Canvas {
    /** The underlying HTMLCanvasElement. */
    canvas: HTMLCanvasElement;
    /** Optional callback fired when the canvas resizes. */
    onResize?: () => void;
    private _resizeObserver?;
    /**
     * initialises a new instance of Canvas.
     * @param parentElement Optional HTML element to inject the canvas into.
     */
    constructor(parentElement?: HTMLElement);
    /**
     * Resizes the canvas to match its container or window dimensions.
     * @param parent Optional parent element to match size with.
     */
    resize(parent?: HTMLElement): void;
    private _onResizeObserved;
    /**
     * Completely removes the canvas element and cleans up its observers.
     */
    destroy(): void;
}