import type { IRenderer, TOptions, TUserOptions } from './types.js';
export declare const defaultEasing: TOptions['easing'];
export declare const defaultOptions: TOptions;
export declare class EasyPieChart {
    readonly el: HTMLElement;
    options: TOptions;
    /** Public so callers can reach `getCtx()`/`getCanvas()` to build gradients. */
    renderer: IRenderer;
    private currentValue;
    private resizeObserver;
    private destroyed;
    /** The caller's own callbacks, so re-binding never wraps a wrapper. */
    private rawCallbacks;
    constructor(el: HTMLElement, userOptions?: TUserOptions);
    /**
     * Track the host element and resize the chart to fit. The host must get its
     * size from CSS (or a parent) rather than from the canvas, otherwise the two
     * would size each other.
     */
    private observeResize;
    /** Current value of the chart. */
    get value(): number;
    /**
     * Update the value of the chart. Non-numeric values are ignored so a bad
     * update cannot wedge the chart for all future ones.
     */
    update(newValue: number | string): this;
    /**
     * Replace options and rebuild the renderer. The current value is redrawn
     * without animation.
     */
    setOptions(userOptions: TUserOptions): this;
    /** Stop a running animation, leaving the chart at the last drawn frame. */
    stop(): this;
    disableAnimation(): this;
    enableAnimation(): this;
    /** Remove the canvas, stop observing resizes, cancel any running animation. */
    destroy(): void;
}