import { CreateExtensionPlugin, EditorView, PlainExtension } from '@remirror/core';
import type { EpicModeOptions } from './epic-mode-types';
export declare class EpicModeExtension extends PlainExtension<EpicModeOptions> {
    get name(): "epicMode";
    createPlugin(): CreateExtensionPlugin<EpicModePluginState>;
}
export declare class EpicModePluginState {
    #private;
    canvas: HTMLCanvasElement;
    ctx: CanvasRenderingContext2D;
    get options(): Readonly<Required<EpicModeOptions>>;
    private container;
    private view;
    constructor(extension: EpicModeExtension);
    /**
     * Store a reference to the Prosemirror view and add the canvas to the DOM
     *
     * @param view
     */
    init(view: EditorView): this;
    destroy(): void;
    shake: () => void;
    spawnParticles: () => void;
    /**
     * Runs through the animation loop
     */
    loop: () => void;
    private drawParticles;
}
declare global {
    namespace Remirror {
        interface AllExtensions {
            epicMode: EpicModeExtension;
        }
    }
}