/// <reference types="webmidi" />
/** @jsxImportSource sigl */
import $ from 'sigl';
export interface MidiVisualizerElement extends $.Element<MidiVisualizerElement> {
}
export declare class MidiVisualizerElement extends HTMLElement {
    midiEvents: WebMidi.MIDIMessageEvent[];
    timeLength: number;
    rects: (readonly [import("sigl").Rect, number])[];
    mounted($: MidiVisualizerElement['$']): void;
}