Class Howl

new Howl(options: HowlOptions): Howl

duration(id?: number): number

fade(from: number, to: number, duration: number, id?: number): this

load(): this

loop(id?: number): boolean

loop(loop: boolean, id?: number): this

mute(): boolean

mute(muted: boolean, id?: number): this

off(event: "load", callback?: () => void, id?: number): this

off(
    event: "loaderror" | "playerror",
    callback?: HowlErrorCallback,
    id?: number,
): this

off(
    event:
        | "play"
        | "stop"
        | "pause"
        | "fade"
        | "end"
        | "rate"
        | "volume"
        | "mute"
        | "seek"
        | "unlock",
    callback?: HowlCallback,
    id?: number,
): this

off(
    event:
        | "play"
        | "stop"
        | "load"
        | "pause"
        | "fade"
        | "end"
        | "rate"
        | "volume"
        | "loaderror"
        | "playerror"
        | "mute"
        | "seek"
        | "unlock",
    id: number,
): this

off(
    event?: string,
    callback?: HowlCallback | HowlErrorCallback,
    id?: number,
): this

on(event: "load", callback: () => void, id?: number): this

on(
    event: "loaderror" | "playerror",
    callback: HowlErrorCallback,
    id?: number,
): this

on(
    event:
        | "play"
        | "stop"
        | "pause"
        | "fade"
        | "end"
        | "rate"
        | "volume"
        | "mute"
        | "seek"
        | "unlock",
    callback: HowlCallback,
    id?: number,
): this

on(event: string, callback: HowlCallback | HowlErrorCallback, id?: number): this

once(event: "load", callback: () => void, id?: number): this

once(
    event: "loaderror" | "playerror",
    callback: HowlErrorCallback,
    id?: number,
): this

once(
    event:
        | "play"
        | "stop"
        | "pause"
        | "fade"
        | "end"
        | "rate"
        | "volume"
        | "mute"
        | "seek"
        | "unlock",
    callback: HowlCallback,
    id?: number,
): this

once(
    event: string,
    callback: HowlCallback | HowlErrorCallback,
    id?: number,
): this

orientation(): SpatialOrientation

orientation(x: number, y?: number, z?: number, id?: number): this

pannerAttr(id?: number): PannerAttributes

pannerAttr(options: PannerAttributes, id?: number): this

pause(id?: number): this

play(spriteOrId?: string | number): number

playing(id?: number): boolean

pos(): SpatialPosition

pos(x: number, y?: number, z?: number, id?: number): this

rate(id?: number): number

rate(rate: number, id?: number): this

seek(id?: number): number

seek(seek: number, id?: number): this

state(): "loading" | "unloaded" | "loaded"

stereo(): number

stereo(pan: number, id?: number): number | Howl

stop(id?: number): this

unload(): null

volume(): number

volume(idOrSetVolume: number): number | Howl

volume(volume: number, id: number): this