Method registerOnPlay

src/index.ts:121–137

()

  }

  private registerOnPlay() {
    if (this.onPlaySubscription) {
      return;
    }

    if (!IsWindows) {
      this.onPlaySubscription = eventEmitter.addListener(
        "onPlayChange",
        (param: { isPlaying: boolean; playerKey: number }) => {
          const { isPlaying, playerKey } = param;
          if (playerKey === this._key) {
            this._playing = isPlaying;
          }
        }
      );
    }
  }

  private calculateRelativeVolume(volume: number, pan: number): number {
    const relativeVolume = volume * (1 - Math.abs(pan));