constructor(conf = {}) {
    super({ type: 'scene', ...conf });

    this.audios = [];
    this.background = null;
    this.duration = 10;
    this.frameCursor = 0;
    this.state = 'start';
    this.pathId = Utils.genUuid();

    this.setTransition('fade', 0);
    this.setBgColor(conf.color || conf.bgcolor || conf.background);
  }
FFScene - Scene component, a container used to load display object components.

####Example:

    const scene = new FFScene();
    scene.setBgColor("#ffcc00");
    scene.setDuration(6);
    creator.addChild(scene);

@class