use diy controls bugs

[Hiram-Wong]

use diy controls bugs, Create after destroying the player，There will be an increase of dom every time.

const pipControl = {
  el: document.createElement('div'),
  id: 'pip',
  pipIcon: publicIcons.pipIcon,
  tooltip: '画中画' as any,
  handlePip() {},
  init(player, _: any, tooltip) {
    this.el.id = 'pip';
    const pipDom = document.createElement('div');
    pipDom.className = 'nplayer_icon';
    pipDom.innerHTML = `${this.pipIcon}`;

    this.tooltip = tooltip;
    this.tooltip.html = '画中画';
    this.el.append(pipDom);

    this.handlePip = () => {
      if (!player.loaded) return;
      if ((document as any).pictureInPictureElement !== player.video) {
        (player.video as any).requestPictureInPicture();
      } else {
        (document as any).exitPictureInPicture();
      }
    };

    this.el.addEventListener('click', this.handlePip);
  },
  dispose() {
    this.el.removeEventListener('click', this.handlePip);
    this.el?.remove();
  },
};

[Hiram-Wong]

dispose事件中打印 this.el显示如下