summaryrefslogtreecommitdiffstats
path: root/browser/extensions/pictureinpicture/video-wrappers/hbomax.js
blob: 5566f1e0b846c13bc6fbd6025db31d289cd0c49e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

"use strict";

class PictureInPictureVideoWrapper {
  setVolume(video, volume) {
    video.volume = volume;
  }
  isMuted(video) {
    return video.volume === 0;
  }
  setMuted(video, shouldMute) {
    if (shouldMute) {
      this.setVolume(video, 0);
    } else {
      this.setVolume(video, 1);
    }
  }
  setCaptionContainerObserver(video, updateCaptionsFunction) {
    let container = document.querySelector(
      '[data-testid="CueBoxContainer"]'
    ).parentElement;

    if (container) {
      updateCaptionsFunction("");
      const callback = function () {
        let text = container.querySelector(
          '[data-testid="CueBoxContainer"]'
        )?.innerText;
        updateCaptionsFunction(text);
      };

      callback([1], null);

      let captionsObserver = new MutationObserver(callback);

      captionsObserver.observe(container, {
        attributes: false,
        childList: true,
        subtree: true,
      });
    }
  }
}

this.PictureInPictureVideoWrapper = PictureInPictureVideoWrapper;