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/* 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
"use strict";
class PictureInPictureVideoWrapper {
setCaptionContainerObserver(video, updateCaptionsFunction) {
let container = video.closest(".ardplayer");
if (container) {
updateCaptionsFunction("");
const callback = mutationList => {
if (mutationList) {
let changed = false;
for (const mutation of mutationList) {
if (mutation.target.matches?.(".ardplayer-untertitel")) {
changed = true;
break;
}
}
if (!changed) {
return;
}
}
let text = container.querySelector(".ardplayer-untertitel")?.innerText;
if (!text) {
updateCaptionsFunction("");
return;
}
updateCaptionsFunction(text);
};
callback();
this.captionsObserver = new MutationObserver(callback);
this.captionsObserver.observe(container, {
childList: true,
subtree: true,
});
}
}
removeCaptionContainerObserver() {
this.captionsObserver?.disconnect();
}
}
this.PictureInPictureVideoWrapper = PictureInPictureVideoWrapper;