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rx-player

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"use strict"; /** * Copyright 2015 CANAL+ Group * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ Object.defineProperty(exports, "__esModule", { value: true }); exports.default = addTextTrack; var env_detector_1 = require("./env_detector"); /** * Add text track to the given media element. * * Returns an object with the following properties: * - track {TextTrack}: the added text track * - trackElement {HTMLElement|undefined}: the added <track> element. * undefined if no trackElement was added. * * @param {HTMLMediaElement} mediaElement * @returns {Object} */ function addTextTrack(mediaElement) { var _a; var track; var trackElement; var kind = "subtitles"; if (env_detector_1.default.browser === env_detector_1.default.BROWSERS.Ie11 || env_detector_1.default.browser === env_detector_1.default.BROWSERS.OtherIeOrEdgePreEdgeChromium) { var tracksLength = mediaElement.textTracks.length; track = (tracksLength > 0 ? mediaElement.textTracks[tracksLength - 1] : mediaElement.addTextTrack(kind)); track.mode = (_a = track.SHOWING) !== null && _a !== void 0 ? _a : "showing"; } else { trackElement = document.createElement("track"); mediaElement.appendChild(trackElement); track = trackElement.track; trackElement.kind = kind; track.mode = "showing"; } return { track: track, trackElement: trackElement }; }