97 lines
2.7 KiB
JavaScript
97 lines
2.7 KiB
JavaScript
/*global chrome*/
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/*jslint devel: true, browser: true */
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var launchBtn, disabledBtn, stopBtn;
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var session, currentMedia;
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function receiverListener(e) {
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'use strict';
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console.log('receiverListener', e);
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}
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function onMediaDiscovered(how, media) {
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'use strict';
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console.log('onMediaDiscovered', how);
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currentMedia = media;
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if (launchBtn) {
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stopBtn.classList.remove('cast_hidden');
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launchBtn.classList.add('cast_hidden');
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}
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}
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function sessionListener(e) {
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'use strict';
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session = e;
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session.addMediaListener(onMediaDiscovered.bind(this, 'addMediaListener'));
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if (session.media.length !== 0) {
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onMediaDiscovered('onRequestSessionSuccess', session.media[0]);
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}
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}
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function onStopCast() {
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'use strict';
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stopBtn.classList.add('cast_hidden');
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launchBtn.classList.remove('cast_hidden');
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}
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function stopCast() {
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'use strict';
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session.stop(onStopCast);
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}
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function onMediaError() {
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'use strict';
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console.log('onMediaError');
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stopCast();
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}
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function onRequestSessionSuccess(e) {
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'use strict';
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session = e;
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var videoLink = document.getElementById('video_link'), videoURL = videoLink.dataset.video, mediaInfo = new chrome.cast.media.MediaInfo(videoURL, 'video/' + videoLink.dataset.ext), request = new chrome.cast.media.LoadRequest(mediaInfo);
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session.loadMedia(request, onMediaDiscovered.bind(this, 'loadMedia'), onMediaError);
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}
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function onLaunchError(e) {
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'use strict';
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console.log('onLaunchError', e.description);
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}
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function launchCast() {
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'use strict';
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chrome.cast.requestSession(onRequestSessionSuccess, onLaunchError);
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}
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function onInitSuccess() {
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'use strict';
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launchBtn = document.getElementById('cast_btn_launch');
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disabledBtn = document.getElementById('cast_disabled');
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stopBtn = document.getElementById('cast_btn_stop');
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if (launchBtn) {
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disabledBtn.classList.add('cast_hidden');
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launchBtn.classList.remove('cast_hidden');
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launchBtn.addEventListener('click', launchCast, false);
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stopBtn.addEventListener('click', stopCast, false);
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}
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}
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function onError() {
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'use strict';
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console.log('onError');
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}
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function initializeCastApi() {
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'use strict';
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var sessionRequest = new chrome.cast.SessionRequest(chrome.cast.media.DEFAULT_MEDIA_RECEIVER_APP_ID), apiConfig = new chrome.cast.ApiConfig(sessionRequest, sessionListener, receiverListener, chrome.cast.AutoJoinPolicy.ORIGIN_SCOPED);
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chrome.cast.initialize(apiConfig, onInitSuccess, onError);
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}
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function loadCastApi(loaded, errorInfo) {
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'use strict';
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if (loaded) {
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initializeCastApi();
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} else {
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console.log(errorInfo);
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}
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}
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window['__onGCastApiAvailable'] = loadCastApi;
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