DPlayer/src/js/controller.js

429 lines
17 KiB
JavaScript

import utils from './utils';
import Thumbnails from './thumbnails';
import Icons from './icons';
import { Subject } from 'rxjs';
let cast;
let runOnce = true;
let isCasting = false;
class Controller {
constructor(player) {
this.player = player;
this.autoHideTimer = 0;
if (!utils.isMobile) {
this.player.container.addEventListener('mousemove', () => {
this.setAutoHide();
});
this.player.container.addEventListener('click', () => {
this.setAutoHide();
});
this.player.on('play', () => {
this.setAutoHide();
});
this.player.on('pause', () => {
this.setAutoHide();
});
}
this.initPlayButton();
this.initThumbnails();
this.initPlayedBar();
this.initFullButton();
this.initQualityButton();
this.initScreenshotButton();
this.initSubtitleButton();
this.initHighlights();
this.initAirplayButton();
this.initChromecastButton();
if (!utils.isMobile) {
this.initVolumeButton();
}
}
initPlayButton() {
this.player.template.playButton.addEventListener('click', () => {
this.player.toggle();
});
this.player.template.mobilePlayButton.addEventListener('click', () => {
this.player.toggle();
});
if (!utils.isMobile) {
this.player.template.videoWrap.addEventListener('click', () => {
this.player.toggle();
});
this.player.template.controllerMask.addEventListener('click', () => {
this.player.toggle();
});
} else {
this.player.template.videoWrap.addEventListener('click', () => {
this.toggle();
});
this.player.template.controllerMask.addEventListener('click', () => {
this.toggle();
});
}
}
initHighlights() {
this.player.on('durationchange', () => {
if (this.player.video.duration !== 1 && this.player.video.duration !== Infinity) {
if (this.player.options.highlight) {
const highlights = document.querySelectorAll('.dplayer-highlight');
[].slice.call(highlights, 0).forEach((item) => {
this.player.template.playedBarWrap.removeChild(item);
});
for (let i = 0; i < this.player.options.highlight.length; i++) {
if (!this.player.options.highlight[i].text || !this.player.options.highlight[i].time) {
continue;
}
const p = document.createElement('div');
p.classList.add('dplayer-highlight');
p.style.left = (this.player.options.highlight[i].time / this.player.video.duration) * 100 + '%';
p.innerHTML = '<span class="dplayer-highlight-text">' + this.player.options.highlight[i].text + '</span>';
this.player.template.playedBarWrap.insertBefore(p, this.player.template.playedBarTime);
}
}
}
});
}
initThumbnails() {
if (this.player.options.video.thumbnails) {
this.thumbnails = new Thumbnails({
container: this.player.template.barPreview,
barWidth: this.player.template.barWrap.offsetWidth,
url: this.player.options.video.thumbnails,
events: this.player.events,
});
this.player.on('loadedmetadata', () => {
this.thumbnails.resize(160, (this.player.video.videoHeight / this.player.video.videoWidth) * 160, this.player.template.barWrap.offsetWidth);
});
}
}
initPlayedBar() {
const thumbMove = (e) => {
let percentage = ((e.clientX || e.changedTouches[0].clientX) - utils.getBoundingClientRectViewLeft(this.player.template.playedBarWrap)) / this.player.template.playedBarWrap.clientWidth;
percentage = Math.max(percentage, 0);
percentage = Math.min(percentage, 1);
this.player.bar.set('played', percentage, 'width');
this.player.template.ptime.innerHTML = utils.secondToTime(percentage * this.player.video.duration);
};
const thumbUp = (e) => {
document.removeEventListener(utils.nameMap.dragEnd, thumbUp);
document.removeEventListener(utils.nameMap.dragMove, thumbMove);
let percentage = ((e.clientX || e.changedTouches[0].clientX) - utils.getBoundingClientRectViewLeft(this.player.template.playedBarWrap)) / this.player.template.playedBarWrap.clientWidth;
percentage = Math.max(percentage, 0);
percentage = Math.min(percentage, 1);
this.player.bar.set('played', percentage, 'width');
this.player.seek(this.player.bar.get('played') * this.player.video.duration);
this.player.timer.enable('progress');
};
this.player.template.playedBarWrap.addEventListener(utils.nameMap.dragStart, () => {
this.player.timer.disable('progress');
document.addEventListener(utils.nameMap.dragMove, thumbMove);
document.addEventListener(utils.nameMap.dragEnd, thumbUp);
});
this.player.template.playedBarWrap.addEventListener(utils.nameMap.dragMove, (e) => {
if (this.player.video.duration) {
const px = this.player.template.playedBarWrap.getBoundingClientRect().left;
const tx = (e.clientX || e.changedTouches[0].clientX) - px;
if (tx < 0 || tx > this.player.template.playedBarWrap.offsetWidth) {
return;
}
const time = this.player.video.duration * (tx / this.player.template.playedBarWrap.offsetWidth);
if (utils.isMobile) {
this.thumbnails && this.thumbnails.show();
}
this.thumbnails && this.thumbnails.move(tx);
this.player.template.playedBarTime.style.left = `${tx - (time >= 3600 ? 25 : 20)}px`;
this.player.template.playedBarTime.innerText = utils.secondToTime(time);
this.player.template.playedBarTime.classList.remove('hidden');
}
});
this.player.template.playedBarWrap.addEventListener(utils.nameMap.dragEnd, () => {
if (utils.isMobile) {
this.thumbnails && this.thumbnails.hide();
}
});
if (!utils.isMobile) {
this.player.template.playedBarWrap.addEventListener('mouseenter', () => {
if (this.player.video.duration) {
this.thumbnails && this.thumbnails.show();
this.player.template.playedBarTime.classList.remove('hidden');
}
});
this.player.template.playedBarWrap.addEventListener('mouseleave', () => {
if (this.player.video.duration) {
this.thumbnails && this.thumbnails.hide();
this.player.template.playedBarTime.classList.add('hidden');
}
});
}
}
initFullButton() {
this.player.template.browserFullButton.addEventListener('click', () => {
this.player.fullScreen.toggle('browser');
});
this.player.template.webFullButton.addEventListener('click', () => {
this.player.fullScreen.toggle('web');
});
}
initVolumeButton() {
const vWidth = 35;
const volumeMove = (event) => {
const e = event || window.event;
const percentage = ((e.clientX || e.changedTouches[0].clientX) - utils.getBoundingClientRectViewLeft(this.player.template.volumeBarWrap) - 5.5) / vWidth;
this.player.volume(percentage);
};
const volumeUp = () => {
document.removeEventListener(utils.nameMap.dragEnd, volumeUp);
document.removeEventListener(utils.nameMap.dragMove, volumeMove);
this.player.template.volumeButton.classList.remove('dplayer-volume-active');
};
this.player.template.volumeBarWrapWrap.addEventListener('click', (event) => {
const e = event || window.event;
const percentage = ((e.clientX || e.changedTouches[0].clientX) - utils.getBoundingClientRectViewLeft(this.player.template.volumeBarWrap) - 5.5) / vWidth;
this.player.volume(percentage);
});
this.player.template.volumeBarWrapWrap.addEventListener(utils.nameMap.dragStart, () => {
document.addEventListener(utils.nameMap.dragMove, volumeMove);
document.addEventListener(utils.nameMap.dragEnd, volumeUp);
this.player.template.volumeButton.classList.add('dplayer-volume-active');
});
this.player.template.volumeButtonIcon.addEventListener('click', () => {
if (this.player.video.muted) {
this.player.video.muted = false;
this.player.switchVolumeIcon();
this.player.bar.set('volume', this.player.volume(), 'width');
} else {
this.player.video.muted = true;
this.player.template.volumeIcon.innerHTML = Icons.volumeOff;
this.player.bar.set('volume', 0, 'width');
}
});
}
initQualityButton() {
if (this.player.options.video.quality) {
this.player.template.qualityList.addEventListener('click', (e) => {
if (e.target.classList.contains('dplayer-quality-item')) {
this.player.switchQuality(e.target.dataset.index);
}
});
}
}
initScreenshotButton() {
if (this.player.options.screenshot) {
this.player.template.camareButton.addEventListener('click', () => {
const canvas = document.createElement('canvas');
canvas.width = this.player.video.videoWidth;
canvas.height = this.player.video.videoHeight;
canvas.getContext('2d').drawImage(this.player.video, 0, 0, canvas.width, canvas.height);
let dataURL;
canvas.toBlob((blob) => {
dataURL = URL.createObjectURL(blob);
const link = document.createElement('a');
link.href = dataURL;
link.download = 'DPlayer.png';
link.style.display = 'none';
document.body.appendChild(link);
link.click();
document.body.removeChild(link);
URL.revokeObjectURL(dataURL);
});
this.player.events.trigger('screenshot', dataURL);
});
}
}
initAirplayButton() {
if (this.player.options.airplay) {
if (window.WebKitPlaybackTargetAvailabilityEvent) {
this.player.video.addEventListener(
'webkitplaybacktargetavailabilitychanged',
function (event) {
switch (event.availability) {
case 'available':
this.template.airplayButton.disable = false;
break;
default:
this.template.airplayButton.disable = true;
}
this.template.airplayButton.addEventListener(
'click',
function () {
this.video.webkitShowPlaybackTargetPicker();
}.bind(this)
);
}.bind(this.player)
);
} else {
this.player.template.airplayButton.style.display = 'none';
}
}
}
initChromecast() {
const script = window.document.createElement('script');
script.setAttribute('type', 'text/javascript');
script.setAttribute('src', 'https://www.gstatic.com/cv/js/sender/v1/cast_sender.js?loadCastFramework=1');
window.document.body.appendChild(script);
window.__onGCastApiAvailable = (isAvailable) => {
if (isAvailable) {
cast = window.chrome.cast;
const sessionRequest = new cast.SessionRequest(cast.media.DEFAULT_MEDIA_RECEIVER_APP_ID);
const apiConfig = new cast.ApiConfig(
sessionRequest,
() => {},
(status) => {
if (status === cast.ReceiverAvailability.AVAILABLE) {
console.log('chromecast: ', status);
}
}
);
cast.initialize(apiConfig, () => {});
}
};
}
initChromecastButton() {
if (this.player.options.chromecast) {
if (runOnce) {
runOnce = false;
this.initChromecast();
}
const discoverDevices = () => {
const subj = new Subject();
cast.requestSession(
(s) => {
this.session = s;
subj.next('CONNECTED');
launchMedia(this.player.options.video.url);
},
(err) => {
if (err.code === 'cancel') {
this.session = undefined;
subj.next('CANCEL');
} else {
console.error('Error selecting a cast device', err);
}
}
);
return subj;
};
const launchMedia = (media) => {
const mediaInfo = new cast.media.MediaInfo(media);
const request = new cast.media.LoadRequest(mediaInfo);
if (!this.session) {
window.open(media);
return false;
}
this.session.loadMedia(request, onMediaDiscovered.bind(this, 'loadMedia'), onMediaError).play();
return true;
};
const onMediaDiscovered = (how, media) => {
this.currentMedia = media;
};
const onMediaError = (err) => {
console.error('Error launching media', err);
};
this.player.template.chromecastButton.addEventListener('click', () => {
if (isCasting) {
isCasting = false;
this.currentMedia.stop();
this.session.stop();
this.initChromecast();
} else {
isCasting = true;
discoverDevices();
}
});
}
}
initSubtitleButton() {
if (this.player.options.subtitle) {
this.player.events.on('subtitle_show', () => {
this.player.template.subtitleButton.dataset.balloon = this.player.tran('Hide subtitle');
this.player.template.subtitleButtonInner.style.opacity = '';
this.player.user.set('subtitle', 1);
});
this.player.events.on('subtitle_hide', () => {
this.player.template.subtitleButton.dataset.balloon = this.player.tran('Show subtitle');
this.player.template.subtitleButtonInner.style.opacity = '0.4';
this.player.user.set('subtitle', 0);
});
this.player.template.subtitleButton.addEventListener('click', () => {
this.player.subtitle.toggle();
});
}
}
setAutoHide() {
this.show();
clearTimeout(this.autoHideTimer);
this.autoHideTimer = setTimeout(() => {
if (this.player.video.played.length && !this.player.paused && !this.disableAutoHide) {
this.hide();
}
}, 3000);
}
show() {
this.player.container.classList.remove('dplayer-hide-controller');
}
hide() {
this.player.container.classList.add('dplayer-hide-controller');
this.player.setting.hide();
this.player.comment && this.player.comment.hide();
}
isShow() {
return !this.player.container.classList.contains('dplayer-hide-controller');
}
toggle() {
if (this.isShow()) {
this.hide();
} else {
this.show();
}
}
destroy() {
clearTimeout(this.autoHideTimer);
}
}
export default Controller;