// initialize jwplayer var playerInstance = jwplayer('player');// player dom elements var playerContainerEl = document.querySelector('.player-container');// returns video player position from top of document function getElementOffsetTop(el) { var boundingClientRect = el.getBoundingClientRect(); var bodyEl = document.body; var docEl = document.documentElement; var scrollTop = window.pageYOffset || docEl.scrollTop || bodyEl.scrollTop; var clientTop = docEl.clientTop || bodyEl.clientTop || 0; return Math.round(boundingClientRect.top + scrollTop - clientTop); }// returns the current y scroll position function getScrollTop() { var docEl = document.documentElement; return (window.pageYOffset || docEl.scrollTop) - (docEl.clientTop || 0); }// configure jwplayer instance playerInstance.setup({ autostart: true, playlist: 'https://cdn.jwplayer.com/v2/playlists/mYdavspX', primary: 'html5', setFullscreen: true, width: '100%' });// when jwplayer instance is ready playerInstance.on('ready', function() { var config = playerInstance.getConfig(); var utils = playerInstance.utils; // get height of player element var playerHeight = config.containerHeight; // flag determining whether close has been clicked var closed = true; // CHANGED // flag determing whether player is playing var playing = false; // ADDED // eventhandler for when close button is being pressed document.getElementsByClassName('icon-close')[0].addEventListener('click', () => { closed = true; onScrollViewHandler(); }); playerInstance.on('play', function() { closed = false; playing = true; // ADDED }).on('pause', function () { playing = false; // ADDED }).on('adPlay', function() { closed = false; // ADDED playing = true; // ADDED }).on('adPause', function() { playing = false; // ADDED });// get player element position from top of document var playerOffsetTop = getElementOffsetTop(playerContainerEl);// set player container to match height of actual video element playerContainerEl.style.height = playerHeight + 'px';// below we handle window scroll event without killing performance function onScrollViewHandler() { var minimized = getScrollTop() >= playerOffsetTop;if (closed && minimized) { minimized = false; jwplayer().pause(); playing = false; // ADDED } else if (!minimized && !playing) { closed = true; // ADDED } utils.toggleClass(playerContainerEl, 'player-minimize', minimized); // update the player's size so the controls are adjusted playerInstance.resize(); }// namespace for whether or not we are waiting for setTimeout() to finish var isScrollTimeout = false;// window onscroll event handler window.onscroll = function() { // skip if we're waiting on a scroll update timeout to finish if (isScrollTimeout) return; // flag that a new timeout will begin isScrollTimeout = true; // otherwise, call scroll event view handler onScrollViewHandler(); // set new timeout setTimeout(function() { // reset timeout flag to false (no longer waiting) isScrollTimeout = false; }, 80); };});

Call of Duty: Black Ops 3 Zombies Chronicles, Treyarch’s fifth expansion for Call of Duty: Black Ops 3, is available June 15 on Xbox One and PC.

Preorders for Black Ops 3 Zombies Chronicles on Xbox One are live here; PC preorders are live now on Steam and will feature pre-loading.

Call of Duty: Black Ops 3 Zombies Chronicles expansion includes 8 remastered Treyarch Zombies maps for Call of Duty: Black Ops 3. Zombies Chronicles costs $29.99 and is not included with the Black Ops 3 Season Pass.

  • 3 maps from Call of Duty: World at War:
    • Nacht der Untoten (Abandoned Bunker)
    • Verruckt (Wittenau Sanitorium)
    • Shi No Numa (Jungle Swamp)
  • 4 maps from Call of Duty: Black Ops:
    • Kino Der Toten (Theater of the Dead)
    • Ascension (Soviet Cosmodrome)
    • Shangri-La (Exotic Jungle Shrine)
    • Moon (Lunar Base)
  • 1 map from Call of Duty: Black Ops II:
    • Origins (WWI France)

Alongside the maps, Zombies Chronicles also includes the following bonus content:

  • 20 Vials of Liquid Divinium
  • 2 All-New Whimsical GobbleGums
  • Exclusive Zombies Pack-A-Punch Weapon Camo

As a reminder, in order to play Call of Duty: Black Ops 3 Zombies Chronicles, you do need to own the base Call of Duty: Black Ops 3 game.

Gameplay Trailer:


Call of Duty: Black Ops 3 Zombies Chronicles is available now on PS4 and is available June 15 on Xbox One and PC.

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