glitch-images/scripts/views/fullscreenview.js
2015-12-23 23:09:12 +01:00

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/*global define*/
define(
[ 'util/browser', 'util/el' ],
function ( browser, elHelper ) {
// the fullscreen button
// includes a lot of code to account for the different browser implementations
function FullscreenView ( parentEl ) {
if ( ! ( this instanceof FullscreenView ) ) {
return new FullscreenView( parentEl );
}
var self = this;
var isInFullScreen = false;
var fullscreenButtonEl;
if ( browser.test( 'fullscreen' ) ) {
fullscreenButtonEl = elHelper.createButton( 'controls.fullscreen', 'controls.fullscreentitle', 'fullscreen-button', parentEl, toggleFullscreen );
document.addEventListener( 'webkitfullscreenchange', fullscreenChanged, false );
document.addEventListener( 'mozfullscreenchange', fullscreenChanged, false );
document.addEventListener( 'fullscreenchange', fullscreenChanged, false );
document.addEventListener( 'MSFullscreenChange', fullscreenChanged, false );
}
function fullscreenChanged ( event ) {
isInFullScreen = document.fullscreen || document.mozFullScreen || document.webkitIsFullScreen;
if ( isInFullScreen ) {
document.documentElement.classList.add( 'is-fullscreen' );
} else {
document.documentElement.classList.remove( 'is-fullscreen' );
}
}
function toggleFullscreen () {
if ( isInFullScreen ) {
exitFullscreen();
} else {
requestFullScreen( document.documentElement );
}
}
function requestFullScreen ( el ) {
if ( el.requestFullscreen ) {
el.requestFullscreen();
} else if ( el.mozRequestFullScreen ) {
el.mozRequestFullScreen();
} else if ( el.webkitRequestFullscreen ) {
el.webkitRequestFullscreen();
} else if ( el.msRequestFullscreen ) {
el.msRequestFullscreen();
}
}
function exitFullscreen () {
if ( document.exitFullscreen ) {
document.exitFullscreen();
} else if ( document.mozCancelFullScreen ) {
document.mozCancelFullScreen();
} else if ( document.webkitExitFullscreen ) {
document.webkitExitFullscreen();
}
}
}
return FullscreenView;
}
);