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Location: symposion_app/static/src/pyconau2017/js/vendor/picturefill.js - annotation
646839fffa00
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application/javascript
Disabled the splash page. Content is now being servied via CMS.
c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede c42159468ede | /*! Picturefill - Responsive Images that work today. (and mimic the proposed Picture element with span elements). Author: Scott Jehl, Filament Group, 2012 | License: MIT/GPLv2 */
(function( w ){
// Enable strict mode
"use strict";
w.picturefill = function() {
var ps = w.document.getElementsByTagName( "span" );
// Loop the pictures
for( var i = 0, il = ps.length; i < il; i++ ){
if( ps[ i ].getAttribute( "data-picture" ) !== null ){
var sources = ps[ i ].getElementsByTagName( "span" ),
matches = [];
// See if which sources match
for( var j = 0, jl = sources.length; j < jl; j++ ){
var media = sources[ j ].getAttribute( "data-media" );
// if there's no media specified, OR w.matchMedia is supported
if( !media || ( w.matchMedia && w.matchMedia( media ).matches ) ){
matches.push( sources[ j ] );
}
}
// Find any existing img element in the picture element
var picImg = ps[ i ].getElementsByTagName( "img" )[ 0 ];
if( matches.length ){
var matchedEl = matches.pop();
if( !picImg || picImg.parentNode.nodeName === "NOSCRIPT" ){
picImg = w.document.createElement( "img" );
picImg.alt = ps[ i ].getAttribute( "data-alt" );
}
else if( matchedEl === picImg.parentNode ){
// Skip further actions if the correct image is already in place
continue;
}
picImg.src = matchedEl.getAttribute( "data-src" );
matchedEl.appendChild( picImg );
picImg.removeAttribute("width");
picImg.removeAttribute("height");
}
else if( picImg ){
picImg.parentNode.removeChild( picImg );
}
}
}
};
// Run on resize and domready (w.load as a fallback)
if( w.addEventListener ){
w.addEventListener( "resize", w.picturefill, false );
w.addEventListener( "DOMContentLoaded", function(){
w.picturefill();
// Run once only
w.removeEventListener( "load", w.picturefill, false );
}, false );
w.addEventListener( "load", w.picturefill, false );
}
else if( w.attachEvent ){
w.attachEvent( "onload", w.picturefill );
}
}( this ));
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