/* Modernizr 2.8.3 (Custom Build) | MIT & BSD
* Build: http://modernizr.com/download/#-fontface-backgroundsize-borderimage-borderradius-boxshadow-flexbox-hsla-multiplebgs-opacity-rgba-textshadow-cssanimations-csscolumns-generatedcontent-cssgradients-cssreflections-csstransforms-csstransforms3d-csstransitions-draganddrop-history-audio-video-localstorage-postmessage-inlinesvg-svg-svgclippaths-touch-cssclasses-addtest-prefixed-teststyles-testprop-testallprops-hasevent-prefixes-domprefixes
*/
;
window.Modernizr = (function( window, document, undefined ) {
var version = '2.8.3',
Modernizr = {},
enableClasses = true,
docElement = document.documentElement,
mod = 'modernizr',
modElem = document.createElement(mod),
mStyle = modElem.style,
inputElem ,
smile = ':)',
toString = {}.toString,
prefixes = ' -webkit- -moz- -o- -ms- '.split(' '),
omPrefixes = 'Webkit Moz O ms',
cssomPrefixes = omPrefixes.split(' '),
domPrefixes = omPrefixes.toLowerCase().split(' '),
ns = {'svg': 'http://www.w3.org/2000/svg'},
tests = {},
inputs = {},
attrs = {},
classes = [],
slice = classes.slice,
featureName,
injectElementWithStyles = function( rule, callback, nodes, testnames ) {
var style, ret, node, docOverflow,
div = document.createElement('div'),
body = document.body,
fakeBody = body || document.createElement('body');
if ( parseInt(nodes, 10) ) {
while ( nodes-- ) {
node = document.createElement('div');
node.id = testnames ? testnames[nodes] : mod + (nodes + 1);
div.appendChild(node);
}
}
style = ['',''].join('');
div.id = mod;
(body ? div : fakeBody).innerHTML += style;
fakeBody.appendChild(div);
if ( !body ) {
fakeBody.style.background = '';
fakeBody.style.overflow = 'hidden';
docOverflow = docElement.style.overflow;
docElement.style.overflow = 'hidden';
docElement.appendChild(fakeBody);
}
ret = callback(div, rule);
if ( !body ) {
fakeBody.parentNode.removeChild(fakeBody);
docElement.style.overflow = docOverflow;
} else {
div.parentNode.removeChild(div);
}
return !!ret;
},
isEventSupported = (function() {
var TAGNAMES = {
'select': 'input', 'change': 'input',
'submit': 'form', 'reset': 'form',
'error': 'img', 'load': 'img', 'abort': 'img'
};
function isEventSupported( eventName, element ) {
element = element || document.createElement(TAGNAMES[eventName] || 'div');
eventName = 'on' + eventName;
var isSupported = eventName in element;
if ( !isSupported ) {
if ( !element.setAttribute ) {
element = document.createElement('div');
}
if ( element.setAttribute && element.removeAttribute ) {
element.setAttribute(eventName, '');
isSupported = is(element[eventName], 'function');
if ( !is(element[eventName], 'undefined') ) {
element[eventName] = undefined;
}
element.removeAttribute(eventName);
}
}
element = null;
return isSupported;
}
return isEventSupported;
})(),
_hasOwnProperty = ({}).hasOwnProperty, hasOwnProp;
if ( !is(_hasOwnProperty, 'undefined') && !is(_hasOwnProperty.call, 'undefined') ) {
hasOwnProp = function (object, property) {
return _hasOwnProperty.call(object, property);
};
}
else {
hasOwnProp = function (object, property) {
return ((property in object) && is(object.constructor.prototype[property], 'undefined'));
};
}
if (!Function.prototype.bind) {
Function.prototype.bind = function bind(that) {
var target = this;
if (typeof target != "function") {
throw new TypeError();
}
var args = slice.call(arguments, 1),
bound = function () {
if (this instanceof bound) {
var F = function(){};
F.prototype = target.prototype;
var self = new F();
var result = target.apply(
self,
args.concat(slice.call(arguments))
);
if (Object(result) === result) {
return result;
}
return self;
} else {
return target.apply(
that,
args.concat(slice.call(arguments))
);
}
};
return bound;
};
}
function setCss( str ) {
mStyle.cssText = str;
}
function setCssAll( str1, str2 ) {
return setCss(prefixes.join(str1 + ';') + ( str2 || '' ));
}
function is( obj, type ) {
return typeof obj === type;
}
function contains( str, substr ) {
return !!~('' + str).indexOf(substr);
}
function testProps( props, prefixed ) {
for ( var i in props ) {
var prop = props[i];
if ( !contains(prop, "-") && mStyle[prop] !== undefined ) {
return prefixed == 'pfx' ? prop : true;
}
}
return false;
}
function testDOMProps( props, obj, elem ) {
for ( var i in props ) {
var item = obj[props[i]];
if ( item !== undefined) {
if (elem === false) return props[i];
if (is(item, 'function')){
return item.bind(elem || obj);
}
return item;
}
}
return false;
}
function testPropsAll( prop, prefixed, elem ) {
var ucProp = prop.charAt(0).toUpperCase() + prop.slice(1),
props = (prop + ' ' + cssomPrefixes.join(ucProp + ' ') + ucProp).split(' ');
if(is(prefixed, "string") || is(prefixed, "undefined")) {
return testProps(props, prefixed);
} else {
props = (prop + ' ' + (domPrefixes).join(ucProp + ' ') + ucProp).split(' ');
return testDOMProps(props, prefixed, elem);
}
} tests['flexbox'] = function() {
return testPropsAll('flexWrap');
};
tests['touch'] = function() {
var bool;
if(('ontouchstart' in window) || window.DocumentTouch && document instanceof DocumentTouch) {
bool = true;
} else {
injectElementWithStyles(['@media (',prefixes.join('touch-enabled),('),mod,')','{#modernizr{top:9px;position:absolute}}'].join(''), function( node ) {
bool = node.offsetTop === 9;
});
}
return bool;
};
tests['postmessage'] = function() {
return !!window.postMessage;
};
tests['history'] = function() {
return !!(window.history && history.pushState);
};
tests['draganddrop'] = function() {
var div = document.createElement('div');
return ('draggable' in div) || ('ondragstart' in div && 'ondrop' in div);
};
tests['rgba'] = function() {
setCss('background-color:rgba(150,255,150,.5)');
return contains(mStyle.backgroundColor, 'rgba');
};
tests['hsla'] = function() {
setCss('background-color:hsla(120,40%,100%,.5)');
return contains(mStyle.backgroundColor, 'rgba') || contains(mStyle.backgroundColor, 'hsla');
};
tests['multiplebgs'] = function() {
setCss('background:url(https://),url(https://),red url(https://)');
return (/(url\s*\(.*?){3}/).test(mStyle.background);
}; tests['backgroundsize'] = function() {
return testPropsAll('backgroundSize');
};
tests['borderimage'] = function() {
return testPropsAll('borderImage');
};
tests['borderradius'] = function() {
return testPropsAll('borderRadius');
};
tests['boxshadow'] = function() {
return testPropsAll('boxShadow');
};
tests['textshadow'] = function() {
return document.createElement('div').style.textShadow === '';
};
tests['opacity'] = function() {
setCssAll('opacity:.55');
return (/^0.55$/).test(mStyle.opacity);
};
tests['cssanimations'] = function() {
return testPropsAll('animationName');
};
tests['csscolumns'] = function() {
return testPropsAll('columnCount');
};
tests['cssgradients'] = function() {
var str1 = 'background-image:',
str2 = 'gradient(linear,left top,right bottom,from(#9f9),to(white));',
str3 = 'linear-gradient(left top,#9f9, white);';
setCss(
(str1 + '-webkit- '.split(' ').join(str2 + str1) +
prefixes.join(str3 + str1)).slice(0, -str1.length)
);
return contains(mStyle.backgroundImage, 'gradient');
};
tests['cssreflections'] = function() {
return testPropsAll('boxReflect');
};
tests['csstransforms'] = function() {
return !!testPropsAll('transform');
};
tests['csstransforms3d'] = function() {
var ret = !!testPropsAll('perspective');
if ( ret && 'webkitPerspective' in docElement.style ) {
injectElementWithStyles('@media (transform-3d),(-webkit-transform-3d){#modernizr{left:9px;position:absolute;height:3px;}}', function( node, rule ) {
ret = node.offsetLeft === 9 && node.offsetHeight === 3;
});
}
return ret;
};
tests['csstransitions'] = function() {
return testPropsAll('transition');
};
tests['fontface'] = function() {
var bool;
injectElementWithStyles('@font-face {font-family:"font";src:url("https://")}', function( node, rule ) {
var style = document.getElementById('smodernizr'),
sheet = style.sheet || style.styleSheet,
cssText = sheet ? (sheet.cssRules && sheet.cssRules[0] ? sheet.cssRules[0].cssText : sheet.cssText || '') : '';
bool = /src/i.test(cssText) && cssText.indexOf(rule.split(' ')[0]) === 0;
});
return bool;
};
tests['generatedcontent'] = function() {
var bool;
injectElementWithStyles(['#',mod,'{font:0/0 a}#',mod,':after{content:"',smile,'";visibility:hidden;font:3px/1 a}'].join(''), function( node ) {
bool = node.offsetHeight >= 3;
});
return bool;
};
tests['video'] = function() {
var elem = document.createElement('video'),
bool = false;
try {
if ( bool = !!elem.canPlayType ) {
bool = new Boolean(bool);
bool.ogg = elem.canPlayType('video/ogg; codecs="theora"') .replace(/^no$/,'');
bool.h264 = elem.canPlayType('video/mp4; codecs="avc1.42E01E"') .replace(/^no$/,'');
bool.webm = elem.canPlayType('video/webm; codecs="vp8, vorbis"').replace(/^no$/,'');
}
} catch(e) { }
return bool;
};
tests['audio'] = function() {
var elem = document.createElement('audio'),
bool = false;
try {
if ( bool = !!elem.canPlayType ) {
bool = new Boolean(bool);
bool.ogg = elem.canPlayType('audio/ogg; codecs="vorbis"').replace(/^no$/,'');
bool.mp3 = elem.canPlayType('audio/mpeg;') .replace(/^no$/,'');
bool.wav = elem.canPlayType('audio/wav; codecs="1"') .replace(/^no$/,'');
bool.m4a = ( elem.canPlayType('audio/x-m4a;') ||
elem.canPlayType('audio/aac;')) .replace(/^no$/,'');
}
} catch(e) { }
return bool;
};
tests['localstorage'] = function() {
try {
localStorage.setItem(mod, mod);
localStorage.removeItem(mod);
return true;
} catch(e) {
return false;
}
};
tests['svg'] = function() {
return !!document.createElementNS && !!document.createElementNS(ns.svg, 'svg').createSVGRect;
};
tests['inlinesvg'] = function() {
var div = document.createElement('div');
div.innerHTML = '';
return (div.firstChild && div.firstChild.namespaceURI) == ns.svg;
};
tests['svgclippaths'] = function() {
return !!document.createElementNS && /SVGClipPath/.test(toString.call(document.createElementNS(ns.svg, 'clipPath')));
};
for ( var feature in tests ) {
if ( hasOwnProp(tests, feature) ) {
featureName = feature.toLowerCase();
Modernizr[featureName] = tests[feature]();
classes.push((Modernizr[featureName] ? '' : 'no-') + featureName);
}
}
Modernizr.addTest = function ( feature, test ) {
if ( typeof feature == 'object' ) {
for ( var key in feature ) {
if ( hasOwnProp( feature, key ) ) {
Modernizr.addTest( key, feature[ key ] );
}
}
} else {
feature = feature.toLowerCase();
if ( Modernizr[feature] !== undefined ) {
return Modernizr;
}
test = typeof test == 'function' ? test() : test;
if (typeof enableClasses !== "undefined" && enableClasses) {
docElement.className += ' ' + (test ? '' : 'no-') + feature;
}
Modernizr[feature] = test;
}
return Modernizr;
};
setCss('');
modElem = inputElem = null;
Modernizr._version = version;
Modernizr._prefixes = prefixes;
Modernizr._domPrefixes = domPrefixes;
Modernizr._cssomPrefixes = cssomPrefixes;
Modernizr.hasEvent = isEventSupported;
Modernizr.testProp = function(prop){
return testProps([prop]);
};
Modernizr.testAllProps = testPropsAll;
Modernizr.testStyles = injectElementWithStyles;
Modernizr.prefixed = function(prop, obj, elem){
if(!obj) {
return testPropsAll(prop, 'pfx');
} else {
return testPropsAll(prop, obj, elem);
}
};
docElement.className = docElement.className.replace(/(^|\s)no-js(\s|$)/, '$1$2') +
(enableClasses ? ' js ' + classes.join(' ') : '');
return Modernizr;
})(this, this.document);
;