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/* ------------------------------------------------------------ *\
|* ------------------------------------------------------------ *|
|* classie.js
|* https://github.com/desandro/classie/blob/master/classie.js
|* ------------------------------------------------------------ *|
\* ------------------------------------------------------------ */
( function( window ) {
'use strict';
// class helper functions from bonzo https://github.com/ded/bonzo
function classReg( className ) {
return new RegExp("(^|\\s+)" + className + "(\\s+|$)");
}
// classList support for class management
// altho to be fair, the api sucks because it won't accept multiple classes at once
var hasClass, addClass, removeClass;
if ( 'classList' in document.documentElement ) {
hasClass = function( elem, c ) {
return elem.classList.contains( c );
};
addClass = function( elem, c ) {
elem.classList.add( c );
};
removeClass = function( elem, c ) {
elem.classList.remove( c );
};
}
else {
hasClass = function( elem, c ) {
return classReg( c ).test( elem.className );
};
addClass = function( elem, c ) {
if ( !hasClass( elem, c ) ) {
elem.className = elem.className + ' ' + c;
}
};
removeClass = function( elem, c ) {
elem.className = elem.className.replace( classReg( c ), ' ' );
};
}
function toggleClass( elem, c ) {
var fn = hasClass( elem, c ) ? removeClass : addClass;
fn( elem, c );
}
var classie = {
// full names
hasClass: hasClass,
addClass: addClass,
removeClass: removeClass,
toggleClass: toggleClass,
// short names
has: hasClass,
add: addClass,
remove: removeClass,
toggle: toggleClass
};
// transport
if ( typeof define === 'function' && define.amd ) {
// AMD
define( classie );
} else {
// browser global
window.classie = classie;
}
})( window );
/* ------------------------------------------------------------ *\
|* ------------------------------------------------------------ *|
|* Functionality for adding/removing classes
|* ------------------------------------------------------------ *|
\* ------------------------------------------------------------ */
(function(window){
// check for touch
if (Modernizr.touch) {
// run the forEach on each figure element
[].slice.call(document.querySelectorAll("figure")).forEach(function(el,i){
// get close-caption button in variable
var closeCaption = el.querySelector(".close-caption");
// show the close-caption button
classie.remove(closeCaption,"hidden");
// check if the user moves a finger
var fingerMove = false;
el.addEventListener("touchmove",function(e){
e.stopPropagation();
fingerMove = true;
});
// always reset fingerMove to false on touch start
el.addEventListener("touchstart",function(e){
e.stopPropagation();
fingerMove = false;
});
// add hover class if figure touchend and fingerMove is false
el.addEventListener("touchend",function(e){
e.stopPropagation();
if (fingerMove == false) {
classie.add(el,"hover");
}
});
// if close-caption button clicked, remove hover class
closeCaption.addEventListener("touchend",function(e){
e.preventDefault();
e.stopPropagation();
if (fingerMove == false) {
if (classie.has(el,"hover")) {
classie.remove(el,"hover");
}
}
});
});
}
})(window);