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278 lines
12 KiB
JavaScript
278 lines
12 KiB
JavaScript
// IMPORTANT!
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// If you're already using Modernizr, delete it from this file. If you don't know what Modernizr is, leave it :)
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/* Modernizr 2.6.1 (Custom Build) | MIT & BSD
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* Build: http://modernizr.com/download/#-csstransforms-csstransforms3d-csstransitions-prefixed-teststyles-testprop-testallprops-prefixes-domprefixes
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*/
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;window.Modernizr=function(a,b,c){function y(a){i.cssText=a}function z(a,b){return y(l.join(a+";")+(b||""))}function A(a,b){return typeof a===b}function B(a,b){return!!~(""+a).indexOf(b)}function C(a,b){for(var d in a){var e=a[d];if(!B(e,"-")&&i[e]!==c)return b=="pfx"?e:!0}return!1}function D(a,b,d){for(var e in a){var f=b[a[e]];if(f!==c)return d===!1?a[e]:A(f,"function")?f.bind(d||b):f}return!1}function E(a,b,c){var d=a.charAt(0).toUpperCase()+a.slice(1),e=(a+" "+n.join(d+" ")+d).split(" ");return A(b,"string")||A(b,"undefined")?C(e,b):(e=(a+" "+o.join(d+" ")+d).split(" "),D(e,b,c))}var d="2.6.1",e={},f=b.documentElement,g="modernizr",h=b.createElement(g),i=h.style,j,k={}.toString,l=" -webkit- -moz- -o- -ms- ".split(" "),m="Webkit Moz O ms",n=m.split(" "),o=m.toLowerCase().split(" "),p={},q={},r={},s=[],t=s.slice,u,v=function(a,c,d,e){var h,i,j,k=b.createElement("div"),l=b.body,m=l?l:b.createElement("body");if(parseInt(d,10))while(d--)j=b.createElement("div"),j.id=e?e[d]:g+(d+1),k.appendChild(j);return h=["­",'<style id="s',g,'">',a,"</style>"].join(""),k.id=g,(l?k:m).innerHTML+=h,m.appendChild(k),l||(m.style.background="",f.appendChild(m)),i=c(k,a),l?k.parentNode.removeChild(k):m.parentNode.removeChild(m),!!i},w={}.hasOwnProperty,x;!A(w,"undefined")&&!A(w.call,"undefined")?x=function(a,b){return w.call(a,b)}:x=function(a,b){return b in a&&A(a.constructor.prototype[b],"undefined")},Function.prototype.bind||(Function.prototype.bind=function(b){var c=this;if(typeof c!="function")throw new TypeError;var d=t.call(arguments,1),e=function(){if(this instanceof e){var a=function(){};a.prototype=c.prototype;var f=new a,g=c.apply(f,d.concat(t.call(arguments)));return Object(g)===g?g:f}return c.apply(b,d.concat(t.call(arguments)))};return e}),p.csstransforms=function(){return!!E("transform")},p.csstransforms3d=function(){var a=!!E("perspective");return a&&"webkitPerspective"in f.style&&v("@media (transform-3d),(-webkit-transform-3d){#modernizr{left:9px;position:absolute;height:3px;}}",function(b,c){a=b.offsetLeft===9&&b.offsetHeight===3}),a},p.csstransitions=function(){return E("transition")};for(var F in p)x(p,F)&&(u=F.toLowerCase(),e[u]=p[F](),s.push((e[u]?"":"no-")+u));return e.addTest=function(a,b){if(typeof a=="object")for(var d in a)x(a,d)&&e.addTest(d,a[d]);else{a=a.toLowerCase();if(e[a]!==c)return e;b=typeof b=="function"?b():b,enableClasses&&(f.className+=" "+(b?"":"no-")+a),e[a]=b}return e},y(""),h=j=null,e._version=d,e._prefixes=l,e._domPrefixes=o,e._cssomPrefixes=n,e.testProp=function(a){return C([a])},e.testAllProps=E,e.testStyles=v,e.prefixed=function(a,b,c){return b?E(a,b,c):E(a,"pfx")},e}(this,this.document);
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/**
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* jQuery Shuffle Plugin
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* Uses CSS Transforms to filter down a grid of items (degrades to jQuery's animate).
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* Inspired by Isotope http://isotope.metafizzy.co/
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* Use it for whatever you want!
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* @author Glen Cheney (http://glencheney.com)
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* @version 1.4
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* @date 7/21/12
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*/
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;(function($, Modernizr) {
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"use strict";
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var Shuffle = function($container, options) {
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var self = this,
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$this = $(this);
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$.extend(self, {
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itemWidth : 230,
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marginTop : 20,
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marginRight: 20,
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key : 'all',
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speed : 800,
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easing : 'ease-out'
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}, options, {
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$container: $container,
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supported: Modernizr.csstransforms && Modernizr.csstransitions
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});
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// CSS for each item
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self.itemCss = {
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position: 'absolute',
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opacity: 1, // Everything after this is for jQuery fallback
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top: 0,
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left: 0,
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marginTop: self.marginTop,
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marginRight: self.marginRight,
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'float': 'left'
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};
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self.$items = self.$container.children();
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self.itemsPerRow = Math.floor(self.$container.width() / self.itemWidth);
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self.itemHeight = self.$items.first().outerHeight();
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self.transitionName = self.prefixed('transition'),
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self.transform = self.getPrefixed('transform');
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// Set up css for transitions
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self.$container.css('position', 'relative').get(0).style[self.transitionName] = 'height ' + self.speed + 'ms ' + self.easing;
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self.$items.each(function(index) {
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var defaults = self.itemCss;
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// Set CSS transition for transforms and opacity
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if (self.supported) {
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this.style[self.transitionName] = self.transform + ' ' + self.speed + 'ms ' + self.easing + ', opacity ' + self.speed + 'ms ' + self.easing;
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}
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// Set the margin-right to zero for the last item in the row
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if ((index + 1) % self.itemsPerRow === 0) {
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defaults.marginRight = 0;
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}
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$(this).css(self.itemCss);
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});
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// Do it
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self.shuffle('all');
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};
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Shuffle.prototype = {
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constructor: Shuffle,
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/**
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* The magic. This is what makes the plugin 'shuffle'
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*/
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shuffle : function(category) {
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var self = this,
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numElements,
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gridHeight;
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if (!category) category = 'all';
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// Hide/show appropriate items
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if (category === 'all') {
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self.$items.removeClass('concealed');
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} else {
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self.$items.removeClass('concealed filtered').each(function() {
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var keys = $(this).attr('data-key'),
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kArray = $.parseJSON(keys);
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if ($.inArray(category, kArray) === -1) {
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$(this).addClass('concealed');
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return;
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}
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});
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}
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// How many filtered elements?
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numElements = self.$items.not('.concealed').addClass('filtered').length;
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// Shrink each concealed item
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self.$container.trigger('shrink.shuffle', self);
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self.shrink();
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setTimeout(function() {
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self.$container.trigger('shrunk.shuffle', self);
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}, self.speed);
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// Update transforms on .filtered elements so they will animate to their new positions
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self.$container.trigger('filter.shuffle', self);
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self.filter();
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setTimeout(function() {
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self.$container.trigger('filtered.shuffle', self);
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}, self.speed);
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// Adjust the height of the grid
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gridHeight = (Math.ceil(numElements / self.itemsPerRow) * (self.itemHeight + self.marginTop)) - self.marginTop;
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self.$container.css('height', gridHeight + 'px');
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},
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/**
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* Hides the elements that don't match our filter
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*/
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shrink : function() {
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var self = this,
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$concealed = self.$container.find('.concealed');
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if ($concealed.length === 0) {
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return;
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}
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$concealed.each(function() {
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var $this = $(this),
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x = parseInt($this.attr('data-x'), 10),
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y = parseInt($this.attr('data-y'), 10);
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if (!x) x = 0;
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if (!y) y = 0;
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self.transition({
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$this: $this,
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x: x,
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y: y,
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left: (x + (self.itemWidth / 2)) + 'px',
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top: (y + (self.itemHeight / 2)) + 'px',
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scale : 0.001,
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opacity: 0,
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height: '0px',
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width: '0px'
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});
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});
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},
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/**
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* Loops through each item that should be shown
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* Calculates the x and y position and then tranitions it
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*/
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filter : function() {
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var self = this,
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y = 0,
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$filtered = self.$container.find('.filtered');
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$filtered.each(function(index) {
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var $this = $(this),
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x = (index % self.itemsPerRow) * (self.itemWidth + self.marginRight),
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row = Math.floor(index / self.itemsPerRow);
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if (index % self.itemsPerRow === 0) {
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y = row * (self.itemHeight + self.marginTop);
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}
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// Save data for shrink
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$this.attr({'data-x' : x, 'data-y' : y});
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self.transition({
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$this: $this,
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x: x,
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y: y,
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left: x + 'px',
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top: y + 'px',
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scale : 1,
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opacity: 1,
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height: self.itemHeight + 'px',
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width: self.itemWidth + 'px'
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});
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});
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},
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/**
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* Uses Modernizr's prefixed() to get the correct vendor property name and sets it using jQuery .css()
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* @param {jq} $el the jquery object to set the css on
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* @param {string} prop the property to set (e.g. 'transition')
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* @param {string} value the value of the prop
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*/
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setPrefixedCss : function($el, prop, value) {
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$el.css(Modernizr.prefixed(prop), value);
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},
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prefixed : function(prop) {
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return Modernizr.prefixed(prop);
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},
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/**
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* Returns things like -webkit-transition or -moz-box-sizing
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* @param {string} property to be prefixed.
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* @return {string} the prefixed css property
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*/
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getPrefixed : function(prop) {
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return Modernizr.prefixed(prop).replace(/([A-Z])/g, function(str,m1){ return '-' + m1.toLowerCase(); }).replace(/^ms-/,'-ms-');
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},
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/**
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* Transitions an item in the grid
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*
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* @param {object} opts options
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* @param {jQuery} opts.$this jQuery object representing the current item
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* @param {int} opts.x translate's x
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* @param {int} opts.y translate's y
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* @param {String} opts.left left position (used when no transforms available)
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* @param {String} opts.top top position (used when no transforms available)
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* @param {float} opts.scale amount to scale the item
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* @param {float} opts.opacity opacity of the item
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* @param {String} opts.height the height of the item (used when no transforms available)
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* @param {String} opts.width the width of the item (used when no transforms available)
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*/
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transition: function(opts) {
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var self = this,
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transform;
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// Use CSS Transforms if we have them
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if (self.supported) {
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if (Modernizr.csstransforms3d) {
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transform = 'translate3d(' + opts.x + 'px, ' + opts.y + 'px, 0px) scale3d(' + opts.scale + ', ' + opts.scale + ', ' + opts.scale + ')';
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} else {
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transform = 'translate(' + opts.x + 'px, ' + opts.y + 'px) scale(' + opts.scale + ', ' + opts.scale + ')';
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}
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// Update css to trigger CSS Animation
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opts.$this.css('opacity' , opts.opacity);
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self.setPrefixedCss(opts.$this, 'transform', transform);
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} else {
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// Use jQuery to animate left/top
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opts.$this.animate({
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left: opts.left,
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top: opts.top,
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opacity: opts.opacity,
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height: opts.height,
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width: opts.width
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}, self.speed);
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}
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}
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};
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// Plugin definition
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$.fn.shuffle = function(opts, key) {
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return this.each(function() {
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var $this = $(this),
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shuffle = $this.data('shuffle');
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if (!shuffle) {
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shuffle = new Shuffle($this, opts);
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$this.data('shuffle', shuffle);
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}
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// Execute a function
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if (typeof opts === 'string') {
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if (opts !== 'shuffle') {
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key = opts;
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}
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shuffle.shuffle(key);
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}
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});
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};
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})(jQuery, Modernizr); |