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277 lines
13 KiB
JavaScript
277 lines
13 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 2.5.3 (Custom Build) | MIT & BSD
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* Build: http://modernizr.com/download/#-csstransforms-csstransforms3d-csstransitions-cssclasses-prefixed-teststyles-testprop-testallprops-prefixes-domprefixes
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*/
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;window.Modernizr=function(a,b,c){function z(a){j.cssText=a}function A(a,b){return z(m.join(a+";")+(b||""))}function B(a,b){return typeof a===b}function C(a,b){return!!~(""+a).indexOf(b)}function D(a,b){for(var d in a)if(j[a[d]]!==c)return b=="pfx"?a[d]:!0;return!1}function E(a,b,d){for(var e in a){var f=b[a[e]];if(f!==c)return d===!1?a[e]:B(f,"function")?f.bind(d||b):f}return!1}function F(a,b,c){var d=a.charAt(0).toUpperCase()+a.substr(1),e=(a+" "+o.join(d+" ")+d).split(" ");return B(b,"string")||B(b,"undefined")?D(e,b):(e=(a+" "+p.join(d+" ")+d).split(" "),E(e,b,c))}var d="2.5.3",e={},f=!0,g=b.documentElement,h="modernizr",i=b.createElement(h),j=i.style,k,l={}.toString,m=" -webkit- -moz- -o- -ms- ".split(" "),n="Webkit Moz O ms",o=n.split(" "),p=n.toLowerCase().split(" "),q={},r={},s={},t=[],u=t.slice,v,w=function(a,c,d,e){var f,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]:h+(d+1),k.appendChild(j);return f=["­","<style>",a,"</style>"].join(""),k.id=h,(l?k:m).innerHTML+=f,m.appendChild(k),l||(m.style.background="",g.appendChild(m)),i=c(k,a),l?k.parentNode.removeChild(k):m.parentNode.removeChild(m),!!i},x={}.hasOwnProperty,y;!B(x,"undefined")&&!B(x.call,"undefined")?y=function(a,b){return x.call(a,b)}:y=function(a,b){return b in a&&B(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=u.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(u.call(arguments)));return Object(g)===g?g:f}return c.apply(b,d.concat(u.call(arguments)))};return e});var G=function(a,c){var d=a.join(""),f=c.length;w(d,function(a,c){var d=b.styleSheets[b.styleSheets.length-1],g=d?d.cssRules&&d.cssRules[0]?d.cssRules[0].cssText:d.cssText||"":"",h=a.childNodes,i={};while(f--)i[h[f].id]=h[f];e.csstransforms3d=(i.csstransforms3d&&i.csstransforms3d.offsetLeft)===9&&i.csstransforms3d.offsetHeight===3},f,c)}([,["@media (",m.join("transform-3d),("),h,")","{#csstransforms3d{left:9px;position:absolute;height:3px;}}"].join("")],[,"csstransforms3d"]);q.csstransforms=function(){return!!F("transform")},q.csstransforms3d=function(){var a=!!F("perspective");return a&&"webkitPerspective"in g.style&&(a=e.csstransforms3d),a},q.csstransitions=function(){return F("transition")};for(var H in q)y(q,H)&&(v=H.toLowerCase(),e[v]=q[H](),t.push((e[v]?"":"no-")+v));return z(""),i=k=null,e._version=d,e._prefixes=m,e._domPrefixes=p,e._cssomPrefixes=o,e.testProp=function(a){return D([a])},e.testAllProps=F,e.testStyles=w,e.prefixed=function(a,b,c){return b?F(a,b,c):F(a,"pfx")},g.className=g.className.replace(/(^|\s)no-js(\s|$)/,"$1$2")+(f?" js "+t.join(" "):""),e}(this,this.document);
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/**
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* jQuery Shuffle Plugin
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* Uses CSS Transforms to filter down a grid of items (degrades to jQuery's animate).
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* Inspired by Isotope http://isotope.metafizzy.co/
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* Use it for whatever you want!
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* @author Glen Cheney (http://glencheney.com)
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* @version 1.3
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* @date 7/3/12
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*/
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;(function($, Modernizr) {
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"use strict";
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var supported = Modernizr.csstransforms || Modernizr.csstransitions,
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methods = {
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init : function(options) {
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// Customizable options
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var settings = {
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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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};
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if (options) {
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$.extend(settings, options);
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}
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settings.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: settings.marginTop,
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marginRight: settings.marginRight,
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float: 'left'
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};
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return this.each(function() {
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var $this = $(this),
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$items = $this.children(),
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itemsPerRow = Math.floor($this.width() / settings.itemWidth),
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itemHeight = $items.first().outerHeight(),
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data,
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transition = Modernizr.prefixed('transition'),
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transform = methods.getPrefixed('transform');
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// Set up css for transitions
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$this.css('position', 'relative').get(0).style[transition] = 'height ' + settings.speed + 'ms ' + settings.easing;
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$items.each(function(index) {
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var defaults = settings.itemCss;
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// Set CSS transition for transforms and opacity
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if (supported) {
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this.style[transition] = transform + ' ' + settings.speed + 'ms ' + settings.easing + ', opacity ' + settings.speed + 'ms ' + settings.easing;
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}
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// Set the margin-right to zero for the last item in the row
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if ((index + 1) % itemsPerRow === 0) {
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defaults.marginRight = 0;
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}
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$(this).css(settings.itemCss);
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});
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data = {
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$items : $items,
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itemsPerRow : itemsPerRow,
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itemHeight : itemHeight,
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itemWidth : settings.itemWidth,
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marginTop : settings.marginTop,
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marginRight : settings.marginRight,
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settings : settings
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};
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// Save our settings for recall
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$this.data('shuffle', data);
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// Do it
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methods.shuffle.call(this, 'all');
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});
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},
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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 $this = $(this),
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data = $this.data('shuffle'),
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numElements,
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gridHeight;
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// If we somehow don't have data, initialize it
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if (!data) {
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methods.init.call(this);
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data = $(this).data('shuffle');
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}
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if (!category) category = 'all';
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// Hide/show appropriate items
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if (category === 'all') {
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data.$items.removeClass('concealed');
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} else {
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data.$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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$(this).addClass('concealed');
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return;
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}
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});
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}
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// How many filtered elements?
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numElements = data.$items.not('.concealed').addClass('filtered').length;
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// Shrink each concealed item
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methods.shrink.call(this);
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// Update transforms on .filtered elements so they will animate to their new positions
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methods.filter.call(this);
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// Adjust the height of the grid
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gridHeight = (Math.ceil(numElements / data.itemsPerRow) * (data.itemHeight + data.marginTop)) - data.marginTop;
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$this.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 $concealed = $(this).find('.concealed');
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if ($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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data = $this.parent().data('shuffle');
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if (!x) x = 0;
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if (!y) y = 0;
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methods.transition({
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$this: $this,
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x: x,
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y: y,
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left: (x + (data.itemWidth / 2)) + 'px',
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top: (y + (data.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 y = 0, $filtered = $(this).find('.filtered');
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$filtered.each(function(index) {
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var $this = $(this),
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data = $this.parent().data('shuffle'),
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x = (index % data.itemsPerRow) * (data.itemWidth + data.marginRight),
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row = Math.floor(index / data.itemsPerRow);
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if (index % data.itemsPerRow === 0) {
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y = row * (data.itemHeight + data.marginTop);
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}
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// Save data for shrink
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$this.attr({'data-x' : x, 'data-y' : y});
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methods.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: data.itemHeight + 'px',
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width: data.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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$el.css(Modernizr.prefixed(prop), value);
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},
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/**
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* Returns things like -webkit-transition or -moz-box-sizing
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* @param {string} property to be prefixed.
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* @return {string} the prefixed css property
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*/
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getPrefixed : function(prop) {
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return Modernizr.prefixed(prop).replace(/([A-Z])/g, function(str,m1){ return '-' + m1.toLowerCase(); }).replace(/^ms-/,'-ms-');
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},
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/**
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* Transitions an item in the grid
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*
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* @param {object} opts options
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* @param {jQuery} opts.$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 transform;
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// Use CSS Transforms if we have them
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if (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.$this.css('opacity' , opts.opacity);
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methods.setPrefixedCss(opts.$this, 'transform', transform);
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} else {
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// Use jQuery to animate left/top
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opts.$this.animate({
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left: opts.left,
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top: opts.top,
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opacity: opts.opacity,
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height: opts.height,
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width: opts.width
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}, 800);
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}
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}
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};
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// Plugin definition
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$.fn.shuffle = function(method) {
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if (methods[method]) {
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return methods[method].apply(this, Array.prototype.slice.call(arguments, 1));
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} else if (typeof method === 'object' || ! method) {
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return methods.init.apply(this, arguments);
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} else {
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$.error('Method ' + method + ' does not exist on jQuery.shuffle');
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return false;
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}
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};
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})(jQuery, Modernizr); |