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/*! * Isotope PACKAGED v3.0.6 * * Licensed GPLv3 for open source use * or Isotope Commercial License for commercial use * * https://isotope.metafizzy.co * Copyright 2010-2018 Metafizzy */ /** * Bridget makes jQuery widgets * v2.0.1 * MIT license */ /* jshint browser: true, strict: true, undef: true, unused: true */ ( function( window, factory ) { // universal module definition /*jshint strict: false */ /* globals define, module, require */ if ( typeof define == 'function' && define.amd ) { // AMD define( 'jquery-bridget/jquery-bridget',[ 'jquery' ], function( jQuery ) { return factory( window, jQuery ); }); } else if ( typeof module == 'object' && module.exports ) { // CommonJS module.exports = factory( window, require('jquery') ); } else { // browser global window.jQueryBridget = factory( window, window.jQuery ); } }( window, function factory( window, jQuery ) { 'use strict'; // ----- utils ----- // var arraySlice = Array.prototype.slice; // helper function for logging errors // $.error breaks jQuery chaining var console = window.console; var logError = typeof console == 'undefined' ? function() {} : function( message ) { console.error( message ); }; // ----- jQueryBridget ----- // function jQueryBridget( namespace, PluginClass, $ ) { $ = $ || jQuery || window.jQuery; if ( !$ ) { return; } // add option method -> $().plugin('option', {...}) if ( !PluginClass.prototype.option ) { // option setter PluginClass.prototype.option = function( opts ) { // bail out if not an object if ( !$.isPlainObject( opts ) ){ return; } this.options = $.extend( true, this.options, opts ); }; } // make jQuery plugin $.fn[ namespace ] = function( arg0 /*, arg1 */ ) { if ( typeof arg0 == 'string' ) { // method call $().plugin( 'methodName', { options } ) // shift arguments by 1 var args = arraySlice.call( arguments, 1 ); return methodCall( this, arg0, args ); } // just $().plugin({ options }) plainCall( this, arg0 ); return this; }; // $().plugin('methodName') function methodCall( $elems, methodName, args ) { var returnValue; var pluginMethodStr = '$().' + namespace + '("' + methodName + '")'; $elems.each( function( i, elem ) { // get instance var instance = $.data( elem, namespace ); if ( !instance ) { logError( namespace + ' not initialized. Cannot call methods, i.e. ' + pluginMethodStr ); return; } var method = instance[ methodName ]; if ( !method || methodName.charAt(0) == '_' ) { logError( pluginMethodStr + ' is not a valid method' ); return; } // apply method, get return value var value = method.apply( instance, args ); // set return value if value is returned, use only first value returnValue = returnValue === undefined ? value : returnValue; }); return returnValue !== undefined ? returnValue : $elems; } function plainCall( $elems, options ) { $elems.each( function( i, elem ) { var instance = $.data( elem, namespace ); if ( instance ) { // set options & init instance.option( options ); instance._init(); } else { // initialize new instance instance = new PluginClass( elem, options ); $.data( elem, namespace, instance ); } }); } updateJQuery( $ ); } // ----- updateJQuery ----- // // set $.bridget for v1 backwards compatibility function updateJQuery( $ ) { if ( !$ || ( $ && $.bridget ) ) { return; } $.bridget = jQueryBridget; } updateJQuery( jQuery || window.jQuery ); // ----- ----- // return jQueryBridget; })); /** * EvEmitter v1.1.0 * Lil' event emitter * MIT License */ /* jshint unused: true, undef: true, strict: true */ ( function( global, factory ) { // universal module definition /* jshint strict: false */ /* globals define, module, window */ if ( typeof define == 'function' && define.amd ) { // AMD - RequireJS define( 'ev-emitter/ev-emitter',factory ); } else if ( typeof module == 'object' && module.exports ) { // CommonJS - Browserify, Webpack module.exports = factory(); } else { // Browser globals global.EvEmitter = factory(); } }( typeof window != 'undefined' ? window : this, function() { function EvEmitter() {} var proto = EvEmitter.prototype; proto.on = function( eventName, listener ) { if ( !eventName || !listener ) { return; } // set events hash var events = this._events = this._events || {}; // set listeners array var listeners = events[ eventName ] = events[ eventName ] || []; // only add once if ( listeners.indexOf( listener ) == -1 ) { listeners.push( listener ); } return this; }; proto.once = function( eventName, listener ) { if ( !eventName || !listener ) { return; } // add event this.on( eventName, listener ); // set once flag // set onceEvents hash var onceEvents = this._onceEvents = this._onceEvents || {}; // set onceListeners object var onceListeners = onceEvents[ eventName ] = onceEvents[ eventName ] || {}; // set flag onceListeners[ listener ] = true; return this; }; proto.off = function( eventName, listener ) { var listeners = this._events && this._events[ eventName ]; if ( !listeners || !listeners.length ) { return; } var index = listeners.indexOf( listener ); if ( index != -1 ) { listeners.splice( index, 1 ); } return this; }; proto.emitEvent = function( eventName, args ) { var listeners = this._events && this._events[ eventName ]; if ( !listeners || !listeners.length ) { return; } // copy over to avoid interference if .off() in listener listeners = listeners.slice(0); args = args || []; // once stuff var onceListeners = this._onceEvents && this._onceEvents[ eventName ]; for ( var i=0; i < listeners.length; i++ ) { var listener = listeners[i] var isOnce = onceListeners && onceListeners[ listener ]; if ( isOnce ) { // remove listener // remove before trigger to prevent recursion this.off( eventName, listener ); // unset once flag delete onceListeners[ listener ]; } // trigger listener listener.apply( this, args ); } return this; }; proto.allOff = function() { delete this._events; delete this._onceEvents; }; return EvEmitter; })); /*! * getSize v2.0.3 * measure size of elements * MIT license */ /* jshint browser: true, strict: true, undef: true, unused: true */ /* globals console: false */ ( function( window, factory ) { /* jshint strict: false */ /* globals define, module */ if ( typeof define == 'function' && define.amd ) { // AMD define( 'get-size/get-size',factory ); } else if ( typeof module == 'object' && module.exports ) { // CommonJS module.exports = factory(); } else { // browser global window.getSize = factory(); } })( window, function factory() { 'use strict'; // -------------------------- helpers -------------------------- // // get a number from a string, not a percentage function getStyleSize( value ) { var num = parseFloat( value ); // not a percent like '100%', and a number var isValid = value.indexOf('%') == -1 && !isNaN( num ); return isValid && num; } function noop() {} var logError = typeof console == 'undefined' ? noop : function( message ) { console.error( message ); }; // -------------------------- measurements -------------------------- // var measurements = [ 'paddingLeft', 'paddingRight', 'paddingTop', 'paddingBottom', 'marginLeft', 'marginRight', 'marginTop', 'marginBottom', 'borderLeftWidth', 'borderRightWidth', 'borderTopWidth', 'borderBottomWidth' ]; var measurementsLength = measurements.length; function getZeroSize() { var size = { width: 0, height: 0, innerWidth: 0, innerHeight: 0, outerWidth: 0, outerHeight: 0 }; for ( var i=0; i < measurementsLength; i++ ) { var measurement = measurements[i]; size[ measurement ] = 0; } return size; } // -------------------------- getStyle -------------------------- // /** * getStyle, get style of element, check for Firefox bug * https://bugzilla.mozilla.org/show_bug.cgi?id=548397 */ function getStyle( elem ) { var style = getComputedStyle( elem ); if ( !style ) { logError( 'Style returned ' + style + '. Are you running this code in a hidden iframe on Firefox? ' + 'See https://bit.ly/getsizebug1' ); } return style; } // -------------------------- setup -------------------------- // var isSetup = false; var isBoxSizeOuter; /** * setup * check isBoxSizerOuter * do on first getSize() rather than on page load for Firefox bug */ function setup() { // setup once if ( isSetup ) { return; } isSetup = true; // -------------------------- box sizing -------------------------- // /** * Chrome & Safari measure the outer-width on style.width on border-box elems * IE11 & Firefox<29 measures the inner-width */ var div = document.createElement('div'); div.style.width = '200px'; div.style.padding = '1px 2px 3px 4px'; div.style.borderStyle = 'solid'; div.style.borderWidth = '1px 2px 3px 4px'; div.style.boxSizing = 'border-box'; var body = document.body || document.documentElement; body.appendChild( div ); var style = getStyle( div ); // round value for browser zoom. desandro/masonry#928 isBoxSizeOuter = Math.round( getStyleSize( style.width ) ) == 200; getSize.isBoxSizeOuter = isBoxSizeOuter; body.removeChild( div ); } // -------------------------- getSize -------------------------- // function getSize( elem ) { setup(); // use querySeletor if elem is string if ( typeof elem == 'string' ) { elem = document.querySelector( elem ); } // do not proceed on non-objects if ( !elem || typeof elem != 'object' || !elem.nodeType ) { return; } var style = getStyle( elem ); // if hidden, everything is 0 if ( style.display == 'none' ) { return getZeroSize(); } var size = {}; size.width = elem.offsetWidth; size.height = elem.offsetHeight; var isBorderBox = size.isBorderBox = style.boxSizing == 'border-box'; // get all measurements for ( var i=0; i < measurementsLength; i++ ) { var measurement = measurements[i]; var value = style[ measurement ]; var num = parseFloat( value ); // any 'auto', 'medium' value will be 0 size[ measurement ] = !isNaN( num ) ? num : 0; } var paddingWidth = size.paddingLeft + size.paddingRight; var paddingHeight = size.paddingTop + size.paddingBottom; var marginWidth = size.marginLeft + size.marginRight; var marginHeight = size.marginTop + size.marginBottom; var borderWidth = size.borderLeftWidth + size.borderRightWidth; var borderHeight = size.borderTopWidth + size.borderBottomWidth; var isBorderBoxSizeOuter = isBorderBox && isBoxSizeOuter; // overwrite width and height if we can get it from style var styleWidth = getStyleSize( style.width ); if ( styleWidth !== false ) { size.width = styleWidth + // add padding and border unless it's already including it ( isBorderBoxSizeOuter ? 0 : paddingWidth + borderWidth ); } var styleHeight = getStyleSize( style.height ); if ( styleHeight !== false ) { size.height = styleHeight + // add padding and border unless it's already including it ( isBorderBoxSizeOuter ? 0 : paddingHeight + borderHeight ); } size.innerWidth = size.width - ( paddingWidth + borderWidth ); size.innerHeight = size.height - ( paddingHeight + borderHeight ); size.outerWidth = size.width + marginWidth; size.outerHeight = size.height + marginHeight; return size; } return getSize; }); /** * matchesSelector v2.0.2 * matchesSelector( element, '.selector' ) * MIT license */ /*jshint browser: true, strict: true, undef: true, unused: true */ ( function( window, factory ) { /*global define: false, module: false */ 'use strict'; // universal module definition if ( typeof define == 'function' && define.amd ) { // AMD define( 'desandro-matches-selector/matches-selector',factory ); } else if ( typeof module == 'object' && module.exports ) { // CommonJS module.exports = factory(); } else { // browser global window.matchesSelector = factory(); } }( window, function factory() { 'use strict'; var matchesMethod = ( function() { var ElemProto = window.Element.prototype; // check for the standard method name first if ( ElemProto.matches ) { return 'matches'; } // check un-prefixed if ( ElemProto.matchesSelector ) { return 'matchesSelector'; } // check vendor prefixes var prefixes = [ 'webkit', 'moz', 'ms', 'o' ]; for ( var i=0; i < prefixes.length; i++ ) { var prefix = prefixes[i]; var method = prefix + 'MatchesSelector'; if ( ElemProto[ method ] ) { return method; } } })(); return function matchesSelector( elem, selector ) { return elem[ matchesMethod ]( selector ); }; })); /** * Fizzy UI utils v2.0.7 * MIT license */ /*jshint browser: true, undef: true, unused: true, strict: true */ ( function( window, factory ) { // universal module definition /*jshint strict: false */ /*globals define, module, require */ if ( typeof define == 'function' && define.amd ) { // AMD define( 'fizzy-ui-utils/utils',[ 'desandro-matches-selector/matches-selector' ], function( matchesSelector ) { return factory( window, matchesSelector ); }); } else if ( typeof module == 'object' && module.exports ) { // CommonJS module.exports = factory( window, require('desandro-matches-selector') ); } else { // browser global window.fizzyUIUtils = factory( window, window.matchesSelector ); } }( window, function factory( window, matchesSelector ) { var utils = {}; // ----- extend ----- // // extends objects utils.extend = function( a, b ) { for ( var prop in b ) { a[ prop ] = b[ prop ]; } return a; }; // ----- modulo ----- // utils.modulo = function( num, div ) { return ( ( num % div ) + div ) % div; }; // ----- makeArray ----- // var arraySlice = Array.prototype.slice; // turn element or nodeList into an array utils.makeArray = function( obj ) { if ( Array.isArray( obj ) ) { // use object if already an array return obj; } // return empty array if undefined or null. #6 if ( obj === null || obj === undefined ) { return []; } var isArrayLike = typeof obj == 'object' && typeof obj.length == 'number'; if ( isArrayLike ) { // convert nodeList to array return arraySlice.call( obj ); } // array of single index return [ obj ]; }; // ----- removeFrom ----- // utils.removeFrom = function( ary, obj ) { var index = ary.indexOf( obj ); if ( index != -1 ) { ary.splice( index, 1 ); } }; // ----- getParent ----- // utils.getParent = function( elem, selector ) { while ( elem.parentNode && elem != document.body ) { elem = elem.parentNode; if ( matchesSelector( elem, selector ) ) { return elem; } } }; // ----- getQueryElement ----- // // use element as selector string utils.getQueryElement = function( elem ) { if ( typeof elem == 'string' ) { return document.querySelector( elem ); } return elem; }; // ----- handleEvent ----- // // enable .ontype to trigger from .addEventListener( elem, 'type' ) utils.handleEvent = function( event ) { var method = 'on' + event.type; if ( this[ method ] ) { this[ method ]( event ); } }; // ----- filterFindElements ----- // utils.filterFindElements = function( elems, selector ) { // make array of elems elems = utils.makeArray( elems ); var ffElems = []; elems.forEach( function( elem ) { // check that elem is an actual element if ( !( elem instanceof HTMLElement ) ) { return; } // add elem if no selector if ( !selector ) { ffElems.push( elem ); return; } // filter & find items if we have a selector // filter if ( matchesSelector( elem, selector ) ) { ffElems.push( elem ); } // find children var childElems = elem.querySelectorAll( selector ); // concat childElems to filterFound array for ( var i=0; i < childElems.length; i++ ) { ffElems.push( childElems[i] ); } }); return ffElems; }; // ----- debounceMethod ----- // utils.debounceMethod = function( _class, methodName, threshold ) { threshold = threshold || 100; // original method var method = _class.prototype[ methodName ]; var timeoutName = methodName + 'Timeout'; _class.prototype[ methodName ] = function() { var timeout = this[ timeoutName ]; clearTimeout( timeout ); var args = arguments; var _this = this; this[ timeoutName ] = setTimeout( function() { method.apply( _this, args ); delete _this[ timeoutName ]; }, threshold ); }; }; // ----- docReady ----- // utils.docReady = function( callback ) { var readyState = document.readyState; if ( readyState == 'complete' || readyState == 'interactive' ) { // do async to allow for other scripts to run. metafizzy/flickity#441 setTimeout( callback ); } else { document.addEventListener( 'DOMContentLoaded', callback ); } }; // ----- htmlInit ----- // // http://jamesroberts.name/blog/2010/02/22/string-functions-for-javascript-trim-to-camel-case-to-dashed-and-to-underscore/ utils.toDashed = function( str ) { return str.replace( /(.)([A-Z])/g, function( match, $1, $2 ) { return $1 + '-' + $2; }).toLowerCase(); }; var console = window.console; /** * allow user to initialize classes via [data-namespace] or .js-namespace class * htmlInit( Widget, 'widgetName' ) * options are parsed from data-namespace-options */ utils.htmlInit = function( WidgetClass, namespace ) { utils.docReady( function() { var dashedNamespace = utils.toDashed( namespace ); var dataAttr = 'data-' + dashedNamespace; var dataAttrElems = document.querySelectorAll( '[' + dataAttr + ']' ); var jsDashElems = document.querySelectorAll( '.js-' + dashedNamespace ); var elems = utils.makeArray( dataAttrElems ) .concat( utils.makeArray( jsDashElems ) ); var dataOptionsAttr = dataAttr + '-options'; var jQuery = window.jQuery; elems.forEach( function( elem ) { var attr = elem.getAttribute( dataAttr ) || elem.getAttribute( dataOptionsAttr ); var options; try { options = attr && JSON.parse( attr ); } catch ( error ) { // log error, do not initialize if ( console ) { console.error( 'Error parsing ' + dataAttr + ' on ' + elem.className + ': ' + error ); } return; } // initialize var instance = new WidgetClass( elem, options ); // make available via $().data('namespace') if ( jQuery ) { jQuery.data( elem, namespace, instance ); } }); }); }; // ----- ----- // return utils; })); /** * Outlayer Item */ ( function( window, factory ) { // universal module definition /* jshint strict: false */ /* globals define, module, require */ if ( typeof define == 'function' && define.amd ) { // AMD - RequireJS define( 'outlayer/item',[ 'ev-emitter/ev-emitter', 'get-size/get-size' ], factory ); } else if ( typeof module == 'object' && module.exports ) { // CommonJS - Browserify, Webpack module.exports = factory( require('ev-emitter'), require('get-size') ); } else { // browser global window.Outlayer = {}; window.Outlayer.Item = factory( window.EvEmitter, window.getSize ); } }( window, function factory( EvEmitter, getSize ) { 'use strict'; // ----- helpers ----- // function isEmptyObj( obj ) { for ( var prop in obj ) { return false; } prop = null; return true; } // -------------------------- CSS3 support -------------------------- // var docElemStyle = document.documentElement.style; var transitionProperty = typeof docElemStyle.transition == 'string' ? 'transition' : 'WebkitTransition'; var transformProperty = typeof docElemStyle.transform == 'string' ? 'transform' : 'WebkitTransform'; var transitionEndEvent = { WebkitTransition: 'webkitTransitionEnd', transition: 'transitionend' }[ transitionProperty ]; // cache all vendor properties that could have vendor prefix var vendorProperties = { transform: transformProperty, transition: transitionProperty, transitionDuration: transitionProperty + 'Duration', transitionProperty: transitionProperty + 'Property', transitionDelay: transitionProperty + 'Delay' }; // -------------------------- Item -------------------------- // function Item( element, layout ) { if ( !element ) { return; } this.element = element; // parent layout class, i.e. Masonry, Isotope, or Packery this.layout = layout; this.position = { x: 0, y: 0 }; this._create(); } // inherit EvEmitter var proto = Item.prototype = Object.create( EvEmitter.prototype ); proto.constructor = Item; proto._create = function() { // transition objects this._transn = { ingProperties: {}, clean: {}, onEnd: {} }; this.css({ position: 'absolute' }); }; // trigger specified handler for event type proto.handleEvent = function( event ) { var method = 'on' + event.type; if ( this[ method ] ) { this[ method ]( event ); } }; proto.getSize = function() { this.size = getSize( this.element ); }; /** * apply CSS styles to element * @param {Object} style */ proto.css = function( style ) { var elemStyle = this.element.style; for ( var prop in style ) { // use vendor property if available var supportedProp = vendorProperties[ prop ] || prop; elemStyle[ supportedProp ] = style[ prop ]; } }; // measure position, and sets it proto.getPosition = function() { var style = getComputedStyle( this.element ); var isOriginLeft = this.layout._getOption('originLeft'); var isOriginTop = this.layout._getOption('originTop'); var xValue = style[ isOriginLeft ? 'left' : 'right' ]; var yValue = style[ isOriginTop ? 'top' : 'bottom' ]; var x = parseFloat( xValue ); var y = parseFloat( yValue ); // convert percent to pixels var layoutSize = this.layout.size; if ( xValue.indexOf('%') != -1 ) { x = ( x / 100 ) * layoutSize.width; } if ( yValue.indexOf('%') != -1 ) { y = ( y / 100 ) * layoutSize.height; } // clean up 'auto' or other non-integer values x = isNaN( x ) ? 0 : x; y = isNaN( y ) ? 0 : y; // remove padding from measurement x -= isOriginLeft ? layoutSize.paddingLeft : layoutSize.paddingRight; y -= isOriginTop ? layoutSize.paddingTop : layoutSize.paddingBottom; this.position.x = x; this.position.y = y; }; // set settled position, apply padding proto.layoutPosition = function() { var layoutSize = this.layout.size; var style = {}; var isOriginLeft = this.layout._getOption('originLeft'); var isOriginTop = this.layout._getOption('originTop'); // x var xPadding = isOriginLeft ? 'paddingLeft' : 'paddingRight'; var xProperty = isOriginLeft ? 'left' : 'right'; var xResetProperty = isOriginLeft ? 'right' : 'left'; var x = this.position.x + layoutSize[ xPadding ]; // set in percentage or pixels style[ xProperty ] = this.getXValue( x ); // reset other property style[ xResetProperty ] = ''; // y var yPadding = isOriginTop ? 'paddingTop' : 'paddingBottom'; var yProperty = isOriginTop ? 'top' : 'bottom'; var yResetProperty = isOriginTop ? 'bottom' : 'top'; var y = this.position.y + layoutSize[ yPadding ]; // set in percentage or pixels style[ yProperty ] = this.getYValue( y ); // reset other property style[ yResetProperty ] = ''; this.css( style ); this.emitEvent( 'layout', [ this ] ); }; proto.getXValue = function( x ) { var isHorizontal = this.layout._getOption('horizontal'); return this.layout.options.percentPosition && !isHorizontal ? ( ( x / this.layout.size.width ) * 100 ) + '%' : x + 'px'; }; proto.getYValue = function( y ) { var isHorizontal = this.layout._getOption('horizontal'); return this.layout.options.percentPosition && isHorizontal ? ( ( y / this.layout.size.height ) * 100 ) + '%' : y + 'px'; }; proto._transitionTo = function( x, y ) { this.getPosition(); // get current x & y from top/left var curX = this.position.x; var curY = this.position.y; var didNotMove = x == this.position.x && y == this.position.y; // save end position this.setPosition( x, y ); // if did not move and not transitioning, just go to layout if ( didNotMove && !this.isTransitioning ) { this.layoutPosition(); return; } var transX = x - curX; var transY = y - curY; var transitionStyle = {}; transitionStyle.transform = this.getTranslate( transX, transY ); this.transition({ to: transitionStyle, onTransitionEnd: { transform: this.layoutPosition }, isCleaning: true }); }; proto.getTranslate = function( x, y ) { // flip cooridinates if origin on right or bottom var isOriginLeft = this.layout._getOption('originLeft'); var isOriginTop = this.layout._getOption('originTop'); x = isOriginLeft ? x : -x; y = isOriginTop ? y : -y; return 'translate3d(' + x + 'px, ' + y + 'px, 0)'; }; // non transition + transform support proto.goTo = function( x, y ) { this.setPosition( x, y ); this.layoutPosition(); }; proto.moveTo = proto._transitionTo; proto.setPosition = function( x, y ) { this.position.x = parseFloat( x ); this.position.y = parseFloat( y ); }; // ----- transition ----- // /** * @param {Object} style - CSS * @param {Function} onTransitionEnd */ // non transition, just trigger callback proto._nonTransition = function( args ) { this.css( args.to ); if ( args.isCleaning ) { this._removeStyles( args.to ); } for ( var prop in args.onTransitionEnd ) { args.onTransitionEnd[ prop ].call( this ); } }; /** * proper transition * @param {Object} args - arguments * @param {Object} to - style to transition to * @param {Object} from - style to start transition from * @param {Boolean} isCleaning - removes transition styles after transition * @param {Function} onTransitionEnd - callback */ proto.transition = function( args ) { // redirect to nonTransition if no transition duration if ( !parseFloat( this.layout.options.transitionDuration ) ) { this._nonTransition( args ); return; } var _transition = this._transn; // keep track of onTransitionEnd callback by css property for ( var prop in args.onTransitionEnd ) { _transition.onEnd[ prop ] = args.onTransitionEnd[ prop ]; } // keep track of properties that are transitioning for ( prop in args.to ) { _transition.ingProperties[ prop ] = true; // keep track of properties to clean up when transition is done if ( args.isCleaning ) { _transition.clean[ prop ] = true; } } // set from styles if ( args.from ) { this.css( args.from ); // force redraw. http://blog.alexmaccaw.com/css-transitions var h = this.element.offsetHeight; // hack for JSHint to hush about unused var h = null; } // enable transition this.enableTransition( args.to ); // set styles that are transitioning this.css( args.to ); this.isTransitioning = true; }; // dash before all cap letters, including first for // WebkitTransform => -webkit-transform function toDashedAll( str ) { return str.replace( /([A-Z])/g, function( $1 ) { return '-' + $1.toLowerCase(); }); } var transitionProps = 'opacity,' + toDashedAll( transformProperty ); proto.enableTransition = function(/* style */) { // HACK changing transitionProperty during a transition // will cause transition to jump if ( this.isTransitioning ) { return; } // make `transition: foo, bar, baz` from style object // HACK un-comment this when enableTransition can work // while a transition is happening // var transitionValues = []; // for ( var prop in style ) { // // dash-ify camelCased properties like WebkitTransition // prop = vendorProperties[ prop ] || prop; // transitionValues.push( toDashedAll( prop ) ); // } // munge number to millisecond, to match stagger var duration = this.layout.options.transitionDuration; duration = typeof duration == 'number' ? duration + 'ms' : duration; // enable transition styles this.css({ transitionProperty: transitionProps, transitionDuration: duration, transitionDelay: this.staggerDelay || 0 }); // listen for transition end event this.element.addEventListener( transitionEndEvent, this, false ); }; // ----- events ----- // proto.onwebkitTransitionEnd = function( event ) { this.ontransitionend( event ); }; proto.onotransitionend = function( event ) { this.ontransitionend( event ); }; // properties that I munge to make my life easier var dashedVendorProperties = { '-webkit-transform': 'transform' }; proto.ontransitionend = function( event ) { // disregard bubbled events from children if ( event.target !== this.element ) { return; } var _transition = this._transn; // get property name of transitioned property, convert to prefix-free var propertyName = dashedVendorProperties[ event.propertyName ] || event.propertyName; // remove property that has completed transitioning delete _transition.ingProperties[ propertyName ]; // check if any properties are still transitioning if ( isEmptyObj( _transition.ingProperties ) ) { // all properties have completed transitioning this.disableTransition(); } // clean style if ( propertyName in _transition.clean ) { // clean up style this.element.style[ event.propertyName ] = ''; delete _transition.clean[ propertyName ]; } // trigger onTransitionEnd callback if ( propertyName in _transition.onEnd ) { var onTransitionEnd = _transition.onEnd[ propertyName ]; onTransitionEnd.call( this ); delete _transition.onEnd[ propertyName ]; } this.emitEvent( 'transitionEnd', [ this ] ); }; proto.disableTransition = function() { this.removeTransitionStyles(); this.element.removeEventListener( transitionEndEvent, this, false ); this.isTransitioning = false; }; /** * removes style property from element * @param {Object} style **/ proto._removeStyles = function( style ) { // clean up transition styles var cleanStyle = {}; for ( var prop in style ) { cleanStyle[ prop ] = ''; } this.css( cleanStyle ); }; var cleanTransitionStyle = { transitionProperty: '', transitionDuration: '', transitionDelay: '' }; proto.removeTransitionStyles = function() { // remove transition this.css( cleanTransitionStyle ); }; // ----- stagger ----- // proto.stagger = function( delay ) { delay = isNaN( delay ) ? 0 : delay; this.staggerDelay = delay + 'ms'; }; // ----- show/hide/remove ----- // // remove element from DOM proto.removeElem = function() { this.element.parentNode.removeChild( this.element ); // remove display: none this.css({ display: '' }); this.emitEvent( 'remove', [ this ] ); }; proto.remove = function() { // just remove element if no transition support or no transition if ( !transitionProperty || !parseFloat( this.layout.options.transitionDuration ) ) { this.removeElem(); return; } // start transition this.once( 'transitionEnd', function() { this.removeElem(); }); this.hide(); }; proto.reveal = function() { delete this.isHidden; // remove display: none this.css({ display: '' }); var options = this.layout.options; var onTransitionEnd = {}; var transitionEndProperty = this.getHideRevealTransitionEndProperty('visibleStyle'); onTransitionEnd[ transitionEndProperty ] = this.onRevealTransitionEnd; this.transition({ from: options.hiddenStyle, to: options.visibleStyle, isCleaning: true, onTransitionEnd: onTransitionEnd }); }; proto.onRevealTransitionEnd = function() { // check if still visible // during transition, item may have been hidden if ( !this.isHidden ) { this.emitEvent('reveal'); } }; /** * get style property use for hide/reveal transition end * @param {String} styleProperty - hiddenStyle/visibleStyle * @returns {String} */ proto.getHideRevealTransitionEndProperty = function( styleProperty ) { var optionStyle = this.layout.options[ styleProperty ]; // use opacity if ( optionStyle.opacity ) { return 'opacity'; } // get first property for ( var prop in optionStyle ) { return prop; } }; proto.hide = function() { // set flag this.isHidden = true; // remove display: none this.css({ display: '' }); var options = this.layout.options; var onTransitionEnd = {}; var transitionEndProperty = this.getHideRevealTransitionEndProperty('hiddenStyle'); onTransitionEnd[ transitionEndProperty ] = this.onHideTransitionEnd; this.transition({ from: options.visibleStyle, to: options.hiddenStyle, // keep hidden stuff hidden isCleaning: true, onTransitionEnd: onTransitionEnd }); }; proto.onHideTransitionEnd = function() { // check if still hidden // during transition, item may have been un-hidden if ( this.isHidden ) { this.css({ display: 'none' }); this.emitEvent('hide'); } }; proto.destroy = function() { this.css({ position: '', left: '', right: '', top: '', bottom: '', transition: '', transform: '' }); }; return Item; })); /*! * Outlayer v2.1.1 * the brains and guts of a layout library * MIT license */ ( function( window, factory ) { 'use strict'; // universal module definition /* jshint strict: false */ /* globals define, module, require */ if ( typeof define == 'function' && define.amd ) { // AMD - RequireJS define( 'outlayer/outlayer',[ 'ev-emitter/ev-emitter', 'get-size/get-size', 'fizzy-ui-utils/utils', './item' ], function( EvEmitter, getSize, utils, Item ) { return factory( window, EvEmitter, getSize, utils, Item); } ); } else if ( typeof module == 'object' && module.exports ) { // CommonJS - Browserify, Webpack module.exports = factory( window, require('ev-emitter'), require('get-size'), require('fizzy-ui-utils'), require('./item') ); } else { // browser global window.Outlayer = factory( window, window.EvEmitter, window.getSize, window.fizzyUIUtils, window.Outlayer.Item ); } }( window, function factory( window, EvEmitter, getSize, utils, Item ) { 'use strict'; // ----- vars ----- // var console = window.console; var jQuery = window.jQuery; var noop = function() {}; // -------------------------- Outlayer -------------------------- // // globally unique identifiers var GUID = 0; // internal store of all Outlayer intances var instances = {}; /** * @param {Element, String} element * @param {Object} options * @constructor */ function Outlayer( element, options ) { var queryElement = utils.getQueryElement( element ); if ( !queryElement ) { if ( console ) { console.error( 'Bad element for ' + this.constructor.namespace + ': ' + ( queryElement || element ) ); } return; } this.element = queryElement; // add jQuery if ( jQuery ) { this.$element = jQuery( this.element ); } // options this.options = utils.extend( {}, this.constructor.defaults ); this.option( options ); // add id for Outlayer.getFromElement var id = ++GUID; this.element.outlayerGUID = id; // expando instances[ id ] = this; // associate via id // kick it off this._create(); var isInitLayout = this._getOption('initLayout'); if ( isInitLayout ) { this.layout(); } } // settings are for internal use only Outlayer.namespace = 'outlayer'; Outlayer.Item = Item; // default options Outlayer.defaults = { containerStyle: { position: 'relative' }, initLayout: true, originLeft: true, originTop: true, resize: true, resizeContainer: true, // item options transitionDuration: '0.4s', hiddenStyle: { opacity: 0, transform: 'scale(0.001)' }, visibleStyle: { opacity: 1, transform: 'scale(1)' } }; var proto = Outlayer.prototype; // inherit EvEmitter utils.extend( proto, EvEmitter.prototype ); /** * set options * @param {Object} opts */ proto.option = function( opts ) { utils.extend( this.options, opts ); }; /** * get backwards compatible option value, check old name */ proto._getOption = function( option ) { var oldOption = this.constructor.compatOptions[ option ]; return oldOption && this.options[ oldOption ] !== undefined ? this.options[ oldOption ] : this.options[ option ]; }; Outlayer.compatOptions = { // currentName: oldName initLayout: 'isInitLayout', horizontal: 'isHorizontal', layoutInstant: 'isLayoutInstant', originLeft: 'isOriginLeft', originTop: 'isOriginTop', resize: 'isResizeBound', resizeContainer: 'isResizingContainer' }; proto._create = function() { // get items from children this.reloadItems(); // elements that affect layout, but are not laid out this.stamps = []; this.stamp( this.options.stamp ); // set container style utils.extend( this.element.style, this.options.containerStyle ); // bind resize method var canBindResize = this._getOption('resize'); if ( canBindResize ) { this.bindResize(); } }; // goes through all children again and gets bricks in proper order proto.reloadItems = function() { // collection of item elements this.items = this._itemize( this.element.children ); }; /** * turn elements into Outlayer.Items to be used in layout * @param {Array or NodeList or HTMLElement} elems * @returns {Array} items - collection of new Outlayer Items */ proto._itemize = function( elems ) { var itemElems = this._filterFindItemElements( elems ); var Item = this.constructor.Item; // create new Outlayer Items for collection var items = []; for ( var i=0; i < itemElems.length; i++ ) { var elem = itemElems[i]; var item = new Item( elem, this ); items.push( item ); } return items; }; /** * get item elements to be used in layout * @param {Array or NodeList or HTMLElement} elems * @returns {Array} items - item elements */ proto._filterFindItemElements = function( elems ) { return utils.filterFindElements( elems, this.options.itemSelector ); }; /** * getter method for getting item elements * @returns {Array} elems - collection of item elements */ proto.getItemElements = function() { return this.items.map( function( item ) { return item.element; }); }; // ----- init & layout ----- // /** * lays out all items */ proto.layout = function() { this._resetLayout(); this._manageStamps(); // don't animate first layout var layoutInstant = this._getOption('layoutInstant'); var isInstant = layoutInstant !== undefined ? layoutInstant : !this._isLayoutInited; this.layoutItems( this.items, isInstant ); // flag for initalized this._isLayoutInited = true; }; // _init is alias for layout proto._init = proto.layout; /** * logic before any new layout */ proto._resetLayout = function() { this.getSize(); }; proto.getSize = function() { this.size = getSize( this.element ); }; /** * get measurement from option, for columnWidth, rowHeight, gutter * if option is String -> get element from selector string, & get size of element * if option is Element -> get size of element * else use option as a number * * @param {String} measurement * @param {String} size - width or height * @private */ proto._getMeasurement = function( measurement, size ) { var option = this.options[ measurement ]; var elem; if ( !option ) { // default to 0 this[ measurement ] = 0; } else { // use option as an element if ( typeof option == 'string' ) { elem = this.element.querySelector( option ); } else if ( option instanceof HTMLElement ) { elem = option; } // use size of element, if element this[ measurement ] = elem ? getSize( elem )[ size ] : option; } }; /** * layout a collection of item elements * @api public */ proto.layoutItems = function( items, isInstant ) { items = this._getItemsForLayout( items ); this._layoutItems( items, isInstant ); this._postLayout(); }; /** * get the items to be laid out * you may want to skip over some items * @param {Array} items * @returns {Array} items */ proto._getItemsForLayout = function( items ) { return items.filter( function( item ) { return !item.isIgnored; }); }; /** * layout items * @param {Array} items * @param {Boolean} isInstant */ proto._layoutItems = function( items, isInstant ) { this._emitCompleteOnItems( 'layout', items ); if ( !items || !items.length ) { // no items, emit event with empty array return; } var queue = []; items.forEach( function( item ) { // get x/y object from method var position = this._getItemLayoutPosition( item ); // enqueue position.item = item; position.isInstant = isInstant || item.isLayoutInstant; queue.push( position ); }, this ); this._processLayoutQueue( queue ); }; /** * get item layout position * @param {Outlayer.Item} item * @returns {Object} x and y position */ proto._getItemLayoutPosition = function( /* item */ ) { return { x: 0, y: 0 }; }; /** * iterate over array and position each item * Reason being - separating this logic prevents 'layout invalidation' * thx @paul_irish * @param {Array} queue */ proto._processLayoutQueue = function( queue ) { this.updateStagger(); queue.forEach( function( obj, i ) { this._positionItem( obj.item, obj.x, obj.y, obj.isInstant, i ); }, this ); }; // set stagger from option in milliseconds number proto.updateStagger = function() { var stagger = this.options.stagger; if ( stagger === null || stagger === undefined ) { this.stagger = 0; return; } this.stagger = getMilliseconds( stagger ); return this.stagger; }; /** * Sets position of item in DOM * @param {Outlayer.Item} item * @param {Number} x - horizontal position * @param {Number} y - vertical position * @param {Boolean} isInstant - disables transitions */ proto._positionItem = function( item, x, y, isInstant, i ) { if ( isInstant ) { // if not transition, just set CSS item.goTo( x, y ); } else { item.stagger( i * this.stagger ); item.moveTo( x, y ); } }; /** * Any logic you want to do after each layout, * i.e. size the container */ proto._postLayout = function() { this.resizeContainer(); }; proto.resizeContainer = function() { var isResizingContainer = this._getOption('resizeContainer'); if ( !isResizingContainer ) { return; } var size = this._getContainerSize(); if ( size ) { this._setContainerMeasure( size.width, true ); this._setContainerMeasure( size.height, false ); } }; /** * Sets width or height of container if returned * @returns {Object} size * @param {Number} width * @param {Number} height */ proto._getContainerSize = noop; /** * @param {Number} measure - size of width or height * @param {Boolean} isWidth */ proto._setContainerMeasure = function( measure, isWidth ) { if ( measure === undefined ) { return; } var elemSize = this.size; // add padding and border width if border box if ( elemSize.isBorderBox ) { measure += isWidth ? elemSize.paddingLeft + elemSize.paddingRight + elemSize.borderLeftWidth + elemSize.borderRightWidth : elemSize.paddingBottom + elemSize.paddingTop + elemSize.borderTopWidth + elemSize.borderBottomWidth; } measure = Math.max( measure, 0 ); this.element.style[ isWidth ? 'width' : 'height' ] = measure + 'px'; }; /** * emit eventComplete on a collection of items events * @param {String} eventName * @param {Array} items - Outlayer.Items */ proto._emitCompleteOnItems = function( eventName, items ) { var _this = this; function onComplete() { _this.dispatchEvent( eventName + 'Complete', null, [ items ] ); } var count = items.length; if ( !items || !count ) { onComplete(); return; } var doneCount = 0; function tick() { doneCount++; if ( doneCount == count ) { onComplete(); } } // bind callback items.forEach( function( item ) { item.once( eventName, tick ); }); }; /** * emits events via EvEmitter and jQuery events * @param {String} type - name of event * @param {Event} event - original event * @param {Array} args - extra arguments */ proto.dispatchEvent = function( type, event, args ) { // add original event to arguments var emitArgs = event ? [ event ].concat( args ) : args; this.emitEvent( type, emitArgs ); if ( jQuery ) { // set this.$element this.$element = this.$element || jQuery( this.element ); if ( event ) { // create jQuery event var $event = jQuery.Event( event ); $event.type = type; this.$element.trigger( $event, args ); } else { // just trigger with type if no event available this.$element.trigger( type, args ); } } }; // -------------------------- ignore & stamps -------------------------- // /** * keep item in collection, but do not lay it out * ignored items do not get skipped in layout * @param {Element} elem */ proto.ignore = function( elem ) { var item = this.getItem( elem ); if ( item ) { item.isIgnored = true; } }; /** * return item to layout collection * @param {Element} elem */ proto.unignore = function( elem ) { var item = this.getItem( elem ); if ( item ) { delete item.isIgnored; } }; /** * adds elements to stamps * @param {NodeList, Array, Element, or String} elems */ proto.stamp = function( elems ) { elems = this._find( elems ); if ( !elems ) { return; } this.stamps = this.stamps.concat( elems ); // ignore elems.forEach( this.ignore, this ); }; /** * removes elements to stamps * @param {NodeList, Array, or Element} elems */ proto.unstamp = function( elems ) { elems = this._find( elems ); if ( !elems ){ return; } elems.forEach( function( elem ) { // filter out removed stamp elements utils.removeFrom( this.stamps, elem ); this.unignore( elem ); }, this ); }; /** * finds child elements * @param {NodeList, Array, Element, or String} elems * @returns {Array} elems */ proto._find = function( elems ) { if ( !elems ) { return; } // if string, use argument as selector string if ( typeof elems == 'string' ) { elems = this.element.querySelectorAll( elems ); } elems = utils.makeArray( elems ); return elems; }; proto._manageStamps = function() { if ( !this.stamps || !this.stamps.length ) { return; } this._getBoundingRect(); this.stamps.forEach( this._manageStamp, this ); }; // update boundingLeft / Top proto._getBoundingRect = function() { // get bounding rect for container element var boundingRect = this.element.getBoundingClientRect(); var size = this.size; this._boundingRect = { left: boundingRect.left + size.paddingLeft + size.borderLeftWidth, top: boundingRect.top + size.paddingTop + size.borderTopWidth, right: boundingRect.right - ( size.paddingRight + size.borderRightWidth ), bottom: boundingRect.bottom - ( size.paddingBottom + size.borderBottomWidth ) }; }; /** * @param {Element} stamp **/ proto._manageStamp = noop; /** * get x/y position of element relative to container element * @param {Element} elem * @returns {Object} offset - has left, top, right, bottom */ proto._getElementOffset = function( elem ) { var boundingRect = elem.getBoundingClientRect(); var thisRect = this._boundingRect; var size = getSize( elem ); var offset = { left: boundingRect.left - thisRect.left - size.marginLeft, top: boundingRect.top - thisRect.top - size.marginTop, right: thisRect.right - boundingRect.right - size.marginRight, bottom: thisRect.bottom - boundingRect.bottom - size.marginBottom }; return offset; }; // -------------------------- resize -------------------------- // // enable event handlers for listeners // i.e. resize -> onresize proto.handleEvent = utils.handleEvent; /** * Bind layout to window resizing */ proto.bindResize = function() { window.addEventListener( 'resize', this ); this.isResizeBound = true; }; /** * Unbind layout to window resizing */ proto.unbindResize = function() { window.removeEventListener( 'resize', this ); this.isResizeBound = false; }; proto.onresize = function() { this.resize(); }; utils.debounceMethod( Outlayer, 'onresize', 100 ); proto.resize = function() { // don't trigger if size did not change // or if resize was unbound. See #9 if ( !this.isResizeBound || !this.needsResizeLayout() ) { return; } this.layout(); }; /** * check if layout is needed post layout * @returns Boolean */ proto.needsResizeLayout = function() { var size = getSize( this.element ); // check that this.size and size are there // IE8 triggers resize on body size change, so they might not be var hasSizes = this.size && size; return hasSizes && size.innerWidth !== this.size.innerWidth; }; // -------------------------- methods -------------------------- // /** * add items to Outlayer instance * @param {Array or NodeList or Element} elems * @returns {Array} items - Outlayer.Items **/ proto.addItems = function( elems ) { var items = this._itemize( elems ); // add items to collection if ( items.length ) { this.items = this.items.concat( items ); } return items; }; /** * Layout newly-appended item elements * @param {Array or NodeList or Element} elems */ proto.appended = function( elems ) { var items = this.addItems( elems ); if ( !items.length ) { return; } // layout and reveal just the new items this.layoutItems( items, true ); this.reveal( items ); }; /** * Layout prepended elements * @param {Array or NodeList or Element} elems */ proto.prepended = function( elems ) { var items = this._itemize( elems ); if ( !items.length ) { return; } // add items to beginning of collection var previousItems = this.items.slice(0); this.items = items.concat( previousItems ); // start new layout this._resetLayout(); this._manageStamps(); // layout new stuff without transition this.layoutItems( items, true ); this.reveal( items ); // layout previous items this.layoutItems( previousItems ); }; /** * reveal a collection of items * @param {Array of Outlayer.Items} items */ proto.reveal = function( items ) { this._emitCompleteOnItems( 'reveal', items ); if ( !items || !items.length ) { return; } var stagger = this.updateStagger(); items.forEach( function( item, i ) { item.stagger( i * stagger ); item.reveal(); }); }; /** * hide a collection of items * @param {Array of Outlayer.Items} items */ proto.hide = function( items ) { this._emitCompleteOnItems( 'hide', items ); if ( !items || !items.length ) { return; } var stagger = this.updateStagger(); items.forEach( function( item, i ) { item.stagger( i * stagger ); item.hide(); }); }; /** * reveal item elements * @param {Array}, {Element}, {NodeList} items */ proto.revealItemElements = function( elems ) { var items = this.getItems( elems ); this.reveal( items ); }; /** * hide item elements * @param {Array}, {Element}, {NodeList} items */ proto.hideItemElements = function( elems ) { var items = this.getItems( elems ); this.hide( items ); }; /** * get Outlayer.Item, given an Element * @param {Element} elem * @param {Function} callback * @returns {Outlayer.Item} item */ proto.getItem = function( elem ) { // loop through items to get the one that matches for ( var i=0; i < this.items.length; i++ ) { var item = this.items[i]; if ( item.element == elem ) { // return item return item; } } }; /** * get collection of Outlayer.Items, given Elements * @param {Array} elems * @returns {Array} items - Outlayer.Items */ proto.getItems = function( elems ) { elems = utils.makeArray( elems ); var items = []; elems.forEach( function( elem ) { var item = this.getItem( elem ); if ( item ) { items.push( item ); } }, this ); return items; }; /** * remove element(s) from instance and DOM * @param {Array or NodeList or Element} elems */ proto.remove = function( elems ) { var removeItems = this.getItems( elems ); this._emitCompleteOnItems( 'remove', removeItems ); // bail if no items to remove if ( !removeItems || !removeItems.length ) { return; } removeItems.forEach( function( item ) { item.remove(); // remove item from collection utils.removeFrom( this.items, item ); }, this ); }; // ----- destroy ----- // // remove and disable Outlayer instance proto.destroy = function() { // clean up dynamic styles var style = this.element.style; style.height = ''; style.position = ''; style.width = ''; // destroy items this.items.forEach( function( item ) { item.destroy(); }); this.unbindResize(); var id = this.element.outlayerGUID; delete instances[ id ]; // remove reference to instance by id delete this.element.outlayerGUID; // remove data for jQuery if ( jQuery ) { jQuery.removeData( this.element, this.constructor.namespace ); } }; // -------------------------- data -------------------------- // /** * get Outlayer instance from element * @param {Element} elem * @returns {Outlayer} */ Outlayer.data = function( elem ) { elem = utils.getQueryElement( elem ); var id = elem && elem.outlayerGUID; return id && instances[ id ]; }; // -------------------------- create Outlayer class -------------------------- // /** * create a layout class * @param {String} namespace */ Outlayer.create = function( namespace, options ) { // sub-class Outlayer var Layout = subclass( Outlayer ); // apply new options and compatOptions Layout.defaults = utils.extend( {}, Outlayer.defaults ); utils.extend( Layout.defaults, options ); Layout.compatOptions = utils.extend( {}, Outlayer.compatOptions ); Layout.namespace = namespace; Layout.data = Outlayer.data; // sub-class Item Layout.Item = subclass( Item ); // -------------------------- declarative -------------------------- // utils.htmlInit( Layout, namespace ); // -------------------------- jQuery bridge -------------------------- // // make into jQuery plugin if ( jQuery && jQuery.bridget ) { jQuery.bridget( namespace, Layout ); } return Layout; }; function subclass( Parent ) { function SubClass() { Parent.apply( this, arguments ); } SubClass.prototype = Object.create( Parent.prototype ); SubClass.prototype.constructor = SubClass; return SubClass; } // ----- helpers ----- // // how many milliseconds are in each unit var msUnits = { ms: 1, s: 1000 }; // munge time-like parameter into millisecond number // '0.4s' -> 40 function getMilliseconds( time ) { if ( typeof time == 'number' ) { return time; } var matches = time.match( /(^\d*\.?\d*)(\w*)/ ); var num = matches && matches[1]; var unit = matches && matches[2]; if ( !num.length ) { return 0; } num = parseFloat( num ); var mult = msUnits[ unit ] || 1; return num * mult; } // ----- fin ----- // // back in global Outlayer.Item = Item; return Outlayer; })); /** * Isotope Item **/ ( function( window, factory ) { // universal module definition /* jshint strict: false */ /*globals define, module, require */ if ( typeof define == 'function' && define.amd ) { // AMD define( 'isotope-layout/js/item',[ 'outlayer/outlayer' ], factory ); } else if ( typeof module == 'object' && module.exports ) { // CommonJS module.exports = factory( require('outlayer') ); } else { // browser global window.Isotope = window.Isotope || {}; window.Isotope.Item = factory( window.Outlayer ); } }( window, function factory( Outlayer ) { 'use strict'; // -------------------------- Item -------------------------- // // sub-class Outlayer Item function Item() { Outlayer.Item.apply( this, arguments ); } var proto = Item.prototype = Object.create( Outlayer.Item.prototype ); var _create = proto._create; proto._create = function() { // assign id, used for original-order sorting this.id = this.layout.itemGUID++; _create.call( this ); this.sortData = {}; }; proto.updateSortData = function() { if ( this.isIgnored ) { return; } // default sorters this.sortData.id = this.id; // for backward compatibility this.sortData['original-order'] = this.id; this.sortData.random = Math.random(); // go thru getSortData obj and apply the sorters var getSortData = this.layout.options.getSortData; var sorters = this.layout._sorters; for ( var key in getSortData ) { var sorter = sorters[ key ]; this.sortData[ key ] = sorter( this.element, this ); } }; var _destroy = proto.destroy; proto.destroy = function() { // call super _destroy.apply( this, arguments ); // reset display, #741 this.css({ display: '' }); }; return Item; })); /** * Isotope LayoutMode */ ( function( window, factory ) { // universal module definition /* jshint strict: false */ /*globals define, module, require */ if ( typeof define == 'function' && define.amd ) { // AMD define( 'isotope-layout/js/layout-mode',[ 'get-size/get-size', 'outlayer/outlayer' ], factory ); } else if ( typeof module == 'object' && module.exports ) { // CommonJS module.exports = factory( require('get-size'), require('outlayer') ); } else { // browser global window.Isotope = window.Isotope || {}; window.Isotope.LayoutMode = factory( window.getSize, window.Outlayer ); } }( window, function factory( getSize, Outlayer ) { 'use strict'; // layout mode class function LayoutMode( isotope ) { this.isotope = isotope; // link properties if ( isotope ) { this.options = isotope.options[ this.namespace ]; this.element = isotope.element; this.items = isotope.filteredItems; this.size = isotope.size; } } var proto = LayoutMode.prototype; /** * some methods should just defer to default Outlayer method * and reference the Isotope instance as `this` **/ var facadeMethods = [ '_resetLayout', '_getItemLayoutPosition', '_manageStamp', '_getContainerSize', '_getElementOffset', 'needsResizeLayout', '_getOption' ]; facadeMethods.forEach( function( methodName ) { proto[ methodName ] = function() { return Outlayer.prototype[ methodName ].apply( this.isotope, arguments ); }; }); // ----- ----- // // for horizontal layout modes, check vertical size proto.needsVerticalResizeLayout = function() { // don't trigger if size did not change var size = getSize( this.isotope.element ); // check that this.size and size are there // IE8 triggers resize on body size change, so they might not be var hasSizes = this.isotope.size && size; return hasSizes && size.innerHeight != this.isotope.size.innerHeight; }; // ----- measurements ----- // proto._getMeasurement = function() { this.isotope._getMeasurement.apply( this, arguments ); }; proto.getColumnWidth = function() { this.getSegmentSize( 'column', 'Width' ); }; proto.getRowHeight = function() { this.getSegmentSize( 'row', 'Height' ); }; /** * get columnWidth or rowHeight * segment: 'column' or 'row' * size 'Width' or 'Height' **/ proto.getSegmentSize = function( segment, size ) { var segmentName = segment + size; var outerSize = 'outer' + size; // columnWidth / outerWidth // rowHeight / outerHeight this._getMeasurement( segmentName, outerSize ); // got rowHeight or columnWidth, we can chill if ( this[ segmentName ] ) { return; } // fall back to item of first element var firstItemSize = this.getFirstItemSize(); this[ segmentName ] = firstItemSize && firstItemSize[ outerSize ] || // or size of container this.isotope.size[ 'inner' + size ]; }; proto.getFirstItemSize = function() { var firstItem = this.isotope.filteredItems[0]; return firstItem && firstItem.element && getSize( firstItem.element ); }; // ----- methods that should reference isotope ----- // proto.layout = function() { this.isotope.layout.apply( this.isotope, arguments ); }; proto.getSize = function() { this.isotope.getSize(); this.size = this.isotope.size; }; // -------------------------- create -------------------------- // LayoutMode.modes = {}; LayoutMode.create = function( namespace, options ) { function Mode() { LayoutMode.apply( this, arguments ); } Mode.prototype = Object.create( proto ); Mode.prototype.constructor = Mode; // default options if ( options ) { Mode.options = options; } Mode.prototype.namespace = namespace; // register in Isotope LayoutMode.modes[ namespace ] = Mode; return Mode; }; return LayoutMode; })); /*! * Masonry v4.2.1 * Cascading grid layout library * https://masonry.desandro.com * MIT License * by David DeSandro */ ( function( window, factory ) { // universal module definition /* jshint strict: false */ /*globals define, module, require */ if ( typeof define == 'function' && define.amd ) { // AMD define( 'masonry-layout/masonry',[ 'outlayer/outlayer', 'get-size/get-size' ], factory ); } else if ( typeof module == 'object' && module.exports ) { // CommonJS module.exports = factory( require('outlayer'), require('get-size') ); } else { // browser global window.Masonry = factory( window.Outlayer, window.getSize ); } }( window, function factory( Outlayer, getSize ) { // -------------------------- masonryDefinition -------------------------- // // create an Outlayer layout class var Masonry = Outlayer.create('masonry'); // isFitWidth -> fitWidth Masonry.compatOptions.fitWidth = 'isFitWidth'; var proto = Masonry.prototype; proto._resetLayout = function() { this.getSize(); this._getMeasurement( 'columnWidth', 'outerWidth' ); this._getMeasurement( 'gutter', 'outerWidth' ); this.measureColumns(); // reset column Y this.colYs = []; for ( var i=0; i < this.cols; i++ ) { this.colYs.push( 0 ); } this.maxY = 0; this.horizontalColIndex = 0; }; proto.measureColumns = function() { this.getContainerWidth(); // if columnWidth is 0, default to outerWidth of first item if ( !this.columnWidth ) { var firstItem = this.items[0]; var firstItemElem = firstItem && firstItem.element; // columnWidth fall back to item of first element this.columnWidth = firstItemElem && getSize( firstItemElem ).outerWidth || // if first elem has no width, default to size of container this.containerWidth; } var columnWidth = this.columnWidth += this.gutter; // calculate columns var containerWidth = this.containerWidth + this.gutter; var cols = containerWidth / columnWidth; // fix rounding errors, typically with gutters var excess = columnWidth - containerWidth % columnWidth; // if overshoot is less than a pixel, round up, otherwise floor it var mathMethod = excess && excess < 1 ? 'round' : 'floor'; cols = Math[ mathMethod ]( cols ); this.cols = Math.max( cols, 1 ); }; proto.getContainerWidth = function() { // container is parent if fit width var isFitWidth = this._getOption('fitWidth'); var container = isFitWidth ? this.element.parentNode : this.element; // check that this.size and size are there // IE8 triggers resize on body size change, so they might not be var size = getSize( container ); this.containerWidth = size && size.innerWidth; }; proto._getItemLayoutPosition = function( item ) { item.getSize(); // how many columns does this brick span var remainder = item.size.outerWidth % this.columnWidth; var mathMethod = remainder && remainder < 1 ? 'round' : 'ceil'; // round if off by 1 pixel, otherwise use ceil var colSpan = Math[ mathMethod ]( item.size.outerWidth / this.columnWidth ); colSpan = Math.min( colSpan, this.cols ); // use horizontal or top column position var colPosMethod = this.options.horizontalOrder ? '_getHorizontalColPosition' : '_getTopColPosition'; var colPosition = this[ colPosMethod ]( colSpan, item ); // position the brick var position = { x: this.columnWidth * colPosition.col, y: colPosition.y }; // apply setHeight to necessary columns var setHeight = colPosition.y + item.size.outerHeight; var setMax = colSpan + colPosition.col; for ( var i = colPosition.col; i < setMax; i++ ) { this.colYs[i] = setHeight; } return position; }; proto._getTopColPosition = function( colSpan ) { var colGroup = this._getTopColGroup( colSpan ); // get the minimum Y value from the columns var minimumY = Math.min.apply( Math, colGroup ); return { col: colGroup.indexOf( minimumY ), y: minimumY, }; }; /** * @param {Number} colSpan - number of columns the element spans * @returns {Array} colGroup */ proto._getTopColGroup = function( colSpan ) { if ( colSpan < 2 ) { // if brick spans only one column, use all the column Ys return this.colYs; } var colGroup = []; // how many different places could this brick fit horizontally var groupCount = this.cols + 1 - colSpan; // for each group potential horizontal position for ( var i = 0; i < groupCount; i++ ) { colGroup[i] = this._getColGroupY( i, colSpan ); } return colGroup; }; proto._getColGroupY = function( col, colSpan ) { if ( colSpan < 2 ) { return this.colYs[ col ]; } // make an array of colY values for that one group var groupColYs = this.colYs.slice( col, col + colSpan ); // and get the max value of the array return Math.max.apply( Math, groupColYs ); }; // get column position based on horizontal index. #873 proto._getHorizontalColPosition = function( colSpan, item ) { var col = this.horizontalColIndex % this.cols; var isOver = colSpan > 1 && col + colSpan > this.cols; // shift to next row if item can't fit on current row col = isOver ? 0 : col; // don't let zero-size items take up space var hasSize = item.size.outerWidth && item.size.outerHeight; this.horizontalColIndex = hasSize ? col + colSpan : this.horizontalColIndex; return { col: col, y: this._getColGroupY( col, colSpan ), }; }; proto._manageStamp = function( stamp ) { var stampSize = getSize( stamp ); var offset = this._getElementOffset( stamp ); // get the columns that this stamp affects var isOriginLeft = this._getOption('originLeft'); var firstX = isOriginLeft ? offset.left : offset.right; var lastX = firstX + stampSize.outerWidth; var firstCol = Math.floor( firstX / this.columnWidth ); firstCol = Math.max( 0, firstCol ); var lastCol = Math.floor( lastX / this.columnWidth ); // lastCol should not go over if multiple of columnWidth #425 lastCol -= lastX % this.columnWidth ? 0 : 1; lastCol = Math.min( this.cols - 1, lastCol ); // set colYs to bottom of the stamp var isOriginTop = this._getOption('originTop'); var stampMaxY = ( isOriginTop ? offset.top : offset.bottom ) + stampSize.outerHeight; for ( var i = firstCol; i <= lastCol; i++ ) { this.colYs[i] = Math.max( stampMaxY, this.colYs[i] ); } }; proto._getContainerSize = function() { this.maxY = Math.max.apply( Math, this.colYs ); var size = { height: this.maxY }; if ( this._getOption('fitWidth') ) { size.width = this._getContainerFitWidth(); } return size; }; proto._getContainerFitWidth = function() { var unusedCols = 0; // count unused columns var i = this.cols; while ( --i ) { if ( this.colYs[i] !== 0 ) { break; } unusedCols++; } // fit container to columns that have been used return ( this.cols - unusedCols ) * this.columnWidth - this.gutter; }; proto.needsResizeLayout = function() { var previousWidth = this.containerWidth; this.getContainerWidth(); return previousWidth != this.containerWidth; }; return Masonry; })); /*! * Masonry layout mode * sub-classes Masonry * https://masonry.desandro.com */ ( function( window, factory ) { // universal module definition /* jshint strict: false */ /*globals define, module, require */ if ( typeof define == 'function' && define.amd ) { // AMD define( 'isotope-layout/js/layout-modes/masonry',[ '../layout-mode', 'masonry-layout/masonry' ], factory ); } else if ( typeof module == 'object' && module.exports ) { // CommonJS module.exports = factory( require('../layout-mode'), require('masonry-layout') ); } else { // browser global factory( window.Isotope.LayoutMode, window.Masonry ); } }( window, function factory( LayoutMode, Masonry ) { 'use strict'; // -------------------------- masonryDefinition -------------------------- // // create an Outlayer layout class var MasonryMode = LayoutMode.create('masonry'); var proto = MasonryMode.prototype; var keepModeMethods = { _getElementOffset: true, layout: true, _getMeasurement: true }; // inherit Masonry prototype for ( var method in Masonry.prototype ) { // do not inherit mode methods if ( !keepModeMethods[ method ] ) { proto[ method ] = Masonry.prototype[ method ]; } } var measureColumns = proto.measureColumns; proto.measureColumns = function() { // set items, used if measuring first item this.items = this.isotope.filteredItems; measureColumns.call( this ); }; // point to mode options for fitWidth var _getOption = proto._getOption; proto._getOption = function( option ) { if ( option == 'fitWidth' ) { return this.options.isFitWidth !== undefined ? this.options.isFitWidth : this.options.fitWidth; } return _getOption.apply( this.isotope, arguments ); }; return MasonryMode; })); /** * fitRows layout mode */ ( function( window, factory ) { // universal module definition /* jshint strict: false */ /*globals define, module, require */ if ( typeof define == 'function' && define.amd ) { // AMD define( 'isotope-layout/js/layout-modes/fit-rows',[ '../layout-mode' ], factory ); } else if ( typeof exports == 'object' ) { // CommonJS module.exports = factory( require('../layout-mode') ); } else { // browser global factory( window.Isotope.LayoutMode ); } }( window, function factory( LayoutMode ) { 'use strict'; var FitRows = LayoutMode.create('fitRows'); var proto = FitRows.prototype; proto._resetLayout = function() { this.x = 0; this.y = 0; this.maxY = 0; this._getMeasurement( 'gutter', 'outerWidth' ); }; proto._getItemLayoutPosition = function( item ) { item.getSize(); var itemWidth = item.size.outerWidth + this.gutter; // if this element cannot fit in the current row var containerWidth = this.isotope.size.innerWidth + this.gutter; if ( this.x !== 0 && itemWidth + this.x > containerWidth ) { this.x = 0; this.y = this.maxY; } var position = { x: this.x, y: this.y }; this.maxY = Math.max( this.maxY, this.y + item.size.outerHeight ); this.x += itemWidth; return position; }; proto._getContainerSize = function() { return { height: this.maxY }; }; return FitRows; })); /** * vertical layout mode */ ( function( window, factory ) { // universal module definition /* jshint strict: false */ /*globals define, module, require */ if ( typeof define == 'function' && define.amd ) { // AMD define( 'isotope-layout/js/layout-modes/vertical',[ '../layout-mode' ], factory ); } else if ( typeof module == 'object' && module.exports ) { // CommonJS module.exports = factory( require('../layout-mode') ); } else { // browser global factory( window.Isotope.LayoutMode ); } }( window, function factory( LayoutMode ) { 'use strict'; var Vertical = LayoutMode.create( 'vertical', { horizontalAlignment: 0 }); var proto = Vertical.prototype; proto._resetLayout = function() { this.y = 0; }; proto._getItemLayoutPosition = function( item ) { item.getSize(); var x = ( this.isotope.size.innerWidth - item.size.outerWidth ) * this.options.horizontalAlignment; var y = this.y; this.y += item.size.outerHeight; return { x: x, y: y }; }; proto._getContainerSize = function() { return { height: this.y }; }; return Vertical; })); /*! * Isotope v3.0.6 * * Licensed GPLv3 for open source use * or Isotope Commercial License for commercial use * * https://isotope.metafizzy.co * Copyright 2010-2018 Metafizzy */ ( function( window, factory ) { // universal module definition /* jshint strict: false */ /*globals define, module, require */ if ( typeof define == 'function' && define.amd ) { // AMD define( [ 'outlayer/outlayer', 'get-size/get-size', 'desandro-matches-selector/matches-selector', 'fizzy-ui-utils/utils', 'isotope-layout/js/item', 'isotope-layout/js/layout-mode', // include default layout modes 'isotope-layout/js/layout-modes/masonry', 'isotope-layout/js/layout-modes/fit-rows', 'isotope-layout/js/layout-modes/vertical' ], function( Outlayer, getSize, matchesSelector, utils, Item, LayoutMode ) { return factory( window, Outlayer, getSize, matchesSelector, utils, Item, LayoutMode ); }); } else if ( typeof module == 'object' && module.exports ) { // CommonJS module.exports = factory( window, require('outlayer'), require('get-size'), require('desandro-matches-selector'), require('fizzy-ui-utils'), require('isotope-layout/js/item'), require('isotope-layout/js/layout-mode'), // include default layout modes require('isotope-layout/js/layout-modes/masonry'), require('isotope-layout/js/layout-modes/fit-rows'), require('isotope-layout/js/layout-modes/vertical') ); } else { // browser global window.Isotope = factory( window, window.Outlayer, window.getSize, window.matchesSelector, window.fizzyUIUtils, window.Isotope.Item, window.Isotope.LayoutMode ); } }( window, function factory( window, Outlayer, getSize, matchesSelector, utils, Item, LayoutMode ) { // -------------------------- vars -------------------------- // var jQuery = window.jQuery; // -------------------------- helpers -------------------------- // var trim = String.prototype.trim ? function( str ) { return str.trim(); } : function( str ) { return str.replace( /^\s+|\s+$/g, '' ); }; // -------------------------- isotopeDefinition -------------------------- // // create an Outlayer layout class var Isotope = Outlayer.create( 'isotope', { layoutMode: 'masonry', isJQueryFiltering: true, sortAscending: true }); Isotope.Item = Item; Isotope.LayoutMode = LayoutMode; var proto = Isotope.prototype; proto._create = function() { this.itemGUID = 0; // functions that sort items this._sorters = {}; this._getSorters(); // call super Outlayer.prototype._create.call( this ); // create layout modes this.modes = {}; // start filteredItems with all items this.filteredItems = this.items; // keep of track of sortBys this.sortHistory = [ 'original-order' ]; // create from registered layout modes for ( var name in LayoutMode.modes ) { this._initLayoutMode( name ); } }; proto.reloadItems = function() { // reset item ID counter this.itemGUID = 0; // call super Outlayer.prototype.reloadItems.call( this ); }; proto._itemize = function() { var items = Outlayer.prototype._itemize.apply( this, arguments ); // assign ID for original-order for ( var i=0; i < items.length; i++ ) { var item = items[i]; item.id = this.itemGUID++; } this._updateItemsSortData( items ); return items; }; // -------------------------- layout -------------------------- // proto._initLayoutMode = function( name ) { var Mode = LayoutMode.modes[ name ]; // set mode options // HACK extend initial options, back-fill in default options var initialOpts = this.options[ name ] || {}; this.options[ name ] = Mode.options ? utils.extend( Mode.options, initialOpts ) : initialOpts; // init layout mode instance this.modes[ name ] = new Mode( this ); }; proto.layout = function() { // if first time doing layout, do all magic if ( !this._isLayoutInited && this._getOption('initLayout') ) { this.arrange(); return; } this._layout(); }; // private method to be used in layout() & magic() proto._layout = function() { // don't animate first layout var isInstant = this._getIsInstant(); // layout flow this._resetLayout(); this._manageStamps(); this.layoutItems( this.filteredItems, isInstant ); // flag for initalized this._isLayoutInited = true; }; // filter + sort + layout proto.arrange = function( opts ) { // set any options pass this.option( opts ); this._getIsInstant(); // filter, sort, and layout // filter var filtered = this._filter( this.items ); this.filteredItems = filtered.matches; this._bindArrangeComplete(); if ( this._isInstant ) { this._noTransition( this._hideReveal, [ filtered ] ); } else { this._hideReveal( filtered ); } this._sort(); this._layout(); }; // alias to _init for main plugin method proto._init = proto.arrange; proto._hideReveal = function( filtered ) { this.reveal( filtered.needReveal ); this.hide( filtered.needHide ); }; // HACK // Don't animate/transition first layout // Or don't animate/transition other layouts proto._getIsInstant = function() { var isLayoutInstant = this._getOption('layoutInstant'); var isInstant = isLayoutInstant !== undefined ? isLayoutInstant : !this._isLayoutInited; this._isInstant = isInstant; return isInstant; }; // listen for layoutComplete, hideComplete and revealComplete // to trigger arrangeComplete proto._bindArrangeComplete = function() { // listen for 3 events to trigger arrangeComplete var isLayoutComplete, isHideComplete, isRevealComplete; var _this = this; function arrangeParallelCallback() { if ( isLayoutComplete && isHideComplete && isRevealComplete ) { _this.dispatchEvent( 'arrangeComplete', null, [ _this.filteredItems ] ); } } this.once( 'layoutComplete', function() { isLayoutComplete = true; arrangeParallelCallback(); }); this.once( 'hideComplete', function() { isHideComplete = true; arrangeParallelCallback(); }); this.once( 'revealComplete', function() { isRevealComplete = true; arrangeParallelCallback(); }); }; // -------------------------- filter -------------------------- // proto._filter = function( items ) { var filter = this.options.filter; filter = filter || '*'; var matches = []; var hiddenMatched = []; var visibleUnmatched = []; var test = this._getFilterTest( filter ); // test each item for ( var i=0; i < items.length; i++ ) { var item = items[i]; if ( item.isIgnored ) { continue; } // add item to either matched or unmatched group var isMatched = test( item ); // item.isFilterMatched = isMatched; // add to matches if its a match if ( isMatched ) { matches.push( item ); } // add to additional group if item needs to be hidden or revealed if ( isMatched && item.isHidden ) { hiddenMatched.push( item ); } else if ( !isMatched && !item.isHidden ) { visibleUnmatched.push( item ); } } // return collections of items to be manipulated return { matches: matches, needReveal: hiddenMatched, needHide: visibleUnmatched }; }; // get a jQuery, function, or a matchesSelector test given the filter proto._getFilterTest = function( filter ) { if ( jQuery && this.options.isJQueryFiltering ) { // use jQuery return function( item ) { return jQuery( item.element ).is( filter ); }; } if ( typeof filter == 'function' ) { // use filter as function return function( item ) { return filter( item.element ); }; } // default, use filter as selector string return function( item ) { return matchesSelector( item.element, filter ); }; }; // -------------------------- sorting -------------------------- // /** * @params {Array} elems * @public */ proto.updateSortData = function( elems ) { // get items var items; if ( elems ) { elems = utils.makeArray( elems ); items = this.getItems( elems ); } else { // update all items if no elems provided items = this.items; } this._getSorters(); this._updateItemsSortData( items ); }; proto._getSorters = function() { var getSortData = this.options.getSortData; for ( var key in getSortData ) { var sorter = getSortData[ key ]; this._sorters[ key ] = mungeSorter( sorter ); } }; /** * @params {Array} items - of Isotope.Items * @private */ proto._updateItemsSortData = function( items ) { // do not update if no items var len = items && items.length; for ( var i=0; len && i < len; i++ ) { var item = items[i]; item.updateSortData(); } }; // ----- munge sorter ----- // // encapsulate this, as we just need mungeSorter // other functions in here are just for munging var mungeSorter = ( function() { // add a magic layer to sorters for convienent shorthands // `.foo-bar` will use the text of .foo-bar querySelector // `[foo-bar]` will use attribute // you can also add parser // `.foo-bar parseInt` will parse that as a number function mungeSorter( sorter ) { // if not a string, return function or whatever it is if ( typeof sorter != 'string' ) { return sorter; } // parse the sorter string var args = trim( sorter ).split(' '); var query = args[0]; // check if query looks like [an-attribute] var attrMatch = query.match( /^\[(.+)\]$/ ); var attr = attrMatch && attrMatch[1]; var getValue = getValueGetter( attr, query ); // use second argument as a parser var parser = Isotope.sortDataParsers[ args[1] ]; // parse the value, if there was a parser sorter = parser ? function( elem ) { return elem && parser( getValue( elem ) ); } : // otherwise just return value function( elem ) { return elem && getValue( elem ); }; return sorter; } // get an attribute getter, or get text of the querySelector function getValueGetter( attr, query ) { // if query looks like [foo-bar], get attribute if ( attr ) { return function getAttribute( elem ) { return elem.getAttribute( attr ); }; } // otherwise, assume its a querySelector, and get its text return function getChildText( elem ) { var child = elem.querySelector( query ); return child && child.textContent; }; } return mungeSorter; })(); // parsers used in getSortData shortcut strings Isotope.sortDataParsers = { 'parseInt': function( val ) { return parseInt( val, 10 ); }, 'parseFloat': function( val ) { return parseFloat( val ); } }; // ----- sort method ----- // // sort filteredItem order proto._sort = function() { if ( !this.options.sortBy ) { return; } // keep track of sortBy History var sortBys = utils.makeArray( this.options.sortBy ); if ( !this._getIsSameSortBy( sortBys ) ) { // concat all sortBy and sortHistory, add to front, oldest goes in last this.sortHistory = sortBys.concat( this.sortHistory ); } // sort magic var itemSorter = getItemSorter( this.sortHistory, this.options.sortAscending ); this.filteredItems.sort( itemSorter ); }; // check if sortBys is same as start of sortHistory proto._getIsSameSortBy = function( sortBys ) { for ( var i=0; i < sortBys.length; i++ ) { if ( sortBys[i] != this.sortHistory[i] ) { return false; } } return true; }; // returns a function used for sorting function getItemSorter( sortBys, sortAsc ) { return function sorter( itemA, itemB ) { // cycle through all sortKeys for ( var i = 0; i < sortBys.length; i++ ) { var sortBy = sortBys[i]; var a = itemA.sortData[ sortBy ]; var b = itemB.sortData[ sortBy ]; if ( a > b || a < b ) { // if sortAsc is an object, use the value given the sortBy key var isAscending = sortAsc[ sortBy ] !== undefined ? sortAsc[ sortBy ] : sortAsc; var direction = isAscending ? 1 : -1; return ( a > b ? 1 : -1 ) * direction; } } return 0; }; } // -------------------------- methods -------------------------- // // get layout mode proto._mode = function() { var layoutMode = this.options.layoutMode; var mode = this.modes[ layoutMode ]; if ( !mode ) { // TODO console.error throw new Error( 'No layout mode: ' + layoutMode ); } // HACK sync mode's options // any options set after init for layout mode need to be synced mode.options = this.options[ layoutMode ]; return mode; }; proto._resetLayout = function() { // trigger original reset layout Outlayer.prototype._resetLayout.call( this ); this._mode()._resetLayout(); }; proto._getItemLayoutPosition = function( item ) { return this._mode()._getItemLayoutPosition( item ); }; proto._manageStamp = function( stamp ) { this._mode()._manageStamp( stamp ); }; proto._getContainerSize = function() { return this._mode()._getContainerSize(); }; proto.needsResizeLayout = function() { return this._mode().needsResizeLayout(); }; // -------------------------- adding & removing -------------------------- // // HEADS UP overwrites default Outlayer appended proto.appended = function( elems ) { var items = this.addItems( elems ); if ( !items.length ) { return; } // filter, layout, reveal new items var filteredItems = this._filterRevealAdded( items ); // add to filteredItems this.filteredItems = this.filteredItems.concat( filteredItems ); }; // HEADS UP overwrites default Outlayer prepended proto.prepended = function( elems ) { var items = this._itemize( elems ); if ( !items.length ) { return; } // start new layout this._resetLayout(); this._manageStamps(); // filter, layout, reveal new items var filteredItems = this._filterRevealAdded( items ); // layout previous items this.layoutItems( this.filteredItems ); // add to items and filteredItems this.filteredItems = filteredItems.concat( this.filteredItems ); this.items = items.concat( this.items ); }; proto._filterRevealAdded = function( items ) { var filtered = this._filter( items ); this.hide( filtered.needHide ); // reveal all new items this.reveal( filtered.matches ); // layout new items, no transition this.layoutItems( filtered.matches, true ); return filtered.matches; }; /** * Filter, sort, and layout newly-appended item elements * @param {Array or NodeList or Element} elems */ proto.insert = function( elems ) { var items = this.addItems( elems ); if ( !items.length ) { return; } // append item elements var i, item; var len = items.length; for ( i=0; i < len; i++ ) { item = items[i]; this.element.appendChild( item.element ); } // filter new stuff var filteredInsertItems = this._filter( items ).matches; // set flag for ( i=0; i < len; i++ ) { items[i].isLayoutInstant = true; } this.arrange(); // reset flag for ( i=0; i < len; i++ ) { delete items[i].isLayoutInstant; } this.reveal( filteredInsertItems ); }; var _remove = proto.remove; proto.remove = function( elems ) { elems = utils.makeArray( elems ); var removeItems = this.getItems( elems ); // do regular thing _remove.call( this, elems ); // bail if no items to remove var len = removeItems && removeItems.length; // remove elems from filteredItems for ( var i=0; len && i < len; i++ ) { var item = removeItems[i]; // remove item from collection utils.removeFrom( this.filteredItems, item ); } }; proto.shuffle = function() { // update random sortData for ( var i=0; i < this.items.length; i++ ) { var item = this.items[i]; item.sortData.random = Math.random(); } this.options.sortBy = 'random'; this._sort(); this._layout(); }; /** * trigger fn without transition * kind of hacky to have this in the first place * @param {Function} fn * @param {Array} args * @returns ret * @private */ proto._noTransition = function( fn, args ) { // save transitionDuration before disabling var transitionDuration = this.options.transitionDuration; // disable transition this.options.transitionDuration = 0; // do it var returnValue = fn.apply( this, args ); // re-enable transition for reveal this.options.transitionDuration = transitionDuration; return returnValue; }; // ----- helper methods ----- // /** * getter method for getting filtered item elements * @returns {Array} elems - collection of item elements */ proto.getFilteredItemElements = function() { return this.filteredItems.map( function( item ) { return item.element; }); }; // ----- ----- // return Isotope; }));
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