TIF_E41201448/assets/a_user/vendor/isotope-layout/isotope.pkgd.js

3522 lines
93 KiB
JavaScript

/*!
* 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. kecamatanndro/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("kecamatanndro-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", [
"kecamatanndro-matches-selector/matches-selector",
], function (matchesSelector) {
return factory(window, matchesSelector);
});
} else if (typeof module == "object" && module.exports) {
// CommonJS
module.exports = factory(window, require("kecamatanndro-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.kecamatanndro.com
* MIT License
* by David kecamatanndro
*/
(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.kecamatanndro.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",
"kecamatanndro-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("kecamatanndro-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;
}
);