enpaul.net/archive/1/js/foundation/foundation.equalizer.js
2017-01-30 12:29:45 -05:00

75 lines
2.1 KiB
JavaScript

;(function ($, window, document, undefined) {
'use strict';
Foundation.libs.equalizer = {
name : 'equalizer',
version : '5.4.7',
settings : {
use_tallest: true,
before_height_change: $.noop,
after_height_change: $.noop,
equalize_on_stack: false
},
init : function (scope, method, options) {
Foundation.inherit(this, 'image_loaded');
this.bindings(method, options);
this.reflow();
},
events : function () {
this.S(window).off('.equalizer').on('resize.fndtn.equalizer', function(e){
this.reflow();
}.bind(this));
},
equalize: function(equalizer) {
var isStacked = false,
vals = equalizer.find('[' + this.attr_name() + '-watch]:visible'),
settings = equalizer.data(this.attr_name(true)+'-init');
if (vals.length === 0) return;
var firstTopOffset = vals.first().offset().top;
settings.before_height_change();
equalizer.trigger('before-height-change').trigger('before-height-change.fndth.equalizer');
vals.height('inherit');
vals.each(function(){
var el = $(this);
if (el.offset().top !== firstTopOffset) {
isStacked = true;
}
});
if (settings.equalize_on_stack === false) {
if (isStacked) return;
};
var heights = vals.map(function(){ return $(this).outerHeight(false) }).get();
if (settings.use_tallest) {
var max = Math.max.apply(null, heights);
vals.css('height', max);
} else {
var min = Math.min.apply(null, heights);
vals.css('height', min);
}
settings.after_height_change();
equalizer.trigger('after-height-change').trigger('after-height-change.fndtn.equalizer');
},
reflow : function () {
var self = this;
this.S('[' + this.attr_name() + ']', this.scope).each(function(){
var $eq_target = $(this);
self.image_loaded(self.S('img', this), function(){
self.equalize($eq_target)
});
});
}
};
})(jQuery, window, window.document);