AlkantarClanX12
Current Path : /home/thanudqk/128shen.com/wp-content/themes/thegem/js/ |
Current File : //home/thanudqk/128shen.com/wp-content/themes/thegem/js/isotope_layout_metro.js |
/** * Metro layout mode */ ( function( window, factory ) { 'use strict'; // universal module definition if ( typeof define == 'function' && define.amd ) { // AMD define( [ '../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 Metro = LayoutMode.create('metro'); Metro.prototype._resetLayout = function() { this.x = 0; this.y = 0; this.maxY = 0; this._getMeasurement( 'gutter', 'outerWidth' ); this.perColumn = 0; this.rows = []; this.rowIndex = 0; var container = this.options.isFitWidth ? this.element.parentNode : this.element; this.targetHeight = parseFloat(jQuery(container).data('max-row-height')) || 380; this.minHeight = 150; if (this.minHeight > this.targetHeight) { this.minHeight = this.targetHeight * 0.8; } this.getColumnCount(); this.initItems(); this.buildRows(); }; Metro.prototype.getRowItemsHeight = function(rowItems, item, minHeight) { var rowItemsInnerWidth = 0; var rowItemsOuterWidth = 0; rowItems.push(item); rowItems.forEach(function(item, index) { if (item.imageHeight > minHeight) { var relHeight = minHeight / item.imageHeight; } else { var relHeight = 1; } rowItemsInnerWidth += item.size.innerWidth * relHeight; rowItemsOuterWidth += item.size.innerWidth * relHeight + (item.size.outerWidth - item.size.innerWidth); }); if (rowItemsOuterWidth > this.containerWidth) { return (this.containerWidth - (rowItemsOuterWidth - rowItemsInnerWidth)) * minHeight / rowItemsInnerWidth; } else { return minHeight; } }; Metro.prototype.checkRowItemsFull = function(rowItems) { var rowItemsMinHeight = -1; rowItems.forEach(function(item, index) { if (rowItemsMinHeight == -1 || item.imageHeight < rowItemsMinHeight) { rowItemsMinHeight = item.imageHeight; } }); if (rowItemsMinHeight == -1) { return false; } var rowItemsHeight = this.getRowItemsHeight(rowItems.slice(0, rowItems.length - 1), rowItems.slice(-1)[0], rowItemsMinHeight); if (rowItemsHeight < this.targetHeight * 1.3) { var rowItemsInnerWidth = 0; var rowItemsOuterWidth = 0; rowItems.forEach(function(item, index) { if (item.imageHeight > rowItemsHeight) { var relHeight = rowItemsHeight / item.imageHeight; } else { var relHeight = 1; } rowItemsInnerWidth += item.size.innerWidth * relHeight; rowItemsOuterWidth += item.size.innerWidth * relHeight + (item.size.outerWidth - item.size.innerWidth); }); return { items: rowItems, innerWidth: rowItemsInnerWidth, outerWidth: rowItemsOuterWidth, height: rowItemsHeight }; } return false; }; Metro.prototype.getRowItems = function(targetHeight) { var rowItems = []; var rowItemsInnerWidth = 0; var rowItemsOuterWidth = 0; var defaultItemIndex = this.itemIndex; var minHeight = targetHeight; while ( (rowItemsOuterWidth < this.containerWidth || rowItems.length < this.perColumn) && this.itemIndex < this.items.length ) { var item = this.items[ this.itemIndex ]; item.getSize(); if (rowItems.length >= this.perColumn) { var canSizeResult = this.checkRowItemsFull(rowItems); if (canSizeResult) { return canSizeResult; } } var rowHeight = this.getRowItemsHeight(rowItems.slice(0), item, minHeight); if (rowHeight < this.minHeight && rowItems.length > 0) { var canSizeResult = this.checkRowItemsFull(rowItems); if (canSizeResult) { return canSizeResult; } return { items: rowItems, innerWidth: rowItemsInnerWidth, outerWidth: rowItemsOuterWidth, height: targetHeight }; } if (item.imageHeight > targetHeight) { var relHeight = targetHeight / item.imageHeight; } else { var relHeight = 1; } rowItemsInnerWidth += item.size.innerWidth * relHeight; rowItemsOuterWidth += item.size.innerWidth * relHeight + (item.size.outerWidth - item.size.innerWidth); if (minHeight > item.imageHeight) { minHeight = item.imageHeight; } rowItems.push(item); this.itemIndex += 1; if (minHeight < targetHeight) { this.itemIndex = defaultItemIndex; return this.getRowItems(minHeight); } } if (rowItemsOuterWidth < this.containerWidth) { var canSizeResult = this.checkRowItemsFull(rowItems); if (canSizeResult) { return canSizeResult; } } return { items: rowItems, innerWidth: rowItemsInnerWidth, outerWidth: rowItemsOuterWidth, height: targetHeight }; } Metro.prototype.buildRows = function() { var self = this; var container = this.options.isFitWidth ? this.element.parentNode : this.element; jQuery(this.isotope.options.itemSelector + ' .caption', container).hide(); this.getContainerWidth(); this.itemIndex = 0; while (this.itemIndex < this.items.length) { var targetHeight = this.targetHeight; var rowItems = this.getRowItems(this.targetHeight); if (rowItems.outerWidth > this.containerWidth) { var height = (this.containerWidth - (rowItems.outerWidth - rowItems.innerWidth)) * rowItems.height / rowItems.innerWidth; } else { var height = rowItems.height; } rowItems.items.forEach(function(item, index) { var rel = 1; if (item.imageHeight > height) { rel = height / item.imageHeight; } var calculatedWidth = Math.round(item.size.innerWidth * rel - 0.5); calculatedWidth += (item.size.outerWidth - item.size.innerWidth); jQuery(item.element).css('width', calculatedWidth); }); } jQuery(this.isotope.options.itemSelector + ' .caption', container).show(); }; Metro.prototype.initItems = function() { var self = this; this.items = this.isotope.filteredItems; var container = this.options.isFitWidth ? this.element.parentNode : this.element; this.items.forEach(function(item, index) { if (item.imageHeight == null || item.imageHeight == undefined) { var maxHeight = 0, maxHeightImage = null; jQuery(self.isotope.options.itemImageWrapperSelector + ' img', item.element).each(function() { var imageHeight = parseInt(jQuery(this).attr('height')); if (!isNaN(imageHeight) && imageHeight > maxHeight) { maxHeight = imageHeight; maxHeightImage = this; } }); if (maxHeightImage !== null) { self.items[ index ].imageWidth = parseInt(jQuery(maxHeightImage).attr('width')); self.items[ index ].imageHeight = parseInt(jQuery(maxHeightImage).attr('height')); } if (isNaN(self.items[ index ].imageHeight)) { self.items[ index ].imageHeight = self.targetHeight; } } var $element = jQuery(item.element); if (!$element.data('original-width')) { var original = self.items[ index ].imageWidth / 1.1; var padding = parseFloat($element.css('padding-left')); if (isNaN(padding)) { padding = 0; } $element.data('original-width', original + 2 * padding); } $element.css('width', $element.data('original-width')); }); }; Metro.prototype.getColumnCount = function() { var container = this.options.isFitWidth ? this.element.parentNode : this.element; if (this.isotope.options.itemSelector == '.portfolio-item') { var classes = jQuery(container).closest('.portfolio').attr('class'); } else { var classes = jQuery(container).closest('.gem-gallery-grid').attr('class'); } var m; if (classes.match(/extended-products-grid/)) { if (jQuery(window).width() < 768) { m = classes.match(/columns-mobile-(\d)/); if (m) { this.perColumn = parseInt(m[1]); } else { this.perColumn = 1; } } else if (jQuery(window).width() < 992) { m = classes.match(/columns-tablet-(\d)/); if (m) { this.perColumn = parseInt(m[1]); } else { this.perColumn = 2; } } else { m = classes.match(/columns-desktop-(\d)/); if (m) { this.perColumn = parseInt(m[1]); } else { this.perColumn = 4; } } } else { m = classes.match(/columns-(\d)/); if (m) { this.perColumn = parseInt(m[1]); } else { this.perColumn = 4; } } }; Metro.prototype.getContainerWidth = function() { // container is parent if fit width var container = this.options.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; }; Metro.prototype._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; }; Metro.prototype._getContainerSize = function() { return { height: this.maxY }; }; return Metro; }));