/*延迟加载*/
/*
* Lazy Load - jQuery plugin for lazy loading images
*
* Copyright (c) 2007-2013 Mika Tuupola
*
* Licensed under the MIT license:
* //www.opensource.org/licenses/mit-license.php
*
* Project home:
* //www.appelsiini.net/projects/lazyload
*
* Version: 1.9.3
*
*/
(function($, window, document, undefined) {
var $window = $(window);
$.fn.lazyload = function(options) {
var elements = this;
var $container;
var settings = {
threshold : 0,
failure_limit : 0,
event : "scroll",
effect : "show",
container : window,
data_attribute : "original",
skip_invisible : true,
appear : null,
load : null,
placeholder : "//js.588ku.com/comp/base/images/lz.gif"
};
function update() {
var counter = 0;
elements.each(function() {
var $this = $(this);
if (settings.skip_invisible && !$this.is(":visible")) {
return;
}
if ($.abovethetop(this, settings) ||
$.leftofbegin(this, settings)) {
/* Nothing. */
} else if (!$.belowthefold(this, settings) &&
!$.rightoffold(this, settings)) {
$this.trigger("appear");
/* if we found an image we'll load, reset the counter */
counter = 0;
} else {
if (++counter > settings.failure_limit) {
return false;
}
}
});
}
if(options) {
/* Maintain BC for a couple of versions. */
if (undefined !== options.failurelimit) {
options.failure_limit = options.failurelimit;
delete options.failurelimit;
}
if (undefined !== options.effectspeed) {
options.effect_speed = options.effectspeed;
delete options.effectspeed;
}
$.extend(settings, options);
}
/* Cache container as jQuery as object. */
$container = (settings.container === undefined ||
settings.container === window) ? $window : $(settings.container);
/* Fire one scroll event per scroll. Not one scroll event per image. */
if (0 === settings.event.indexOf("scroll")) {
$container.bind(settings.event, function() {
return update();
});
}
this.each(function() {
var self = this;
var $self = $(self);
self.loaded = false;
/* If no src attribute given use data:uri. */
if ($self.attr("src") === undefined || $self.attr("src") === false) {
if ($self.is("img")) {
$self.attr("src", settings.placeholder);
}
}
/* When appear is triggered load original image. */
$self.one("appear", function() {
if (!this.loaded) {
if (settings.appear) {
var elements_left = elements.length;
settings.appear.call(self, elements_left, settings);
}
$("<img />")
.bind("load", function() {
var original = $self.attr("data-" + settings.data_attribute);
$self.hide();
if ($self.is("img")) {
$self.attr("src", original);
} else {
$self.css("background-image", "url('" + original + "')");
}
$self[settings.effect](settings.effect_speed);
self.loaded = true;
/* Remove image from array so it is not looped next time. */
var temp = $.grep(elements, function(element) {
return !element.loaded;
});
elements = $(temp);
if (settings.load) {
var elements_left = elements.length;
settings.load.call(self, elements_left, settings);
}
})
.attr("src", $self.attr("data-" + settings.data_attribute));
}
});
/* When wanted event is triggered load original image */
/* by triggering appear. */
if (0 !== settings.event.indexOf("scroll")) {
$self.bind(settings.event, function() {
if (!self.loaded) {
$self.trigger("appear");
}
});
}
});
/* Check if something appears when window is resized. */
$window.bind("resize", function() {
update();
});
/* With IOS5 force loading images when navigating with back button. */
/* Non optimal workaround. */
if ((/(?:iphone|ipod|ipad).*os 5/gi).test(navigator.appVersion)) {
$window.bind("pageshow", function(event) {
if (event.originalEvent && event.originalEvent.persisted) {
elements.each(function() {
$(this).trigger("appear");
});
}
});
}
/* Force initial check if images should appear. */
$(document).ready(function() {
update();
});
return this;
};
/* Convenience methods in jQuery namespace. */
/* Use as $.belowthefold(element, {threshold : 100, container : window}) */
$.belowthefold = function(element, settings) {
var fold;
if (settings.container === undefined || settings.container === window) {
fold = (window.innerHeight ? window.innerHeight : $window.height()) + $window.scrollTop();
} else {
fold = $(settings.container).offset().top + $(settings.container).height();
}
return fold <= $(element).offset().top - settings.threshold;
};
$.rightoffold = function(element, settings) {
var fold;
if (settings.container === undefined || settings.container === window) {
fold = $window.width() + $window.scrollLeft();
} else {
fold = $(settings.container).offset().left + $(settings.container).width();
}
return fold <= $(element).offset().left - settings.threshold;
};
$.abovethetop = function(element, settings) {
var fold;
if (settings.container === undefined || settings.container === window) {
fold = $window.scrollTop();
} else {
fold = $(settings.container).offset().top;
}
return fold >= $(element).offset().top + settings.threshold + $(element).height();
};
$.leftofbegin = function(element, settings) {
var fold;
if (settings.container === undefined || settings.container === window) {
fold = $window.scrollLeft();
} else {
fold = $(settings.container).offset().left;
}
return fold >= $(element).offset().left + settings.threshold + $(element).width();
};
$.inviewport = function(element, settings) {
return !$.rightoffold(element, settings) && !$.leftofbegin(element, settings) &&
!$.belowthefold(element, settings) && !$.abovethetop(element, settings);
};
/* Custom selectors for your convenience. */
/* Use as $("img:below-the-fold").something() or */
/* $("img").filter(":below-the-fold").something() which is faster */
$.extend($.expr[":"], {
"below-the-fold" : function(a) { return $.belowthefold(a, {threshold : 0}); },
"above-the-top" : function(a) { return !$.belowthefold(a, {threshold : 0}); },
"right-of-screen": function(a) { return $.rightoffold(a, {threshold : 0}); },
"left-of-screen" : function(a) { return !$.rightoffold(a, {threshold : 0}); },
"in-viewport" : function(a) { return $.inviewport(a, {threshold : 0}); },
/* Maintain BC for couple of versions. */
"above-the-fold" : function(a) { return !$.belowthefold(a, {threshold : 0}); },
"right-of-fold" : function(a) { return $.rightoffold(a, {threshold : 0}); },
"left-of-fold" : function(a) { return !$.rightoffold(a, {threshold : 0}); }
});
})(jQuery, window, document);
//瀑布流js
(function(e,t,n){"use strict";var r=t.event,i;r.special.smartresize={setup:function(){t(this).bind("resize",r.special.smartresize.handler)},teardown:function(){t(this).unbind("resize",r.special.smartresize.handler)},handler:function(e,t){var n=this,s=arguments;e.type="smartresize",i&&clearTimeout(i),i=setTimeout(function(){r.dispatch.apply(n,s)},t==="execAsap"?0:100)}},t.fn.smartresize=function(e){return e?this.bind("smartresize",e):this.trigger("smartresize",["execAsap"])},t.Mason=function(e,n){this.element=t(n),this._create(e),this._init()},t.Mason.settings={isResizable:!0,isAnimated:!1,animationOptions:{queue:!1,duration:500},gutterWidth:0,isRTL:!1,isFitWidth:!1,containerStyle:{position:"relative"}},t.Mason.prototype={_filterFindBricks:function(e){var t=this.options.itemSelector;return t?e.filter(t).add(e.find(t)):e},_getBricks:function(e){var t=this._filterFindBricks(e).css({position:"absolute"}).addClass("masonry-brick");return t},_create:function(n){this.options=t.extend(!0,{},t.Mason.settings,n),this.styleQueue=[];var r=this.element[0].style;this.originalStyle={height:r.height||""};var i=this.options.containerStyle;for(var s in i)this.originalStyle[s]=r[s]||"";this.element.css(i),this.horizontalDirection=this.options.isRTL?"right":"left";var o=this.element.css("padding-"+this.horizontalDirection),u=this.element.css("padding-top");this.offset={x:o?parseInt(o,10):0,y:u?parseInt(u,10):0},this.isFluid=this.options.columnWidth&&typeof this.options.columnWidth=="function";var a=this;setTimeout(function(){a.element.addClass("masonry")},0),this.options.isResizable&&t(e).bind("smartresize.masonry",function(){a.resize()}),this.reloadItems()},_init:function(e){this._getColumns(),this._reLayout(e)},option:function(e,n){t.isPlainObject(e)&&(this.options=t.extend(!0,this.options,e))},layout:function(e,t){for(var n=0,r=e.length;n<r;n++)this._placeBrick(e[n]);var i={};i.height=Math.max.apply(Math,this.colYs);if(this.options.isFitWidth){var s=0;n=this.cols;while(--n){if(this.colYs[n]!==0)break;s++}i.width=(this.cols-s)*this.columnWidth-this.options.gutterWidth}this.styleQueue.push({$el:this.element,style:i});var o=this.isLaidOut?this.options.isAnimated?"animate":"css":"css",u=this.options.animationOptions,a;for(n=0,r=this.styleQueue.length;n<r;n++)a=this.styleQueue[n],a.$el[o](a.style,u);this.styleQueue=[],t&&t.call(e),this.isLaidOut=!0},_getColumns:function(){var e=this.options.isFitWidth?this.element.parent():this.element,t=e.width();this.columnWidth=this.isFluid?this.options.columnWidth(t):this.options.columnWidth||this.$bricks.outerWidth(!0)||t,this.columnWidth+=this.options.gutterWidth,this.cols=Math.floor((t+this.options.gutterWidth)/this.columnWidth),this.cols=Math.max(this.cols,1)},_placeBrick:function(e){var n=t(e),r,i,s,o,u;r=Math.ceil(n.outerWidth(!0)/this.columnWidth),r=Math.min(r,this.cols);if(r===1)s=this.colYs;else{i=this.cols+1-r,s=[];for(u=0;u<i;u++)o=this.colYs.slice(u,u+r),s[u]=Math.max.apply(Math,o)}var a=Math.min.apply(Math,s),f=0;for(var l=0,c=s.length;l<c;l++)if(s[l]===a){f=l;break}var h={top:a+this.offset.y};h[this.horizontalDirection]=this.columnWidth*f+this.offset.x,this.styleQueue.push({$el:n,style:h});var p=a+n.outerHeight(!0),d=this.cols+1-c;for(l=0;l<d;l++)this.colYs[f+l]=p},resize:function(){var e=this.cols;this._getColumns(),(this.isFluid||this.cols!==e)&&this._reLayout()},_reLayout:function(e){var t=this.cols;this.colYs=[];while(t--)this.colYs.push(0);this.layout(this.$bricks,e)},reloadItems:function(){this.$bricks=this._getBricks(this.element.children())},reload:function(e){this.reloadItems(),this._init(e)},appended:function(e,t,n){if(t){this._filterFindBricks(e).css({top:this.element.height()});var r=this;setTimeout(function(){r._appended(e,n)},1)}else this._appended(e,n)},_appended:function(e,t){var n=this._getBricks(e);this.$bricks=this.$bricks.add(n),this.layout(n,t)},remove:function(e){this.$bricks=this.$bricks.not(e),e.remove()},destroy:function(){this.$bricks.removeClass("masonry-brick").each(function(){this.style.position="",this.style.top="",this.style.left=""});var n=this.element[0].style;for(var r in this.originalStyle)n[r]=this.originalStyle[r];this.element.unbind(".masonry").removeClass("masonry").removeData("masonry"),t(e).unbind(".masonry")}},t.fn.imagesLoaded=function(e){function u(){e.call(n,r)}function a(e){var n=e.target;n.src!==s&&t.inArray(n,o)===-1&&(o.push(n),--i<=0&&(setTimeout(u),r.unbind(".imagesLoaded",a)))}var n=this,r=n.find("img").add(n.filter("img")),i=r.length,s="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==",o=[];return i||u(),r.bind("load.imagesLoaded error.imagesLoaded",a).each(function(){var e=this.src;this.src=s,this.src=e}),n};var s=function(t){e.console&&e.console.error(t)};t.fn.masonry=function(e){if(typeof e=="string"){var n=Array.prototype.slice.call(arguments,1);this.each(function(){var r=t.data(this,"masonry");if(!r){s("cannot call methods on masonry prior to initialization; attempted to call method '"+e+"'");return}if(!t.isFunction(r[e])||e.charAt(0)==="_"){s("no such method '"+e+"' for masonry instance");return}r[e].apply(r,n)})}else this.each(function(){var n=t.data(this,"masonry");n?(n.option(e||{}),n._init()):t.data(this,"masonry",new t.Mason(e,this))});return this}})(window,jQuery);/**********jquery.masonry.min.js end*************/
$(document).ready(function(e) {
//延迟加载
$("img.lazy").lazyload({
effect: "fadeIn",
threshold : 300,
failurelimit:10
});
//瀑布流
$container.each(function() {
$(".image-show-list").imagesLoaded(function () {
$container.masonry({itemSelector: ".flow-box", singleMode: true, isAnimated: false, isresizeable: true});
});
})
});
填写对应的class名即可
img=>lazy
包裹瀑布流块的父级元素class名image-show-list
瀑布流块级元素class名 flow-box
