vanilla-lazyload - npm Package Compare versions

Comparing version 4.0.2 to 4.0.3

bower.json

@@ -0,0 +0,0 @@ {

demos/perf/jquery.lazyload.min.js

 /*! Lazy Load 1.9.3 - MIT license - Copyright 2010-2013 Mika Tuupola */
 !function(a,b,c,d){var e=a(b);a.fn.lazyload=function(f){function g(){var b=0;i.each(function(){var c=a(this);if(!j.skip_invisible||c.is(":visible"))if(a.abovethetop(this,j)||a.leftofbegin(this,j));else if(a.belowthefold(this,j)||a.rightoffold(this,j)){if(++b>j.failure_limit)return!1}else c.trigger("appear"),b=0})}var h,i=this,j={threshold:0,failure_limit:0,event:"scroll",effect:"show",container:b,data_attribute:"original",skip_invisible:!0,appear:null,load:null,placeholder:"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB/AAffA0nNPuCLAAAAAElFTkSuQmCC"};return f&&(d!==f.failurelimit&&(f.failure_limit=f.failurelimit,delete f.failurelimit),d!==f.effectspeed&&(f.effect_speed=f.effectspeed,delete f.effectspeed),a.extend(j,f)),h=j.container===d||j.container===b?e:a(j.container),0===j.event.indexOf("scroll")&&h.bind(j.event,function(){return g()}),this.each(function(){var b=this,c=a(b);b.loaded=!1,(c.attr("src")===d||c.attr("src")===!1)&&c.is("img")&&c.attr("src",j.placeholder),c.one("appear",function(){if(!this.loaded){if(j.appear){var d=i.length;j.appear.call(b,d,j)}a("<img />").bind("load",function(){var d=c.attr("data-"+j.data_attribute);c.hide(),c.is("img")?c.attr("src",d):c.css("background-image","url('"+d+"')"),c[j.effect](j.effect_speed),b.loaded=!0;var e=a.grep(i,function(a){return!a.loaded});if(i=a(e),j.load){var f=i.length;j.load.call(b,f,j)}}).attr("src",c.attr("data-"+j.data_attribute))}}),0!==j.event.indexOf("scroll")&&c.bind(j.event,function(){b.loaded||c.trigger("appear")})}),e.bind("resize",function(){g()}),/(?:iphone|ipod|ipad).*os 5/gi.test(navigator.appVersion)&&e.bind("pageshow",function(b){b.originalEvent&&b.originalEvent.persisted&&i.each(function(){a(this).trigger("appear")})}),a(c).ready(function(){g()}),this},a.belowthefold=function(c,f){var g;return g=f.container===d||f.container===b?(b.innerHeight?b.innerHeight:e.height())+e.scrollTop():a(f.container).offset().top+a(f.container).height(),g<=a(c).offset().top-f.threshold},a.rightoffold=function(c,f){var g;return g=f.container===d||f.container===b?e.width()+e.scrollLeft():a(f.container).offset().left+a(f.container).width(),g<=a(c).offset().left-f.threshold},a.abovethetop=function(c,f){var g;return g=f.container===d||f.container===b?e.scrollTop():a(f.container).offset().top,g>=a(c).offset().top+f.threshold+a(c).height()},a.leftofbegin=function(c,f){var g;return g=f.container===d||f.container===b?e.scrollLeft():a(f.container).offset().left,g>=a(c).offset().left+f.threshold+a(c).width()},a.inviewport=function(b,c){return!(a.rightoffold(b,c)||a.leftofbegin(b,c)||a.belowthefold(b,c)||a.abovethetop(b,c))},a.extend(a.expr[":"],{"below-the-fold":function(b){return a.belowthefold(b,{threshold:0})},"above-the-top":function(b){return!a.belowthefold(b,{threshold:0})},"right-of-screen":function(b){return a.rightoffold(b,{threshold:0})},"left-of-screen":function(b){return!a.rightoffold(b,{threshold:0})},"in-viewport":function(b){return a.inviewport(b,{threshold:0})},"above-the-fold":function(b){return!a.belowthefold(b,{threshold:0})},"right-of-fold":function(b){return a.rightoffold(b,{threshold:0})},"left-of-fold":function(b){return!a.rightoffold(b,{threshold:0})}})}(jQuery,window,document);

dist/lazyload.min.js

@@ -1,2 +0,2 @@
-!function(a,b){"function"==typeof define&&define.amd?define([],b):"object"==typeof exports?module.exports=b():a.LazyLoad=b()}(this,function(){function a(){k||(j={elements_selector:"img",container:window,threshold:300,throttle:150,data_src:"original",data_srcset:"original-set",class_loading:"loading",class_loaded:"loaded",skip_invisible:!0,callback_load:null,callback_error:null,callback_set:null,callback_processed:null},k=!0)}function b(a,b,c){function d(){return window.innerWidth||l.documentElement.clientWidth||document.body.clientWidth}function e(){return window.innerHeight||l.documentElement.clientHeight||document.body.clientHeight}function f(a){return a.getBoundingClientRect().top+m-l.documentElement.clientTop}function g(a){return a.getBoundingClientRect().left+n-l.documentElement.clientLeft}function h(){var d;return d=b===window?e()+m:f(b)+b.offsetHeight,d<=f(a)-c}function i(){var e;return e=b===window?d()+window.pageXOffset:g(b)+d(),e<=g(a)-c}function j(){var d;return d=b===window?m:f(b),d>=f(a)+c+a.offsetHeight}function k(){var d;return d=b===window?n:g(b),d>=g(a)+c+a.offsetWidth}var l,m,n;return l=a.ownerDocument,m=window.pageYOffset||l.body.scrollTop,n=window.pageXOffset||l.body.scrollLeft,!(h()||j()||i()||k())}function c(){var a=new Date;return a.getTime()}function d(a,b){var c,d={};for(c in a)a.hasOwnProperty(c)&&(d[c]=a[c]);for(c in b)b.hasOwnProperty(c)&&(d[c]=b[c]);return d}function e(a){try{return Array.prototype.slice.call(a)}catch(e){var b,c=[],d=a.length;for(b=0;b<d;b++)c.push(a[b]);return c}}function f(a,b){var c=a.parentElement;if("PICTURE"===c.tagName)for(var d=0;d<c.children.length;d++){var e=c.children[d];if("SOURCE"===e.tagName){var f=e.getAttribute("data-"+b);f&&e.setAttribute("srcset",f)}}}function g(a,b,c){var d=a.tagName,e=a.getAttribute("data-"+c);if("IMG"===d){f(a,b);var g=a.getAttribute("data-"+b);return g&&a.setAttribute("srcset",g),void(e&&a.setAttribute("src",e))}return"IFRAME"===d?void(e&&a.setAttribute("src",e)):void(a.style.backgroundImage="url("+e+")")}function h(a,b){return function(){return a.apply(b,arguments)}}function i(b){a(),this._settings=d(j,b),this._queryOriginNode=this._settings.container===window?document:this._settings.container,this._previousLoopTime=0,this._loopTimeout=null,this._handleScrollFn=h(this.handleScroll,this),window.addEventListener("resize",this._handleScrollFn),this.update()}var j,k=!1;return i.prototype._showOnAppear=function(a){function b(){a.removeEventListener("load",c),a.classList.remove(d.class_loading),d.callback_error&&d.callback_error(a)}function c(){null!==d&&(d.callback_load&&d.callback_load(a),a.classList.remove(d.class_loading),a.classList.add(d.class_loaded),a.removeEventListener("load",c),a.removeEventListener("error",b))}var d=this._settings;"IMG"!==a.tagName&&"IFRAME"!==a.tagName||(a.addEventListener("load",c),a.addEventListener("error",b),a.classList.add(d.class_loading)),g(a,d.data_srcset,d.data_src),d.callback_set&&d.callback_set(a)},i.prototype._loopThroughElements=function(){var a,c,d=this._settings,e=this._elements,f=e?e.length:0,g=[];for(a=0;a<f;a++)c=e[a],d.skip_invisible&&null===c.offsetParent||b(c,d.container,d.threshold)&&(this._showOnAppear(c),g.push(a),c.wasProcessed=!0);for(;g.length>0;)e.splice(g.pop(),1),d.callback_processed&&d.callback_processed(e.length);0===f&&this._stopScrollHandler()},i.prototype._purgeElements=function(){var a,b,c=this._elements,d=c.length,e=[];for(a=0;a<d;a++)b=c[a],b.wasProcessed&&e.push(a);for(;e.length>0;)c.splice(e.pop(),1)},i.prototype._startScrollHandler=function(){this._isHandlingScroll||(this._isHandlingScroll=!0,this._settings.container.addEventListener("scroll",this._handleScrollFn))},i.prototype._stopScrollHandler=function(){this._isHandlingScroll&&(this._isHandlingScroll=!1,this._settings.container.removeEventListener("scroll",this._handleScrollFn))},i.prototype.handleScroll=function(){var a,b,d;this._settings&&(b=c(),d=this._settings.throttle,0!==d?(a=d-(b-this._previousLoopTime),a<=0||a>d?(this._loopTimeout&&(clearTimeout(this._loopTimeout),this._loopTimeout=null),this._previousLoopTime=b,this._loopThroughElements()):this._loopTimeout||(this._loopTimeout=setTimeout(h(function(){this._previousLoopTime=c(),this._loopTimeout=null,this._loopThroughElements()},this),a))):this._loopThroughElements())},i.prototype.update=function(){this._elements=e(this._queryOriginNode.querySelectorAll(this._settings.elements_selector)),this._purgeElements(),this._loopThroughElements(),this._startScrollHandler()},i.prototype.destroy=function(){window.removeEventListener("resize",this._handleScrollFn),this._loopTimeout&&(clearTimeout(this._loopTimeout),this._loopTimeout=null),this._stopScrollHandler(),this._elements=null,this._queryOriginNode=null,this._settings=null},i});
+!function(a,b){"function"==typeof define&&define.amd?define([],b):"object"==typeof exports?module.exports=b():a.LazyLoad=b()}(this,function(){function a(){k||(j={elements_selector:"img",container:window,threshold:300,throttle:150,data_src:"original",data_srcset:"original-set",class_loading:"loading",class_loaded:"loaded",skip_invisible:!0,callback_load:null,callback_error:null,callback_set:null,callback_processed:null},k=!0)}function b(a,b,c){function d(){return window.innerWidth||l.documentElement.clientWidth||document.body.clientWidth}function e(){return window.innerHeight||l.documentElement.clientHeight||document.body.clientHeight}function f(a){return a.getBoundingClientRect().top+m-l.documentElement.clientTop}function g(a){return a.getBoundingClientRect().left+n-l.documentElement.clientLeft}function h(){var d;return d=b===window?e()+m:f(b)+b.offsetHeight,d<=f(a)-c}function i(){var e;return e=b===window?d()+window.pageXOffset:g(b)+d(),e<=g(a)-c}function j(){var d;return d=b===window?m:f(b),d>=f(a)+c+a.offsetHeight}function k(){var d;return d=b===window?n:g(b),d>=g(a)+c+a.offsetWidth}var l,m,n;return l=a.ownerDocument,m=window.pageYOffset||l.body.scrollTop,n=window.pageXOffset||l.body.scrollLeft,!(h()||j()||i()||k())}function c(){var a=new Date;return a.getTime()}function d(a,b){var c,d={};for(c in a)a.hasOwnProperty(c)&&(d[c]=a[c]);for(c in b)b.hasOwnProperty(c)&&(d[c]=b[c]);return d}function e(a){return Array.prototype.slice.call(a)}function f(a,b){var c=a.parentElement;if("PICTURE"===c.tagName)for(var d=0;d<c.children.length;d++){var e=c.children[d];if("SOURCE"===e.tagName){var f=e.getAttribute("data-"+b);f&&e.setAttribute("srcset",f)}}}function g(a,b,c){var d=a.tagName,e=a.getAttribute("data-"+c);if("IMG"===d){f(a,b);var g=a.getAttribute("data-"+b);return g&&a.setAttribute("srcset",g),void(e&&a.setAttribute("src",e))}return"IFRAME"===d?void(e&&a.setAttribute("src",e)):void(a.style.backgroundImage="url("+e+")")}function h(a,b){return function(){return a.apply(b,arguments)}}function i(b){a(),this._settings=d(j,b),this._queryOriginNode=this._settings.container===window?document:this._settings.container,this._previousLoopTime=0,this._loopTimeout=null,this._handleScrollFn=h(this.handleScroll,this),window.addEventListener("resize",this._handleScrollFn),this.update()}var j,k=!1;return i.prototype._showOnAppear=function(a){function b(){a.removeEventListener("load",c),a.classList.remove(d.class_loading),d.callback_error&&d.callback_error(a)}function c(){null!==d&&(d.callback_load&&d.callback_load(a),a.classList.remove(d.class_loading),a.classList.add(d.class_loaded),a.removeEventListener("load",c),a.removeEventListener("error",b))}var d=this._settings;"IMG"!==a.tagName&&"IFRAME"!==a.tagName||(a.addEventListener("load",c),a.addEventListener("error",b),a.classList.add(d.class_loading)),g(a,d.data_srcset,d.data_src),d.callback_set&&d.callback_set(a)},i.prototype._loopThroughElements=function(){var a,c,d=this._settings,e=this._elements,f=e?e.length:0,g=[];for(a=0;a<f;a++)c=e[a],d.skip_invisible&&null===c.offsetParent||b(c,d.container,d.threshold)&&(this._showOnAppear(c),g.push(a),c.wasProcessed=!0);for(;g.length>0;)e.splice(g.pop(),1),d.callback_processed&&d.callback_processed(e.length);0===f&&this._stopScrollHandler()},i.prototype._purgeElements=function(){var a,b,c=this._elements,d=c.length,e=[];for(a=0;a<d;a++)b=c[a],b.wasProcessed&&e.push(a);for(;e.length>0;)c.splice(e.pop(),1)},i.prototype._startScrollHandler=function(){this._isHandlingScroll||(this._isHandlingScroll=!0,this._settings.container.addEventListener("scroll",this._handleScrollFn))},i.prototype._stopScrollHandler=function(){this._isHandlingScroll&&(this._isHandlingScroll=!1,this._settings.container.removeEventListener("scroll",this._handleScrollFn))},i.prototype.handleScroll=function(){var a,b,d;this._settings&&(b=c(),d=this._settings.throttle,0!==d?(a=d-(b-this._previousLoopTime),a<=0||a>d?(this._loopTimeout&&(clearTimeout(this._loopTimeout),this._loopTimeout=null),this._previousLoopTime=b,this._loopThroughElements()):this._loopTimeout||(this._loopTimeout=setTimeout(h(function(){this._previousLoopTime=c(),this._loopTimeout=null,this._loopThroughElements()},this),a))):this._loopThroughElements())},i.prototype.update=function(){this._elements=e(this._queryOriginNode.querySelectorAll(this._settings.elements_selector)),this._purgeElements(),this._loopThroughElements(),this._startScrollHandler()},i.prototype.destroy=function(){window.removeEventListener("resize",this._handleScrollFn),this._loopTimeout&&(clearTimeout(this._loopTimeout),this._loopTimeout=null),this._stopScrollHandler(),this._elements=null,this._queryOriginNode=null,this._settings=null},i});
 //# sourceMappingURL=lazyload.min.js.map

Gruntfile.js

@@ -0,0 +0,0 @@ module.exports = function(grunt) {

license.md

@@ -0,0 +0,0 @@ The MIT License (MIT)

package.json

 {
     "name": "vanilla-lazyload",
-    "version": "4.0.2",
+    "version": "4.0.3",
     "description": "A fast, lightweight script to load images as they enter the viewport. Supporting responsive images (both srcset + sizes and picture).",
@@ -41,2 +41,2 @@ "main": "dist/lazyload.min.js",
     "homepage": "http://verlok.github.io/lazyload"
-}
+}

README.md

@@ -109,3 +109,3 @@ # LazyLoad (aka Vanilla LazyLoad)
     elements_selector: ".showCase img",
-    throttle: 30,
+    throttle: 200,
     data_src: "src",
@@ -169,3 +169,3 @@ data_srcset: "srcset",
 | `threshold` | The distance out of the viewport, expressed in pixel, before which to start loading the images | `300` |
-| `throttle` | The time that has to pass between one element parsing and the following, when fast scroll events occur | `40` |
+| `throttle` | The time that has to pass between one element parsing and the following, when fast scroll events occur | `150` |
 | `data_src` | The name of the data attribute containing the original image source. The "data-" is automatically added. | `"original"` |
@@ -252,6 +252,11 @@ | `data_srcset` | The name of the data attribute containing the original image source set. The "data-" is automatically added. If you also need to add the `sizes` attribute, you can do it directly to you `img` tag, as [`sizes` gets ignored when the `srcset` attribute is missing](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/img) . | `"original-set"` |
 
+#### Hundreds of images demo
+
+This demo shows the performance of LazyLoad **with 300+ images** on the page.
+
+[See it in action](http://verlok.github.io/lazyload/demos/hundreds.html) | [View source](https://github.com/verlok/lazyload/blob/master/demos/hundreds.html)
+
 ## Browser support
 
-Browser support is starting from **Internet Explorer 8** up.
-Please mind that you can't use CSS 3 selectors in IE8, so beware of them if you change the `elements_selector` default option.
+Browser support is starting from **Internet Explorer 10** up.
 
@@ -258,0 +263,0 @@ ## Install

src/lazyload.js

@@ -130,13 +130,3 @@ (function(root, factory) {
     function _convertToArray(nodeSet) {
-        try {
-            return Array.prototype.slice.call(nodeSet);
-        } catch (e) {
-            var array = [],
-                i, l = nodeSet.length;
-
-            for (i = 0; i < l; i++) {
-                array.push(nodeSet[i]);
-            }
-            return array;
-        }
+        return Array.prototype.slice.call(nodeSet);
     }
@@ -143,0 +133,0 @@

todo.md

@@ -0,0 +0,0 @@ TODO

typings/lazyload.d.ts

@@ -0,0 +0,0 @@ interface ILazyLoadOptions {

No alert changes

Improved metrics

Total package byte prevSize

853806

increased by0.66%

Number of lines in readme file

285

increased by1.79%

Worsened metrics

Lines of code

432

decreased by-2.04%

No dependency changes