scroll-parallax - npm Package Compare versions

Comparing version 1.0.0 to 1.0.1

dist/Parallax.js

@@ -96,3 +96,3 @@ (function webpackUniversalModuleDefinition(root, factory) {
 	var Parallax = (function () {
-	  function Parallax(els) {
+	  function Parallax(selector) {
 	    var opts = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
@@ -106,5 +106,5 @@
 	    this.opts = opts;
+	    this.selector = selector;
 	    this.canvases = [];
-	    this.add(els);
-	    if (!this.canvases.length) return console.warn('No images were found with the selector "' + els + '"'); // undefined
+	    this.add(selector);
 	    // lazy stage instance initialization
@@ -124,4 +124,10 @@ if (!stage) stage = new _Stage2['default']();
 	    value: function init() {
-	      this.imagesLoaded = 0;
-	      this.bind();
+
+	      if (!this.canvases.length) {
+	        console.warn('No images were found with the selector "' + this.selector + '"');
+	      } else {
+	        this.imagesLoaded = 0;
+	        this.bind();
+	      }
+
 	      return this;
@@ -203,3 +209,5 @@ }
 	    value: function scroll(scrollTop) {
-	      var i = this.canvases.length;
+	      var i = this.canvases.length,
+	          offsetYBounds = this.opts.offsetYBounds,
+	          stageScrollTop = stage.scrollTop;
 
@@ -209,5 +217,3 @@ while (i--) {
 	        var canvas = this.canvases[i],
-	            stageScrollTop = stage.scrollTop,
 	            canvasHeight = canvas.size.height,
-	            offsetYBounds = this.opts.offsetYBounds,
 	            canvasOffset = canvas.offset,
@@ -222,2 +228,4 @@ canvasScrollDelta = canvasOffset.top + canvasHeight - stageScrollTop;
 
+	      this.trigger('update', stageScrollTop);
+
 	      return this;
@@ -224,0 +232,0 @@ }

dist/Parallax.min.js

@@ -1,1 +0,1 @@
-!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.Parallax=e():t.Parallax=e()}(this,function(){return function(t){function e(i){if(n[i])return n[i].exports;var r=n[i]={exports:{},id:i,loaded:!1};return t[i].call(r.exports,r,r.exports,e),r.loaded=!0,r.exports}var n={};return e.m=t,e.c=n,e.p="",e(0)}([function(t,e,n){"use strict";function i(t){return t&&t.__esModule?t:{"default":t}}function r(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var s,o=function(){function t(t,e){for(var n=0;n<e.length;n++){var i=e[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,n,i){return n&&t(e.prototype,n),i&&t(e,i),e}}(),a=n(1),u=n(2),c=i(u),f=n(4),h=i(f),l=n(3),d=i(l),g=function(){function t(e){var n=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];return r(this,t),d["default"](this),this.opts=n,this.canvases=[],this.add(e),this.canvases.length?(s||(s=new c["default"]),this):console.warn('No images were found with the selector "'+e+'"')}return o(t,[{key:"init",value:function(){return this.imagesLoaded=0,this.bind(),this}},{key:"bind",value:function(){var t=this;return this._onResize=function(){for(var e=arguments.length,n=Array(e),i=0;e>i;i++)n[i]=arguments[i];return t.resize.apply(t,n)},this._onScroll=function(){for(var e=arguments.length,n=Array(e),i=0;e>i;i++)n[i]=arguments[i];return t.scroll.apply(t,n)},s.on("resize",this._onResize),s.on("scroll",this._onScroll),this.canvases.forEach(function(e){e.one("loaded",function(){return t.onCanvasLoaded(e)}),e.load()}),this}},{key:"refresh",value:function(){return this.onResize(s.size).onScroll(s.scrollTop),this}},{key:"onCanvasLoaded",value:function(t){return this.trigger("image:loaded",t.img,t),this.imagesLoaded++,t.draw(s),this.imagesLoaded==this.canvases.length&&this.trigger("images:loaded"),this}},{key:"scroll",value:function(t){for(var e=this.canvases.length;e--;){var n=this.canvases[e],i=s.scrollTop,r=n.size.height,o=this.opts.offsetYBounds,a=n.offset,u=a.top+r-i;n.isLoaded&&u+o>0&&u-o<i+s.height&&(n.draw(s),this.trigger("draw",n.img))}return this}},{key:"add",value:function(t){return this.canvases=this.canvases.concat(this.createCanvases(a.$$(t))),this}},{key:"remove",value:function(t){var e=this;return a.$$(t).forEach(function(t){for(var n=e.canvases.length;n--;)if(t==e.canvases[n].img){e.canvases.splice(n,1);break}}),this}},{key:"destroy",value:function(){return this.off("*"),s.off("resize",this._onResize).off("scroll",this._onScroll),this}},{key:"resize",value:function(t){for(var e=this.canvases.length;e--;){var n=this.canvases[e];if(!n.isLoaded)return;n.update().draw(s)}return this.trigger("resize"),this}},{key:"createCanvases",value:function(t){var e=this;return t.map(function(t){var n=a.elementData(t);return new h["default"](t,{intensity:a.isUndefined(n.intensity)?e.opts.intensity:+n.intensity,center:a.isUndefined(n.center)?e.opts.center:+n.center})})}},{key:"opts",set:function(t){this._defaults={offsetYBounds:50,intensity:30,center:.5},a.extend(this._defaults,t)},get:function(){return this._defaults}}]),t}();e["default"]=g,t.exports=e["default"]},function(t,e){"use strict";Object.defineProperty(e,"__esModule",{value:!0}),e["default"]={$$:function(t,e){var n;return n="string"==typeof t?(e||document).querySelectorAll(t):t,Array.prototype.slice.call(n)},$:function(t,e){return(e||document).querySelector(t)},extend:function(t){for(var e,n=arguments,i=1;i<n.length;++i)if(e=n[i])for(var r in e)t[r]=e[r];return t},isUndefined:function(t){return"undefined"==typeof t},elementData:function(t,e){return e?t.dataset[e]||t.getAttribute("data-"+e):t.dataset||Array.prototype.slice.call(t.attributes).reduce(function(t,e){return/data-/.test(e.name)&&(t[e.name]=e.value),t},{})},prefix:function n(t,e,i){for(var r=["ms","o","Moz","webkit",""],s=r.length;s--;){var n=r[s],o=n?n+e[0].toUpperCase()+e.substr(1):e.toLowerCase()+e.substr(1);if(o in t)return t[o]=i,!0}return!1}},t.exports=e["default"]},function(t,e,n){"use strict";function i(t){return t&&t.__esModule?t:{"default":t}}function r(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var s=function(){function t(t,e){for(var n=0;n<e.length;n++){var i=e[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,n,i){return n&&t(e.prototype,n),i&&t(e,i),e}}(),o=n(3),a=i(o),u=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.msRequestAnimationFrame||window.oRequestAnimationFrame||function(t){setTimeout(t,1e3/60)},c=20,f=function(){function t(){r(this,t),a["default"](this),this.resizeTimer=null,this.tick=!1,this.bind()}return s(t,[{key:"bind",value:function(){var t=this;return window.addEventListener("scroll",function(){return t.scroll()},!0),window.addEventListener("mousewheel",function(){return t.scroll()},!0),window.addEventListener("touchmove",function(){return t.scroll()},!0),window.addEventListener("resize",function(){return t.resize()},!0),window.addEventListener("orientationchange",function(){return t.resize()},!0),window.onload=function(){return t.scroll()},this}},{key:"scroll",value:function(){var t=this;return this.tick?this:(this.tick=!this.tick,u(function(){return t.update()}),this)}},{key:"update",value:function(){return this.trigger("scroll",this.scrollTop),this.tick=!this.tick,this}},{key:"resize",value:function(){var t=this;return this.resizeTimer&&clearTimeout(this.resizeTimer),this.resizeTimer=setTimeout(function(){return t.trigger("resize",t.size)},c),this}},{key:"scrollTop",get:function(){var t=(window.pageYOffset||document.scrollTop)-(document.clientTop||0);return window.isNaN(t)?0:t}},{key:"height",get:function(){return window.innerHeight}},{key:"width",get:function(){return window.innerWidth}},{key:"size",get:function(){return{width:this.width,height:this.height}}}]),t}();e["default"]=f,t.exports=e["default"]},function(t,e,n){!function(e,n){var i=function(t){t=t||{};var e={},n=function(t,e){t.replace(/\S+/g,e)};return t.on=function(i,r){return"function"!=typeof r?t:(n(i,function(t,n){(e[t]=e[t]||[]).push(r),r.typed=n>0}),t)},t.off=function(i,r){return"*"==i?e={}:n(i,function(t){if(r)for(var n,i=e[t],s=0;n=i&&i[s];++s)n==r&&i.splice(s--,1);else delete e[t]}),t},t.one=function(e,n){function i(){t.off(e,i),n.apply(t,arguments)}return t.on(e,i)},t.trigger=function(i){var r=[].slice.call(arguments,1);return n(i,function(n){for(var i,s=(e[n]||[]).slice(0),o=0;i=s[o];++o){if(i.busy)return;i.busy=1;try{i.apply(t,i.typed?[n].concat(r):r)}catch(a){}s[o]!==i&&o--,i.busy=0}e.all&&"all"!=n&&t.trigger.apply(t,["all",n].concat(r))}),t},t};t.exports=i}("undefined"!=typeof window?window:void 0)},function(t,e,n){"use strict";function i(t){return t&&t.__esModule?t:{"default":t}}function r(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var s=function(){function t(t,e){for(var n=0;n<e.length;n++){var i=e[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,n,i){return n&&t(e.prototype,n),i&&t(e,i),e}}(),o=n(1),a=n(3),u=i(a),c=function(t){return o.prefix(t.style,"transform","translate3d(0, 0, 0)"),/translate3d/g.test(t.style.cssText)}(document.createElement("div")),f=function(){function t(e,n){r(this,t),u["default"](this),this.opts=n,this.img=e,this.wrapper=e.parentNode,this.isLoaded=!1}return s(t,[{key:"load",value:function(){var t=this;return this.img.width&&this.img.width&&this.img.complete?this.onImageLoaded():this.img.onload=function(){return t.onImageLoaded()},this}},{key:"onImageLoaded",value:function(){return this.isLoaded=!0,this.update(),this.trigger("loaded",this.img),this}},{key:"update",value:function(){var t=this.img.naturalWidth||this.img.width,e=this.img.naturalHeight||this.img.height,n=t/e,i=this.size;return i.width/n<=i.height?(this.img.height=i.height,this.img.width=i.height*n):(this.img.width=i.width,this.img.height=i.width/n),this.img.style.top=-~~((this.img.height-i.height)/2)+"px",this.img.style.left=-~~((this.img.width-i.width)/2)+"px",this}},{key:"draw",value:function(t){var e=this.size,n=(this.offset.top+e.height*this.opts.center+t.height/2-t.scrollTop)/t.height-1;return n*=this.img.height/e.height/2*this.opts.intensity,c?o.prefix(this.img.style,"transform","translate3d(0, "+-n+"%, 0)"):o.prefix(this.img.style,"transform","translate(0, "+-n+"%)"),this}},{key:"bounds",get:function(){return this.wrapper.getBoundingClientRect()}},{key:"offset",get:function(){return{top:this.wrapper.offsetTop,left:this.wrapper.offsetLeft}}},{key:"size",get:function(){var t=this.bounds;return{height:0|t.height,width:0|t.width}}}]),t}();e["default"]=f,t.exports=e["default"]}])});
+!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.Parallax=e():t.Parallax=e()}(this,function(){return function(t){function e(i){if(n[i])return n[i].exports;var r=n[i]={exports:{},id:i,loaded:!1};return t[i].call(r.exports,r,r.exports,e),r.loaded=!0,r.exports}var n={};return e.m=t,e.c=n,e.p="",e(0)}([function(t,e,n){"use strict";function i(t){return t&&t.__esModule?t:{"default":t}}function r(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var s,o=function(){function t(t,e){for(var n=0;n<e.length;n++){var i=e[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,n,i){return n&&t(e.prototype,n),i&&t(e,i),e}}(),a=n(1),u=n(2),c=i(u),f=n(4),h=i(f),l=n(3),d=i(l),g=function(){function t(e){var n=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];return r(this,t),d["default"](this),this.opts=n,this.selector=e,this.canvases=[],this.add(e),s||(s=new c["default"]),this}return o(t,[{key:"init",value:function(){return this.canvases.length?(this.imagesLoaded=0,this.bind()):console.warn('No images were found with the selector "'+this.selector+'"'),this}},{key:"bind",value:function(){var t=this;return this._onResize=function(){for(var e=arguments.length,n=Array(e),i=0;e>i;i++)n[i]=arguments[i];return t.resize.apply(t,n)},this._onScroll=function(){for(var e=arguments.length,n=Array(e),i=0;e>i;i++)n[i]=arguments[i];return t.scroll.apply(t,n)},s.on("resize",this._onResize),s.on("scroll",this._onScroll),this.canvases.forEach(function(e){e.one("loaded",function(){return t.onCanvasLoaded(e)}),e.load()}),this}},{key:"refresh",value:function(){return this.onResize(s.size).onScroll(s.scrollTop),this}},{key:"onCanvasLoaded",value:function(t){return this.trigger("image:loaded",t.img,t),this.imagesLoaded++,t.draw(s),this.imagesLoaded==this.canvases.length&&this.trigger("images:loaded"),this}},{key:"scroll",value:function(t){for(var e=this.canvases.length,n=this.opts.offsetYBounds,i=s.scrollTop;e--;){var r=this.canvases[e],o=r.size.height,a=r.offset,u=a.top+o-i;r.isLoaded&&u+n>0&&u-n<i+s.height&&(r.draw(s),this.trigger("draw",r.img))}return this.trigger("update",i),this}},{key:"add",value:function(t){return this.canvases=this.canvases.concat(this.createCanvases(a.$$(t))),this}},{key:"remove",value:function(t){var e=this;return a.$$(t).forEach(function(t){for(var n=e.canvases.length;n--;)if(t==e.canvases[n].img){e.canvases.splice(n,1);break}}),this}},{key:"destroy",value:function(){return this.off("*"),s.off("resize",this._onResize).off("scroll",this._onScroll),this}},{key:"resize",value:function(t){for(var e=this.canvases.length;e--;){var n=this.canvases[e];if(!n.isLoaded)return;n.update().draw(s)}return this.trigger("resize"),this}},{key:"createCanvases",value:function(t){var e=this;return t.map(function(t){var n=a.elementData(t);return new h["default"](t,{intensity:a.isUndefined(n.intensity)?e.opts.intensity:+n.intensity,center:a.isUndefined(n.center)?e.opts.center:+n.center})})}},{key:"opts",set:function(t){this._defaults={offsetYBounds:50,intensity:30,center:.5},a.extend(this._defaults,t)},get:function(){return this._defaults}}]),t}();e["default"]=g,t.exports=e["default"]},function(t,e){"use strict";Object.defineProperty(e,"__esModule",{value:!0}),e["default"]={$$:function(t,e){var n;return n="string"==typeof t?(e||document).querySelectorAll(t):t,Array.prototype.slice.call(n)},$:function(t,e){return(e||document).querySelector(t)},extend:function(t){for(var e,n=arguments,i=1;i<n.length;++i)if(e=n[i])for(var r in e)t[r]=e[r];return t},isUndefined:function(t){return"undefined"==typeof t},elementData:function(t,e){return e?t.dataset[e]||t.getAttribute("data-"+e):t.dataset||Array.prototype.slice.call(t.attributes).reduce(function(t,e){return/data-/.test(e.name)&&(t[e.name]=e.value),t},{})},prefix:function n(t,e,i){for(var r=["ms","o","Moz","webkit",""],s=r.length;s--;){var n=r[s],o=n?n+e[0].toUpperCase()+e.substr(1):e.toLowerCase()+e.substr(1);if(o in t)return t[o]=i,!0}return!1}},t.exports=e["default"]},function(t,e,n){"use strict";function i(t){return t&&t.__esModule?t:{"default":t}}function r(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var s=function(){function t(t,e){for(var n=0;n<e.length;n++){var i=e[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,n,i){return n&&t(e.prototype,n),i&&t(e,i),e}}(),o=n(3),a=i(o),u=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.msRequestAnimationFrame||window.oRequestAnimationFrame||function(t){setTimeout(t,1e3/60)},c=20,f=function(){function t(){r(this,t),a["default"](this),this.resizeTimer=null,this.tick=!1,this.bind()}return s(t,[{key:"bind",value:function(){var t=this;return window.addEventListener("scroll",function(){return t.scroll()},!0),window.addEventListener("mousewheel",function(){return t.scroll()},!0),window.addEventListener("touchmove",function(){return t.scroll()},!0),window.addEventListener("resize",function(){return t.resize()},!0),window.addEventListener("orientationchange",function(){return t.resize()},!0),window.onload=function(){return t.scroll()},this}},{key:"scroll",value:function(){var t=this;return this.tick?this:(this.tick=!this.tick,u(function(){return t.update()}),this)}},{key:"update",value:function(){return this.trigger("scroll",this.scrollTop),this.tick=!this.tick,this}},{key:"resize",value:function(){var t=this;return this.resizeTimer&&clearTimeout(this.resizeTimer),this.resizeTimer=setTimeout(function(){return t.trigger("resize",t.size)},c),this}},{key:"scrollTop",get:function(){var t=(window.pageYOffset||document.scrollTop)-(document.clientTop||0);return window.isNaN(t)?0:t}},{key:"height",get:function(){return window.innerHeight}},{key:"width",get:function(){return window.innerWidth}},{key:"size",get:function(){return{width:this.width,height:this.height}}}]),t}();e["default"]=f,t.exports=e["default"]},function(t,e,n){!function(e,n){var i=function(t){t=t||{};var e={},n=function(t,e){t.replace(/\S+/g,e)};return t.on=function(i,r){return"function"!=typeof r?t:(n(i,function(t,n){(e[t]=e[t]||[]).push(r),r.typed=n>0}),t)},t.off=function(i,r){return"*"==i?e={}:n(i,function(t){if(r)for(var n,i=e[t],s=0;n=i&&i[s];++s)n==r&&i.splice(s--,1);else delete e[t]}),t},t.one=function(e,n){function 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0)"),/translate3d/g.test(t.style.cssText)}(document.createElement("div")),f=function(){function t(e,n){r(this,t),u["default"](this),this.opts=n,this.img=e,this.wrapper=e.parentNode,this.isLoaded=!1}return s(t,[{key:"load",value:function(){var t=this;return this.img.width&&this.img.width&&this.img.complete?this.onImageLoaded():this.img.onload=function(){return t.onImageLoaded()},this}},{key:"onImageLoaded",value:function(){return this.isLoaded=!0,this.update(),this.trigger("loaded",this.img),this}},{key:"update",value:function(){var t=this.img.naturalWidth||this.img.width,e=this.img.naturalHeight||this.img.height,n=t/e,i=this.size;return i.width/n<=i.height?(this.img.height=i.height,this.img.width=i.height*n):(this.img.width=i.width,this.img.height=i.width/n),this.img.style.top=-~~((this.img.height-i.height)/2)+"px",this.img.style.left=-~~((this.img.width-i.width)/2)+"px",this}},{key:"draw",value:function(t){var e=this.size,n=(this.offset.top+e.height*this.opts.center+t.height/2-t.scrollTop)/t.height-1;return n*=this.img.height/e.height/2*this.opts.intensity,c?o.prefix(this.img.style,"transform","translate3d(0, "+-n+"%, 0)"):o.prefix(this.img.style,"transform","translate(0, "+-n+"%)"),this}},{key:"bounds",get:function(){return this.wrapper.getBoundingClientRect()}},{key:"offset",get:function(){return{top:this.wrapper.offsetTop,left:this.wrapper.offsetLeft}}},{key:"size",get:function(){var t=this.bounds;return{height:0|t.height,width:0|t.width}}}]),t}();e["default"]=f,t.exports=e["default"]}])});

package.json

 {
   "name": "scroll-parallax",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "ES6/ES2015 unobstrusive modern HW accelerated scrollable images parallax",
@@ -5,0 +5,0 @@ "main": "index.js",

README.md

@@ -101,2 +101,3 @@
   - `resize`: when the parallax images get resized
+  - `update`: when the page is scrolling and the script has updated all the visible images
 
@@ -103,0 +104,0 @@ ```js

src/index.js

@@ -18,3 +18,3 @@ import { $, $$, extend, isUndefined, elementData } from './helpers/helpers'
 class Parallax {
-  constructor(els, opts = {}) {
+  constructor(selector, opts = {}) {
 
@@ -25,6 +25,5 @@ // make this object observable
     this.opts = opts
+    this.selector = selector
     this.canvases = []
-    this.add(els)
-    if (!this.canvases.length)
-      return console.warn(`No images were found with the selector "${els}"`) // undefined
+    this.add(selector)
     // lazy stage instance initialization
@@ -41,4 +40,10 @@ if (!stage)
   init() {
-    this.imagesLoaded = 0
-    this.bind()
+
+    if (!this.canvases.length) {
+      console.warn(`No images were found with the selector "${this.selector}"`)
+    } else {
+      this.imagesLoaded = 0
+      this.bind()
+    }
+
     return this
@@ -93,10 +98,10 @@ }
   scroll(scrollTop) {
-    var i = this.canvases.length
+    var i = this.canvases.length,
+      offsetYBounds = this.opts.offsetYBounds,
+      stageScrollTop = stage.scrollTop
 
     while (i--) {
 
-      var canvas = this.canvases[i],
-        stageScrollTop = stage.scrollTop,
+      let canvas = this.canvases[i],
         canvasHeight = canvas.size.height,
-        offsetYBounds = this.opts.offsetYBounds,
         canvasOffset = canvas.offset,
@@ -116,2 +121,4 @@ canvasScrollDelta = canvasOffset.top + canvasHeight - stageScrollTop
 
+    this.trigger('update', stageScrollTop)
+
     return this
@@ -118,0 +125,0 @@ }

New alerts

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License

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Found 1 instance in 1 package

Fixed alerts

License Policy Violation

License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

3319111

increased by0.03%

Number of package files

34

increased by3.03%

Lines of code

1768

increased by1.61%

Number of lines in readme file

201

increased by0.5%

No dependency changes