sweet-scroll - npm Package Compare versions

Comparing version 0.1.3 to 0.2.0

package.json

 {
   "name": "sweet-scroll",
-  "version": "0.1.3",
+  "version": "0.2.0",
   "description": "Modern and the sweet smooth scroll library.",
@@ -55,2 +55,3 @@ "main": "sweet-scroll.js",
     "karma-phantomjs-shim": "^1.1.2",
+    "mocha": "^2.4.4",
     "phantomjs": "^1.9.19",
@@ -57,0 +58,0 @@ "power-assert": "^1.2.0",

README.md

@@ -210,2 +210,3 @@ sweet-scroll.js
 * `toLeft(distance, options = {})`
+* `toElement($el, options = {})`
 * `update(options = {})`
@@ -306,2 +307,16 @@ * `stop(gotoEnd = false)`
 
+### toElement($el, options = {})
+
+**$el: {HTMLElement}**  
+**options: {object}**
+
+Scroll animation to the specified `HTMLElement`.
+
+**Example:**
+
+```javascript
+sweetScroll.toElement(document.getElementById("content"));
+```
+
+
 ### update(options = {})
@@ -308,0 +323,0 @@

sweet-scroll.js

@@ -8,3 +8,3 @@ /*!
  * @license MIT
- * @version 0.1.3
+ * @version 0.2.0
  */
@@ -17,3 +17,4 @@ (function (global, factory) {
 
-  var babelHelpers_typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
+  var babelHelpers = {};
+  babelHelpers.typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
     return typeof obj;
@@ -24,3 +25,3 @@ } : function (obj) {
 
-  var babelHelpers_classCallCheck = function (instance, Constructor) {
+  babelHelpers.classCallCheck = function (instance, Constructor) {
     if (!(instance instanceof Constructor)) {
@@ -31,3 +32,3 @@ throw new TypeError("Cannot call a class as a function");
 
-  var babelHelpers_createClass = function () {
+  babelHelpers.createClass = function () {
     function defineProperties(target, props) {
@@ -50,4 +51,6 @@ for (var i = 0; i < props.length; i++) {
 
+  babelHelpers;
+
   var MAX_ARRAY_INDEX = Math.pow(2, 53) - 1;
-  var classTypeList = ["Boolean", "Number", "String", "Function", "Array", "Date", "RegExp", "Object", "Error", "Symbol"];
+  var classTypeList = ["Boolean", "Number", "String", "Function", "Array", "Object"];
   var classTypes = {};
@@ -63,3 +66,3 @@
     }
-    return (typeof obj === "undefined" ? "undefined" : babelHelpers_typeof(obj)) === "object" || typeof obj === "function" ? classTypes[Object.prototype.toString.call(obj)] || "object" : typeof obj === "undefined" ? "undefined" : babelHelpers_typeof(obj);
+    return (typeof obj === "undefined" ? "undefined" : babelHelpers.typeof(obj)) === "object" || typeof obj === "function" ? classTypes[Object.prototype.toString.call(obj)] || "object" : typeof obj === "undefined" ? "undefined" : babelHelpers.typeof(obj);
   }
@@ -267,2 +270,10 @@
 
+  function addEvent(el, event, listener) {
+    el.addEventListener(event, listener, false);
+  }
+
+  function removeEvent(el, event, listener) {
+    el.removeEventListener(event, listener, false);
+  }
+
   var lastTime = 0;
@@ -280,2 +291,10 @@
 
+  var mathCos = Math.cos;
+  var mathSin = Math.sin;
+  var mathPow = Math.pow;
+  var mathAbs = Math.abs;
+  var mathSqrt = Math.sqrt;
+  var mathAsin = Math.asin;
+  var PI = Math.PI;
+
   function linear(p) {
@@ -346,19 +365,19 @@ return p;
   function easeInSine(x, t, b, c, d) {
-    return -c * Math.cos(t / d * (Math.PI / 2)) + c + b;
+    return -c * mathCos(t / d * (PI / 2)) + c + b;
   }
 
   function easeOutSine(x, t, b, c, d) {
-    return c * Math.sin(t / d * (Math.PI / 2)) + b;
+    return c * mathSin(t / d * (PI / 2)) + b;
   }
 
   function easeInOutSine(x, t, b, c, d) {
-    return -c / 2 * (Math.cos(Math.PI * t / d) - 1) + b;
+    return -c / 2 * (mathCos(PI * t / d) - 1) + b;
   }
 
   function easeInExpo(x, t, b, c, d) {
-    return t === 0 ? b : c * Math.pow(2, 10 * (t / d - 1)) + b;
+    return t === 0 ? b : c * mathPow(2, 10 * (t / d - 1)) + b;
   }
 
   function easeOutExpo(x, t, b, c, d) {
-    return t === d ? b + c : c * (-Math.pow(2, -10 * t / d) + 1) + b;
+    return t === d ? b + c : c * (-mathPow(2, -10 * t / d) + 1) + b;
   }
@@ -369,12 +388,12 @@
     if (t === d) return b + c;
-    if ((t /= d / 2) < 1) return c / 2 * Math.pow(2, 10 * (t - 1)) + b;
-    return c / 2 * (-Math.pow(2, -10 * --t) + 2) + b;
+    if ((t /= d / 2) < 1) return c / 2 * mathPow(2, 10 * (t - 1)) + b;
+    return c / 2 * (-mathPow(2, -10 * --t) + 2) + b;
   }
 
   function easeInCirc(x, t, b, c, d) {
-    return -c * (Math.sqrt(1 - (t /= d) * t) - 1) + b;
+    return -c * (mathSqrt(1 - (t /= d) * t) - 1) + b;
   }
 
   function easeOutCirc(x, t, b, c, d) {
-    return c * Math.sqrt(1 - (t = t / d - 1) * t) + b;
+    return c * mathSqrt(1 - (t = t / d - 1) * t) + b;
   }
@@ -384,5 +403,5 @@
     if ((t /= d / 2) < 1) {
-      return -c / 2 * (Math.sqrt(1 - t * t) - 1) + b;
+      return -c / 2 * (mathSqrt(1 - t * t) - 1) + b;
     }
-    return c / 2 * (Math.sqrt(1 - (t -= 2) * t) + 1) + b;
+    return c / 2 * (mathSqrt(1 - (t -= 2) * t) + 1) + b;
   }
@@ -397,9 +416,9 @@
     if (!p) p = d * .3;
-    if (a < Math.abs(c)) {
+    if (a < mathAbs(c)) {
       a = c;
       s = p / 4;
     } else {
-      s = p / (2 * Math.PI) * Math.asin(c / a);
+      s = p / (2 * PI) * mathAsin(c / a);
     }
-    return -(a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * d - s) * (2 * Math.PI) / p)) + b;
+    return -(a * mathPow(2, 10 * (t -= 1)) * mathSin((t * d - s) * (2 * PI) / p)) + b;
   }
@@ -414,9 +433,9 @@
     if (!p) p = d * .3;
-    if (a < Math.abs(c)) {
+    if (a < mathAbs(c)) {
       a = c;
       s = p / 4;
     } else {
-      s = p / (2 * Math.PI) * Math.asin(c / a);
+      s = p / (2 * PI) * mathAsin(c / a);
     }
-    return a * Math.pow(2, -10 * t) * Math.sin((t * d - s) * (2 * Math.PI) / p) + c + b;
+    return a * mathPow(2, -10 * t) * mathSin((t * d - s) * (2 * PI) / p) + c + b;
   }
@@ -431,12 +450,12 @@
     if (!p) p = d * (.3 * 1.5);
-    if (a < Math.abs(c)) {
+    if (a < mathAbs(c)) {
       a = c;
       s = p / 4;
     } else {
-      s = p / (2 * Math.PI) * Math.asin(c / a);
+      s = p / (2 * PI) * mathAsin(c / a);
     }
     if (t < 1) {
-      return -.5 * (a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * d - s) * (2 * Math.PI) / p)) + b;
+      return -.5 * (a * mathPow(2, 10 * (t -= 1)) * mathSin((t * d - s) * (2 * PI) / p)) + b;
     }
-    return a * Math.pow(2, -10 * (t -= 1)) * Math.sin((t * d - s) * (2 * Math.PI) / p) * .5 + c + b;
+    return a * mathPow(2, -10 * (t -= 1)) * mathSin((t * d - s) * (2 * PI) / p) * .5 + c + b;
   }
@@ -524,3 +543,3 @@
     function ScrollTween(el) {
-      babelHelpers_classCallCheck(this, ScrollTween);
+      babelHelpers.classCallCheck(this, ScrollTween);
 
@@ -533,3 +552,3 @@ this.el = el;
 
-    babelHelpers_createClass(ScrollTween, [{
+    babelHelpers.createClass(ScrollTween, [{
       key: "run",
@@ -638,3 +657,3 @@ value: function run(x, y, duration, delay, easing) {
       var container = arguments.length <= 1 || arguments[1] === undefined ? "body, html" : arguments[1];
-      babelHelpers_classCallCheck(this, SweetScroll);
+      babelHelpers.classCallCheck(this, SweetScroll);
 
@@ -658,3 +677,3 @@ this.options = merge({}, SweetScroll.defaults, options);
 
-    babelHelpers_createClass(SweetScroll, [{
+    babelHelpers.createClass(SweetScroll, [{
       key: "to",
@@ -781,2 +800,20 @@ value: function to(distance) {
       /**
+       * Scroll animation to the specified element
+       * @param {HTMLElement}
+       * @param {object}
+       * @return {void}
+       */
+
+    }, {
+      key: "toElement",
+      value: function toElement($el) {
+        var options = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
+
+        if ($el instanceof HTMLElement) {
+          var offset = getOffset($el, this.container);
+          this.to(offset, merge({}, options));
+        }
+      }
+
+      /**
        * Stop the current animation
@@ -867,5 +904,7 @@ * @param {boolean}
       value: function _bindContainerClick() {
-        if (!this.container) return;
+        var container = this.container;
+
+        if (!container) return;
         this._containerClickListener = this._handleContainerClick.bind(this);
-        this.container.addEventListener("click", this._containerClickListener, false);
+        addEvent(container, "click", this._containerClickListener);
       }
@@ -882,4 +921,6 @@
       value: function _unbindContainerClick() {
-        if (!this.container || !this._containerClickListener) return;
-        this.container.removeEventListener("click", this._containerClickListener, false);
+        var container = this.container;
+
+        if (!container || !this._containerClickListener) return;
+        removeEvent(container, "click", this._containerClickListener);
         this._containerClickListener = null;
@@ -897,9 +938,9 @@ }
       value: function _bindContainerStop() {
-        if (!this.container) return;
         var container = this.container;
 
+        if (!container) return;
         this._stopScrollListener = this._handleStopScroll.bind(this);
-        container.addEventListener(WHEEL_EVENT, this._stopScrollListener, false);
-        container.addEventListener("touchstart", this._stopScrollListener, false);
-        container.addEventListener("touchmove", this._stopScrollListener, false);
+        addEvent(container, WHEEL_EVENT, this._stopScrollListener);
+        addEvent(container, "touchstart", this._stopScrollListener);
+        addEvent(container, "touchmove", this._stopScrollListener);
       }
@@ -916,8 +957,8 @@
       value: function _unbindContainerStop() {
-        if (!this.container || !this._stopScrollListener) return;
         var container = this.container;
 
-        container.removeEventListener(WHEEL_EVENT, this._stopScrollListener, false);
-        container.removeEventListener("touchstart", this._stopScrollListener, false);
-        container.removeEventListener("touchmove", this._stopScrollListener, false);
+        if (!container || !this._stopScrollListener) return;
+        removeEvent(container, WHEEL_EVENT, this._stopScrollListener);
+        removeEvent(container, "touchstart", this._stopScrollListener);
+        removeEvent(container, "touchmove", this._stopScrollListener);
         this._stopScrollListener = null;
@@ -1015,4 +1056,4 @@ }
 
-        scroll.top = parseInt(scroll.top);
-        scroll.left = parseInt(scroll.left);
+        scroll.top = parseInt(scroll.top, 10);
+        scroll.left = parseInt(scroll.left, 10);
 
@@ -1019,0 +1060,0 @@ return scroll;

sweet-scroll.min.js

@@ -8,4 +8,4 @@ /*!
  * @license MIT
- * @version 0.1.3
+ * @version 0.2.0
  */
-!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):t.SweetScroll=e()}(this,function(){"use strict";function t(t){return null==t?t+"":"object"===("undefined"==typeof t?"undefined":Z(t))||"function"==typeof t?it[Object.prototype.toString.call(t)]||"object":"undefined"==typeof t?"undefined":Z(t)}function e(t){return Array.isArray(t)}function n(t){var e=null==t?null:t.length;return i(e)&&e>=0&&nt>=e}function r(n){return!e(n)&&"object"===t(n)}function i(e){return"number"===t(e)}function o(e){return"string"===t(e)}function a(e){return"function"===t(e)}function s(t){return!e(t)&&t-parseFloat(t)+1>=0}function u(t,e){return t&&Object.prototype.hasOwnProperty.call(t,e)}function l(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;e>r;r++)n[r-1]=arguments[r];return c(n,function(e){c(e,function(e,n){t[n]=e})}),t}function c(t,e,i){if(null==t)return t;if(i=i||t,r(t)){for(var o in 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0===arguments[5]?function(){}:arguments[5];this.progress||(this.props={x:t,y:e},this.duration=n,this.delay=r,this.easing=i,this.callback=a,this.progress=!0,setTimeout(function(){o.startProps={x:S(o.el,"x"),y:S(o.el,"y")},st(function(t){return o._loop(t)})},r))}},{key:"stop",value:function(){var t=arguments.length<=0||void 0===arguments[0]?!0:arguments[0];this.startTime=null,this.progress=!1,t&&(b(this.el,this.props.x,"x"),b(this.el,this.props.y,"y")),a(this.callback)&&(this.callback(),this.callback=null)}},{key:"_loop",value:function(t){var e=this;if(this.startTime||(this.startTime=t),!this.progress)return void this.stop(!1);var n=this.el,r=this.props,i=this.duration,o=this.startTime,a=this.startProps,u={},s=mt[this.easing],l=t-o,h=Math.min(1,Math.max(l/i,0));c(r,function(t,e){var n=a[e],r=t-n;if(0===r)return!0;var o=s(h,i*h,0,1,i);u[e]=Math.round(n+r*o)}),c(u,function(t,e){b(n,t,e)}),i>=l?st(function(t){return e._loop(t)}):this.stop(!0)}}]),t}(),yt=window,St=document,bt="onwheel"in St?"wheel":"onmousewheel"in St?"mousewheel":"DOMMouseScroll",Ct=function(){function t(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=arguments.length<=1||void 0===arguments[1]?"body, html":arguments[1];et.classCallCheck(this,t),this.options=l({},t.defaults,e),this.container=this._getContainer(n),this.header=f(this.options.header),this.tween=new vt(this.container),this._trigger=null,this._bindContainerClick()}return et.createClass(t,[{key:"to",value:function(t){var e=this,n=arguments.length<=1||void 0===arguments[1]?{}:arguments[1],r=this.container,i=l({},this.options,n),a=this._parseCoodinate(i.offset),u=this._trigger,s=this._parseCoodinate(t);if(this._trigger=null,this.stop(),r){if(!s&&o(t))if("#"===t)s={top:0,left:0};else if(!/[:,]/.test(t)){var c=f(t),h=C(c,r);if(!h)return;s=h}if(s){a&&(s.top+=a.top,s.left+=a.left),this.header&&(s.top=Math.max(0,s.top-this.header.clientHeight));var p=void 0,g=void 0;d(r)?(p={width:yt.innerWidth,height:yt.innerHeight},g={width:St.body.scrollWidth,height:St.body.scrollHeight}):(p={width:r.clientWidth,height:r.clientHeight},g={width:r.scrollWidth,height:r.scrollHeight}),i.verticalScroll?s.top=Math.max(0,Math.min(g.height-p.height,s.top)):s.top=S(r,"y"),i.horizontalScroll?s.left=Math.max(0,Math.min(g.width-p.width,s.left)):s.left=S(r,"x"),this._hook(i.beforeScroll,s,u)!==!1&&(this.tween.run(s.left,s.top,i.duration,i.delay,i.easing,function(){e._unbindContainerStop(),e._hook(i.afterScroll,s,u)}),this._bindContainerStop())}}}},{key:"toTop",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];this.to(t,l({},e,{verticalScroll:!0,horizontalScroll:!1}))}},{key:"toLeft",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];this.to(t,l({},e,{verticalScroll:!1,horizontalScroll:!0}))}},{key:"toElement",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if(t instanceof HTMLElement){var n=C(t,this.container);this.to(n,l({},e))}}},{key:"stop",value:function(){var t=arguments.length<=0||void 0===arguments[0]?!1:arguments[0];this.tween.stop(t)}},{key:"update",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];this.stop(),this._unbindContainerClick(),this._unbindContainerStop(),this.options=l({},this.options,t),this.header=f(this.options.header),this._bindContainerClick()}},{key:"destroy",value:function(){this.stop(),this._unbindContainerClick(),this._unbindContainerStop(),this.container=null,this.header=null,this.tween=null}},{key:"_getContainer",value:function(t){var e=this.options,n=e.verticalScroll,r=e.horizontalScroll,i=void 0;return n&&(i=v(t,"y")),!i&&r&&(i=v(t,"x")),i}},{key:"_bindContainerClick",value:function(){var t=this.container;t&&(this._containerClickListener=this._handleContainerClick.bind(this),k(t,"click",this._containerClickListener))}},{key:"_unbindContainerClick",value:function(){var t=this.container;t&&this._containerClickListener&&(_(t,"click",this._containerClickListener),this._containerClickListener=null)}},{key:"_bindContainerStop",value:function(){var t=this.container;t&&(this._stopScrollListener=this._handleStopScroll.bind(this),k(t,bt,this._stopScrollListener),k(t,"touchstart",this._stopScrollListener),k(t,"touchmove",this._stopScrollListener))}},{key:"_unbindContainerStop",value:function(){var t=this.container;t&&this._stopScrollListener&&(_(t,bt,this._stopScrollListener),_(t,"touchstart",this._stopScrollListener),_(t,"touchmove",this._stopScrollListener),this._stopScrollListener=null)}},{key:"_hook",value:function(t){if(a(t)){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;e>r;r++)n[r-1]=arguments[r];return t.apply(this,n)}}},{key:"_parseCoodinate",value:function(t){var n=this.options.verticalScroll,r={top:0,left:0};if(s(t,"top")||s(t,"left"))r=l(r,t);else if(e(t))2===t.length?(r.top=t[0],r.left=t[1]):(r.top=n?t[0]:0,r.left=n?0:t[0]);else if(u(t))r.top=n?t:0,r.left=n?0:t;else{if(!o(t))return null;if(t=h(t),/^\d+,\d+$/.test(t))t=t.split(","),r.top=t[0],r.left=t[1];else if(/^(top|left):\d+,?(?:(top|left):\d+)?$/.test(t)){var i=t.match(/top:(\d+)/),a=t.match(/left:(\d+)/);r.top=i?i[1]:0,r.left=a?a[1]:0}else{if(!this.container||!/^(\+|-)=(\d+)$/.test(t))return null;var c=S(this.container,n?"y":"x"),f=t.match(/^(\+|-)\=(\d+)$/),p=f[1],g=parseInt(f[2],10);"+"===p?(r.top=n?c+g:0,r.left=n?0:c+g):(r.top=n?c-g:0,r.left=n?0:c-g)}}return r.top=parseInt(r.top,10),r.left=parseInt(r.left,10),r}},{key:"_handleStopScroll",value:function(t){this.options.stopScroll?this._hook(this.options.cancelScroll)!==!1&&this.stop():t.preventDefault()}},{key:"_handleContainerClick",value:function(t){for(var e=this.options,n=t.target;n&&n!==St;n=n.parentNode)if(g(n,e.trigger)){var r=n.getAttribute("data-scroll"),i=this._parseDataOptions(n),o=r||n.getAttribute("href");e=l({},e,i),t.preventDefault(),t.stopPropagation(),this._trigger=n,e.horizontalScroll&&e.verticalScroll?this.to(o,e):e.verticalScroll?this.toTop(o,e):e.horizontalScroll&&this.toLeft(o,e)}}},{key:"_parseDataOptions",value:function(t){var e=t.getAttribute("data-scroll-options");return e?JSON.parse(e):{}}}]),t}();return Ct.defaults={trigger:"[data-scroll]",header:"[data-scroll-header]",duration:1e3,delay:0,easing:"easeOutQuint",offset:0,verticalScroll:!0,horizontalScroll:!1,stopScroll:!0,beforeScroll:null,afterScroll:null,cancelScroll:null},Ct});

New alerts

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License

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Found 1 instance in 1 package

Fixed alerts

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Improved metrics

Total package byte prevSize

58349

increased by1.85%

Lines of code

950

increased by3.49%

Number of lines in readme file

449

increased by3.46%

Worsened metrics

Dev dependency count

29

increased by3.57%

No dependency changes