From 5c9cf44260f4a59201a05e8af56a66a1ca8a9808 Mon Sep 17 00:00:00 2001
From: Joel Arvidsson <joel@oblador.se>
Date: Wed, 9 Apr 2014 12:59:25 +0200
Subject: [PATCH] Released v0.4.0

---
 angular-scroll.js         | 160 +++++++++++++++++++++++++++-----------
 angular-scroll.min.js     |   2 +-
 angular-scroll.min.js.map |   2 +-
 bower.json                |   4 +-
 package.json              |   2 +-
 5 files changed, 118 insertions(+), 52 deletions(-)

diff --git a/angular-scroll.js b/angular-scroll.js
index 810874c..06f534a 100644
--- a/angular-scroll.js
+++ b/angular-scroll.js
@@ -8,7 +8,7 @@ var duScrollDefaultEasing = function (x) {
   return 1-Math.pow((1-x)*2, 2)/2;
 };
 
-angular.module('duScroll', ['duScroll.scroller', 'duScroll.scrollPosition', 'duScroll.scrollspy', 'duScroll.requestAnimation', 'duScroll.smoothScroll']).value('duScrollDuration', 1000).value('duScrollEasing', duScrollDefaultEasing);
+angular.module('duScroll', ['duScroll.scroller', 'duScroll.scrollPosition', 'duScroll.scrollspy', 'duScroll.requestAnimation', 'duScroll.smoothScroll', 'duScroll.scrollContext']).value('duScrollDuration', 1000).value('duScrollEasing', duScrollDefaultEasing);
 
 
 angular.module('duScroll.requestAnimation', []).
@@ -27,19 +27,17 @@ angular.module('duScroll.scrollPosition', ['duScroll.requestAnimation']).
 factory('scrollPosition',
   function($document, $window, $rootScope, $timeout, requestAnimation) {
     var getScrollY = function(context) {
-      if(!context){
-        return $window.scrollY || document.documentElement.scrollTop || document.body.scrollTop;
-      }else{
-        return context.scrollTop();
+      if(context) {
+        return context.scrollTop;
       }
+      return $window.scrollY || document.documentElement.scrollTop || document.body.scrollTop;
     };
 
     var getScrollX = function(context) {
-      if(!context){
-        return $window.scrollX || document.documentElement.scrollLeft || document.body.scrollLeft;
-      }else{
-        return context.scrollLeft();
+      if(context) {
+        return context.scrollLeft;
       }
+      return $window.scrollX || document.documentElement.scrollLeft || document.body.scrollLeft;
     };
 
     var observers = [];
@@ -86,11 +84,11 @@ factory('scroller',
 
     function scrollTo(x, y, duration, context){
       if(!duration) {
-        if(!context){
+        if(context){
+          context.scrollLeft = x;
+          context.scrollTop = y;
+        } else {
           $window.scrollTo(x, y);
-        }else{
-          context.scrollLeft(x);
-          context.scrollTop(y);
         }
 
         return;
@@ -110,11 +108,11 @@ factory('scroller',
       var animate = function() {
         frame++;
         var percent = (frame === frames ? 1 : duScrollEasing(frame/frames));
-        if(!context){
-        $window.scrollTo( start.x + Math.ceil(delta.x * percent), start.y + Math.ceil(delta.y * percent));
-        }else{
-          context.scrollLeft( start.x + Math.ceil(delta.x * percent));
-          context.scrollTop(start.y + Math.ceil(delta.y * percent));
+        if(context){
+          context.scrollLeft = start.x + Math.ceil(delta.x * percent);
+          context.scrollTop = start.y + Math.ceil(delta.y * percent);
+        } else {
+          $window.scrollTo( start.x + Math.ceil(delta.x * percent), start.y + Math.ceil(delta.y * percent));
         }
         if(frame<frames) { requestAnimation(animate); }
       };
@@ -131,9 +129,20 @@ factory('scroller',
       element = element[0] || element;
       if(!element.getBoundingClientRect) return;
 
+      if(!offset || isNaN(offset)) {
+        offset = 0;
+      } else {
+        offset = -offset;
+      }
+
       var pos = element.getBoundingClientRect();
 
-      scrollDelta(0, pos.top + (!offset || isNaN(offset) ? 0 : -offset), duration, context);
+      if(context) {
+        var contextPos = context.getBoundingClientRect();
+        offset -= contextPos.top;
+      }
+
+      scrollDelta(0, pos.top + offset, duration, context);
     }
 
     return {
@@ -145,32 +154,7 @@ factory('scroller',
 );
 
 
-angular.module('duScroll.smoothScroll', ['duScroll.scroller']).
-directive('duSmoothScroll', function(scroller, duScrollDuration){
-
-  return {
-    link : function($scope, $element, $attr){
-      var element = angular.element($element[0]);
-      element.on('click', function(e){
-        if(!$attr.href || $attr.href.indexOf('#') === -1) return;
-        var elem = document.getElementById($attr.href.replace(/.*(?=#[^\s]+$)/, '').substring(1));
-        if(!elem || !elem.getBoundingClientRect) return;
-        
-        if (e.stopPropagation) e.stopPropagation();
-        if (e.preventDefault) e.preventDefault();
-
-        var offset = -($attr.offset ? parseInt($attr.offset, 10) : 0);
-        var duration = $attr.duration ? parseInt($attr.duration, 10) : duScrollDuration;
-        var pos = elem.getBoundingClientRect();
-
-        scroller.scrollDelta(0, pos.top + (isNaN(offset) ? 0 : offset), duration);
-      });
-    }
-  };
-});
-
-
-angular.module('duScroll.scrollspy', ['duScroll.scrollPosition']).
+angular.module('duScroll.spyAPI', ['duScroll.scrollPosition']).
 factory('duSpyAPI', function($rootScope, scrollPosition) {
   var contexts = {};
   var isObserving = false;
@@ -261,7 +245,62 @@ factory('duSpyAPI', function($rootScope, scrollPosition) {
     removeSpy: removeSpy, 
     createContext: createContext
   };
-}).
+});
+
+
+angular.module('duScroll.scrollContextAPI', []).
+factory('duScrollContextAPI', function() {
+  var contexts = {};
+
+  var setContext = function(scope, element) {
+    var id = scope.$id;
+    contexts[id] = element;
+    return id;
+  };
+
+  var getContext = function(scope) {
+    if(contexts[scope.$id]) {
+      return contexts[scope.$id];
+    }
+    if(scope.$parent) {
+      return getContext(scope.$parent);
+    }
+    return;
+  };
+
+  return {
+    getContext: getContext, 
+    setContext: setContext
+  };
+});
+
+
+angular.module('duScroll.smoothScroll', ['duScroll.scroller', 'duScroll.scrollContextAPI']).
+directive('duSmoothScroll', function(scroller, duScrollDuration, duScrollContextAPI){
+
+  return {
+    link : function($scope, $element, $attr){
+      var element = angular.element($element[0]);
+      element.on('click', function(e){
+        if(!$attr.href || $attr.href.indexOf('#') === -1) return;
+        var elem = document.getElementById($attr.href.replace(/.*(?=#[^\s]+$)/, '').substring(1));
+        if(!elem || !elem.getBoundingClientRect) return;
+        
+        if (e.stopPropagation) e.stopPropagation();
+        if (e.preventDefault) e.preventDefault();
+
+        var offset = -($attr.offset ? parseInt($attr.offset, 10) : 0);
+        var duration = $attr.duration ? parseInt($attr.duration, 10) : duScrollDuration;
+        var context = duScrollContextAPI.getContext($scope);
+
+        scroller.scrollToElement(elem, offset, duration, context);
+      });
+    }
+  };
+});
+
+
+angular.module('duScroll.spyContext', ['duScroll.spyAPI']).
 directive('duSpyContext', function(duSpyAPI) {
   return {
     restrict: 'A',
@@ -274,7 +313,34 @@ directive('duSpyContext', function(duSpyAPI) {
       };
     }
   };
-}).
+});
+
+
+angular.module('duScroll.scrollContext', ['duScroll.scrollContextAPI']).
+directive('duScrollContext', function(duScrollContextAPI){
+  return {
+    restrict: 'A',
+    scope: true,
+    compile: function compile(tElement, tAttrs, transclude) {
+      return {
+        pre: function preLink($scope, iElement, iAttrs, controller) {
+          iAttrs.$observe('duScrollContext', function(element) {
+            if(angular.isString(element)) {
+              element = document.getElementById(element);
+            }
+            if(!angular.isElement(element)) {
+              element = iElement[0];
+            }
+            duScrollContextAPI.setContext($scope, element);
+          });
+        }
+      };
+    }
+  };
+});
+
+
+angular.module('duScroll.scrollspy', ['duScroll.spyAPI']).
 directive('duScrollspy', function(duSpyAPI) {
   var Spy = function(targetElementOrId, $element, offset) {
     if(angular.isElement(targetElementOrId)) {
diff --git a/angular-scroll.min.js b/angular-scroll.min.js
index be239c1..e82b3b3 100644
--- a/angular-scroll.min.js
+++ b/angular-scroll.min.js
@@ -1,2 +1,2 @@
-var duScrollDefaultEasing=function(a){return.5>a?Math.pow(2*a,2)/2:1-Math.pow(2*(1-a),2)/2};angular.module("duScroll",["duScroll.scroller","duScroll.scrollPosition","duScroll.scrollspy","duScroll.requestAnimation","duScroll.smoothScroll"]).value("duScrollDuration",1e3).value("duScrollEasing",duScrollDefaultEasing),angular.module("duScroll.requestAnimation",[]).factory("requestAnimation",["$window","$timeout",function(a,b){return a.requestAnimationFrame||a.webkitRequestAnimationFrame||a.mozRequestAnimationFrame||a.oRequestAnimationFrame||a.msRequestAnimationFrame||function(a){b(a,1e3/60)}}]),angular.module("duScroll.scrollPosition",["duScroll.requestAnimation"]).factory("scrollPosition",["$document","$window","$rootScope","$timeout","requestAnimation",function(a,b,c,d,e){var f,g,h=function(a){return a?a.scrollTop():b.scrollY||document.documentElement.scrollTop||document.body.scrollTop},i=function(a){return a?a.scrollLeft():b.scrollX||document.documentElement.scrollLeft||document.body.scrollLeft},j=[],k=function(){g=f,c.$emit("$duScrollChanged",g);for(var a=0;a<j.length;a++)j[a](g)},l=function(){f=h(),f!==g&&e(k)};angular.element(a).on("scroll",l).triggerHandler("scroll");var m=!1;return{observe:function(a){!m&&console&&console.warn&&(console.warn("scrollPosition.observe is deprecated, use $rootScope.$on('$duScrollChanged') instead"),m=!0),j.push(a)},x:i,y:h}}]),angular.module("duScroll.scroller",["duScroll.requestAnimation"]).factory("scroller",["$window","requestAnimation","scrollPosition","duScrollEasing",function(a,b,c,d){function e(e,f,g,h){if(!g)return void(h?(h.scrollLeft(e),h.scrollTop(f)):a.scrollTo(e,f));var i={y:c.y(h),x:c.x(h)},j={y:Math.round(f-i.y),x:Math.round(e-i.x)};if(j.x||j.y){var k=0,l=Math.ceil(g/60),m=function(){k++;var c=k===l?1:d(k/l);h?(h.scrollLeft(i.x+Math.ceil(j.x*c)),h.scrollTop(i.y+Math.ceil(j.y*c))):a.scrollTo(i.x+Math.ceil(j.x*c),i.y+Math.ceil(j.y*c)),l>k&&b(m)};m()}}function f(a,b,d,f){e(c.x(f)+(a||0),c.y(f)+(b||0),d,f)}function g(a,b,c,d){if(angular.isElement(a)&&(a=a[0]||a,a.getBoundingClientRect)){var e=a.getBoundingClientRect();f(0,e.top+(!b||isNaN(b)?0:-b),c,d)}}return{scrollTo:e,scrollToElement:g,scrollDelta:f}}]),angular.module("duScroll.smoothScroll",["duScroll.scroller"]).directive("duSmoothScroll",["scroller","duScrollDuration",function(a,b){return{link:function(c,d,e){var f=angular.element(d[0]);f.on("click",function(c){if(e.href&&-1!==e.href.indexOf("#")){var d=document.getElementById(e.href.replace(/.*(?=#[^\s]+$)/,"").substring(1));if(d&&d.getBoundingClientRect){c.stopPropagation&&c.stopPropagation(),c.preventDefault&&c.preventDefault();var f=-(e.offset?parseInt(e.offset,10):0),g=e.duration?parseInt(e.duration,10):b,h=d.getBoundingClientRect();a.scrollDelta(0,h.top+(isNaN(f)?0:f),g)}}})}}}]),angular.module("duScroll.scrollspy",["duScroll.scrollPosition"]).factory("duSpyAPI",["$rootScope","scrollPosition",function(a){var b={},c=!1,d=function(a){var c=a.$id;return b[c]={spies:[]},c},e=d(a),f=function(){var c,d,e,f,g,h,i,j;for(d in b){for(e=b[d],h=e.spies,f=e.currentlyActive,g=void 0,c=0;c<h.length;c++)i=h[c],j=i.getTargetPosition(),j&&j.top+i.offset<20&&-1*j.top<j.height&&(!g||g.top<j.top)&&(g={top:j.top,spy:i});g&&(g=g.spy),f!==g&&(f&&(f.$element.removeClass("active"),a.$broadcast("duScrollspy:becameInactive",f.$element)),g&&(g.$element.addClass("active"),a.$broadcast("duScrollspy:becameActive",g.$element)),e.currentlyActive=g)}},g=function(a){return b[a.$id]?b[a.$id]:a.$parent?g(a.$parent):b[e]},h=function(a){return g(a.$element.scope())},i=function(b){c||(a.$on("$duScrollChanged",f),c=!0),h(b).spies.push(b)},j=function(a){var b=h(a);a===b.currentlyActive&&(b.currentlyActive=null);var c=b.spies.indexOf(a);-1!==c&&b.spies.splice(c,1)};return{addSpy:i,removeSpy:j,createContext:d}}]).directive("duSpyContext",["duSpyAPI",function(a){return{restrict:"A",scope:!0,compile:function(){return{pre:function(b){a.createContext(b)}}}}}]).directive("duScrollspy",["duSpyAPI",function(a){var b=function(a,b,c){angular.isElement(a)?this.target=a:angular.isString(a)&&(this.targetId=a),this.$element=b,this.offset=c};return b.prototype.getTargetElement=function(){return!this.target&&this.targetId&&(this.target=document.getElementById(this.targetId)),this.target},b.prototype.getTargetPosition=function(){var a=this.getTargetElement();return a?a.getBoundingClientRect():void 0},b.prototype.flushTargetCache=function(){this.targetId&&(this.target=void 0)},{link:function(c,d,e){var f,g=e.ngHref||e.href;if(g&&-1!==g.indexOf("#")?f=g.replace(/.*(?=#[^\s]+$)/,"").substring(1):e.duScrollspy&&(f=e.duScrollspy),f){var h=new b(f,d,-(e.offset?parseInt(e.offset,10):0));a.addSpy(h),c.$on("$destroy",function(){a.removeSpy(h)}),c.$on("$locationChangeSuccess",h.flushTargetCache.bind(h))}}}}]);
+var duScrollDefaultEasing=function(a){return.5>a?Math.pow(2*a,2)/2:1-Math.pow(2*(1-a),2)/2};angular.module("duScroll",["duScroll.scroller","duScroll.scrollPosition","duScroll.scrollspy","duScroll.requestAnimation","duScroll.smoothScroll","duScroll.scrollContext"]).value("duScrollDuration",1e3).value("duScrollEasing",duScrollDefaultEasing),angular.module("duScroll.requestAnimation",[]).factory("requestAnimation",["$window","$timeout",function(a,b){return a.requestAnimationFrame||a.webkitRequestAnimationFrame||a.mozRequestAnimationFrame||a.oRequestAnimationFrame||a.msRequestAnimationFrame||function(a){b(a,1e3/60)}}]),angular.module("duScroll.scrollPosition",["duScroll.requestAnimation"]).factory("scrollPosition",["$document","$window","$rootScope","$timeout","requestAnimation",function(a,b,c,d,e){var f,g,h=function(a){return a?a.scrollTop:b.scrollY||document.documentElement.scrollTop||document.body.scrollTop},i=function(a){return a?a.scrollLeft:b.scrollX||document.documentElement.scrollLeft||document.body.scrollLeft},j=[],k=function(){g=f,c.$emit("$duScrollChanged",g);for(var a=0;a<j.length;a++)j[a](g)},l=function(){f=h(),f!==g&&e(k)};angular.element(a).on("scroll",l).triggerHandler("scroll");var m=!1;return{observe:function(a){!m&&console&&console.warn&&(console.warn("scrollPosition.observe is deprecated, use $rootScope.$on('$duScrollChanged') instead"),m=!0),j.push(a)},x:i,y:h}}]),angular.module("duScroll.scroller",["duScroll.requestAnimation"]).factory("scroller",["$window","requestAnimation","scrollPosition","duScrollEasing",function(a,b,c,d){function e(e,f,g,h){if(!g)return h?(h.scrollLeft=e,h.scrollTop=f):a.scrollTo(e,f),void 0;var i={y:c.y(h),x:c.x(h)},j={y:Math.round(f-i.y),x:Math.round(e-i.x)};if(j.x||j.y){var k=0,l=Math.ceil(g/60),m=function(){k++;var c=k===l?1:d(k/l);h?(h.scrollLeft=i.x+Math.ceil(j.x*c),h.scrollTop=i.y+Math.ceil(j.y*c)):a.scrollTo(i.x+Math.ceil(j.x*c),i.y+Math.ceil(j.y*c)),l>k&&b(m)};m()}}function f(a,b,d,f){e(c.x(f)+(a||0),c.y(f)+(b||0),d,f)}function g(a,b,c,d){if(angular.isElement(a)&&(a=a[0]||a,a.getBoundingClientRect)){b=!b||isNaN(b)?0:-b;var e=a.getBoundingClientRect();if(d){var g=d.getBoundingClientRect();b-=g.top}f(0,e.top+b,c,d)}}return{scrollTo:e,scrollToElement:g,scrollDelta:f}}]),angular.module("duScroll.spyAPI",["duScroll.scrollPosition"]).factory("duSpyAPI",["$rootScope","scrollPosition",function(a){var b={},c=!1,d=function(a){var c=a.$id;return b[c]={spies:[]},c},e=d(a),f=function(){var c,d,e,f,g,h,i,j;for(d in b){for(e=b[d],h=e.spies,f=e.currentlyActive,g=void 0,c=0;c<h.length;c++)i=h[c],j=i.getTargetPosition(),j&&j.top+i.offset<20&&-1*j.top<j.height&&(!g||g.top<j.top)&&(g={top:j.top,spy:i});g&&(g=g.spy),f!==g&&(f&&(f.$element.removeClass("active"),a.$broadcast("duScrollspy:becameInactive",f.$element)),g&&(g.$element.addClass("active"),a.$broadcast("duScrollspy:becameActive",g.$element)),e.currentlyActive=g)}},g=function(a){return b[a.$id]?b[a.$id]:a.$parent?g(a.$parent):b[e]},h=function(a){return g(a.$element.scope())},i=function(b){c||(a.$on("$duScrollChanged",f),c=!0),h(b).spies.push(b)},j=function(a){var b=h(a);a===b.currentlyActive&&(b.currentlyActive=null);var c=b.spies.indexOf(a);-1!==c&&b.spies.splice(c,1)};return{addSpy:i,removeSpy:j,createContext:d}}]),angular.module("duScroll.scrollContextAPI",[]).factory("duScrollContextAPI",function(){var a={},b=function(b,c){var d=b.$id;return a[d]=c,d},c=function(b){return a[b.$id]?a[b.$id]:b.$parent?c(b.$parent):void 0};return{getContext:c,setContext:b}}),angular.module("duScroll.smoothScroll",["duScroll.scroller","duScroll.scrollContextAPI"]).directive("duSmoothScroll",["scroller","duScrollDuration","duScrollContextAPI",function(a,b,c){return{link:function(d,e,f){var g=angular.element(e[0]);g.on("click",function(e){if(f.href&&-1!==f.href.indexOf("#")){var g=document.getElementById(f.href.replace(/.*(?=#[^\s]+$)/,"").substring(1));if(g&&g.getBoundingClientRect){e.stopPropagation&&e.stopPropagation(),e.preventDefault&&e.preventDefault();var h=-(f.offset?parseInt(f.offset,10):0),i=f.duration?parseInt(f.duration,10):b,j=c.getContext(d);a.scrollToElement(g,h,i,j)}}})}}}]),angular.module("duScroll.spyContext",["duScroll.spyAPI"]).directive("duSpyContext",["duSpyAPI",function(a){return{restrict:"A",scope:!0,compile:function(){return{pre:function(b){a.createContext(b)}}}}}]),angular.module("duScroll.scrollContext",["duScroll.scrollContextAPI"]).directive("duScrollContext",["duScrollContextAPI",function(a){return{restrict:"A",scope:!0,compile:function(){return{pre:function(b,c,d){d.$observe("duScrollContext",function(d){angular.isString(d)&&(d=document.getElementById(d)),angular.isElement(d)||(d=c[0]),a.setContext(b,d)})}}}}}]),angular.module("duScroll.scrollspy",["duScroll.spyAPI"]).directive("duScrollspy",["duSpyAPI",function(a){var b=function(a,b,c){angular.isElement(a)?this.target=a:angular.isString(a)&&(this.targetId=a),this.$element=b,this.offset=c};return b.prototype.getTargetElement=function(){return!this.target&&this.targetId&&(this.target=document.getElementById(this.targetId)),this.target},b.prototype.getTargetPosition=function(){var a=this.getTargetElement();return a?a.getBoundingClientRect():void 0},b.prototype.flushTargetCache=function(){this.targetId&&(this.target=void 0)},{link:function(c,d,e){var f,g=e.ngHref||e.href;if(g&&-1!==g.indexOf("#")?f=g.replace(/.*(?=#[^\s]+$)/,"").substring(1):e.duScrollspy&&(f=e.duScrollspy),f){var h=new b(f,d,-(e.offset?parseInt(e.offset,10):0));a.addSpy(h),c.$on("$destroy",function(){a.removeSpy(h)}),c.$on("$locationChangeSuccess",h.flushTargetCache.bind(h))}}}}]);
 //# sourceMappingURL=angular-scroll.min.js.map
\ No newline at end of file
diff --git a/angular-scroll.min.js.map b/angular-scroll.min.js.map
index 12ff7d3..17eb6fa 100644
--- a/angular-scroll.min.js.map
+++ b/angular-scroll.min.js.map
@@ -1 +1 @@
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\ No newline at end of file
diff --git a/bower.json b/bower.json
index eece393..cdd35d4 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "angular-scroll",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "main": "angular-scroll.min.js",
   "ignore": [
     "**/.*",
@@ -13,6 +13,6 @@
     "Gruntfile.js"
   ],
   "dependencies": {
-    "angular": "~1.2.7"
+    "angular": "~1.2.14"
   }
 }
diff --git a/package.json b/package.json
index 2ad6c48..a2c828b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "angular-scroll",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "description": "Scrollspy, animated scrollTo and scroll events",
   "keywords": ["angular", "smooth-scroll", "scrollspy", "scrollTo", "scrolling"],
   "main": "angular-scroll.min.js",