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2 lines
8.2 KiB
JavaScript
2 lines
8.2 KiB
JavaScript
var duScrollDefaultEasing=function(e){"use strict";return.5>e?Math.pow(2*e,2)/2:1-Math.pow(2*(1-e),2)/2};angular.module("duScroll",["duScroll.scrollspy","duScroll.smoothScroll","duScroll.scrollContainer","duScroll.spyContext","duScroll.scrollHelpers"]).value("duScrollDuration",350).value("duScrollSpyWait",100).value("duScrollGreedy",!1).value("duScrollOffset",0).value("duScrollEasing",duScrollDefaultEasing),angular.module("duScroll.scrollHelpers",["duScroll.requestAnimation"]).run(["$window","$q","cancelAnimation","requestAnimation","duScrollEasing","duScrollDuration","duScrollOffset",function(e,t,n,r,o,l,u){"use strict";var i={},c=function(e){return"undefined"!=typeof HTMLDocument&&e instanceof HTMLDocument||e.nodeType&&e.nodeType===e.DOCUMENT_NODE},a=function(e){return"undefined"!=typeof HTMLElement&&e instanceof HTMLElement||e.nodeType&&e.nodeType===e.ELEMENT_NODE},s=function(e){return a(e)||c(e)?e:e[0]};i.duScrollTo=function(t,n,r){var o;if(angular.isElement(t)?o=this.duScrollToElement:angular.isDefined(r)&&(o=this.duScrollToAnimated),o)return o.apply(this,arguments);var l=s(this);return c(l)?e.scrollTo(t,n):(l.scrollLeft=t,void(l.scrollTop=n))};var d,f;i.duScrollToAnimated=function(e,l,u,i){u&&!i&&(i=o);var c=this.duScrollLeft(),a=this.duScrollTop(),s=Math.round(e-c),p=Math.round(l-a),m=null,g=0,S=this,h="scroll mousedown mousewheel touchmove keydown",v=function(e){(!e||g&&e.which>0)&&(S.unbind(h,v),n(d),f.reject(),d=null)};if(d&&v(),f=t.defer(),0===u||!s&&!p)return 0===u&&S.duScrollTo(e,l),f.resolve(),f.promise;var y=function(e){null===m&&(m=e),g=e-m;var t=g>=u?1:i(g/u);S.scrollTo(c+Math.ceil(s*t),a+Math.ceil(p*t)),1>t?d=r(y):(S.unbind(h,v),d=null,f.resolve())};return S.duScrollTo(c,a),S.bind(h,v),d=r(y),f.promise},i.duScrollToElement=function(e,t,n,r){var o=s(this);(!angular.isNumber(t)||isNaN(t))&&(t=u);var l=this.duScrollTop()+s(e).getBoundingClientRect().top-t;return a(o)&&(l-=o.getBoundingClientRect().top),this.duScrollTo(0,l,n,r)},i.duScrollLeft=function(t,n,r){if(angular.isNumber(t))return this.duScrollTo(t,this.duScrollTop(),n,r);var o=s(this);return c(o)?e.scrollX||document.documentElement.scrollLeft||document.body.scrollLeft:o.scrollLeft},i.duScrollTop=function(t,n,r){if(angular.isNumber(t))return this.duScrollTo(this.duScrollLeft(),t,n,r);var o=s(this);return c(o)?e.scrollY||document.documentElement.scrollTop||document.body.scrollTop:o.scrollTop},i.duScrollToElementAnimated=function(e,t,n,r){return this.duScrollToElement(e,t,n||l,r)},i.duScrollTopAnimated=function(e,t,n){return this.duScrollTop(e,t||l,n)},i.duScrollLeftAnimated=function(e,t,n){return this.duScrollLeft(e,t||l,n)},angular.forEach(i,function(e,t){angular.element.prototype[t]=e;var n=t.replace(/^duScroll/,"scroll");angular.isUndefined(angular.element.prototype[n])&&(angular.element.prototype[n]=e)})}]),angular.module("duScroll.polyfill",[]).factory("polyfill",["$window",function(e){"use strict";var t=["webkit","moz","o","ms"];return function(n,r){if(e[n])return e[n];for(var o,l=n.substr(0,1).toUpperCase()+n.substr(1),u=0;u<t.length;u++)if(o=t[u]+l,e[o])return e[o];return r}}]),angular.module("duScroll.requestAnimation",["duScroll.polyfill"]).factory("requestAnimation",["polyfill","$timeout",function(e,t){"use strict";var n=0,r=function(e){var r=(new Date).getTime(),o=Math.max(0,16-(r-n)),l=t(function(){e(r+o)},o);return n=r+o,l};return e("requestAnimationFrame",r)}]).factory("cancelAnimation",["polyfill","$timeout",function(e,t){"use strict";var n=function(e){t.cancel(e)};return e("cancelAnimationFrame",n)}]),angular.module("duScroll.spyAPI",["duScroll.scrollContainerAPI"]).factory("spyAPI",["$rootScope","$timeout","$window","$document","scrollContainerAPI","duScrollGreedy","duScrollSpyWait",function(e,t,n,r,o,l,u){"use strict";var i=function(o){var i=!1,c=!1,a=function(){c=!1;var t,u=o.container,i=u[0],a=0;"undefined"!=typeof HTMLElement&&i instanceof HTMLElement||i.nodeType&&i.nodeType===i.ELEMENT_NODE?(a=i.getBoundingClientRect().top,t=Math.round(i.scrollTop+i.clientHeight)>=i.scrollHeight):t=Math.round(n.pageYOffset+n.innerHeight)>=r[0].body.scrollHeight;var s,d,f,p,m,g,S=t?"bottom":"top";for(p=o.spies,d=o.currentlyActive,f=void 0,s=0;s<p.length;s++)m=p[s],g=m.getTargetPosition(),g&&(t||g.top+m.offset-a<20&&(l||-1*g.top+a)<g.height)&&(!f||f[S]<g[S])&&(f={spy:m},f[S]=g[S]);f&&(f=f.spy),d===f||l&&!f||(d&&(d.$element.removeClass("active"),e.$broadcast("duScrollspy:becameInactive",d.$element)),f&&(f.$element.addClass("active"),e.$broadcast("duScrollspy:becameActive",f.$element)),o.currentlyActive=f)};return u?function(){i?c=!0:(a(),i=t(function(){i=!1,c&&a()},u,!1))}:a},c={},a=function(e){var t=e.$id,n={spies:[]};return n.handler=i(n),c[t]=n,e.$on("$destroy",function(){s(e)}),t},s=function(e){var t=e.$id,n=c[t],r=n.container;r&&r.off("scroll",n.handler),delete c[t]},d=a(e),f=function(e){return c[e.$id]?c[e.$id]:e.$parent?f(e.$parent):c[d]},p=function(e){var t,n,r=e.$scope;if(r)return f(r);for(n in c)if(t=c[n],-1!==t.spies.indexOf(e))return t},m=function(e){for(;e.parentNode;)if(e=e.parentNode,e===document)return!0;return!1},g=function(e){var t=p(e);t&&(t.spies.push(e),t.container&&m(t.container)||(t.container&&t.container.off("scroll",t.handler),t.container=o.getContainer(e.$scope),t.container.on("scroll",t.handler).triggerHandler("scroll")))},S=function(e){var t=p(e);e===t.currentlyActive&&(t.currentlyActive=null);var n=t.spies.indexOf(e);-1!==n&&t.spies.splice(n,1),e.$element=null};return{addSpy:g,removeSpy:S,createContext:a,destroyContext:s,getContextForScope:f}}]),angular.module("duScroll.scrollContainerAPI",[]).factory("scrollContainerAPI",["$document",function(e){"use strict";var t={},n=function(e,n){var r=e.$id;return t[r]=n,r},r=function(e){return t[e.$id]?e.$id:e.$parent?r(e.$parent):void 0},o=function(n){var o=r(n);return o?t[o]:e},l=function(e){var n=r(e);n&&delete t[n]};return{getContainerId:r,getContainer:o,setContainer:n,removeContainer:l}}]),angular.module("duScroll.smoothScroll",["duScroll.scrollHelpers","duScroll.scrollContainerAPI"]).directive("duSmoothScroll",["duScrollDuration","duScrollOffset","scrollContainerAPI",function(e,t,n){"use strict";return{link:function(r,o,l){o.on("click",function(o){if(l.href&&-1!==l.href.indexOf("#")){var u=document.getElementById(l.href.replace(/.*(?=#[^\s]+$)/,"").substring(1));if(u&&u.getBoundingClientRect){o.stopPropagation&&o.stopPropagation(),o.preventDefault&&o.preventDefault();var i=l.offset?parseInt(l.offset,10):t,c=l.duration?parseInt(l.duration,10):e,a=n.getContainer(r);a.duScrollToElement(angular.element(u),isNaN(i)?0:i,isNaN(c)?0:c)}}})}}}]),angular.module("duScroll.spyContext",["duScroll.spyAPI"]).directive("duSpyContext",["spyAPI",function(e){"use strict";return{restrict:"A",scope:!0,compile:function(){return{pre:function(t){e.createContext(t)}}}}}]),angular.module("duScroll.scrollContainer",["duScroll.scrollContainerAPI"]).directive("duScrollContainer",["scrollContainerAPI",function(e){"use strict";return{restrict:"A",scope:!0,compile:function(){return{pre:function(t,n,r){r.$observe("duScrollContainer",function(r){angular.isString(r)&&(r=document.getElementById(r)),r=angular.isElement(r)?angular.element(r):n,e.setContainer(t,r),t.$on("$destroy",function(){e.removeContainer(t)})})}}}}}]),angular.module("duScroll.scrollspy",["duScroll.spyAPI"]).directive("duScrollspy",["spyAPI","duScrollOffset","$timeout","$rootScope",function(e,t,n,r){"use strict";var o=function(e,t,n,r){angular.isElement(e)?this.target=e:angular.isString(e)&&(this.targetId=e),this.$scope=t,this.$element=n,this.offset=r};return o.prototype.getTargetElement=function(){return!this.target&&this.targetId&&(this.target=document.getElementById(this.targetId)),this.target},o.prototype.getTargetPosition=function(){var e=this.getTargetElement();return e?e.getBoundingClientRect():void 0},o.prototype.flushTargetCache=function(){this.targetId&&(this.target=void 0)},{link:function(l,u,i){var c,a=i.ngHref||i.href;a&&-1!==a.indexOf("#")?c=a.replace(/.*(?=#[^\s]+$)/,"").substring(1):i.duScrollspy&&(c=i.duScrollspy),c&&n(function(){var n=new o(c,l,u,-(i.offset?parseInt(i.offset,10):t));e.addSpy(n),l.$on("$destroy",function(){e.removeSpy(n)}),l.$on("$locationChangeSuccess",n.flushTargetCache.bind(n)),r.$on("$stateChangeSuccess",n.flushTargetCache.bind(n))},0,!1)}}}]);
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