12 lines
3.5 KiB
JavaScript
12 lines
3.5 KiB
JavaScript
/*!
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* VERSION: 1.9.1
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* DATE: 2018-05-21
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* UPDATES AND DOCS AT: http://greensock.com
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*
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* @license Copyright (c) 2008-2018, GreenSock. All rights reserved.
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* This work is subject to the terms at http://greensock.com/standard-license or for
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* Club GreenSock members, the software agreement that was issued with your membership.
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*
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* @author: Jack Doyle, jack@greensock.com
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**/
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var _gsScope="undefined"!=typeof module&&module.exports&&"undefined"!=typeof global?global:this||window;(_gsScope._gsQueue||(_gsScope._gsQueue=[])).push(function(){"use strict";var a=(_gsScope.document||{}).documentElement,b=_gsScope,c=function(c,d){var e="x"===d?"Width":"Height",f="scroll"+e,g="client"+e,h=document.body;return c===b||c===a||c===h?Math.max(a[f],h[f])-(b["inner"+e]||a[g]||h[g]):c[f]-c["offset"+e]},d=function(a){return"string"==typeof a&&(a=TweenLite.selector(a)),a.length&&a!==b&&a[0]&&a[0].style&&!a.nodeType&&(a=a[0]),a===b||a.nodeType&&a.style?a:null},e=function(c,d){var e="scroll"+("x"===d?"Left":"Top");return c===b&&(null!=c.pageXOffset?e="page"+d.toUpperCase()+"Offset":c=null!=a[e]?a:document.body),function(){return c[e]}},f=function(c,f){var g=d(c).getBoundingClientRect(),h=document.body,i=!f||f===b||f===h,j=i?{top:a.clientTop-(window.pageYOffset||a.scrollTop||h.scrollTop||0),left:a.clientLeft-(window.pageXOffset||a.scrollLeft||h.scrollLeft||0)}:f.getBoundingClientRect(),k={x:g.left-j.left,y:g.top-j.top};return!i&&f&&(k.x+=e(f,"x")(),k.y+=e(f,"y")()),k},g=function(a,b,d){var e=typeof a;return isNaN(a)?"number"===e||"string"===e&&"="===a.charAt(1)?a:"max"===a?c(b,d):Math.min(c(b,d),f(a,b)[d]):parseFloat(a)},h=_gsScope._gsDefine.plugin({propName:"scrollTo",API:2,global:!0,version:"1.9.1",init:function(a,c,d){return this._wdw=a===b,this._target=a,this._tween=d,"object"!=typeof c?(c={y:c},"string"==typeof c.y&&"max"!==c.y&&"="!==c.y.charAt(1)&&(c.x=c.y)):c.nodeType&&(c={y:c,x:c}),this.vars=c,this._autoKill=c.autoKill!==!1,this.getX=e(a,"x"),this.getY=e(a,"y"),this.x=this.xPrev=this.getX(),this.y=this.yPrev=this.getY(),null!=c.x?(this._addTween(this,"x",this.x,g(c.x,a,"x")-(c.offsetX||0),"scrollTo_x",!0),this._overwriteProps.push("scrollTo_x")):this.skipX=!0,null!=c.y?(this._addTween(this,"y",this.y,g(c.y,a,"y")-(c.offsetY||0),"scrollTo_y",!0),this._overwriteProps.push("scrollTo_y")):this.skipY=!0,!0},set:function(a){this._super.setRatio.call(this,a);var d=this._wdw||!this.skipX?this.getX():this.xPrev,e=this._wdw||!this.skipY?this.getY():this.yPrev,f=e-this.yPrev,g=d-this.xPrev,i=h.autoKillThreshold;this.x<0&&(this.x=0),this.y<0&&(this.y=0),this._autoKill&&(!this.skipX&&(g>i||-i>g)&&d<c(this._target,"x")&&(this.skipX=!0),!this.skipY&&(f>i||-i>f)&&e<c(this._target,"y")&&(this.skipY=!0),this.skipX&&this.skipY&&(this._tween.kill(),this.vars.onAutoKill&&this.vars.onAutoKill.apply(this.vars.onAutoKillScope||this._tween,this.vars.onAutoKillParams||[]))),this._wdw?b.scrollTo(this.skipX?d:this.x,this.skipY?e:this.y):(this.skipY||(this._target.scrollTop=this.y),this.skipX||(this._target.scrollLeft=this.x)),this.xPrev=this.x,this.yPrev=this.y}}),i=h.prototype;h.max=c,h.getOffset=f,h.buildGetter=e,h.autoKillThreshold=7,i._kill=function(a){return a.scrollTo_x&&(this.skipX=!0),a.scrollTo_y&&(this.skipY=!0),this._super._kill.call(this,a)}}),_gsScope._gsDefine&&_gsScope._gsQueue.pop()(),function(a){"use strict";var b=function(){return(_gsScope.GreenSockGlobals||_gsScope)[a]};"undefined"!=typeof module&&module.exports?(require("../TweenLite.min.js"),module.exports=b()):"function"==typeof define&&define.amd&&define(["TweenLite"],b)}("ScrollToPlugin"); |