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gsap-trial

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*** IMPORTANT *** This package is deprecated in favor of the standard 'gsap' package which now includes all bonus plugins. *** DO NOT DEPLOY THESE FILES *** They only work locally or on domains like codepen.io, codesandbox.io, stackblitz.com and jsfiddle.

gsap.com

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/*! * ScrollTrigger 3.13.0 * https://gsap.com * * @license Copyright 2025, GreenSock. All rights reserved. * Subject to the terms at https://gsap.com/standard-license or for Club GSAP members, the agreement issued with that membership. * @author: Jack Doyle, jack@greensock.com */ let e,t,r,i,s,a,o,n,l,c,d,p,h,g,u=()=>e||"undefined"!=typeof window&&(e=window.gsap)&&e.registerPlugin&&e,f=1,m=[],v=[],y=[],x=Date.now,b=(e,t)=>t,w=(e,t)=>~y.indexOf(e)&&y[y.indexOf(e)+1][t],_=e=>!!~d.indexOf(e),T=(e,t,r,i,s)=>e.addEventListener(t,r,{passive:!1!==i,capture:!!s}),k=(e,t,r,i)=>e.removeEventListener(t,r,!!i),C=()=>p&&p.isPressed||v.cache++,E=(e,t)=>{let r=s=>{if(s||0===s){f&&(i.history.scrollRestoration="manual");let t=p&&p.isPressed;s=r.v=Math.round(s)||(p&&p.iOS?1:0),e(s),r.cacheID=v.cache,t&&b("ss",s)}else(t||v.cache!==r.cacheID||b("ref"))&&(r.cacheID=v.cache,r.v=e());return r.v+r.offset};return r.offset=0,e&&r},S={s:"scrollLeft",p:"left",p2:"Left",os:"right",os2:"Right",d:"width",d2:"Width",a:"x",sc:E((function(e){return 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C(Re(E+O*k));Ye&&!r.tween&&!K&&!we&&ee.restart(!0),le&&(m||De&&k&&(k<1||!me))&&U(le.targets).forEach(e=>e.classList[c||De?"add":"remove"](le.className)),ne&&!ft&&!e&&ne(St),u&&!K?(ft&&(y&&("complete"===g?t.pause().totalProgress(1):"reset"===g?t.restart(!0).pause():"restart"===g?t.restart(!0):t[g]()),ne&&ne(St)),!m&&me||(de&&m&&Ue(St,de),_t[h]&&Ue(St,_t[h]),De&&(1===k?St.kill(!1,1):_t[h]=0),m||(h=1===k?1:3,_t[h]&&Ue(St,_t[h]))),nt&&!c&&Math.abs(St.getVelocity())>(He(nt)?nt:2500)&&(qe(St.callbackAnimation),j?j.progress(1):qe(t,"reverse"===g?1:!k,1))):ft&&ne&&!K&&ne(St)}if(I){let e=st?w/st.duration()*(st._caScrollDist||0):w;Y(e+(p._isFlipped?1:0)),I(e)}ae&&ae(-w/st.duration()*(st._caScrollDist||0))},St.enable=(e,t)=>{St.enabled||(St.enabled=!0,rt(vt,"resize",mt),bt||rt(vt,"scroll",ut),Mt&&rt(Ut,"refreshInit",Mt),!1!==e&&(St.progress=Nt=0,a=o=Dt=Ht()),!1!==t&&St.refresh())},St.getTween=e=>e&&r?r.tween:j,St.setPositions=(e,t,r,i)=>{if(st){let r=st.scrollTrigger,i=st.duration(),s=r.end-r.start;e=r.start+s*e/i,t=r.start+s*t/i}St.refresh(!1,!1,{start:Se(e,r&&!!St._startClamp),end:Se(t,r&&!!St._endClamp)},i),St.update()},St.adjustPinSpacing=e=>{if(D&&e){let t=D.indexOf(gt.d)+1;D[t]=parseFloat(D[t])+e+je,D[1]=parseFloat(D[1])+e+je,It(D)}},St.disable=(e,t)=>{if(St.enabled&&(!1!==e&&St.revert(!0,!0),St.enabled=St.isActive=!1,t||j&&j.pause(),te=0,i&&(i.uncache=1),Mt&&it(Ut,"refreshInit",Mt),ee&&(ee.pause(),r.tween&&r.tween.kill()&&(r.tween=0)),!bt)){let e=pt.length;for(;e--;)if(pt[e].scroller===vt&&pt[e]!==St)return;it(vt,"resize",mt),bt||it(vt,"scroll",ut)}},St.kill=(r,s)=>{St.disable(r,s),j&&!s&&j.kill(),ce&&delete ht[ce];let a=pt.indexOf(St);a>=0&&pt.splice(a,1),a===J&&At>0&&J--,a=0,pt.forEach(e=>e.scroller===St.scroller&&(a=1)),a||ye||(St.scroll.rec=0),t&&(t.scrollTrigger=null,r&&t.revert({kill:!1}),s||t.kill()),c&&[c,d,p,h].forEach(e=>e.parentNode&&e.parentNode.removeChild(e)),be===St&&(be=0),ue&&(i&&(i.uncache=1),a=0,pt.forEach(e=>e.pin===ue&&a++),a||(i.spacer=0)),e.onKill&&e.onKill(St)},pt.push(St),St.enable(!1,!1),oe&&oe(St),t&&t.add&&!f){let e=St.update;St.update=()=>{St.update=e,v.cache++,n||l||St.refresh()},X.delayedCall(.01,St.update),f=.01,n=l=0}else St.refresh();ue&&(()=>{if(xe!==Ct){let e=xe=Ct;requestAnimationFrame(()=>e===Ct&&Pt(!0))}})()}static register(e){return z||(X=e||Ye(),De()&&window.document&&Ut.enable(),z=Ce),z}static defaults(e){if(e)for(let t in e)ot[t]=e[t];return ot}static disable(e,t){Ce=0,pt.forEach(r=>r[t?"kill":"disable"](e)),it(L,"wheel",ut),it(N,"scroll",ut),clearInterval(j),it(N,"touchcancel",Oe),it(H,"touchstart",Oe),tt(it,N,"pointerdown,touchstart,mousedown",Me),tt(it,N,"pointerup,touchend,mouseup",Ae),q.kill(),Le(it);for(let e=0;e<v.length;e+=3)st(it,v[e],v[e+1]),st(it,v[e],v[e+2])}static enable(){if(L=window,N=document,F=N.documentElement,H=N.body,X&&(U=X.utils.toArray,V=X.utils.clamp,de=X.core.context||Oe,ie=X.core.suppressOverwrites||Oe,pe=L.history.scrollRestoration||"auto",Mt=L.pageYOffset||0,X.core.globals("ScrollTrigger",Ut),H)){Ce=1,he=document.createElement("div"),he.style.height="100vh",he.style.position="absolute",Et(),Pe(),I.register(X),Ut.isTouch=I.isTouch,ce=I.isTouch&&/(iPad|iPhone|iPod|Mac)/g.test(navigator.userAgent),oe=1===I.isTouch,rt(L,"wheel",ut),W=[L,N,F,H],X.matchMedia?(Ut.matchMedia=e=>{let t,r=X.matchMedia();for(t in e)r.add(t,e[t]);return r},X.addEventListener("matchMediaInit",()=>Tt()),X.addEventListener("matchMediaRevert",()=>_t()),X.addEventListener("matchMedia",()=>{Pt(0,1),bt("matchMedia")}),X.matchMedia().add("(orientation: portrait)",()=>(ft(),ft))):console.warn("Requires GSAP 3.11.0 or later"),ft(),rt(N,"scroll",ut);let e,t,r=H.hasAttribute("style"),i=H.style,s=i.borderTopStyle,a=X.core.Animation.prototype;for(a.revert||Object.defineProperty(a,"revert",{value:function(){return this.time(-.01,!0)}}),i.borderTopStyle="solid",e=$e(H),P.m=Math.round(e.top+P.sc())||0,S.m=Math.round(e.left+S.sc())||0,s?i.borderTopStyle=s:i.removeProperty("border-top-style"),r||(H.setAttribute("style",""),H.removeAttribute("style")),j=setInterval(gt,250),X.delayedCall(.5,()=>we=0),rt(N,"touchcancel",Oe),rt(H,"touchstart",Oe),tt(rt,N,"pointerdown,touchstart,mousedown",Me),tt(rt,N,"pointerup,touchend,mouseup",Ae),$=X.utils.checkPrefix("transform"),Dt.push($),z=_e(),q=X.delayedCall(.2,Pt).pause(),te=[N,"visibilitychange",()=>{let e=L.innerWidth,t=L.innerHeight;N.hidden?(Q=e,ee=t):Q===e&&ee===t||mt()},N,"DOMContentLoaded",Pt,L,"load",Pt,L,"resize",mt],Le(rt),pt.forEach(e=>e.enable(0,1)),t=0;t<v.length;t+=3)st(it,v[t],v[t+1]),st(it,v[t],v[t+2])}}static config(e){"limitCallbacks"in e&&(me=!!e.limitCallbacks);let t=e.syncInterval;t&&clearInterval(j)||(j=t)&&setInterval(gt,t),"ignoreMobileResize"in e&&(oe=1===Ut.isTouch&&e.ignoreMobileResize),"autoRefreshEvents"in e&&(Le(it)||Le(rt,e.autoRefreshEvents||"none"),se=-1===(e.autoRefreshEvents+"").indexOf("resize"))}static scrollerProxy(e,t){let r=M(e),i=v.indexOf(r),s=Be(r);~i&&v.splice(i,s?6:2),t&&(s?y.unshift(L,t,H,t,F,t):y.unshift(r,t))}static clearMatchMedia(e){pt.forEach(t=>t._ctx&&t._ctx.query===e&&t._ctx.kill(!0,!0))}static isInViewport(e,t,r){let i=(Ne(e)?M(e):e).getBoundingClientRect(),s=i[r?"width":"height"]*t||0;return r?i.right-s>0&&i.left+s<L.innerWidth:i.bottom-s>0&&i.top+s<L.innerHeight}static positionInViewport(e,t,r){Ne(e)&&(e=M(e));let i=e.getBoundingClientRect(),s=i[r?"width":"height"],a=null==t?s/2:t in nt?nt[t]*s:~t.indexOf("%")?parseFloat(t)*s/100:parseFloat(t)||0;return r?(i.left+a)/L.innerWidth:(i.top+a)/L.innerHeight}static killAll(e){if(pt.slice(0).forEach(e=>"ScrollSmoother"!==e.vars.id&&e.kill()),!0!==e){let e=vt.killAll||[];vt={},e.forEach(e=>e())}}}Ut.version="3.13.0",Ut.saveStyles=e=>e?U(e).forEach(e=>{if(e&&e.style){let t=wt.indexOf(e);t>=0&&wt.splice(t,5),wt.push(e,e.style.cssText,e.getBBox&&e.getAttribute("transform"),X.core.getCache(e),de())}}):wt,Ut.revert=(e,t)=>Tt(!e,t),Ut.create=(e,t)=>new Ut(e,t),Ut.refresh=e=>e?mt(!0):(z||Ut.register())&&Pt(!0),Ut.update=e=>++v.cache&&Ot(!0===e?2:0),Ut.clearScrollMemory=kt,Ut.maxScroll=(e,t)=>ze(e,t?S:P),Ut.getScrollFunc=(e,t)=>A(M(e),t?S:P),Ut.getById=e=>ht[e],Ut.getAll=()=>pt.filter(e=>"ScrollSmoother"!==e.vars.id),Ut.isScrolling=()=>!!ke,Ut.snapDirectional=et,Ut.addEventListener=(e,t)=>{let r=vt[e]||(vt[e]=[]);~r.indexOf(t)||r.push(t)},Ut.removeEventListener=(e,t)=>{let r=vt[e],i=r&&r.indexOf(t);i>=0&&r.splice(i,1)},Ut.batch=(e,t)=>{let r,i=[],s={},a=t.interval||.016,o=t.batchMax||1e9,n=(e,t)=>{let r=[],i=[],s=X.delayedCall(a,()=>{t(r,i),r=[],i=[]}).pause();return e=>{r.length||s.restart(!0),r.push(e.trigger),i.push(e),o<=r.length&&s.progress(1)}};for(r in t)s[r]="on"===r.substr(0,2)&&Fe(t[r])&&"onRefreshInit"!==r?n(0,t[r]):t[r];return Fe(o)&&(o=o(),rt(Ut,"refresh",()=>o=t.batchMax())),U(e).forEach(e=>{let t={};for(r in s)t[r]=s[r];t.trigger=e,i.push(Ut.create(t))}),i};let Vt,Gt=(e,t,r,i)=>(t>i?e(i):t<0&&e(0),r>i?(i-t)/(r-t):r<0?t/(t-r):1),jt=(e,t)=>{!0===t?e.style.removeProperty("touch-action"):e.style.touchAction=!0===t?"auto":t?"pan-"+t+(I.isTouch?" pinch-zoom":""):"none",e===F&&jt(H,t)},Kt={auto:1,scroll:1},Zt=({event:e,target:t,axis:r})=>{let i,s=(e.changedTouches?e.changedTouches[0]:e).target,a=s._gsap||X.core.getCache(s),o=_e();if(!a._isScrollT||o-a._isScrollT>2e3){for(;s&&s!==H&&(s.scrollHeight<=s.clientHeight&&s.scrollWidth<=s.clientWidth||!Kt[(i=Ke(s)).overflowY]&&!Kt[i.overflowX]);)s=s.parentNode;a._isScroll=s&&s!==t&&!Be(s)&&(Kt[(i=Ke(s)).overflowY]||Kt[i.overflowX]),a._isScrollT=o}(a._isScroll||"x"===r)&&(e.stopPropagation(),e._gsapAllow=!0)},$t=(e,t,r,i)=>I.create({target:e,capture:!0,debounce:!1,lockAxis:!0,type:t,onWheel:i=i&&Zt,onPress:i,onDrag:i,onScroll:i,onEnable:()=>r&&rt(N,I.eventTypes[0],Qt,!1,!0),onDisable:()=>it(N,I.eventTypes[0],Qt,!0)}),Jt=/(input|label|select|textarea)/i,Qt=e=>{let t=Jt.test(e.target.tagName);(t||Vt)&&(e._gsapAllow=!0,Vt=t)},er=e=>{We(e)||(e={}),e.preventDefault=e.isNormalizer=e.allowClicks=!0,e.type||(e.type="wheel,touch"),e.debounce=!!e.debounce,e.id=e.id||"normalizer";let t,r,i,s,a,o,n,l,{normalizeScrollX:c,momentum:d,allowNestedScroll:p,onRelease:h}=e,g=M(e.target)||F,u=X.core.globals().ScrollSmoother,f=u&&u.get(),m=ce&&(e.content&&M(e.content)||f&&!1!==e.content&&!f.smooth()&&f.content()),y=A(g,P),x=A(g,S),b=1,w=(I.isTouch&&L.visualViewport?L.visualViewport.scale*L.visualViewport.width:L.outerWidth)/L.innerWidth,_=0,T=Fe(d)?()=>d(t):()=>d||2.8,k=$t(g,e.type,!0,p),C=()=>s=!1,E=Oe,O=Oe,R=()=>{r=ze(g,P),O=V(ce?1:0,r),c&&(E=V(0,ze(g,S))),i=Ct},D=()=>{m._gsap.y=Re(parseFloat(m._gsap.y)+y.offset)+"px",m.style.transform="matrix3d(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, "+parseFloat(m._gsap.y)+", 0, 1)",y.offset=y.cacheID=0},Y=()=>{R(),a.isActive()&&a.vars.scrollY>r&&(y()>r?a.progress(1)&&y(r):a.resetTo("scrollY",r))};return m&&X.set(m,{y:"+=0"}),e.ignoreCheck=e=>ce&&"touchmove"===e.type&&(()=>{if(s){requestAnimationFrame(C);let e=Re(t.deltaY/2),r=O(y.v-e);if(m&&r!==y.v+y.offset){y.offset=r-y.v;let e=Re((parseFloat(m&&m._gsap.y)||0)-y.offset);m.style.transform="matrix3d(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, "+e+", 0, 1)",m._gsap.y=e+"px",y.cacheID=v.cache,Ot()}return!0}y.offset&&D(),s=!0})()||b>1.05&&"touchstart"!==e.type||t.isGesturing||e.touches&&e.touches.length>1,e.onPress=()=>{s=!1;let e=b;b=Re((L.visualViewport&&L.visualViewport.scale||1)/w),a.pause(),e!==b&&jt(g,b>1.01||!c&&"x"),o=x(),n=y(),R(),i=Ct},e.onRelease=e.onGestureStart=(e,t)=>{if(y.offset&&D(),t){v.cache++;let t,i,s=T();c&&(t=x(),i=t+.05*s*-e.velocityX/.227,s*=Gt(x,t,i,ze(g,S)),a.vars.scrollX=E(i)),t=y(),i=t+.05*s*-e.velocityY/.227,s*=Gt(y,t,i,ze(g,P)),a.vars.scrollY=O(i),a.invalidate().duration(s).play(.01),(ce&&a.vars.scrollY>=r||t>=r-1)&&X.to({},{onUpdate:Y,duration:s})}else l.restart(!0);h&&h(e)},e.onWheel=()=>{a._ts&&a.pause(),_e()-_>1e3&&(i=0,_=_e())},e.onChange=(e,t,r,s,a)=>{if(Ct!==i&&R(),t&&c&&x(E(s[2]===t?o+(e.startX-e.x):x()+t-s[1])),r){y.offset&&D();let t=a[2]===r,i=t?n+e.startY-e.y:y()+r-a[1],s=O(i);t&&i!==s&&(n+=s-i),y(s)}(r||t)&&Ot()},e.onEnable=()=>{jt(g,!c&&"x"),Ut.addEventListener("refresh",Y),rt(L,"resize",Y),y.smooth&&(y.target.style.scrollBehavior="auto",y.smooth=x.smooth=!1),k.enable()},e.onDisable=()=>{jt(g,!0),it(L,"resize",Y),Ut.removeEventListener("refresh",Y),k.kill()},e.lockAxis=!1!==e.lockAxis,t=new I(e),t.iOS=ce,ce&&!y()&&y(1),ce&&X.ticker.add(Oe),l=t._dc,a=X.to(t,{ease:"power4",paused:!0,inherit:!1,scrollX:c?"+=0.1":"+=0",scrollY:"+=0.1",modifiers:{scrollY:Ht(y,y(),()=>a.pause())},onUpdate:Ot,onComplete:l.vars.onComplete}),t};Ut.sort=e=>{if(Fe(e))return pt.sort(e);let t=L.pageYOffset||0;return Ut.getAll().forEach(e=>e._sortY=e.trigger?t+e.trigger.getBoundingClientRect().top:e.start+L.innerHeight),pt.sort(e||((e,t)=>-1e6*(e.vars.refreshPriority||0)+(e.vars.containerAnimation?1e6:e._sortY)-((t.vars.containerAnimation?1e6:t._sortY)+-1e6*(t.vars.refreshPriority||0))))},Ut.observe=e=>new I(e),Ut.normalizeScroll=e=>{if(void 0===e)return ae;if(!0===e&&ae)return ae.enable();if(!1===e)return ae&&ae.kill(),void(ae=e);let t=e instanceof I?e:er(e);return ae&&ae.target===t.target&&ae.kill(),Be(t.target)&&(ae=t),t},Ut.core={_getVelocityProp:O,_inputObserver:$t,_scrollers:v,_proxies:y,bridge:{ss:()=>{ke||bt("scrollStart"),ke=_e()},ref:()=>K}},Ye()&&X.registerPlugin(Ut);export default Ut;export{Ut as ScrollTrigger};