MotionPathPlugin.min.js

/*!
 * MotionPathPlugin 3.6.0
 * https://greensock.com
 * 
 * @license Copyright 2021, GreenSock. All rights reserved.
 * Subject to the terms at https://greensock.com/standard-license or for Club GreenSock members, the agreement issued with that membership.
 * @author: Jack Doyle, jack@greensock.com
 */

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Math.round(t*e)/e||0},O=function _copyMetaData(t,e){return e.totalLength=t.totalLength,t.samples?(e.samples=t.samples.slice(0),e.lookup=t.lookup.slice(0),e.minLength=t.minLength,e.resolution=t.resolution):t.totalPoints&&(e.totalPoints=t.totalPoints),e};function getRawPath(t){var e,n=(t=p(t)&&r.test(t)&&document.querySelector(t)||t).getAttribute?t:0;return n&&(t=t.getAttribute("d"))?(n._gsPath||(n._gsPath={}),(e=n._gsPath[t])&&!e._dirty?e:n._gsPath[t]=stringToRawPath(t)):t?p(t)?stringToRawPath(t):l(t[0])?[t]:t:console.warn("Expecting a <path> element or an SVG path data string")}function reverseSegment(t){var e,n=0;for(t.reverse();n<t.length;n+=2)e=t[n],t[n]=t[n+1],t[n+1]=e;t.reversed=!t.reversed}var j={rect:"rx,ry,x,y,width,height",circle:"r,cx,cy",ellipse:"rx,ry,cx,cy",line:"x1,x2,y1,y2"};function convertToPath(t,e){var n,r,a,o,i,s,l,h,u,g,f,c,p,d,m,v,x,P,y,w,b,M,L=t.tagName.toLowerCase(),R=.552284749831;return"path"!==L&&t.getBBox?(s=function _createPath(t,e){var 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C"+[r+o,a+h,r+(l=o*R),a+i,r,a+i,r-l,a+i,r-o,a+h,r-o,a,r-o,a-h,r-l,a-i,r,a-i,r+l,a-i,r+o,a-h,r+o,a].join(",")+"z"):"line"===L?n="M"+M.x1+","+M.y1+" L"+M.x2+","+M.y2:"polyline"!==L&&"polygon"!==L||(n="M"+(r=(u=(t.getAttribute("points")+"").match(T)||[]).shift())+","+(a=u.shift())+" L"+u.join(","),"polygon"===L&&(n+=","+r+","+a+"z")),s.setAttribute("d",rawPathToString(s._gsRawPath=stringToRawPath(n))),e&&t.parentNode&&(t.parentNode.insertBefore(s,t),t.parentNode.removeChild(t)),s):t}function getRotationAtBezierT(t,e,n){var r,a=t[e],o=t[e+2],i=t[e+4];return a+=(o-a)*n,a+=((o+=(i-o)*n)-a)*n,r=o+(i+(t[e+6]-i)*n-o)*n-a,a=t[e+1],a+=((o=t[e+3])-a)*n,a+=((o+=((i=t[e+5])-o)*n)-a)*n,C(S(o+(i+(t[e+7]-i)*n-o)*n-a,r)*s)}function sliceRawPath(t,e,n){n=function _isUndefined(t){return void 0===t}(n)?1:x(n)||0,e=x(e)||0;var r=Math.max(0,~~(Q(n-e)-1e-8)),a=function copyRawPath(t){for(var e=[],n=0;n<t.length;n++)e[n]=O(t[n],t[n].slice(0));return O(t,e)}(t);if(n<e&&(e=1-e,n=1-n,function _reverseRawPath(t,e){var n=t.length;for(e||t.reverse();n--;)t[n].reversed||reverseSegment(t[n])}(a),a.totalLength=0),e<0||n<0){var o=Math.abs(~~Math.min(e,n))+1;e+=o,n+=o}a.totalLength||cacheRawPathMeasurements(a);var i,s,l,h,u,g,f,c,p=1<n,d=getProgressData(a,e,N,!0),m=getProgressData(a,n,_),v=m.segment,P=d.segment,w=m.segIndex,b=d.segIndex,M=m.i,L=d.i,R=b===w,T=M===L&&R;if(p||r){for(i=w<b||R&&M<L||T&&m.t<d.t,y(a,b,L,d.t)&&(b++,i||(w++,T?(m.t=(m.t-d.t)/(1-d.t),M=0):R&&(M-=L))),1-(n-e)<1e-5?w=b-1:!m.t&&w?w--:y(a,w,M,m.t)&&i&&b++,1===d.t&&(b=(b+1)%a.length),u=[],f=1+(g=a.length)*r,f+=(g-(c=b)+w)%g,h=0;h<f;h++)B(u,a[c++%g]);a=u}else if(l=1===m.t?6:subdivideSegment(v,M,m.t),e!==n)for(s=subdivideSegment(P,L,T?d.t/m.t:d.t),R&&(l+=s),v.splice(M+l+2),(s||L)&&P.splice(0,L+s),h=a.length;h--;)(h<b||w<h)&&a.splice(h,1);else v.angle=getRotationAtBezierT(v,M+l,0),d=v[M+=l],m=v[M+1],v.length=v.totalLength=0,v.totalPoints=a.totalPoints=8,v.push(d,m,d,m,d,m,d,m);return a.totalLength=0,a}function 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subdivideSegment(t,e,n){if(n<=0||1<=n)return 0;var r=t[e],a=t[e+1],o=t[e+2],i=t[e+3],s=t[e+4],l=t[e+5],h=r+(o-r)*n,u=o+(s-o)*n,g=a+(i-a)*n,f=i+(l-i)*n,c=h+(u-h)*n,p=g+(f-g)*n,d=s+(t[e+6]-s)*n,m=l+(t[e+7]-l)*n;return u+=(d-u)*n,f+=(m-f)*n,t.splice(e+2,4,C(h),C(g),C(c),C(p),C(c+(u-c)*n),C(p+(f-p)*n),C(u),C(f),C(d),C(m)),t.samples&&t.samples.splice(e/6*t.resolution|0,0,0,0,0,0,0,0),6}function getProgressData(t,e,n,r){n=n||{},t.totalLength||cacheRawPathMeasurements(t),(e<0||1<e)&&(e=d(e));var a,o,i,s,l,h,u,g=0,f=t[0];if(e)if(1===e)u=1,h=(f=t[g=t.length-1]).length-8;else{if(1<t.length){for(i=t.totalLength*e,l=h=0;(l+=t[h++].totalLength)<i;)g=h;e=(i-(s=l-(f=t[g]).totalLength))/(l-s)||0}a=f.samples,o=f.resolution,i=f.totalLength*e,s=(h=f.lookup[~~(i/f.minLength)]||0)?a[h-1]:0,(l=a[h])<i&&(s=l,l=a[++h]),u=1/o*((i-s)/(l-s)+h%o),h=6*~~(h/o),r&&1===u&&(h+6<f.length?(h+=6,u=0):g+1<t.length&&(h=u=0,f=t[++g]))}else u=h=g=0,f=t[0];return n.t=u,n.i=h,n.path=t,n.segment=f,n.segIndex=g,n}function getPositionOnPath(t,e,n,r){var a,o,i,s,l,h,u,g,f,c=t[0],p=r||{};if((e<0||1<e)&&(e=d(e)),1<t.length){for(i=t.totalLength*e,l=h=0;(l+=t[h++].totalLength)<i;)c=t[h];e=(i-(s=l-c.totalLength))/(l-s)||0}return a=c.samples,o=c.resolution,i=c.totalLength*e,s=(h=c.lookup[e<1?~~(i/c.minLength):c.lookup.length-1]||0)?a[h-1]:0,(l=a[h])<i&&(s=l,l=a[++h]),f=1-(u=1/o*((i-s)/(l-s)+h%o)||0),g=c[h=6*~~(h/o)],p.x=C((u*u*(c[h+6]-g)+3*f*(u*(c[h+4]-g)+f*(c[h+2]-g)))*u+g),p.y=C((u*u*(c[h+7]-(g=c[h+1]))+3*f*(u*(c[h+5]-g)+f*(c[h+3]-g)))*u+g),n&&(p.angle=c.totalLength?getRotationAtBezierT(c,h,1<=u?1-1e-9:u||1e-9):c.angle||0),p}function transformRawPath(t,e,n,r,a,o,i){for(var s,l,h,u,g,f=t.length;-1<--f;)for(l=(s=t[f]).length,h=0;h<l;h+=2)u=s[h],g=s[h+1],s[h]=u*e+g*r+o,s[h+1]=u*n+g*a+i;return t._dirty=1,t}function arcToSegment(t,e,n,r,a,o,i,s,l){if(t!==s||e!==l){n=Q(n),r=Q(r);var h=a%360*F,u=H(h),g=U(h),f=Math.PI,c=2*f,p=(t-s)/2,d=(e-l)/2,m=u*p+g*d,v=-g*p+u*d,x=m*m,P=v*v,y=x/(n*n)+P/(r*r);1<y&&(n=W(y)*n,r=W(y)*r);var w=n*n,b=r*r,M=(w*b-w*P-b*x)/(w*P+b*x);M<0&&(M=0);var L=(o===i?-1:1)*W(M),R=n*v/r*L,T=-r*m/n*L,S=u*R-g*T+(t+s)/2,N=g*R+u*T+(e+l)/2,_=(m-R)/n,C=(v-T)/r,A=(-m-R)/n,B=(-v-T)/r,O=_*_+C*C,j=(C<0?-1:1)*Math.acos(_/W(O)),I=(_*B-C*A<0?-1:1)*Math.acos((_*A+C*B)/W(O*(A*A+B*B)));isNaN(I)&&(I=f),!i&&0<I?I-=c:i&&I<0&&(I+=c),j%=c,I%=c;var X,E=Math.ceil(Q(I)/(c/4)),G=[],V=I/E,D=4/3*U(V/2)/(1+H(V/2)),k=u*n,z=g*n,Y=g*-r,q=u*r;for(X=0;X<E;X++)m=H(a=j+X*V),v=U(a),_=H(a+=V),C=U(a),G.push(m-D*v,v+D*m,_+D*C,C-D*_,_,C);for(X=0;X<G.length;X+=2)m=G[X],v=G[X+1],G[X]=m*k+v*Y+S,G[X+1]=m*z+v*q+N;return G[X-2]=s,G[X-1]=l,G}}function stringToRawPath(t){function sf(t,e,n,r){u=(n-t)/3,g=(r-e)/3,s.push(t+u,e+g,n-u,r-g,n,r)}var e,n,r,a,o,i,s,l,h,u,g,f,c,p,d,m=(t+"").replace(L,function(t){var e=+t;return e<1e-4&&-1e-4<e?0:e}).match(M)||[],v=[],x=0,P=0,y=m.length,w=0,b="ERROR: 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