12 lines
20 KiB
JavaScript
12 lines
20 KiB
JavaScript
/*!
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* MotionPathPlugin 3.6.1
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* https://greensock.com
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*
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* @license Copyright 2021, GreenSock. All rights reserved.
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* Subject to the terms at https://greensock.com/standard-license or for Club GreenSock members, the agreement issued with that membership.
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* @author: Jack Doyle, jack@greensock.com
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*/
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!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t=t||self).window=t.window||{})}(this,function(t){"use strict";function p(t){return"string"==typeof t}function x(t){return Math.round(1e10*t)/1e10||0}function y(t,e,n,r){var a=t[e],o=1===r?6:subdivideSegment(a,n,r);if(o&&o+n+2<a.length)return t.splice(e,0,a.slice(0,n+o+2)),a.splice(0,n+o),1}function B(t,e){var n=t.length,r=t[n-1]||[],a=r.length;n&&e[0]===r[a-2]&&e[1]===r[a-1]&&(e=r.concat(e.slice(2)),n--),t[n]=e}var M=/[achlmqstvz]|(-?\d*\.?\d*(?:e[\-+]?\d+)?)[0-9]/gi,T=/(?:(-)?\d*\.?\d*(?:e[\-+]?\d+)?)[0-9]/gi,L=/[\+\-]?\d*\.?\d+e[\+\-]?\d+/gi,r=/(^[#\.][a-z]|[a-y][a-z])/i,F=Math.PI/180,s=180/Math.PI,U=Math.sin,H=Math.cos,Q=Math.abs,W=Math.sqrt,S=Math.atan2,A=1e8,l=function _isNumber(t){return"number"==typeof t},N={},_={},e=1e5,d=function _wrapProgress(t){return Math.round((t+A)%1*e)/e||(t<0?0:1)},C=function _round(t){return 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 n,r=document.createElementNS("http://www.w3.org/2000/svg","path"),a=[].slice.call(t.attributes),o=a.length;for(e=","+e+",";-1<--o;)n=a[o].nodeName.toLowerCase(),e.indexOf(","+n+",")<0&&r.setAttributeNS(null,n,a[o].nodeValue);return r}(t,"x,y,width,height,cx,cy,rx,ry,r,x1,x2,y1,y2,points"),M=function _attrToObj(t,e){for(var n=e?e.split(","):[],r={},a=n.length;-1<--a;)r[n[a]]=+t.getAttribute(n[a])||0;return r}(t,j[L]),"rect"===L?(o=M.rx,i=M.ry||o,r=M.x,a=M.y,g=M.width-2*o,f=M.height-2*i,n=o||i?"M"+(v=(d=(p=r+o)+g)+o)+","+(P=a+i)+" V"+(y=P+f)+" C"+[v,w=y+i*R,m=d+o*R,b=y+i,d,b,d-(d-p)/3,b,p+(d-p)/3,b,p,b,c=r+o*(1-R),b,r,w,r,y,r,y-(y-P)/3,r,P+(y-P)/3,r,P,r,x=a+i*(1-R),c,a,p,a,p+(d-p)/3,a,d-(d-p)/3,a,d,a,m,a,v,x,v,P].join(",")+"z":"M"+(r+g)+","+a+" v"+f+" h"+-g+" v"+-f+" h"+g+"z"):"circle"===L||"ellipse"===L?(h="circle"===L?(o=i=M.r)*R:(o=M.rx,(i=M.ry)*R),n="M"+((r=M.cx)+o)+","+(a=M.cy)+" 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 measureSegment(t,e,n){e=e||0,t.samples||(t.samples=[],t.lookup=[]);var r,a,o,i,s,l,h,u,g,f,c,p,d,m,v,x,P,y=~~t.resolution||12,w=1/y,b=n?e+6*n+1:t.length,M=t[e],L=t[e+1],R=e?e/6*y:0,T=t.samples,S=t.lookup,N=(e?t.minLength:A)||A,_=T[R+n*y-1],C=e?T[R-1]:0;for(T.length=S.length=0,a=e+2;a<b;a+=6){if(o=t[a+4]-M,i=t[a+2]-M,s=t[a]-M,u=t[a+5]-L,g=t[a+3]-L,f=t[a+1]-L,l=h=c=p=0,Q(o)<1e-5&&Q(u)<1e-5&&Q(s)+Q(f)<1e-5)8<t.length&&(t.splice(a,6),a-=6,b-=6);else for(r=1;r<=y;r++)l=h-(h=((m=w*r)*m*o+3*(d=1-m)*(m*i+d*s))*m),c=p-(p=(m*m*u+3*d*(m*g+d*f))*m),(x=W(c*c+l*l))<N&&(N=x),C+=x,T[R++]=C;M+=o,L+=u}if(_)for(_-=C;R<T.length;R++)T[R]+=_;if(T.length&&N)for(t.totalLength=P=T[T.length-1]||0,t.minLength=N,x=v=0,r=0;r<P;r+=N)S[x++]=T[v]<r?++v:v;else t.totalLength=T[0]=0;return e?C-T[e/2-1]:C}function cacheRawPathMeasurements(t,e){var n,r,a;for(a=n=r=0;a<t.length;a++)t[a].resolution=~~e||12,r+=t[a].length,n+=measureSegment(t[a]);return t.totalPoints=r,t.totalLength=n,t}function 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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if("A"===o){if(p=m[e+4],d=m[e+5],u=m[e+6],g=m[e+7],n=7,1<p.length&&(p.length<3?(g=u,u=d,n--):(g=d,u=p.substr(2),n-=2),d=p.charAt(1),p=p.charAt(0)),f=arcToSegment(x,P,+m[e+1],+m[e+2],+m[e+3],+p,+d,(i?x:0)+1*u,(i?P:0)+1*g),e+=n,f)for(n=0;n<f.length;n++)s.push(f[n]);x=s[s.length-2],P=s[s.length-1]}else console.log(b);return(e=s.length)<6?(v.pop(),e=0):s[0]===s[e-2]&&s[1]===s[e-1]&&(s.closed=!0),v.totalPoints=w+e,v}function flatPointsToSegment(t,e){void 0===e&&(e=1);for(var n=t[0],r=0,a=[n,r],o=2;o<t.length;o+=2)a.push(n,r,t[o],r=(t[o]-n)*e/2,n=t[o],-r);return a}function pointsToSegment(t,e,n){Q(t[0]-t[2])<1e-4&&Q(t[1]-t[3])<1e-4&&(t=t.slice(2));var r,a,o,i,s,l,h,u,g,f,c,p,d,m,v=t.length-2,x=+t[0],P=+t[1],y=+t[2],w=+t[3],b=[x,P,x,P],M=y-x,L=w-P,R=Math.abs(t[v]-x)<.001&&Math.abs(t[v+1]-P)<.001;for(isNaN(n)&&(n=Math.PI/10),R&&(t.push(y,w),y=x,w=P,x=t[v-2],P=t[v-1],t.unshift(x,P),v+=4),e=e||0===e?+e:1,s=2;s<v;s+=2)r=x,a=P,x=y,P=w,y=+t[s+2],w=+t[s+3],x===y&&P===w||(p=(l=M)*l+(u=L)*u,d=(M=y-x)*M+(L=w-P)*L,m=(h=y-r)*h+(g=w-a)*g,c=(o=Math.acos((p+d-m)/W(4*p*d)))/Math.PI*e,f=W(p)*c,c*=W(d),x===r&&P===a||(n<o?(i=S(g,h),b.push(C(x-H(i)*f),C(P-U(i)*f),C(x),C(P),C(x+H(i)*c),C(P+U(i)*c))):(i=S(u,l),b.push(C(x-H(i)*f),C(P-U(i)*f)),i=S(L,M),b.push(C(x),C(P),C(x+H(i)*c),C(P+U(i)*c)))));return x!==y||P!==w||b.length<4?b.push(C(y),C(w),C(y),C(w)):b.length-=2,R&&(b.splice(0,6),b.length=b.length-6),b}function rawPathToString(t){l(t[0])&&(t=[t]);var e,n,r,a,o="",i=t.length;for(n=0;n<i;n++){for(a=t[n],o+="M"+C(a[0])+","+C(a[1])+" C",e=a.length,r=2;r<e;r++)o+=C(a[r++])+","+C(a[r++])+" "+C(a[r++])+","+C(a[r++])+" "+C(a[r++])+","+C(a[r])+" 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e&&(n?(b=b||X(t),l.setAttribute("width",.01),l.setAttribute("height",.01),l.setAttribute("transform","translate("+o+","+i+")"),b.appendChild(l)):(f||((f=X(t)).style.cssText=s),l.style.cssText=s+"width:0.1px;height:0.1px;top:"+i+"px;left:"+o+"px",f.appendChild(l))),l}throw"Need document and parent."}function Z(t,e){var n,r,a,o,i,s,l=V(t),h=t===l,u=l?D:k,g=t.parentNode;if(t===m)return t;if(u.length||u.push(X(t,1),X(t,2),X(t,3)),n=l?b:f,l)a=h?{x:0,y:0}:t.getBBox(),i=(r=t.transform?t.transform.baseVal:{}).numberOfItems?(o=(r=1<r.numberOfItems?function _consolidate(t){for(var e=new z,n=0;n<t.numberOfItems;n++)e.multiply(t.getItem(n).matrix);return 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