_npm/d3-path@3.1.0/4bb53638.js

/**
 * Bundled by jsDelivr using Rollup v2.79.1 and Terser v5.19.2.
 * Original file: /npm/d3-path@3.1.0/src/index.js
 *
 * Do NOT use SRI with dynamically generated files! More information: https://www.jsdelivr.com/using-sri-with-dynamic-files
 */
const t=Math.PI,i=2*t,h=1e-6,s=i-h;function _(t){this._+=t[0];for(let i=1,h=t.length;i<h;++i)this._+=arguments[i]+t[i]}class e{constructor(t){this._x0=this._y0=this._x1=this._y1=null,this._="",this._append=null==t?_:function(t){let i=Math.floor(t);if(!(i>=0))throw new Error(`invalid digits: ${t}`);if(i>15)return _;const h=10**i;return function(t){this._+=t[0];for(let i=1,s=t.length;i<s;++i)this._+=Math.round(arguments[i]*h)/h+t[i]}}(t)}moveTo(t,i){this._append`M${this._x0=this._x1=+t},${this._y0=this._y1=+i}`}closePath(){null!==this._x1&&(this._x1=this._x0,this._y1=this._y0,this._append`Z`)}lineTo(t,i){this._append`L${this._x1=+t},${this._y1=+i}`}quadraticCurveTo(t,i,h,s){this._append`Q${+t},${+i},${this._x1=+h},${this._y1=+s}`}bezierCurveTo(t,i,h,s,_,e){this._append`C${+t},${+i},${+h},${+s},${this._x1=+_},${this._y1=+e}`}arcTo(i,s,_,e,n){if(i=+i,s=+s,_=+_,e=+e,(n=+n)<0)throw new Error(`negative radius: ${n}`);let $=this._x1,a=this._y1,r=_-i,o=e-s,p=$-i,l=a-s,u=p*p+l*l;if(null===this._x1)this._append`M${this._x1=i},${this._y1=s}`;else if(u>h)if(Math.abs(l*r-o*p)>h&&n){let x=_-$,d=e-a,y=r*r+o*o,M=x*x+d*d,c=Math.sqrt(y),f=Math.sqrt(u),w=n*Math.tan((t-Math.acos((y+u-M)/(2*c*f)))/2),v=w/f,g=w/c;Math.abs(v-1)>h&&this._append`L${i+v*p},${s+v*l}`,this._append`A${n},${n},0,0,${+(l*x>p*d)},${this._x1=i+g*r},${this._y1=s+g*o}`}else this._append`L${this._x1=i},${this._y1=s}`;else;}arc(_,e,n,$,a,r){if(_=+_,e=+e,r=!!r,(n=+n)<0)throw new Error(`negative radius: ${n}`);let o=n*Math.cos($),p=n*Math.sin($),l=_+o,u=e+p,x=1^r,d=r?$-a:a-$;null===this._x1?this._append`M${l},${u}`:(Math.abs(this._x1-l)>h||Math.abs(this._y1-u)>h)&&this._append`L${l},${u}`,n&&(d<0&&(d=d%i+i),d>s?this._append`A${n},${n},0,1,${x},${_-o},${e-p}A${n},${n},0,1,${x},${this._x1=l},${this._y1=u}`:d>h&&this._append`A${n},${n},0,${+(d>=t)},${x},${this._x1=_+n*Math.cos(a)},${this._y1=e+n*Math.sin(a)}`)}rect(t,i,h,s){this._append`M${this._x0=this._x1=+t},${this._y0=this._y1=+i}h${h=+h}v${+s}h${-h}Z`}toString(){return this._}}function n(){return new e}function $(t=3){return new e(+t)}n.prototype=e.prototype;export{e as Path,n as path,$ as pathRound};export default null;