@vivliostyle/core/lib/vivliostyle.js

Vivliostyle Core library for HTML+CSS typesetting with EPUB/Web publications support

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qe=class{constructor(t,e,n,s){this.x1=t;this.y1=e;this.x2=n;this.y2=s}},rn=class{constructor(t,e){this.x=t;this.y=e}},_i=class{constructor(t,e,n,s){this.left=t;this.top=e;this.right=n;this.bottom=s}},La=class{constructor(t,e,n,s){this.low=t;this.high=e;this.winding=n;this.shapeId=s}},on=class{constructor(t,e,n,s){this.y1=t;this.y2=e;this.x1=n;this.x2=s;p(this,"left",null);p(this,"right",null)}};function gb(o,t){return o.low.y-t.low.y||o.low.x-t.low.x}var js=class o{constructor(t){this.points=t}addSegments(t,e){let n=this.points,s=n.length,i=n[s-1];for(let r=0;r<s;r++){let a=n[r],l;i.y<a.y?l=new La(i,a,1,e):l=new La(a,i,-1,e),t.push(l),i=a}}withOffset(t,e){let n=[];for(let s of this.points)n.push(new rn(s.x+t,s.y+e));return new o(n)}};function xu(o,t,e,n){let i=[];for(let r=0;r<20;r++){let a=r*2*Math.PI/20;i.push(new rn(o+e*Math.sin(a),t+n*Math.cos(a)))}return new js(i)}function Br(o,t,e,n){return new js([new rn(o,t),new rn(e,t),new rn(e,n),new rn(o,n)])}var Mi=class{constructor(t,e,n,s){this.x=t;this.winding=e;this.shapeId=n;this.lowOrHigh=s}};function Yf(o,t){let e=o.low.x+(o.high.x-o.low.x)*(t-o.low.y)/(o.high.y-o.low.y);if(isNaN(e))throw new Error("Bad intersection");return e}function mb(o,t