@arcgis/core/chunks/OperatorShapePreservingLength.js

ArcGIS Maps SDK for JavaScript: A complete 2D and 3D mapping and data visualization API

/*
All material copyright ESRI, All Rights Reserved, unless otherwise specified.
See https://js.arcgis.com/4.32/esri/copyright.txt for details.
*/
import{t as e,G as t,f as s,c as n}from"./Geometry.js";import{Z as o,f as r,p as a,Q as i,G as m}from"./ProjectionTransformation.js";import{a as c,P as g}from"./QuadraticBezier.js";import{p as u,d as p,P as h}from"./Point2D.js";import{h as y}from"./Envelope.js";import{Envelope2D as f}from"./Envelope2D.js";import{O as l}from"./OperatorDensify.js";import{O as _}from"./OperatorClip.js";function x(){return{m_pGcs:new h,m_xyz:new y,m_factor:Number.NaN,m_geoLength:Number.NaN,setValues:d,setLength:P,assign:S}}function d(e,t,s,n){this.m_factor=e,this.m_pGcs.assign(t),this.m_xyz.assign(n),this.m_geoLength=s}function P(e){this.m_geoLength=e}function S(e){this.m_pGcs.assign(e.m_pGcs),this.m_xyz.assign(e.m_xyz),this.m_factor=e.m_factor,this.m_geoLength=e.m_geoLength}class w{getOperatorType(){return 10315}supportsCurves(){return!0}accelerateGeometry(e,t,s){return!1}canAccelerateGeometry(e){return!1}_ExecuteShapePreservingLength(e,t,s,n,a){if(e.hasNonLinearSegments()){e=(new l).execute(e,0,t.getTolerance(0),0,a)}if(t.isPannable()){let n=90,r=-90;if(1===s.getUnit().getUnitToBaseFactor()&&(n*=Math.PI/180,r*=Math.PI/180),2===t.getCoordinateSystemType()){let e=null;const s=[0,0,0,0];e=t.getPECoordSys(),s[0]=0,s[1]=n,s[2]=0,s[3]=r,o.geogToProj(e,2,s),n=s[1],r=s[3]}const i=new f;e.queryEnvelope(i),i.ymin=r,i.ymax=n,e=(new _).execute(e,i,t,a)}else{const s=t.getPCSHorizon();if((e=(new r).execute(e,s,t,a))===s){const t=e.clone();e=t}}return e.isEmpty()?0:this._ExecuteIterativeApproach(e,t,s,n,1,a)}_ExecuteIterativeApproach(e,t,s,r,a,i){const c=m();s.querySpheroidData(c);const g=c.majorSemiAxis,f=c.e2,l=s.getUnit().getUnitToBaseFactor(),_=40,d=u(x,_),P=p(_,Number.NaN),S=x(),w=x();let E;const G=[0,0,0,0],j=t.getPECoordSys(),L=new h,T=new h,v=new h,D=new h,b=new h;let z=0;const O=e.querySegmentIterator();for(;O.nextPath();)for(;O.hasNextSegment();){const e=O.nextSegment();L.assign(e.getStartXY()),T.assign(e.getEndXY()),2===t.getCoordinateSystemType()?(G[0]=L.x,G[1]=L.y,G[2]=T.x,G[3]=T.y,o.projToGeog(j,2,G),v.x=G[0]*l,v.y=G[1]*l,D.x=G[2]*l,D.y=G[3]*l):(v.setCoordsPoint2D(L),D.setCoordsPoint2D(T),v.scale(l),D.scale(l));const s=new y,r=new y;N(g,f,v,s),N(g,f,D,r);let i=C(g,s,r);S.setValues(0,v,Number.NaN,s),w.setValues(1,D,i,r),E=a,d[0].assign(w),P[0]=a;let m=0;for(;;){m>128&&n("iterations exceeded");const s=.5*(S.m_factor+w.m_factor),r=e.getCoord2D(s);2===t.getCoordinateSystemType()?(G[0]=r.x,G[1]=r.y,o.projToGeog(j,1,G),b.x=G[0]*l,b.y=G[1]*l):(b.setCoordsPoint2D(r),b.scale(l)),v.setCoordsPoint2D(S.m_pGcs),D.setCoordsPoint2D(w.m_pGcs);const c=new y;N(g,f,b,c);const u=C(g,S.m_xyz,c),p=C(g,w.m_xyz,c);i=w.m_geoLength,Number.isNaN(i)&&(i=C(g,S.m_xyz,w.m_xyz));const h=u+p,x=E===a&&h>=20&&Math.abs(h-i)>1e-8*(i+h);if(m+2<_&&(x||Math.abs(h-i)>0&&E>0))w.setLength(p),d[m].assign(w),w.setValues(s,b,u,c),d[++m].assign(w),x?(E=a,P[m]=a):(E--,P[m-1]=E,P[m]=E);else{if(z+=h,0===m)break;S.assign(w),w.assign(d[--m]),E=P[m]}}}return z}execute(n,o,r){if(o&&0!==o.getCoordinateSystemType()||e(""),n.isEmpty()||n.getDimension()<1)return 0;let i=null;const m=o.getGCS();m!==o&&(i=a(o,m,null));const u=n.getGeometryType();if(u===t.enumEnvelope){const e=new c;return e.addEnvelope(n,!1),this._ExecuteShapePreservingLength(e,o,m,i,r)}if(s(u)){const e=new g;return e.addSegment(n,!0),this._ExecuteShapePreservingLength(e,o,m,i,r)}return this._ExecuteShapePreservingLength(n,o,m,i,r)}}function N(e,t,s,n){n.assign(i(e,t,s))}function C(e,t,s){const n=e,o=new y;o.setSub(t,s);const r=o.length();return 2*n*Math.asin(r/(2*n))}export{w as O};