@arcgis/core/symbols/cim/effects/EffectBuffer.js

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

/* COPYRIGHT Esri - https://js.arcgis.com/5.0.8/LICENSE.txt */
import{GeometryCursor as e}from"../../../geometry/GeometryCursor.js";import{collectMultipath as t}from"../../../geometry/geometryCursorCollectUtils.js";import i from"../../../geometry/SpatialReference.js";import{clipCursorToTileExtent as s,lazyBufferOperator as r}from"../CIMEffects.js";import{CurveHelper as n,pixelTolerance as o}from"../CurveHelper.js";class m{static{this.instance=null}static local(){return null===m.instance&&(m.instance=new m),m.instance}execute(e,t,i,s,r,n){return new l(e,t,i,s,r,n)}}class l{constructor(e,t,i,s,r,m){this._preventClipping=m,this._inputGeometries=e,this._tileKey=s,this._curveHelper=new n,this._size=(void 0!==t.size?t.size:1)*i,this._maxInflateSize=r*i,this._offsetFlattenError=o*i}next(){let n;for(;n=this._inputGeometries.next();){if(0===this._size)return n;if("esriGeometryEnvelope"===n.geometryType)if(this._size>0){const i=e.createEmptyOptimizedCIM(n.geometryType),s=t(n)[0],r=this._curveHelper.offset(s,this._size,"Rounded",4,this._offsetFlattenError);if(r)return i.pushPath(r),i}else if(this._size<0){const t=n.asJSON();if(Math.min(t.xmax-t.xmin,t.ymax-t.ymin)+2*this._size>0)return e.fromJSONCIM({xmin:t.xmin-this._size,xmax:t.xmax+this._size,ymin:t.ymin-this._size,ymax:t.ymax+this._size})}const o=!this._preventClipping&&this._tileKey?s(n,this._maxInflateSize,!0):n;if(!o)continue;const m=r.module,l={...o.asJSON(),spatialReference:{wkid:i.WebMercator.wkid}},a=m.execute(l,this._size);return a?e.fromJSONCIM(a):null}return null}}export{m as EffectBuffer};