@arcgis/core/views/2d/layers/features/support/FeatureSetReaderParquet.js

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

/* COPYRIGHT Esri - https://js.arcgis.com/5.0.19/LICENSE.txt */
import"../../../../../core/has.js";import{baseObjectMemory as e}from"../../../../../core/memoryEstimations.js";import t from"../../../../../layers/graphics/OptimizedGeometry.js";import{getParquetObjectId as r}from"../../../../../layers/graphics/sources/support/parquetIdUtils.js";import{QuantizedGeometryBuffer as n}from"../../../../../chunks/bundle.js";import{FeatureSetReader as s}from"./FeatureSetReader.js";let i;const d=new TextDecoder;class o extends s{constructor(t,r,n,s,i=new Uint32Array(n.size())){super(t),this._indexMap=r,this._inner=n,this._fileId=s,this._displayIds=i,this._index=-1,this.usedMemory=e,this._size=this._inner.size();t.featureIdInfo.type}destroy(){super.destroy(),this._inner.free()}get fields(){return this.metadata.fieldsIndex}get geometryType(){return this.metadata.geometryType}get hasFeatures(){return!0}get hasNext(){throw new Error("Method not implemented.")}get exceededTransferLimit(){return!1}get hasZ(){return!1}get hasM(){return!1}async updateFields(e,t,r,n){const s=this._inner.rowGroup(),i=new Uint32Array(this._inner.readIdsUnsafe()),d=await e.createPatch(t,s,i,r,n);this._inner.insertPatchBytes(new Uint8Array(d))}getInTransform(){return null}getSize(){return this._size}getCursor(){return this.copy()}getAttributeHash(){let e="";for(const t of this.fields.fields)e+=this._readAttribute(t.name,!1)+".";return e}getObjectId(){return r(this._fileId,this._inner.rowId(this._index))}getDisplayId(){return this._displayIds[this._index]}setDisplayId(e){this._displayIds[this._index]=e}setIndex(e){this._index=e}getBoundsXMin(){return this._inner.boundsXMin(this._index)}getBoundsYMin(){return this._inner.boundsYMin(this._index)}getBoundsXMax(){return this._inner.boundsXMax(this._index)}getBoundsYMax(){return this._inner.boundsYMax(this._index)}setBoundsXMin(e){throw new Error("InternalError: Setting bounds is unsupported")}setBoundsYMin(e){throw new Error("InternalError: Setting bounds is unsupported")}setBoundsXMax(e){throw new Error("InternalError: Setting bounds is unsupported")}setBoundsYMax(e){throw new Error("InternalError: Setting bounds is unsupported")}getIndex(){return this._index}next(){for(;++this._index<this._size&&!this._getExists(););return this._index<this._size}readGeometryArea(){return this.readGeometryForDisplay()?.area()??0}copy(){const e=new o(this.metadata,this._indexMap,this._inner,this._fileId,this._displayIds);return this.copyInto(e),e}copyInto(e){super.copyInto(e),e._index=this._index}readGeometryForDisplayTransformed(e){const[r,s]=e.translate,[d,o]=e.scale;i||(i=n.new());return this._inner.transformGeometry(i,r,s,d,o,this._index)?new t(i.readLengthsUnsafe(),i.readCoordsUnsafe(),this.hasZ,this.hasM):null}_readGeometry(e){const r=this._inner.readCoordsUnsafe(this._index),n=this._inner.readLengthsUnsafe(this._index);return r&&n?new t(n,r,this.hasZ,this.hasM):null}_readX(){return this._inner.readX(this._index)}_readY(){return this._inner.readY(this._index)}_readServerCentroid(){return null}_readAttribute(e,t){const r=this.fields.get(e);if(!r)return;const n=this._indexMap[r.name];if(null==n)return this.getObjectId();const s=this._inner.readAttribute(this._index,n);if(null==s)return s;if("esriFieldTypeString"===r.type||"esriFieldTypeDateOnly"===r.type||"esriFieldTypeTimeOnly"===r.type||"esriFieldTypeTimestampOffset"===r.type){const e=this._inner.readAttribute(this._index,n);return d.decode(e)}const i=this.fields.isDateField(r.name);return t?null==s?s:i?new Date(s):s:s}_readAttributes(){const e={};for(const t of this.metadata.fieldsIndex.fields){if(null==this._indexMap[t.name])continue;const r=this._readAttribute(t.name,!1);void 0!==r&&(e[t.name]=r)}return e.__OBJECTID=this.getObjectId(),e}}export{o as FeatureSetReaderParquet};