分配給圖層的渲染器。渲染器定義了如何可視化層中的每個特征。根據渲染器類型,可以使用相同的符號或基於提供的屬性字段或函數的值使用不同的符號來可視化要素。
但是,當從客戶端函數創建FeatureLayer時,必須在圖層的構造函數中指定此屬性以及源、字段、objectIdField 屬性。
例子:
// all features in the layer will be visualized with // a 6pt black marker symbol and a thin, white outline layer.renderer = { type: "simple", // autocasts as new SimpleRenderer() symbol: { type: "simple-marker", // autocasts as new SimpleMarkerSymbol() size: 6, color: "black", outline: { // autocasts as new SimpleLineSymbol() width: 0.5, color: "white" } } };
基本信息
以下是所在類或對象的基本信息。
AMD:
require(["esri/layers/FeatureLayer"], (FeatureLayer) => { /* code goes here */ });
ESM:
import FeatureLayer from "@arcgis/core/layers/FeatureLayer";
類:
esri/layers/FeatureLayer
繼承: FeatureLayer > Layer > Accessor
自從:用於 JavaScript 4.0 的 ArcGIS API
用法說明
FeatureLayer.renderer
函數(或屬性)的定義如下:
相關用法
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注:本文由純淨天空篩選整理自arcgis.com大神的英文原創作品 FeatureLayer.renderer。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。