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Version: 7.3.0

pointOnFeature

描述​

🌐 Description

获取一个要素或要素集合，并返回一个保证在要素表面上的 点。

🌐 Takes a Feature or FeatureCollection and returns a Point guaranteed to be on the surface of the feature.

  • 给定一个多边形，该点将位于多边形的区域内
  • 给定一个LineString，该点将沿着该线串
  • 给定一个点，该点将与输入相同

参数​

🌐 Parameters

名称类型描述
geojsonGeoJSON任何要素或要素集合

返回​

🌐 Returns

Feature<Point> input表面上的一点

示例​

🌐 Examples

var polygon = turf.polygon([
  [
    [116, -36],
    [131, -32],
    [146, -43],
    [155, -25],
    [133, -9],
    [111, -22],
    [116, -36],
  ],
]);

var pointOnPolygon = turf.pointOnFeature(polygon);

安装​

🌐 Installation

$ npm install @turf/point-on-feature

import { pointOnFeature } from "@turf/point-on-feature";
const result = pointOnFeature(...);
$ npm install @turf/turf

import * as turf from "@turf/turf";
const result = turf.pointOnFeature(...);