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Version: 7.3.0

transformRotate

描述

🌐 Description

将任何 geojson 特性或几何体绕其 centroid 点或指定的 pivot 点旋转指定角度。

🌐 Rotates any geojson Feature or Geometry of a specified angle, around its centroid or a given pivot point.

参数

🌐 Parameters

名称类型描述
geojsonGeoJSON要旋转的对象
anglenumber旋转角度(十进制度),顺时针为正
options?Object可选参数 (默认 {})
options.pivot?Coord旋转将围绕的点 (默认 'centroid')
options.mutate?boolean允许修改 GeoJSON 输入(如果为真,性能将显著提高)(默认 false)

返回

🌐 Returns

GeoJSON 旋转后的 GeoJSON 要素

示例

🌐 Examples

const poly = turf.polygon([
[
[0, 29],
[3.5, 29],
[2.5, 32],
[0, 29],
],
]);
const options = { pivot: [0, 25] };
const rotatedPoly = turf.transformRotate(poly, 10, options);

安装

🌐 Installation

$ npm install @turf/transform-rotate

import { transformRotate } from "@turf/transform-rotate";
const result = transformRotate(...);
$ npm install @turf/turf

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