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Version: 7.2.0

rewind

描述

¥Description

逆时针回退 (多个)LineString(多个)多边形 外环,顺时针回退内环(使用 鞋带公式)。

¥Rewind (Multi)LineString or (Multi)Polygon outer ring counterclockwise and inner rings clockwise (Uses Shoelace Formula).

参数

¥Parameters

名称类型描述
geojsonGeoJSON输入 GeoJSON 多边形
options?对象可选参数(默认 {})
options.reverse?boolean启用反向绕线(默认 false)
options.mutate?boolean允许 GeoJSON 输入发生修改(如果为 true,则性能显著提升)(默认为 false)

返回

¥Returns

GeoJSON 倒回多边形

¥GeoJSON rewind Polygon

示例

¥Examples

var polygon = turf.polygon([
[
[121, -29],
[138, -29],
[138, -18],
[121, -18],
[121, -29],
],
]);

var rewind = turf.rewind(polygon);

安装

¥Installation

$ npm install @turf/rewind

import { rewind } from "@turf/rewind";
const result = rewind(...);
$ npm install @turf/turf

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