---
title: "Polygon.Companion | Mobile sdk | Mobile sdk android | Android"
description: "Companion"
---

> For AI agents: a documentation index is available at [/llms.txt](https://docs.maptiler.com/llms.txt). Markdown versions of all pages are available by appending .md to any URL.

# Polygon.Companion

object [Companion](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.offline/-m-t-offline-region-geometry/-polygon/-companion/)

Members

## Functions

[fromGeoJson](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.offline/-m-t-offline-region-geometry/-polygon/-companion/from-geo-json/)

fun [fromGeoJson](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.offline/-m-t-offline-region-geometry/-polygon/-companion/from-geo-json/)(json: [String](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-string/index.html)): [MTOfflineRegionGeometry.Polygon](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.offline/-m-t-offline-region-geometry/-polygon/)

Creates a [Polygon](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.offline/-m-t-offline-region-geometry/-polygon/) from a GeoJSON Polygon string.