LocationService
class in UnityEngine
类成员
//指定是否在用户设置中启用位置服务。
public bool isEnabledByUser { get; }
//返回位置服务状态。
public LocationServiceStatus status { get; }
//最后测量设备的地理位置。
public LocationInfo lastData { get; }
//启动位置服务更新。
Start();
//停止定位服务更新。这可能有助于节省电池寿命。
Stop();
[代码示例]
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public class GetGPS : MonoBehaviour {
public string gps_info = "";
public int flash_num = 1;
IEnumerator StartGPS()
{
//用户设置里的定位服务是否启用
if (!Input.location.isEnabledByUser)
{
gps_info = "isEnabledByUser value is:" + Input.location.isEnabledByUser.ToString() + " Please turn on the GPS";
yield break;
}
Input.location.Start(10.0f, 10.0f);
int maxWait = 20;
while (Input.location.status == LocationServiceStatus.Initializing && maxWait > 0)
{
yield return new WaitForSeconds(1);
maxWait--;
}
if (maxWait < 1)
{
gps_info = "Init GPS service time out";
yield break;
}
if (Input.location.status == LocationServiceStatus.Failed)
{
gps_info = "Unable to determine device location";
yield break;
}
else
{
gps_info = "N:" + Input.location.lastData.latitude + " E:" + Input.location.lastData.longitude;
gps_info = gps_info + " Time:" + Input.location.lastData.timestamp;
yield return new WaitForSeconds(100);
}
//如果不需要连续查询位置更新,则停止服务。
Input.location.Stop();
}
void OnGUI()
{
GUI.skin.label.fontSize = 28;
GUI.Label(new Rect(20, 20, 600, 100), gps_info);
GUI.Label(new Rect(20, 120, 600, 48), flash_num.ToString());
GUI.skin.button.fontSize = 50;
if (GUI.Button(new Rect(Screen.width / 2 - 110, 200, 220, 85), "GPS定位"))
{
StartCoroutine(StartGPS());
}
if (GUI.Button(new Rect(Screen.width / 2 - 110, 500, 220, 85), "刷新GPS"))
{
gps_info = "N:" + Input.location.lastData.latitude + " E:" + Input.location.lastData.longitude;
gps_info = gps_info + " Time:" + Input.location.lastData.timestamp;
flash_num += 1;
}
}
}