Unity 调用 Android Native 方法(一) 获得Android系统音量
16lz
2021-01-23
学习雷锋,好榜样,接下来的这一系类教程里,将通过unity来实现Android端的一些常用功能,
不需要在 Asset/Plugins/Android 目录下引用jar包或者aar包,这是重点。
1 using System.Collections; 2 using System.Collections.Generic; 3 using UnityEngine; 4 5 public class Volume : MonoBehaviour { 6 7 8 private const string currentVolume = "getStreamVolume";//当前音量 9 private const string maxVolume = "getStreamMaxVolume";//最大音量10 11 private const int STREAM_VOICE_CALL = 0;12 private const int STREAM_SYSTEM = 1;13 private const int STREAM_RING = 2;14 private const int STREAM_MUSIC = 3;15 private const int STREAM_ALARM = 4;16 private const int STREAM_NOTIFICATION = 5;17 const int STREAM_DTMF = 8;18 19 //创建几个 "3D Text" 用于接收音量值20 public TextMesh STREAM_VOICE_CALL_Text;21 public TextMesh STREAM_SYSTEM_Text;22 public TextMesh STREAM_RING_Text;23 public TextMesh STREAM_MUSIC_Text;24 public TextMesh STREAM_ALARM_Text;25 public TextMesh STREAM_NOTIFICATION_Text;26 public TextMesh STREAM_DTMF_Text;27 28 29 private static AndroidJavaObject audioManager;30 31 32 void Awake()33 {34 AndroidJavaClass UnityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer");35 AndroidJavaObject currentActivity = UnityPlayer.GetStatic("currentActivity");36 audioManager = currentActivity.Call("getSystemService", new AndroidJavaObject("java.lang.String", "audio"));37 }38 void Update()39 {40 // //current volume value41 // STREAM_VOICE_CALL_Text.text = audioManager.Call(currentVolume, STREAM_VOICE_CALL).ToString (); 42 // STREAM_SYSTEM_Text.text = audioManager.Call(currentVolume, STREAM_SYSTEM).ToString (); 43 // STREAM_RING_Text.text = audioManager.Call(currentVolume, STREAM_RING).ToString (); 44 // STREAM_MUSIC_Text.text = audioManager.Call(currentVolume, STREAM_MUSIC).ToString (); 45 // STREAM_ALARM_Text.text = audioManager.Call(currentVolume, STREAM_ALARM).ToString (); 46 // STREAM_NOTIFICATION_Text.text = audioManager.Call(currentVolume, STREAM_NOTIFICATION).ToString (); 47 // STREAM_DTMF_Text.text = audioManager.Call(currentVolume, STREAM_DTMF).ToString (); 48 49 //Max volume value50 STREAM_VOICE_CALL_Text.text = audioManager.Call<int> (maxVolume, STREAM_VOICE_CALL).ToString ();51 STREAM_SYSTEM_Text.text = audioManager.Call<int> (maxVolume, STREAM_SYSTEM).ToString ();52 STREAM_RING_Text.text = audioManager.Call<int> (maxVolume, STREAM_RING).ToString ();53 STREAM_MUSIC_Text.text = audioManager.Call<int> (maxVolume, STREAM_MUSIC).ToString ();54 STREAM_ALARM_Text.text = audioManager.Call<int> (maxVolume, STREAM_ALARM).ToString ();55 STREAM_NOTIFICATION_Text.text = audioManager.Call<int> (maxVolume, STREAM_NOTIFICATION).ToString ();56 STREAM_DTMF_Text.text = audioManager.Call<int> (maxVolume, STREAM_DTMF).ToString ();57 58 }59 }
转载于:https://www.cnblogs.com/Jason-c/p/7766021.html
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