using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using Android.App;

using Android.Content;

using Android.Hardware;

using Android.OS;

using Android.Runtime;

using Android.Views;

using Android.Widget;

using Microsoft.Xna.Framework.Input.Touch;

namespace Microsoft.Xna.Framework

{

[CLSCompliant(false)]

public class AndroidGameActivity : Activity

{

public static Game Game { get; set; }

private OrientationListener o;

private ScreenReceiver screenReceiver;

private bool _AutoPauseAndResumeMediaPlayer = true;

public bool AutoPauseAndResumeMediaPlayer

{

get{return _AutoPauseAndResumeMediaPlayer;}

set{_AutoPauseAndResumeMediaPlayer = value;}

}

/// <summary>

/// OnCreate called when the activity is launched from cold or after the app

/// has been killed due to a higher priority app needing the memory

/// </summary>

/// <param name='savedInstanceState'>

/// Saved instance state.

/// </param>

protected override void OnCreate (Bundle savedInstanceState)

{

base.OnCreate (savedInstanceState);

o = new OrientationListener(this);

if (o.CanDetectOrientation())

{

o.Enable();

}

IntentFilter filter = new IntentFilter();

filter.AddAction(Intent.ActionScreenOff);

filter.AddAction(Intent.ActionScreenOn);

filter.AddAction(Intent.ActionUserPresent);

screenReceiver = new ScreenReceiver();

RegisterReceiver(screenReceiver, filter);

RequestWindowFeature(WindowFeatures.NoTitle);

}

public static event EventHandler Paused;

public override void OnConfigurationChanged (Android.Content.Res.Configuration newConfig)

{

// we need to refresh the viewport here.

base.OnConfigurationChanged (newConfig);

}

protected override void OnPause()

{

base.OnPause();

if (Paused != null)

Paused(this, EventArgs.Empty);

}

public static event EventHandler Resumed;

protected override void OnResume()

{

base.OnResume();

if (Resumed != null)

Resumed(this, EventArgs.Empty);

var deviceManager = (IGraphicsDeviceManager)Game.Services.GetService(typeof(IGraphicsDeviceManager));

if (deviceManager == null)

return;

(deviceManager as GraphicsDeviceManager).ForceSetFullScreen();

Game.Window.RequestFocus();

}

protected override void OnDestroy ()

{

UnregisterReceiver(screenReceiver);

if (Game != null)

Game.Dispose();

Game = null;

base.OnDestroy ();

}

}

[CLSCompliant(false)]

public static class ActivityExtensions

{

public static ActivityAttribute GetActivityAttribute(this AndroidGameActivity obj)

{

var attr = obj.GetType().GetCustomAttributes(typeof(ActivityAttribute), true);

if (attr != null)

{

return ((ActivityAttribute)attr[0]);

}

return null;

}

}

}