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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;
using Microsoft.Xna.Framework.Input.Touch;
namespace Microsoft.Xna.Framework
{
public class AndroidGameActivity : Activity
{
public static Game Game { get; set; }
private OrientationListener o;
protected override void OnCreate (Bundle savedInstanceState)
{
base.OnCreate (savedInstanceState);
o = new OrientationListener(this);
if (o.CanDetectOrientation())
{
o.Enable();
}
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);
Game.GraphicsDevice.ResourcesLost = true;
if (Game.Window != null && Game.Window.Parent != null && (Game.Window.Parent is FrameLayout))
{
((FrameLayout)Game.Window.Parent).RemoveAllViews();
}
}
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();
Game.GraphicsDevice.Initialize(Game.Platform);
}
}
internal class OrientationListener : OrientationEventListener
{
AndroidGameActivity activity;
public OrientationListener(AndroidGameActivity activity) : base(activity, Android.Hardware.SensorDelay.Game)
{
this.activity = activity;
}
private bool inprogress = false;
public override void OnOrientationChanged (int orientation)
{
if (!inprogress)
{
inprogress = true;
// Divide by 90 into an int to round, then multiply out to one of 5 positions, either 0,90,180,270,360.
int ort = (90*(int)Math.Round(orientation/90f)) % 360;
// Convert 360 to 0
if(ort == 360)
{
ort = 0;
}
var disporientation = DisplayOrientation.Unknown;
switch (ort) {
case 90 : disporientation = DisplayOrientation.LandscapeRight;
break;
case 270 : disporientation = DisplayOrientation.LandscapeLeft;
break;
case 0 : disporientation = DisplayOrientation.Portrait;
break;
default:
disporientation = DisplayOrientation.LandscapeLeft;
break;
}
if (AndroidGameActivity.Game.Window.CurrentOrientation != disporientation)
{
AndroidGameActivity.Game.Window.SetOrientation(disporientation);
}
inprogress = 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;
}
}
}
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