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DualScreenInfo.android.cs
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DualScreenInfo.android.cs
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Runtime.CompilerServices;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.Device.Display;
namespace Xamarin.Forms.DualScreen
{
public partial class DualScreenInfo : INotifyPropertyChanged
{
static object hingeAngleLock = new object();
public Task<int> GetHingeAngleAsync() => DualScreenService.GetHingeAngleAsync();
void ProcessHingeAngleSubscriberCount(int newCount)
{
lock (hingeAngleLock)
{
if (newCount == 1)
{
DualScreen.DualScreenService.DualScreenServiceImpl.HingeAngleChanged += OnHingeAngleChanged;
}
else if (newCount == 0)
{
DualScreen.DualScreenService.DualScreenServiceImpl.HingeAngleChanged -= OnHingeAngleChanged;
}
}
}
void OnHingeAngleChanged(object sender, HingeSensor.HingeSensorChangedEventArgs e)
{
Device.BeginInvokeOnMainThread(() =>
{
_hingeAngleChanged?.Invoke(this, new HingeAngleChangedEventArgs(e.HingeAngle));
});
}
}
}