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using Avalonia.Controls;
using Avalonia.Input;
using Avalonia.Threading;
using Ryujinx.Input;
using System;
using System.Numerics;
using MouseButton = Ryujinx.Input.MouseButton;
using Size = System.Drawing.Size;
namespace Ryujinx.Ava.Input
{
public class AvaloniaMouseDriver : IGamepadDriver
{
private Control _widget;
private bool _isDisposed;
public bool[] PressedButtons { get; }
public Vector2 CurrentPosition { get; private set; }
public Vector2 Scroll { get; private set; }
public AvaloniaMouseDriver(Control parent)
{
_widget = parent;
_widget.PointerMoved += Parent_PointerMovedEvent;
_widget.PointerPressed += Parent_PointerPressEvent;
_widget.PointerReleased += Parent_PointerReleaseEvent;
_widget.PointerWheelChanged += Parent_ScrollEvent;
PressedButtons = new bool[(int)MouseButton.Count];
}
private void Parent_ScrollEvent(object o, PointerWheelEventArgs args)
{
Scroll = new Vector2((float)args.Delta.X, (float)args.Delta.Y);
}
private void Parent_PointerReleaseEvent(object o, PointerReleasedEventArgs args)
{
var pointerProperties = args.GetCurrentPoint(_widget).Properties;
PressedButtons[(int)args.InitialPressMouseButton - 1] = false;
}
private void Parent_PointerPressEvent(object o, PointerPressedEventArgs args)
{
var pointerProperties = args.GetCurrentPoint(_widget).Properties;
PressedButtons[(int)pointerProperties.PointerUpdateKind] = true;
}
private void Parent_PointerMovedEvent(object o, PointerEventArgs args)
{
var position = args.GetPosition(_widget);
CurrentPosition = new Vector2((float)position.X, (float)position.Y);
}
public void SetMousePressed(MouseButton button)
{
PressedButtons[(int)button] = true;
}
public void SetMouseReleased(MouseButton button)
{
PressedButtons[(int)button] = false;
}
public void SetPosition(double x, double y)
{
CurrentPosition = new Vector2((float)x, (float)y);
}
public bool IsButtonPressed(MouseButton button)
{
return PressedButtons[(int)button];
}
public Size GetClientSize()
{
Size size = new();
Dispatcher.UIThread.InvokeAsync(() =>
{
size = new Size((int)_widget.Bounds.Width, (int)_widget.Bounds.Height);
}).Wait();
return size;
}
public string DriverName => "Avalonia";
public event Action<string> OnGamepadConnected
{
add { }
remove { }
}
public event Action<string> OnGamepadDisconnected
{
add { }
remove { }
}
public ReadOnlySpan<string> GamepadsIds => new[] { "0" };
public IGamepad GetGamepad(string id)
{
return new AvaloniaMouse(this);
}
public void Dispose()
{
if (_isDisposed)
{
return;
}
_isDisposed = true;
_widget.PointerMoved -= Parent_PointerMovedEvent;
_widget.PointerPressed -= Parent_PointerPressEvent;
_widget.PointerReleased -= Parent_PointerReleaseEvent;
_widget.PointerWheelChanged -= Parent_ScrollEvent;
_widget = null;
}
}
}
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