protected void JoypadConnectionEvent(IJoypad j, bool connected)
{
JoypadConnection?.Invoke(this, new JoypadConnectionEventArgs
{
Connected = connected,
Joypad = j
});
}
/// <summary>Assigns a specific joypad.</summary>
/// <param name="joypadIndex">The idnex of the joypad to assign.</param>
/// <param name="joypad">The joypad instance to use, or null to unassign.</param>
public IJoypad SetJoypad(int joypadIndex, IJoypad joypad)
{
joypad = joypad ?? DummyJoypad.Instance;
switch (joypadIndex)
{
case 0: return(SwapJoypad(ref joypad0, joypad));
case 1: return(SwapJoypad(ref joypad1, joypad));
case 2: return(SwapJoypad(ref joypad2, joypad));
case 3: return(SwapJoypad(ref joypad3, joypad));
default: throw new ArgumentOutOfRangeException(nameof(joypad));
}
}
private static IJoypad SwapJoypad(ref IJoypad storage, IJoypad newValue)
{
var oldValue = Interlocked.Exchange(ref storage, newValue);
return(oldValue is DummyJoypad ? null : oldValue);
}
