/// <summary>
/// Links an analog button to the axis
/// </summary>
/// <param name="button">Analog button</param>
/// <param name="priority">Priority of the button</param>
public void AddAnalogButton(AbstractButton button, short priority)
{
if (button.Type != ButtonType.Analog)
throw new ArgumentException("Provided button is not analog");
AxisBinding binding = new AxisBinding(button, priority);
_hardwareButtons.Add(binding);
_hardwareButtons.Sort(AxisBinding.Comparison);
}
/// <summary>
/// Updates one gamepad state
/// </summary>
internal void Update()
{
_previousState = _currentState;
_currentState = XnaGamePad.GetState(_gamePadIndex);
if (!_previousState.IsConnected)
{
if (_currentState.IsConnected)
{
if (Connected != null)
Connected(this, new GamePadEventArgs(this));
}
}
else
{
if (!_currentState.IsConnected)
{
if (Disconnected != null)
Disconnected(this, new GamePadEventArgs(this));
}
}
if (!_currentState.IsConnected) return;
GamePadThumbSticks prevThumb = _previousState.ThumbSticks;
GamePadThumbSticks currThumb = _currentState.ThumbSticks;
_thumbRightDelta = Vector2.Subtract(currThumb.Right, prevThumb.Right);
_thumbLeftDelta = Vector2.Subtract(currThumb.Left, prevThumb.Left);
GamePadTriggers prevTrigger = _previousState.Triggers;
GamePadTriggers currTrigger = _currentState.Triggers;
_triggerRightDelta = currTrigger.Right - prevTrigger.Right;
_triggerLeftDelta = currTrigger.Left - prevTrigger.Left;
InternalButtonPressed.Clear();
for (short i = 0; i < AllDigital.Length; i++)
{
if(_currentState.IsButtonUp(AllDigital[i])) continue;
AbstractButton btn = new AbstractButton(AllDigital[i]);
InternalButtonPressed.Add(new ButtonEvent(btn, (short)_gamePadIndex));
}
}
/// <summary>
/// Links two digital button to the axis
/// </summary>
/// <param name="negative">Button used to go in negative range</param>
/// <param name="positive">Button used to go in positive range</param>
/// <param name="priority">Priority of the button</param>
public void AddDigitalButton(AbstractButton negative, AbstractButton positive, short priority)
{
if((negative.Type != ButtonType.Digital))
throw new ArgumentException("Negative button is not digital");
if ((positive.Type != ButtonType.Digital))
throw new ArgumentException("Positive button is not digital");
AxisBinding binding = new AxisBinding(negative, positive, priority);
_hardwareButtons.Add(binding);
_hardwareButtons.Sort(AxisBinding.Comparison);
}
/// <summary>
/// Constructor of AxisBinding class
/// </summary>
/// <param name="negative">Button used to go in negative range</param>
/// <param name="positive">Button used to go in positive range</param>
/// <param name="priority">Priority of the button</param>
internal AxisBinding(AbstractButton negative, AbstractButton positive, short priority)
{
Negative = negative;
Positive = positive;
_priority = priority;
}
/// <summary>
/// Links a real button to the virtual button
/// </summary>
/// <param name="btn">Button instance</param>
/// <param name="priority">Priority of the button</param>
public void AddButton(AbstractButton btn, short priority)
{
ButtonBinding binding = new ButtonBinding(btn, priority);
_hardwareButtons.Add(binding);
_hardwareButtons.Sort(ButtonBinding.Comparison);
}
/// <summary>
/// Constructor of ButtonBinding class
/// </summary>
/// <param name="btn">Button instance</param>
/// <param name="priority">Priority of the button</param>
internal ButtonBinding(AbstractButton btn, short priority)
{
Button = btn;
_priority = priority;
}
/// <summary>
/// Update mouse states
/// </summary>
internal static void Update()
{
_previousState = _currentState;
_currentState = XnaMouse.GetState();
_previousPosition = new Vector2(_previousState.X, _previousState.Y);
_currentPosition = new Vector2(_currentState.X, _currentState.Y);
Vector2.Subtract(ref _currentPosition, ref _previousPosition, out _positionDelta);
WheelDelta = _currentState.ScrollWheelValue - _previousState.ScrollWheelValue;
InternalButtonPressed.Clear();
for (int i = 0; i < AllDigital.Length; i++)
{
if(IsUp(AllDigital[i])) continue;
AbstractButton btn = new AbstractButton(AllDigital[i]);
InternalButtonPressed.Add(new ButtonEvent(btn));
}
}
/// <summary>
/// Updates keyboard states
/// </summary>
internal static void Update()
{
_previousState = _currentState;
_currentState = XnaKeyboard.GetState();
InternalButtonPressed.Clear();
for (int i = 0; i < AllDigital.Length; i++)
{
if (_currentState.IsKeyUp(AllDigital[i])) continue;
AbstractButton btn = new AbstractButton(AllDigital[i]);
InternalButtonPressed.Add(new ButtonEvent(btn));
}
}