private void OnKeyEvent(object sender, KeyEventArgs <TKeyId, TAdditionalKeyEventData> eventArgs)
{
if (eventArgs.EventType == KeyEventType.Repeat)
{
return;
}
var isPositiveKey = eventArgs.KeyId.Equals(_positiveDirectionKeyId);
if (!isPositiveKey && !eventArgs.KeyId.Equals(_negativeDirectionKeyId))
{
return; // Ignore anything besides our two keys
}
var newMovementDirection = MovementDirection;
if (eventArgs.EventType == KeyEventType.Pressed)
{
if (MovementDirection == BidirectionalMovement.Still)
{
newMovementDirection = isPositiveKey ? BidirectionalMovement.Positive : BidirectionalMovement.Negatize;
}
}
else if (eventArgs.EventType == KeyEventType.Released)
{
if (MovementDirection != BidirectionalMovement.Still)
{
var isMovementForward = MovementDirection == BidirectionalMovement.Positive;
if (isPositiveKey == isMovementForward)
{
newMovementDirection = BidirectionalMovement.Still; // Stop only if the correct direction key was pressed.
}
}
}
if (MovementDirection != newMovementDirection)
{
MovementDirection = newMovementDirection;
if (OnDirectionChange != null)
{
OnDirectionChange(this, new BidirectionalMovementKeysEventArgs(newMovementDirection));
}
}
}
public BidirectionalMovementKeysEventArgs(BidirectionalMovement newDirection)
{
_newDirection = newDirection;
}
private void AssertEventAndReset(BidirectionalMovement expectedState)
{
Assert.That(_keyEvent, Is.Not.Null);
Assert.That(_keyEvent.NewDirection, Is.EqualTo(expectedState));
ResetKeyEvent();
}
