/// <summary>
/// Updates the ball state.
/// </summary>
/// <param name="clickedZone">The zone where the player clicked.</param>
/// <param name="caught">If set to <c>true</c> the ball was caught.</param>
private void UpdateBallState(GoalZoneType clickedZone, bool caught)
{
if (!caught)
{
if (_leftZone.WasClicked)
{
_ball.SetState(BallState.Left);
}
else if (_centerZone.WasClicked)
{
_ball.SetState(BallState.Center);
}
else if (_rightZone.WasClicked)
{
_ball.SetState(BallState.Right);
}
}
else
{
_ball.SetState(BallState.Hidden);
}
}
/// <summary>
/// Updates the state of the goalkeeper.
/// </summary>
/// <returns><c>true</c>, if the goalkeeper caught the ball, <c>false</c> otherwise.</returns>
/// <param name="gazeZone">The zone where the player looked.</param>
/// <param name="clickedZone">The zone where the player clicked.</param>
private bool UpdateGoalkeeperState(GoalZoneType gazeZone, GoalZoneType clickedZone)
{
if (gazeZone == GoalZoneType.None)
{
// Player isn't looking at anything.
// Randomize the outcome depending on where the player clicked.
return RandomizeGoalkeeperState(clickedZone);
}
else if (gazeZone == GoalZoneType.Left)
{
if (clickedZone == GoalZoneType.Left)
{
SetGoalkeeperState(GoalkeeperState.CatchLeft);
return true;
}
SetGoalkeeperState(GoalkeeperState.MissLeft);
}
else if (_centerZone.IsBeingLookedAt)
{
if (_centerZone.WasClicked)
{
SetGoalkeeperState(GoalkeeperState.CatchCenter);
return true;
}
SetGoalkeeperState(GoalkeeperState.MissCenter);
}
else if (_rightZone.IsBeingLookedAt)
{
if (_rightZone.WasClicked)
{
SetGoalkeeperState(GoalkeeperState.CatchRight);
return true;
}
SetGoalkeeperState(GoalkeeperState.MissRight);
}
return false;
}
/// <summary>
/// Randomizes the state of the goalkeeper when we have no gaze data.
/// </summary>
/// <returns><c>true</c>, if the goalkeeper caught the ball, <c>false</c> otherwise.</returns>
/// <param name="clickedZone">The clicked zone.</param>
private bool RandomizeGoalkeeperState(GoalZoneType clickedZone)
{
var state = GoalkeeperState.Playing;
var catched = _random.Next(0, 2) == 1;
if (catched)
{
// Make sure we catch the ball in the same zone the player clicked.
state = clickedZone == GoalZoneType.Left ? GoalkeeperState.CatchLeft
: clickedZone == GoalZoneType.Center ? GoalkeeperState.CatchCenter
: clickedZone == GoalZoneType.Right ? GoalkeeperState.CatchRight : GoalkeeperState.MissLeft;
}
else
{
// Randomize a state.
state = (GoalkeeperState)_random.Next(0, 2);
}
// Set the goalkeepers state.
SetGoalkeeperState(state);
// Return whether or not the goalkeeper caught the ball.
return catched;
}
