/// <summary>
/// Shoot will swap between players and check if a player has been killed.
/// It also allows the current player to hit on the enemygrid.
/// </summary>
/// <param name="row">the row fired upon</param>
/// <param name="col">the column fired upon</param>
/// <returns>The result of the attack</returns>
public AttackResult Shoot(int row, int col)
{
AttackResult newAttack;
int otherPlayer = (_playerIndex + 1) % 2;
newAttack = Player.Shoot(row, col);
// Will exit the game when all players ships are destroyed
if (_players[otherPlayer].IsDestroyed)
{
newAttack = new AttackResult(ResultOfAttack.GameOver, newAttack.Ship, newAttack.Text, row, col);
}
AttackCompleted?.Invoke(this, newAttack);
// change player if the last hit was a miss
if (newAttack.Value == ResultOfAttack.Miss)
{
_playerIndex = otherPlayer;
}
return(newAttack);
}
/// <summary>
/// Listens for attacks to be completed.
/// </summary>
/// <param name="sender">the game</param>
/// <param name="result">the result of the attack</param>
/// <remarks>
/// Displays a message, plays sound and redraws the screen
/// </remarks>
private void AttackCompleted(object sender, AttackResult result)
{
bool isHuman;
isHuman = _theGame.Player == HumanPlayer;
if (isHuman)
{
if (result.Value == ResultOfAttack.Destroyed)
{
UtilityFunctions.MESSAGE_COLOR = Color.Green;
UtilityFunctions.Instance.Message = "You " + result.ToString();
}
else
{
UtilityFunctions.MESSAGE_COLOR = Color.White;
}
UtilityFunctions.Instance.Message = "You " + result.ToString();
}
else
{
if (result.Value == ResultOfAttack.Destroyed)
{
UtilityFunctions.MESSAGE_COLOR = Color.Red;
}
else
{
UtilityFunctions.MESSAGE_COLOR = Color.Blue;
}
UtilityFunctions.Instance.Message = "The AI " + result.ToString();
}
switch (result.Value)
{
case ResultOfAttack.Destroyed:
{
PlayHitSequence(result.Row, result.Column, isHuman);
Color flashColor;
if (isHuman)
{
flashColor = SwinGame.RGBAColor(0, 255, 0, 127);
}
else
{
flashColor = SwinGame.RGBAColor(255, 0, 0, 127);
};
Audio.PlaySoundEffect(GameResources.Instance.GameSound("Sink"));
SwinGame.FillRectangle(flashColor, 0, 0, 800, 600);
SwinGame.RefreshScreen();
SwinGame.Delay(150);
UtilityFunctions.DrawBackground();
DiscoveryController.DrawDiscovery();
SwinGame.RefreshScreen();
SwinGame.Delay(100);
SwinGame.FillRectangle(flashColor, 0, 0, 800, 600);
SwinGame.RefreshScreen();
SwinGame.Delay(150);
break;
}
case ResultOfAttack.GameOver:
{
PlayHitSequence(result.Row, result.Column, isHuman);
Audio.PlaySoundEffect(GameResources.Instance.GameSound("Sink"));
while (Audio.SoundEffectPlaying(GameResources.Instance.GameSound("Sink")))
{
//SwinGame.Delay(10);
SwinGame.RefreshScreen();
}
if (HumanPlayer.IsDestroyed)
{
Audio.PlaySoundEffect(GameResources.Instance.GameSound("Lose"));
}
else
{
Audio.PlaySoundEffect(GameResources.Instance.GameSound("Winner"));
}
break;
}
case ResultOfAttack.Hit:
{
PlayHitSequence(result.Row, result.Column, isHuman);
break;
}
case ResultOfAttack.Miss:
{
PlayMissSequence(result.Row, result.Column, isHuman);
break;
}
case ResultOfAttack.ShotAlready:
{
Audio.PlaySoundEffect(GameResources.Instance.GameSound("Error"));
break;
}
}
}
/// <summary> /// The last shot had the following result. Child classes can use this /// to prepare for the next shot. /// </summary> /// <param name="result">The result of the shot</param> /// <param name="row">the row shot</param> /// <param name="col">the column shot</param> protected abstract void ProcessShot(int row, int col, AttackResult result);
