/// <summary>
/// Perform update logic related to the component.
/// </summary>
/// <param name="gameTime">Time elapsed since the last call to
/// this method.</param>
public override void Update(GameTime gameTime)
{
if (players.Count > 0)
{
// If betting is possible
if (((BlackjackCardGame)cardGame).State == BlackjackGameState.Betting &&
!((BlackjackPlayer)players[players.Count - 1]).IsDoneBetting)
{
int playerIndex = GetCurrentPlayer();
BlackjackPlayer player = (BlackjackPlayer)players[playerIndex];
// If the player is an AI player, have it bet
if (player is BlackjackAIPlayer)
{
ShowAndEnableButtons(false);
int bet = ((BlackjackAIPlayer)player).AIBet();
if (bet == 0)
{
Bet_Click(this, EventArgs.Empty);
}
else
{
AddChip(playerIndex, bet, false);
}
}
else
{
// Reveal the input buttons for a human player and handle input
// remember that buttons handle their own imput, so we only check
// for input on the chip buttons
ShowAndEnableButtons(true);
HandleInput(Mouse.GetState());
}
}
// Once all players are done betting, advance the game to the dealing stage
if (((BlackjackPlayer)players[players.Count - 1]).IsDoneBetting)
{
BlackjackCardGame blackjackGame = ((BlackjackCardGame)cardGame);
if (!blackjackGame.CheckForRunningAnimations <AnimatedGameComponent>())
{
ShowAndEnableButtons(false);
blackjackGame.State = BlackjackGameState.Dealing;
Enabled = false;
}
}
}
base.Update(gameTime);
}
/// <summary>
/// Updates the balance of all players in light of their bets and the dealer's
/// hand.
/// </summary>
/// <param name="dealerPlayer">Player object representing the dealer.</param>
public void CalculateBalance(BlackjackPlayer dealerPlayer)
{
for (int playerIndex = 0; playerIndex < players.Count; playerIndex++)
{
BlackjackPlayer player = (BlackjackPlayer)players[playerIndex];
// Calculate first factor, which represents the amount of the first
// hand bet which returns to the player
float factor = CalculateFactorForHand(dealerPlayer, player,
HandTypes.First);
if (player.IsSplit)
{
// Calculate the return factor for the second hand
float factor2 = CalculateFactorForHand(dealerPlayer, player,
HandTypes.Second);
// Calculate the initial bet performed by the player
float initialBet =
player.BetAmount /
((player.Double ? 2f : 1f) + (player.SecondDouble ? 2f : 1f));
float bet1 = initialBet * (player.Double ? 2f : 1f);
float bet2 = initialBet * (player.SecondDouble ? 2f : 1f);
// Update the balance in light of the bets and results
player.Balance += bet1 * factor + bet2 * factor2;
if (player.IsInsurance && dealerPlayer.BlackJack)
{
player.Balance += initialBet;
}
}
else
{
if (player.IsInsurance && dealerPlayer.BlackJack)
{
player.Balance += player.BetAmount;
}
// Update the balance in light of the bets and results
player.Balance += player.BetAmount * factor;
}
player.ClearBet();
}
}
/// <summary>
/// Returns a factor which determines how much of a bet a player should get
/// back, according to the outcome of the round.
/// </summary>
/// <param name="dealerPlayer">The player representing the dealer.</param>
/// <param name="player">The player for whom we calculate the factor.</param>
/// <param name="currentHand">The hand to calculate the factor for.</param>
/// <returns></returns>
private float CalculateFactorForHand(BlackjackPlayer dealerPlayer,
BlackjackPlayer player, HandTypes currentHand)
{
float factor;
bool blackjack, bust, considerAce;
int playerValue;
player.CalculateValues();
// Get some player status information according to the desired hand
switch (currentHand)
{
case HandTypes.First:
blackjack = player.BlackJack;
bust = player.Bust;
playerValue = player.FirstValue;
considerAce = player.FirstValueConsiderAce;
break;
case HandTypes.Second:
blackjack = player.SecondBlackJack;
bust = player.SecondBust;
playerValue = player.SecondValue;
considerAce = player.SecondValueConsiderAce;
break;
default:
throw new Exception(
"Player has an unsupported hand type.");
}
if (considerAce)
{
playerValue += 10;
}
if (bust)
{
factor = -1; // Bust
}
else if (dealerPlayer.Bust)
{
if (blackjack)
{
factor = 1.5f; // Win BlackJack
}
else
{
factor = 1; // Win
}
}
else if (dealerPlayer.BlackJack)
{
if (blackjack)
{
factor = 0; // Push BlackJack
}
else
{
factor = -1; // Lose BlackJack
}
}
else if (blackjack)
{
factor = 1.5f;
}
else
{
int dealerValue = dealerPlayer.FirstValue;
if (dealerPlayer.FirstValueConsiderAce)
{
dealerValue += 10;
}
if (playerValue > dealerValue)
{
factor = 1; // Win
}
else if (playerValue < dealerValue)
{
factor = -1; // Lose
}
else
{
factor = 0; // Push
}
}
return(factor);
}
/// <summary>
/// Returns a factor which determines how much of a bet a player should get
/// back, according to the outcome of the round.
/// </summary>
/// <param name="dealerPlayer">The player representing the dealer.</param>
/// <param name="player">The player for whom we calculate the factor.</param>
/// <param name="currentHand">The hand to calculate the factor for.</param>
/// <returns></returns>
private float CalculateFactorForHand(BlackjackPlayer dealerPlayer,
BlackjackPlayer player, HandTypes currentHand)
{
float factor;
bool blackjack, bust, considerAce;
int playerValue;
player.CalculateValues();
// Get some player status information according to the desired hand
switch (currentHand)
{
case HandTypes.First:
blackjack = player.BlackJack;
bust = player.Bust;
playerValue = player.FirstValue;
considerAce = player.FirstValueConsiderAce;
break;
case HandTypes.Second:
blackjack = player.SecondBlackJack;
bust = player.SecondBust;
playerValue = player.SecondValue;
considerAce = player.SecondValueConsiderAce;
break;
default:
throw new Exception(
"Player has an unsupported hand type.");
}
if (considerAce)
{
playerValue += 10;
}
if (bust)
{
factor = -1; // Bust
}
else if (dealerPlayer.Bust)
{
if (blackjack)
{
factor = 1.5f; // Win BlackJack
}
else
{
factor = 1; // Win
}
}
else if (dealerPlayer.BlackJack)
{
if (blackjack)
{
factor = 0; // Push BlackJack
}
else
{
factor = -1; // Lose BlackJack
}
}
else if (blackjack)
{
factor = 1.5f;
}
else
{
int dealerValue = dealerPlayer.FirstValue;
if (dealerPlayer.FirstValueConsiderAce)
{
dealerValue += 10;
}
if (playerValue > dealerValue)
{
factor = 1; // Win
}
else if (playerValue < dealerValue)
{
factor = -1; // Lose
}
else
{
factor = 0; // Push
}
}
return factor;
}
/// <summary>
/// Updates the balance of all players in light of their bets and the dealer's
/// hand.
/// </summary>
/// <param name="dealerPlayer">Player object representing the dealer.</param>
public void CalculateBalance(BlackjackPlayer dealerPlayer)
{
for (int playerIndex = 0; playerIndex < players.Count; playerIndex++)
{
BlackjackPlayer player = (BlackjackPlayer)players[playerIndex];
// Calculate first factor, which represents the amount of the first
// hand bet which returns to the player
float factor = CalculateFactorForHand(dealerPlayer, player,
HandTypes.First);
if (player.IsSplit)
{
// Calculate the return factor for the second hand
float factor2 = CalculateFactorForHand(dealerPlayer, player,
HandTypes.Second);
// Calculate the initial bet performed by the player
float initialBet =
player.BetAmount /
((player.Double ? 2f : 1f) + (player.SecondDouble ? 2f : 1f));
float bet1 = initialBet * (player.Double ? 2f : 1f);
float bet2 = initialBet * (player.SecondDouble ? 2f : 1f);
// Update the balance in light of the bets and results
player.Balance += bet1 * factor + bet2 * factor2;
if (player.IsInsurance && dealerPlayer.BlackJack)
{
player.Balance += initialBet;
}
}
else
{
if (player.IsInsurance && dealerPlayer.BlackJack)
{
player.Balance += player.BetAmount;
}
// Update the balance in light of the bets and results
player.Balance += player.BetAmount * factor;
}
player.ClearBet();
}
}
