Шрифт:
/// Provides a container for a number of cards.
/// May be used to draw the cards and compute their score.
/// </summary>
public class CardHand : ArrayList
{
/// <summary>
/// Used as a destination of teh draw action
/// </summary>
private static Rectangle drawRect;
/// <summary>
/// Draws the hand on the graphics.
/// </summary>
/// <param name="g">graphics to draw with</param>
/// <param name="startx">left edge of first card</param>
/// <param name="starty">top of first card</param>
/// <param name="gapx">x gap between each card</param>
/// <param name="gapy">y gap between each card</param>
public void DrawHand(Graphics g, int startx, int starty,
int gapx, int gapy)
{
drawRect.X = startx;
drawRect.Y = starty;
foreach (Card card in this)
{
drawRect.Width = card.CardImage.Width;
drawRect.Height = card.CardImage.Height;
g.DrawImage(
card.CardImage, // Image
drawRect, // destination rectange
0, // srcX
0, // srcY
card.CardImage.Width, // srcWidth
card.CardImage.Height, // srcHeight
GraphicsUnit.Pixel, // srcUnit
Card.cardAttributes); // ImageAttributes
drawRect.X += gapx;
drawRect.Y += gapy;
}
}
/// <summary>
/// Computes the score of the hand
/// </summary>
/// <returns>the value of the score</returns>
public int BlackJackScoreHand
{
int score = 0;
int aces = 0;
foreach (Card card in this)
{
score += card.BlackJackScore;
if (card.BlackJackScore == 11)
{
aces++;
}
}
while ((score > 21) && (aces > 0))
{
score -= 10;
aces–;
}
return score;
}
}
/// <summary>
/// Contains a number of card decks
/// which can be dealt one at a time.
/// </summary>
public class CardShoe
{
private int noOfDecks = 1;
private byte[] decks;
private int nextCard;
private bool testShoe = false;
/// <summary>
/// True if the deck is "stacked",
/// i.e. was created from a byte array
/// </summary>
public bool TestShoe
{
get
{
return testShoe;
}
}
private void makeShoe
{
decks = new byte[noOfDecks * 52];
int cardPos = 0;
for (int i = 0; i < noOfDecks; i++)
{
for (byte j = 1; j < 53; j++)
{
decks[cardPos] = j;
cardPos++;
}
}
nextCard = 0;
}
private void shuffleShoe
{
if (!testShoe)
{
System.Random rand = new Random;
byte swap;
int p1, p2;
for (int i = 0; i < decks.Length; i++)
{
p1 = rand.Next(decks.Length);
p2 = rand.Next(decks.Length);
swap = decks[p1];
decks[p1] = decks[p2];
decks[p2] = swap;
}
}
nextCard = 0;
}
/// <summary>
/// Gets the next card number from the deck
/// </summary>
/// <returns>The number of the next card</returns>
public byte NextCardNo
{
if (nextCard == decks.Length)
{
shuffleShoe;
}
return decks[nextCard++];
}
/// <summary>
/// Gets the next card from the deck.
/// </summary>
/// <returns>A new instance of the card</returns>
public Card DealCard
{
return new Card(NextCardNo);
}
/// <summary>
/// Constructs a shoe containing a number of decks
/// </summary>
/// <param name="noOfDecks"></param>