Справочник Жаркова по проектированию и программированию искусственного интеллекта. Том 3: Программирование на Visual C# искусственного интеллекта (продолжение 2)
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>
public CardShoe (int noOfDecks)
{
this.noOfDecks = noOfDecks;
makeShoe ();
shuffleShoe ();
testShoe = false;
}
/// <summary>
/// Constructs a shoe containing a single deck
/// </summary>
public CardShoe ()
: this (1)
{
}
/// <summary>
/// Creates a stacked deck for test purposes.
/// </summary>
/// <param name=«stackedDeck»> array of bytes </param>
public CardShoe (byte [] stackedDeck)
{
decks = stackedDeck;
testShoe = true;
}
}
}
В панели Solution Explorer выполняем правый щелчок по имени проекта и в контекстном меню выбираем Add, New Item. В панели Add New Item выделяем шаблон Code File, в окне Name записываем имя нового файла с расширением *.cs и щёлкаем кнопку Add. В проект (и в панель Solution Explorer) добавляется этот файл, открывается пустое окно редактирования кода, в которое записываем следующий код.
Листинг 1.12. Новый файл Pot. cs.
using