Video Poker By Mark
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VideoPoker.java
import java.applet.Applet;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.Rectangle;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
public class VideoPoker extends Applet implements MouseListener {
private PokerHand hand;
private Deck deck;
private Card[] cards;
private Rectangle[] cardLoc;
private Rectangle dealBox;
private Rectangle Bet50Box;
private Rectangle Bet25Box;
public static final int WIDTH = 800, HEIGHT = 600;
String message;
private Image imgBuffer;
private Graphics gBuffer;
private int payoutAmount;
private int bet=25;
private int bank = 500;
private int moneyWon=-1;
private int betAdded;
private boolean newHand = true;
public void bet() {
bet=betAdded+bet;
if(bank>=bet)
;
else
bet=bank;
bank = bank - bet;
}
public void newDeal() {
deck = new Deck();
for (int i = 0; i < 5; i++) {
cards[i] = deck.deal();
cards[i].turnUp();
}
hand = new PokerHand(cards);
}
public void init() {
imgBuffer = createImage(WIDTH, HEIGHT);
gBuffer = imgBuffer.getGraphics();
message = "Video Poker";
deck = new Deck();
cards = new Card[5];
cardLoc = new Rectangle[5];
for (int i = 0; i < 5; i++) {
cardLoc[i] = new Rectangle(20 + i * 70, 80, 60, 80);
}
newDeal();
dealBox = new Rectangle(120, 175, 120, 30);
Bet50Box= new Rectangle(300,175,180,30);
Bet25Box= new Rectangle(500,175,180,30);
this.addMouseListener(this);
repaint();
}
public void paint(Graphics g) {
gBuffer.setColor(Color.BLACK);
gBuffer.fillRect(0, 0, WIDTH, HEIGHT);
gBuffer.setColor(Color.WHITE);
gBuffer.setFont(new Font("Helvetica", Font.BOLD, 12));
gBuffer.drawString(message, 20, 20);
gBuffer.drawString(hand.display(), 20, 40);
gBuffer.drawString(hand.getInfo(), 20, 60);
gBuffer.drawString("Your current bet is: " + bet, 400, 20);
gBuffer.drawString("You have " + bank + " dollars left", 200, 20);
if(moneyWon>0)
gBuffer.drawString("You won " + moneyWon + " dollars!", 200, 50);
if(moneyWon==0)
gBuffer.drawString("You LOSE!", 200, 50);
for (int i = 0; i < 5; i++)
cards[i].draw((Graphics2D) gBuffer, cardLoc[i]);
gBuffer.setColor(Color.WHITE);
gBuffer.fillRect(dealBox.x, dealBox.y, dealBox.width, dealBox.height);
gBuffer.fillRect(Bet50Box.x, Bet50Box.y, Bet50Box.width, Bet50Box.height);
gBuffer.fillRect(Bet25Box.x, Bet25Box.y, Bet25Box.width, Bet25Box.height);
gBuffer.setColor(Color.BLACK);
gBuffer.setFont(new Font("Script MT Bold", Font.BOLD, 30));
gBuffer.drawString("Deal", dealBox.x + 20, dealBox.y + 20);
gBuffer.drawString("Bet 50", Bet50Box.x + 20, Bet50Box.y + 20);
gBuffer.drawString("Bet 25", Bet25Box.x + 20, Bet25Box.y + 20);
g.drawImage(imgBuffer, 0, 0, this);
}
public void update(Graphics g) {
paint(g);
}
@Override
public void mouseClicked(MouseEvent e) {
}
@Override
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
}
@Override
public void mousePressed(MouseEvent e) {
}
@Override
public void mouseReleased(MouseEvent e) {
int x = e.getX();
int y = e.getY();
if (Bet25Box.contains(x, y)&&bank>25){
bet=25;
}
if (Bet50Box.contains(x, y)&& bank>50){
bet=50;
}
if (newHand) {
bet();
newDeal();
newHand=false;
}
else{
for (int i = 0; i < 5; i++) {
if (cardLoc[i].contains(x, y)) {
cards[i].turnOver();
}
}
if (dealBox.contains(x, y)) {
for (int i = 0; i < 5; i++) {
if (!cards[i].isFaceUp()) {
cards[i] = deck.deal();
cards[i].turnUp();
}
}
// user wants new cards...
hand = new PokerHand(cards);
payout();
betAdded=0;
newHand = true;
}
}
repaint();
}
public void payout() {
int mult = (int) hand.computeScore();
moneyWon=mult*bet;
bank = bank +moneyWon;
}
}
PokerHand.java
package poker;
import java.util.ArrayList;
/**
* PokerHand evaluates poker hands.
* it requires the Card class.
*
* @author Chris Thiel, OFMCap
* @version 28 Nov 2009
*/
public class PokerHand
{
private Card[] hand;
private Card highCard;
private double score;
/**
* Constants
*
*/
final String[] r={"High Card","One Pair", "Two Pair", "Three of a Kind","Straight", "Flush", "Full House", "Four of a Kind", "Straight Flush", "Royal Flush"};
/**
* Constructors
*/
public PokerHand(Card c1, Card c2, Card c3, Card c4, Card c5)
{
hand = new Card[5];
hand[0]=c1;
hand[1]=c2;
hand[2]=c3;
hand[3]=c4;
hand[4]=c5;
highCard=hand[0];
for (int i=1; i<5;i++)
if (highCard.isLessThanAceHigh(hand[i]))
highCard=hand[i];
sortAceHigh();
score=computeScore();
}
public PokerHand(ArrayList<Card> list)
{
hand = new Card[5];
highCard=list.get(0);
for (int i=0;i<5;i++)
{
hand[i]=list.get(i);
if (highCard.isLessThanAceHigh(hand[i]) )
highCard=hand[i];
}
sortAceHigh();
score=computeScore();
}
public PokerHand(Card[] h)
{
hand = new Card[5];
highCard=h[0];
for (int i=0;i<5;i++)
{
hand[i]=h[i];
if (highCard.isLessThanAceHigh(hand[i]) )
highCard=hand[i];
}
sortAceHigh();
score=computeScore();
}
/**
* Accessor method that returns the high card
* (Ace is considered the highest card,
* suit is ignored)
* @return the highest card of the hand
*/
public Card getHighCard()
{
return highCard;
}
public double getScore()
{
return score;
}
public String toString()
{
String result="";
for(Card c:hand)
result+=c.toString()+"\n";
return result;
}
/**
* mutator method that will arrage the hand in
* descending order, Ace high
*/
public void sortAceHigh()
{
for (int i=0;i<4;i++)
{
for(int j=i;j<5;j++)
if (hand[i].isLessThanAceHigh(hand[j]) )
{
Card h=hand[j];
hand[j]=hand[i];
hand[i]=h;
}
}
}
/**
* mutator method that will arrange the hand in
* descending order, Ace low
*
*/
public void sortAceLow()
{
for (int i=0;i<4;i++)
{
for(int j=i;j<5;j++)
if (hand[i].isLessThan(hand[j]) )
{
Card h=hand[j];
hand[j]=hand[i];
hand[i]=h;
}
}
}
public boolean hasPair()
{
int i=0;
while (i<4)
{
if (hand[i].comparePips(hand[i+1])==0 )
return true;
i++;
}
return false;
}
public boolean hasTwoPair()
{
int i=0;
int pairCount=0;
while(i<4)
{
if(hand[i].comparePips(hand[i+1])==0){
pairCount++;
i=i++;
}
i++;
}
if (pairCount>1)
return true;
return false;
}
public boolean hasThreeOfAKind()
{
int i=0;
while (i<3)
{
if(hand[i].comparePips(hand[i+1])+hand[i+1].comparePips(hand[i+2])==0)
return true;
i++;
}
return false;
}
public boolean hasFourOfAKind()
{
int left = hand[0].comparePips(hand[1])+
hand[1].comparePips(hand[2])+
hand[2].comparePips(hand[3]);
int right= hand[1].comparePips(hand[2])+
hand[2].comparePips(hand[3])+
hand[3].comparePips(hand[4]);
if (left==0 || right==0)
return true;
return false;
}
public boolean hasFlush()
{
int i=0;
while(i<4)
{
if(hand[i].getSuit()!=hand[i+1].getSuit() )
return false;
i++;
}
return true;
}
public boolean hasStraight()
{
boolean inOrder=true;
sortAceLow();
for(int i=0;i<4;i++)
if(hand[i].comparePips(hand[i+1])!=1)
inOrder=false;
if (inOrder) return true;
sortAceHigh();
inOrder=true;
for(int i=0;i<4;i++)
if(hand[i].comparePipsAceHigh(hand[i+1])!=1)
inOrder=false;
return inOrder;
}
public boolean hasStraightFlush()
{
if (hasFlush()&&hasStraight())
return true;
return false;
}
public boolean hasRoyalFlush()
{
if (hasStraightFlush()&& hand[0].getPipsAceHigh()==14)
return true;
return false;
}
public boolean hasFullHouse()
{
if(hasThreeOfAKind() ){
if (hand[2].equals(hand[4]) && hand[0].equals(hand[1]) )
return true;
if (hand[2].equals(hand[0]) && hand[3].equals(hand[4]) )
return true;
}
return false;
}
public int highCardBonus(ArrayList<Card> c)
{
int s=0;
int n=c.size();
for (int j=0;j<n;j++)
s=100*s+c.get(j).getPipsAceHigh();
return s;
}
/**
* sets score to determine the strength of the hand
* precondition: hand is sorted in descending order
*/
public double computeScore()
{
double score=0;
if (hasPair()){
int pairValue=0;
ArrayList<Card> c=new ArrayList<Card>();
for (int j=0;j<5;j++)
c.add(hand[j]);
for (int j=0;j<4;j++)
if (hand[j].equals(hand[j+1])){
c.remove(hand[j]);
c.remove(hand[j+1]);
pairValue=hand[j].getPipsAceHigh();
}
score=1+pairValue/100.0+highCardBonus(c)/100000000.0;
}
if (hasTwoPair()){
int pair1=0;
int pair2=0;
ArrayList<Card> c=new ArrayList<Card>();
for (int j=0;j<5;j++)
c.add(hand[j]);
for (int j=0;j<4;j++)
if (hand[j].equals(hand[j+1])){
c.remove(hand[j]);
c.remove(hand[j+1]);
if(pair1==0)
pair1=hand[j].getPipsAceHigh();
else
pair2=hand[j].getPipsAceHigh();
}
score=2+pair1/100.0+pair2/10000.0+highCardBonus(c)/1000000.0;
}
if (hasThreeOfAKind()) {//could be in 3 different positions
int p3=hand[2].getPipsAceHigh();
int p1a=hand[3].getPipsAceHigh();//presume 3k high
int p1b=hand[4].getPipsAceHigh();
if (p3==hand[4].getPipsAceHigh()){//3 K is low rank
p1a=hand[0].getPipsAceHigh();
p1b=hand[1].getPipsAceHigh();
} else
if (hand[1].getPipsAceHigh()==hand[3].getPipsAceHigh()){// 3K in middle
p1a=hand[0].getPipsAceHigh();
p1b=hand[4].getPipsAceHigh();
}
score=3+p3/100.00+p1a/10000.0+p1b/1000000.0;
}
if (hasStraight()) score=4+highCard.getPipsAceHigh()/100.0;
if (hasFlush()) {
int bonus=0;
for(int j=0;j<5;j++)
bonus=100*bonus+hand[j].getPipsAceHigh();
score=5+bonus/10000000000.0;
}
if (hasFullHouse()){
int p3=hand[2].getPipsAceHigh();
int p2=hand[4].getPipsAceHigh();
if (p3==p2) p2=hand[0].getPipsAceHigh();
score=6+p3/100.0+p2/10000.0;
}
if (hasFourOfAKind()){
int p4=hand[2].getPipsAceHigh();
int p1=hand[4].getPipsAceHigh();
if (p4==p1) p1=hand[0].getPipsAceHigh();
score=7+p4/100.0+p1/10000.0;
}
if (hasStraightFlush()){
score=8+highCard.getPipsAceHigh()/100.0;
}
if (hasRoyalFlush()) score=9;
if (score<1.0){
int bonus=0;
for(int j=0;j<5;j++)
bonus=100*bonus+hand[j].getPipsAceHigh();
score=bonus/10000000000.0;
}
return score;
}
/**
* compares One Poker hand to another,
* taking into account total pips.
* If positive, this hand is greater
* than the other.
*/
public double compareTo(PokerHand other)
{
return score - other.getScore();
}
public String display(){
String result="";
for (int i=0;i<5;i++)
result+=hand[i].info()+" ";
return result;
}
public String getInfo()
{
int rank=(int)score;
return r[rank];
}
}
Deck.java
package poker;
import java.util.ArrayList;
/**
*
* @author Chris Thiel, OFMCap
* @version 16 May 2012
*/
public class Deck
{
private ArrayList<Card> deck;
public Deck(){
deck=new ArrayList<Card>();
for (int s=0;s<4;s++)
for(int p=1;p<=13;p++)
deck.add(new Card(p,s));
shuffle();
}
public void shuffle(){
for (int i=0; i<400;i++){
int a=(int)(deck.size()*Math.random());
int b=(int)((deck.size()-1)*Math.random());
Card temp=deck.get(a);
deck.remove(temp);
deck.add(b, temp);
}
}
public Card deal(){
Card result=deck.get(0);
deck.remove(0);
return result;
}
}
Card.java
package poker;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import javax.swing.JApplet;
import java.awt.*;
/**
* class Card here represents a playing card
*
* @author Chris Thiel
* @version 28 Sept 2008
*/
public class Card
{
//some handy constants
public static final int SPADES=3;
public static final int HEARTS=2;
public static final int DIAMONDS=1;
public static final int CLUBS=0;
/**
* suitName is an array contains the name of the Suit
* so that the index matches the suit number
*/
public static final String[] suitName={"Clubs","Diamonds","Hearts","Spades" };
/**
* suitSymbol Have the unicode values to print the correct symbol,
* arranges so thet the index matches the suit number
*/
public static final String[] suitSymbol={"\u2663", "\u2666","\u2665","\u2660"};
/**
* pipName is an array that contains the name of the card's pips
* so that the index matches the number of the card.
* For example pipName[1] has a "Ace"
*/
public static final String[] pipName={"-","Ace","2","3","4","5","6","7","8","9","10",
"Jack","Queen","King"};
// instance variables - or Card Attributes
/**
* suit contains the suit (0 to 3)
*/
private int suit;
/**
* pips contains the number of pips of the card (1-13)
* Ace is 1 and 13 is King
*/
private int pips;
/**
* faceUp is true is the card is exposed
* and false otherwise.
*/
private boolean faceUp;
/**
* Default Constructor for objects of class Card
* is a random card of a random suit
*/
public Card()
{
// The default card is randomly chosen
suit = (int)(Math.random()*4);
pips = 1+(int)(Math.random()*13);
faceUp=false;
}
/**
* A Card can be constructed with a determined
* number of pips (and integer 1-13)
* and suit (an integer from 0-3)
*/
public Card(int p, int s)
{
if (s>=0 && s<4) suit = s;
if (p>0 && p<14) pips = p;
faceUp=false;
}
/**
* A Card can be constructed with a determined
* number of pips (a String "Ace" to "King")
* and suit (a String "Clubs" to "Spades")
*/
public Card(String p, String s)
{
suit = indexOf(suitName, s);
pips = indexOf(pipName, p);
faceUp=false;
}
/**
* indexOf returns the index of the String s
* in the String Array a
* (it returns -1 if not found). This method
* ignores case.
*/
public int indexOf(String[] a, String s)
{
int idx=-1;
for (int i=0; i< a.length; i++)
if (a[i].toLowerCase().equals(s.toLowerCase())) idx=i;
return idx;
}
/**
* @return getSuit returns the Card's suit,
* an int from 0 to 3
*/
public int getSuit()
{
return suit;
}
/**
* setSuit changes the Card's suit,
* @param the suit 0 to 3. You can use the
* predefined integer constants
* SPADES, HEARTS, DIAMONDS and CLUBS
* from the Card class.
*/
public void setSuit(int s)
{
if (s>=0 && s<4) suit=s;
}
/**
* @return getPips returns the Card's pips,
* an int from 1 to 13 where an Ace is a 1
* and a King is a 13.
*/
public int getPips()
{
return pips;
}
public int getPipsAceHigh()
{
if (pips==1) return 14;
return pips;
}
/**
* setPips changes the Card's pips,
* @param the pips are an integer from 1 to 13,
* where 1 is an Ace and 13 is a King.
*/
public void setPips(int p)
{
// put your code here
if (p>0 && p<14) pips=p;
}
/**
* @return getSuit returns the Card's suit,
* an int from 0 to 3
*/
public int getValue()
{
if (pips>9) return 10;
return pips;
}
/**
* Two cards are equal if they have
* the same number of pips. The suit is ignored
* with this comparison
*
* @return true if they match the number of pips
*/
public boolean equals(Card c)
{
if (c.getPips()==pips) return true;
return false;
}
/**
* toString will return the contents of the card
* in a string format
* @return The pips and suit of a card
*/
public String toString()
{
return pipName[pips]+" of "+suitName[suit];
}
/**
* info will return the contents of the card
* in a short two character string
* @return The pips and suit of a card
*/
public String info()
{
if (pips==10) return pipName[pips].substring(0,2)+suitSymbol[suit];
return pipName[pips].substring(0,1)+suitSymbol[suit];
}
/**
* comparePips will return the difference between
* two cards' number of pips. The suit is ignored
* with this comparison. Here the ace is low.
* If the two cards happen to have the same
* number of pips, it returns the integer 0.
*
* If, for example,
* card1 is a 2 of clubs and card2 is a 6 of spades,
* then card1.comparePips(card2) returns -4, since
* card1 has four less pips than card2.
*
* @return the difference between number of pips
*/
public int comparePips( Card c )
{
return pips-c.getPips();
}
/**
* comparePipsAceHigh will return the difference between
* two cards' number of pips, Ace High. The suit is ignored
* with this comparison, but the Ace is above a King.
* If the two cards happen to have the same
* number of pips, it returns the integer 0.
*
* If, for example,
* card1 is an ace of clubs and card2 is a queen of spades,
* then card1.comparePips(card2) returns 2, since
* card1 is two larger than card2.
*
* @return the difference between number of pips
*/
public int comparePipsAceHigh( Card c )
{
// This needs to be be implemented
int myPips=pips;
int theirPips=c.getPips();
if (myPips==1) myPips=14;
if (theirPips==1) theirPips=14;
return myPips-theirPips;
}
/**
* isLessThan will compare two cards by pips, and in case of
* a match, will compare the suit. If the number
* of pips match, then the higher suit is considered.
*
* The the order of the suits
* (from high to low) is SPADES, HEARTS, DIAMONDS, CLUBS
*
* The Ace is low, and is considered to be below a 2.
*
* If the two cards happen to have the same
* number of pips, it then compares the suit returns the integer 0.
*
* If, for example,
* card1 is an ace of clubs and card2 is a 2 of spades,
* then card1.comparePips(card2) returns true, since
* card1 is less than card2.
*
* If card1 is a 6 of hearts and card2 is a 6 of clubs,
* than card1.isLessThan(card2) returns false,
* since hearts is greater than clubs
*
* @return the difference between number of pips
*/
public boolean isLessThan( Card c )
{
if (pips>c.getPips()) return false;
if (pips<c.getPips()) return true;
//if we got this far, its the same number of pips
if (suit <c.getSuit()) return true;
// if we got this far, it must have same suit or more
return false;
}
public boolean isLessThanAceHigh( Card c )
{
int myPips=pips;
int theirPips=c.getPips();
if (myPips==1) myPips=14;
if (theirPips==1) theirPips=14;
if (myPips>theirPips) return false;
if (myPips<theirPips) return true;
//if we got this far, its the same number of pips
if (suit <c.getSuit()) return true;
// if we got this far, it must have same suit or more
return false;
}
public void turnUp(){
faceUp=true;
}
public void turnDown(){
faceUp=false;
}
public void turnOver(){
faceUp=!faceUp;
}
public boolean isFaceUp(){
return faceUp;
}
public void draw(Graphics g, int x, int y){
g.setColor(Color.WHITE);
Rectangle loc=new Rectangle(x,y,60,80);
if (faceUp){
g.setFont(new Font("Helvetica", Font.BOLD, 20));
g.setColor(Color.WHITE);
g.fillRect(loc.x,loc.y,loc.width,loc.height);
g.setColor(Color.BLACK);
g.drawRect(loc.x,loc.y,loc.width,loc.height);
if (suit>0 && suit<3)
g.setColor(Color.RED);
g.drawString(this.info(), loc.x+8,loc.y+23);
} else {
g.setColor(Color.BLUE);
g.fillRect(loc.x,loc.y,loc.width,loc.height);
g.setColor(Color.BLACK);
g.drawRect(loc.x,loc.y,loc.width,loc.height);
g.setColor(Color.WHITE);
for (int i=2; i<25; i+=5)
g.drawRoundRect(loc.x+i, loc.y+i, loc.width-i*2, loc.height-i*2,
i, i);
}
}
public void draw(Graphics2D g2, Rectangle loc){
g2.setColor(Color.WHITE);
int letterSize=5*loc.width/12;
if (faceUp){
g2.setFont(new Font("Helvetica", Font.BOLD, letterSize));
g2.setColor(Color.WHITE);
g2.fill(loc);
g2.setColor(Color.BLACK);
g2.draw(loc);
if (suit>0 && suit<3)
g2.setColor(Color.RED);
g2.drawString(this.info(), loc.x+8,loc.y+7*letterSize/6);
} else {
g2.setColor(Color.BLUE);
g2.fill(loc);
g2.setColor(Color.BLACK);
g2.draw(loc);
g2.setColor(Color.WHITE);
for (int i=2; i<25; i+=5)
g2.drawRoundRect(loc.x+i, loc.y+i, loc.width-i*2, loc.height-i*2,
i, i);
}
}
public void draw(Graphics2D g2, Rectangle loc, Image cardBack, JApplet a){
g2.setColor(Color.WHITE);
int letterSize=5*loc.width/12;
if (faceUp){
g2.setFont(new Font("Helvetica", Font.BOLD, letterSize));
g2.setColor(Color.WHITE);
g2.fill(loc);
g2.setColor(Color.BLACK);
g2.draw(loc);
if (suit>0 && suit<3)
g2.setColor(Color.RED);
g2.drawString(this.info(), loc.x+8,loc.y+7*letterSize/6);
} else {
g2.drawImage(cardBack, loc.x, loc.y, loc.width, loc.height,a);
}
}
}