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Javascript
Javascript
Blackjack code source
<HTML>
<HEAD>
<TITLE>BlackJack</TITLE>
<SCRIPT LANGUAGE="JavaScript">
balance = 500;
bet = 20;
shuffletimes = 1000;
function makeArray(size) {
this.length = size;
}
function init() {
gameOver = true;
empty = new Image();
empty.src = "empty.gif";
//empty card: green
/* Construct a set of 13 cards from 1 to 10 with
the Jack, the Queen and the King */
cardImage = new makeArray(13);
for (var i=0; i<14; i++) {
cardImage[i] = new Image();
//cardImage[i].src = i+".gif " ;
}
cardImage[0].src = "empty.gif " ;
cardImage[1].src = "14sf.gif " ; // l'As
cardImage[2].src = "02sf.gif " ;
cardImage[3].src = "03sf.gif ";
cardImage[4].src = "04sf.gif ";
cardImage[5].src = "05sf.gif ";
cardImage[6].src = "06sf.gif ";
cardImage[7].src = "07sf.gif ";
cardImage[8].src = "08sf.gif ";
cardImage[9].src = "09sf.gif ";
cardImage[10].src = "10sf.gif " ;
cardImage[11].src ="11sf.gif "; // Jack
cardImage[12].src ="12sf.gif "; // Queen
cardImage[13].src ="13sf.gif "; // King
//Define a deck (set) of 13 black pick cards.
deck = new makeArray(13);
for (i=0; i<14; i++) {
deck[i] = i;
}
}
//Shuffling cards: -----------------------
function shuffle() {
cardsInDeck = 13;
// Shuffle by swapping (shuffletimes) times.
for (i=0; i<shuffletimes; i++) {
var firstCard = parseInt(Math.random()*13);
var secondCard = parseInt(Math.random()*13);
/* The parseInt() function parses a string and
returns an integer.
The random() method returns a random number
between 0 and 1.
* : the limit is 1 x 13 = 13 */
//Shffling once is a "swap".
var temp = deck[firstCard];
deck [firstCard] = deck[secondCard];
deck [secondCard] = temp;
}
emptyCards();
document.boxes.result.value = '';
}
// To empty cards, all are green
function emptyCards() {
for (i=0; i<5; i++) {
document.images["p"+i].src = empty.src;
document.images["c"+i].src = empty.src;
}
}
// Player object: -----------------------
function Player() {
// Player's properties
this.noCards = 0; //Initialize
//noCards is the number of played cards.
this.card = new makeArray(5);
for (var i=0; i<5; i++) {
this.card[i] = 0; //Initialize
}
// Related methods: P for gold mouth and c
pour corto ( computer or bank)
this.hit = hit;
this.checkBlackJack = checkBlackJack;
this.openCard = openCard;
this.getCount = getCount;
}
//We will define these function:s
function hit(plyrCode) {
this.card[this.noCards] = deck[cardsInDeck];
var imageName = plyrCode+(this.noCards);
document.images[imageName].src =
cardImage[(this.card[this.noCards])].src;
this.noCards++;
cardsInDeck--;
// The balance for gold mouth
if (plyrCode =="p"){
balance -= bet;
sold ();
}
}
function playerBlackJacks() {
document.boxes.result.value = "
the balckJack. gold mouth wins! "
gameOver=true;
}
function computerBlackJacks() {
c.openCard();
document.boxes.result.value = " the balckJack.
corto wins: "
gameOver=true;
}
//The first function to trigger: -----------------------
function dealcards() {
shuffle();
p = new Player();
c = new Player();
p.hit("p");
c.hit("c");
p.hit("p");
c.hit("c");
if (p.checkBlackJack()) {
playerBlackJacks();
}
else if (c.checkBlackJack()) {
computerBlackJacks();
}
else
{gameOver=false;}
}
// First card for the computer: -----------------------
function openCard() {
document.images["c0"].src =
cardImage[(this.card[0])].src;
}
//Check first for two cards:
function checkBlackJack() {
if (this.noCards==2) {
var first = this.card[0];
var second = this.card[1];
if (first > 10) {
first = 10;
}
if (second > 10) {
second = 10;
}
if (((first==1) && (second==10))||((first==10)
&& (second==1))) {
return true;
}
else {
return false;
}
}
}
//Get the count: -----------------------
function getCount() {
var total=0;
for (var i=0; i<this.noCards; i++) {
var cardValue = this.card[i];
if (cardValue > 10) {
cardValue=10;
}
total += cardValue;
}
return total;
}
// Doubble: -----------------------
function getDouble(){
playerHits();
playerHits();
}
// Hit : one more card:
function playerHits() {
if (!gameOver) {
p.hit("p");
var playerTotal = p.getCount();
if (playerTotal > 21) {
playerBusts();
}
else if (p.noCards == 5) {
playerWinOverFive();
}
}
}
//Stop the game and show the results: -----------------------
function playerStays() {
if (!gameOver) {
c.openCard();
while ((c.getCount()<16)&&(c.noCards<5)) {
c.hit("c");
}
// Retrieve the player and computer counts
var playerValue = p.getCount();
var computerValue = c.getCount();
document.boxes.result.value = (" gold mouth count : " +
playerValue);
document.boxes.result.value = (" corto count : " +
computerValue);
// Check if it busts:
if (computerValue > 21) {
computerBusts();
}
else {
// Check to see whish value is higher:
if (playerValue > computerValue) {
playerWins(playerValue,computerValue);
}
else if (playerValue < computerValue) {
computerWins(playerValue,computerValue);
}
else {
aDraw(playerValue);
}
}
}
}
// Results to display: -----------------------
function playerBusts() {
document.boxes.result.value = (" gold mouth busts.
the game is over!");
gameOver=true;
}
function computerBusts() {
document.boxes.result.value = (" corto busts.
the game is over! ");
gameOver=true;
}
function playerWinOverFive() {
document.boxes.result.value = (" gold mouth: 5 cards,
total < 21. She wins!");
gameOver=true;
}
function playerWins (a,b) {
document.boxes.result.value = (" gold mouth wins: score " + a +
" versus corto\'s score: "+b);
gameOver=true;
}
function computerWins (a,b) {
document.boxes.result.value = (" corto wins: score " + b + "
versus gold\'s score: "+a);
gameOver=true;
}
function aDraw(a) {
document.boxes.result.value = (" A tie game !");
gameOver=true;
}
function sold(){
document.boxes.balance.value = balance;
if (balance <= 0){
gameOver=true;
}
}
</SCRIPT>
</HEAD>
<BODY ONLOAD="init();">
<CENTER>
<H1>Blackjack</H1>
<br />
<FORM name = "boxes">
<table bgcolor= "#E6E6FA" width = "200"><TR>
<TD><input align = "center" style = "font-size:20"; TYPE="txt" SIZE="15"
NAME="bet" VALUE="20" color = "green"></td>
<td><input align = "center" style = "font-size:20"; TYPE="txt" SIZE="15"
NAME="balance" VALUE="500" color = "red"
onfocus= "this.style.color='blue'; this.style.background = '#FFE4E1'";></TD>
<td><br><input style = "color: red" type="RESET" /></td>
</TR></table>
<TABLE>
<TR><TD>
<img src = "goldMouth.jpg">
</TD>
<TD><IMG SRC="empty.gif" NAME="p0"></TD>
<TD><IMG SRC="empty.gif" NAME="p1" ></TD>
<!-- width="68" height="106"></TD> -->
<TD><IMG SRC="empty.gif" NAME="p2"></TD>
<TD><IMG SRC="empty.gif" NAME="p3"></TD>
<TD><IMG SRC="empty.gif" NAME="p4"></TD>
</TR>
<TR><TD> </TD></TR><TR>
<TR>
<TD>
<img src="Corto.gif">
</TD>
<TD><IMG SRC="empty.gif" NAME="c0"></TD>
<TD><IMG SRC="empty.gif" NAME="c1"></TD>
<TD><IMG SRC="empty.gif" NAME="c2"></TD>
<TD><IMG SRC="empty.gif" NAME="c3"></TD>
<TD><IMG SRC="empty.gif" NAME="c4"></TD>
</TR>
</table>
<br />
<TABLE border = "0"> <tr> <td> <table><tr><td
width = "135"> </td></tr></table> </td><td>
<table border = "1"><tr><td>
<INPUT TYPE="button" NAME="deal" VALUE="play" ONCLICK="dealcards();"
style="color: #0000FF"></td><td>
<INPUT TYPE="button" NAME="hit" VALUE="card" ONCLICK="playerHits();"
style="color: #FF00FF"></td><td>
<INPUT TYPE="button" NAME="stay" VALUE="stop" ONCLICK="playerStays();"
style="color: #0000FF"></td><td>
<INPUT TYPE="button" NAME="init" VALUE="new game" ONCLICK="shuffle();"
style="color: #0000FF"></td><td>
<INPUT TYPE="button" NAME="double" VALUE="double " ONCLICK="getDouble();"
style="color: #0000FF">
</td></tr></table>
</td></tr></TABLE>
<br />
<table><tr><td>
<input align = "center" style="background-color:black ; color:lime;
font-size:20"; TYPE="txt"
SIZE="51" NAME="result" VALUE="" color = "red">
</td></tr></table>
lt;table><tr><td align = "right"><a href =
"games/blackjack_source.html">source code</a>
</td></tr></table>
</FORM>
</CENTER>
</BODY>
</HTML>
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