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Simple Snake Game
- Simple Snake Game
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Simple Snake Game
Prabakar > 02-10-2012, 05:23 PM
Hello friends..This is the simple cool Snake Game..Enjoy..!
Code:<html>
<head>
<SCRIPT language="JavaScript" type="text/javascript">
var ie4 = false;
if(document.all) {
ie4 = true;
}
function setContent(name, value) {
var d;
if (ie4) {
d = document.all[name];
} else {
d = document.getElementById(name);
}
d.innerHTML = value;
}
function getContent(name) {
var d;
if (ie4) {
d = document.all[name];
} else {
d = document.getElementById(name);
}
return d.innerHTML;
}
function setColor(name, value) {
var d;
if (ie4) {
d = document.all[name];
} else {
d = document.getElementById(name);
}
d.style.color = value;
}
function getColor(name) {
var d;
if (ie4) {
d = document.all[name];
} else {
d = document.getElementById(name);
}
return d.style.color;
}
function animate(name, col) {
var value = getContent(name);
if (value.indexOf('<span') >= 0) { return; }
var length = 0;
var str = '';
var ch;
var token = '';
var htmltag = false;
for (i = 0; i < value.length; i++) {
ch = value.substring(i, i+1);
if (i < value.length - 1) { nextch = value.substring(i+1, i+2); } else { nextch = ' '; }
token += ch;
if (ch == '<' && '/aAbBpPhHiIoOuUlLtT'.indexOf(nextch) >= 0) { htmltag = true; }
if (ch == '>' && htmltag) { htmltag = false; }
if (!htmltag && ch.charCodeAt(0) > 30 && ch != ' ' && ch != '\n') {
str += '<span id="' + name + '_' + length + '">' + token + '</span>';
token = '';
length++;
}
}
setContent(name, str);
command = 'animateloop(\'' + name + '\', ' + length + ', 0, 1, \'' + col + '\')';
setTimeout(command , 100);
}
function animateloop(name, length, ind, delta, col) {
var next = ind + delta;
if (next >= length) { delta = delta * -1; next = ind + delta; }
if (next < 0) { delta = delta * -1; next = ind + delta; }
setColor(name + '_' + ind, getColor(name + '_' + next));
setColor(name + '_' + next, col);
command = 'animateloop(\'' + name + '\', ' + length + ', ' + next + ', ' + delta + ', \'' + col + '\')';
setTimeout(command , 100);
}
</SCRIPT>
<script type="text/javascript">
function cbsnake(){
//Pixels to move at once
this.jump = 8;
//Size of snake. Make this one less than jump. Doesn't have to be,but adds good effect
this.sos = 7;
//Size of board
//DANGER!!! this.sofb must be EVENLY dividable by this.jump DANGER!!!!
this.sofb = 400;
//Set things up
this.daway = this.sofb - this.jump;
this.correct = new Array();
this.correct[0] = 0;
while(this.correct[this.correct.length -1] != this.daway){
this.correct[this.correct.length] = this.correct[this.correct.length -1]+this.jump
}
this.zero = 0;
var gameboard = ' <div class="board" id="board"> <div id="i2"> The Simple game of Snake. Select a speed then use your arrow keys(←)(↑) (→) (↓) eat the apple(red block), but watch out for the walls and yourself. At any time you can pause the game by pressing the space bar.This game is created by Prabakar™..Enjoy with Java..!</div> </div><div class="board" id="score"> <span id="cscore">0</span> <span id="buttons"> <button type="button" id="slow" onClick="snake.slow()">Slow</button> <button type="button" id="medium" onClick="snake.medium()">Medium</button> <button type="button" id="fast" onClick="snake.fast()">Fast</button> </span></div>';
document.write(gameboard);
}
cbsnake.prototype.setup = function(setspeed){
var thisObj = this;
//Score...
this.score = 0;
//Snake Direction
this.sdir = 'none';
this.sdirb = 'none';
this.sdirp = 'none';
//Snake arrays
this.ctop = new Array();
this.cleft = new Array();
//Top of snake class
this.ctop[0] = 200;
this.ctop[1] = -8;
//Left of Snake class
this.cleft[0] = 200;
this.cleft[1] = -8;
//current top of apple
this.atop = 0;
//current left of apple
this.aleft = 0;
//Milliseconds between move
this.speed = setspeed;
document.getElementById('board').innerHTML = '<div id="apple"></div><div id="snake0" class="snake"></div><div id="snake1" class="snake"></div>';
this.moveapple();
this.stopgame = false;
setTimeout(function(){ thisObj.msnake() },this.speed);
document.onkeydown = function(e){ return thisObj.snakedir(e); };
}
cbsnake.prototype.slow = function(){
this.setup(100);
this.buttons('true');
document.getElementById('slow').blur();
}
cbsnake.prototype.medium = function(){
this.setup(70);
this.buttons('true');
document.getElementById('medium').blur();
}
cbsnake.prototype.fast = function(){
this.setup(30);
this.buttons('true');
document.getElementById('fast').blur();
}
cbsnake.prototype.rannum = function(num1,num2){
num1 = parseInt(num1);
num2 = parseInt(num2);
var generator = Math.random()*(Math.abs(num2-num1));
generator = Math.round(num1+generator);
return generator;
}
cbsnake.prototype.moveapple = function(){
var usethis = false;
while(!usethis){
this.atop = this.correct[this.rannum(0,this.correct.length-1)];
this.aleft = this.correct[this.rannum(0,this.correct.length-1)];
if(this.numInArray(this.ctop,this.cleft,this.atop,this.aleft) == 0){
usethis = true;
}
}
document.getElementById('apple').style.top = this.atop+"px";
document.getElementById('apple').style.left = this.aleft+"px";
}
cbsnake.prototype.snakedir = function(e){
if(!e){
//IE...
e = window.event;
}
switch(e.keyCode){
case 38:
if(this.sdir != 'down' && this.sdirp != 'down'){
this.sdirb = 'up';
this.sdirp = 'up';
}
break;
case 40:
if(this.sdir != 'up' && this.sdirp != 'up'){
this.sdirb = 'down';
this.sdirp = 'down';
}
break;
case 37:
if(this.sdir != 'right' && this.sdirp != 'right'){
this.sdirb = 'left';
this.sdirp = 'left';
}
break;
case 39:
if(this.sdir != 'left' && this.sdirp != 'left'){
this.sdirb = 'right';
this.sdirp = 'right';
}
break;
case 32:
if(this.sdir == 'none' && this.sdirp != 'none'){
this.sdirb = this.sdirp;
this.sdirp = 'none';
}
else{
this.sdirp = this.sdir;
this.sdirb = 'none';
}
break;
}
return this.stopgame;
}
cbsnake.prototype.msnake = function(){
if(this.stopgame === false){
if(this.sdir != 'none'){
this.moveall();
}
var thisObj = this;
switch(this.sdir){
case 'up':
this.ctop[0] = this.ctop[0] - this.jump;
document.getElementById('snake0').style.top = this.ctop[0]+"px";
if((this.ctop[0] == this.zero && this.sdirb == 'up') || this.ctop[0] < this.zero){
this.gover();
}
break;
case 'down':
this.ctop[0] = this.ctop[0] + this.jump;
document.getElementById('snake0').style.top = this.ctop[0]+"px";
if((this.ctop[0] == this.daway && this.sdirb == 'down') || this.ctop[0] > this.daway){
this.gover();
}
break;
case 'left':
this.cleft[0] = this.cleft[0] - this.jump;
document.getElementById('snake0').style.left = this.cleft[0]+"px";
if((this.cleft[0] == this.zero && this.sdirb == 'left') || this.cleft[0] < this.zero){
this.gover();
}
break;
case 'right':
this.cleft[0] = this.cleft[0] + this.jump;
document.getElementById('snake0').style.left = this.cleft[0]+"px";
if((this.cleft[0] == this.daway && this.sdirb == 'right') || this.cleft[0] > this.daway){
this.gover();
}
break;
}
if(this.sdir != 'none'){
this.hitself();
this.happle();
}
this.sdir = this.sdirb
setTimeout(function(){ thisObj.msnake() },this.speed);
}
}
cbsnake.prototype.gover = function(){
if(!this.stopgame){
this.stopgame = true;
var inner = document.getElementById('board').innerHTML;
document.getElementById('board').innerHTML = inner+'<div id="notice">Game Over! Your Score was '+this.score+'</div><div id="i2">The Simple game of Snake. Select a speed then use your arrow keys (←)(↑) (→) (↓) and eat the apple(red block), but watch out for the walls and yourself. At any time you can pause the game by pressing the space bar.This game is created by Prabakar™..Enjoy with Java..!</div>';
document.getElementById('apple').style.backgroundColor = '#D7BEBE';
for(i=0;i<this.cleft.length;i++){
document.getElementById('snake'+i).style.backgroundColor = '#BEBEBE';
}
this.buttons('');
}
}
cbsnake.prototype.happle = function(){
if(this.atop == this.ctop[0] && this.aleft == this.cleft[0]){
//HIT!!!
this.score++;
document.getElementById('cscore').innerHTML = this.score;
this.moveapple();
this.addsnake();
}
}
cbsnake.prototype.addsnake = function(){
var newsnake = document.createElement('div');
var newid = 'snake'+this.cleft.length;
newsnake.setAttribute('id',newid);
//this crap is for IE. I would rather add the class name.
newsnake.style.position = 'absolute';
newsnake.style.top = '-10px';
newsnake.style.left = '-10px';
newsnake.style.display = 'none';
newsnake.style.backgroundColor = 'black';
newsnake.style.height = '7px';
newsnake.style.width = '7px';
newsnake.style.overflow = 'hidden';
document.getElementById('board').appendChild(newsnake);
this.cleft[this.cleft.length] = -10;
this.ctop[this.ctop.length] = -10;
}
cbsnake.prototype.moveall = function(){
var i = this.ctop.length - 1;
while(i != 0){
document.getElementById('snake'+i).style.top = document.getElementById('snake'+(i-1)).style.top;
document.getElementById('snake'+i).style.left = document.getElementById('snake'+(i-1)).style.left;
document.getElementById('snake'+i).style.display = 'block';
this.ctop[i] = this.ctop[i-1];
this.cleft[i] = this.cleft[i-1];
i = i - 1;
}
}
cbsnake.prototype.numInArray = function(array,array2,value,value2){
var n = 0;
for (var i=0; i < array.length; i++) {
if (array[i] === value && array2[i] === value2) {
n++;
}
}
return n;
}
cbsnake.prototype.hitself = function(){
if(this.numInArray(this.ctop,this.cleft,this.ctop[0],this.cleft[0]) > 1){
this.gover();
}
}
cbsnake.prototype.buttons = function(setto){
document.getElementById('slow').disabled = setto;
document.getElementById('medium').disabled = setto;
document.getElementById('fast').disabled = setto;
}
</script>
<style type="text/css">
.board{
width: 399px;
background-color: lightgrey;
border: 1px solid gray;
position: relative;
margin-left: 0;
margin-top: 0;
}
#board{
height: 399px;
border-bottom: 0px;
}
#apple{
position: absolute;
background-color: red;
height: 7px;
width: 7px;
overflow: hidden;
}
.snake{
position: absolute;
top: 200px;
left: 200px;
background-color: black;
height: 7px;
width: 7px;
overflow: hidden;
}
.snake2{
position: absolute;
top: -10px;
left: -10px;
background-color: black;
height: 7px;
width: 7px;
overflow: hidden;
}
#score{
height: 50px;
margin-top: 0px;
}
#cscore{
color: black;
padding-left: 10px;
float: left;
width: 25%;
font-size: xx-large;
}
#buttons{
float: right;
width: 50%;
text-align: right;
padding-top: 10px;
}
#notice{
position: absolute;
top: 1em;
left: 1em;
right: 1em;
text-align: center;
font-size: 150%;
}
#i2{
position: absolute;
bottom: 1em;
left: 1em;
right: 1em;
text-align: center;
font-size: 95%;
}
</style>
</head>
<body>
<SPAN ID="animate"><B>Snake Game Created by ♥Prabakar™♥</B></SPAN>
<SCRIPT language="JavaScript">
animate('animate', '#ff8000');
</SCRIPT>
<script type="text/javascript">
var snake = new cbsnake();
</script>
</body>
</html> -
RE: Simple Snake Game
Kumaravel > 02-02-2013, 04:27 PM
tHANK YOU......................
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RE: Simple Snake Game
PHILOMINE SELVARANI > 17-02-2013, 01:37 PM
wow.its amazing.