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spaceInvaders_stable - 2.html
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spaceInvaders_stable - 2.html
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<!DOCTYPE html>
<html>
<head>
<title>stable-2</title>
<link type="text/css" rel="stylesheet" href="bootstrap/css/bootstrap.css" />
<style>
body{
background: #000000;
}
.container-fluid{
padding: 0;
}
.col-md-9{
height: 658px;
padding: 0;
}
.col-md-3{
height: 654px;
background: #000000;
border: 1px red solid;
padding: 2% 1%;
color: white;
font-size: 18px;
line-height: 3
}
.glyphicon-heart{
color:red;
font-size: 30px;
}
canvas{
background-image: url('images/space-mod.jpg');
margin: 0;
padding: 0;
border: solid 1px red;
}
</style>
</head>
<body>
<div class="container-fluid">
<div class="col-md-9">
<div class="canv">
<canvas id="myCanvas" width="1008" height="654"></canvas>
</div>
</div>
<div class="col-md-3">
<table class="table table-bordered">
<tr>
<td>Player Name:</td><td id="playerName"></td>
</tr>
<tr>
<td>Level:</td><td id="level">1</td>
</tr>
<tr>
<td>Score:</td><td id="score"></td>
</tr>
<tr>
<td>High Score:<td id="highScore">0</td>
</tr>
<tr>
<td><span class="glyphicon glyphicon-heart"></span></td><td id="live">3</td>
</tr>
</table>
</div>
</div>
<script>
var canvas;
var ctx;
var width = 1008;
var height = 654;
//enemy variables
var enemy_x = 55;
var enemy_y = -100;
var enemy_width = 52;
var enemy_height = 112;
var enemyNo = 8;
var enemyArray = [];
var ppf = 1;
var enemyBullet_x = enemy_x+(enemy_width/2)-5;
var enemyBullet_y = enemy_y+enemy_height;
var enemyBulletArray=[];
//shuttle variables
var shuttle_width = 86;
var shuttle_height = 148;
var shuttle_x = (width/2)-(shuttle_width/2);
var shuttle_y = height-shuttle_height-30;
var sppf = 4;
//buttons
var rightPressed = false;
var leftPressed = false;
var upPressed = false;
var downPressed = false;
var bulletArray=[];
//sound
var explode = new Audio('sound/explosion.mp3');
var laser = new Audio('sound/laserr.mp3');
var background = new Audio('sound/background.mp3');
var lose = new Audio('sound/lose.mp3');
var scoreBoard;
//var dead = false;
var livesLeft = document.getElementById('live');
var playLevel = document.getElementById("level");
var nameEntered = document.getElementById('playerName');
for(var i=0; i<enemyNo; i++){
enemyArray.push([enemy_x, enemy_y, enemy_width, enemy_height, ppf, enemyBullet_x, enemyBullet_y]);
enemy_x +=enemy_width+65;
//enemyBullet_x +=enemy_width+65;
}
function begin(){
background.loop=true;
background.play();
name = prompt("please enter your name below");
nameEntered.innerHTML = name;
if(name==""){
nameEntered.innerHTML = "Anonymous";
}
canvas = document.getElementById("myCanvas");
ctx = canvas.getContext("2d");
shuttleImg = new Image();
shuttleImg.src = 'images/shuttle.png';
enemyImg = new Image();
enemyImg.src = 'images/enemy-mod.png';
scoreBoard= document.getElementById("score")
scoreBoard.innerHTML = 0;
document.addEventListener('keydown', keyDownHandler, false);
document.addEventListener('keyup', keyUpHandler, false);
}
function keyDownHandler(e){
if(e.keyCode==39){
rightPressed=true;
}else if(e.keyCode==37){
leftPressed=true;
}
if(e.keyCode == 38){
upPressed = true;
}else if(e.keyCode == 40){
downPressed = true
}
if(e.keyCode == 32){
if(playLevel.innerHTML==4){
bulletArray.push([shuttle_x+12, shuttle_y-34, 5,30]);
bulletArray.push([shuttle_x+shuttle_width-19, shuttle_y-34, 5,30]);}
else{
bulletArray.push([shuttle_x+(shuttle_width/2)-3, shuttle_y-34, 5,30]);
}
laser.play();
}
}
function keyUpHandler(e){
if(e.keyCode==39){
rightPressed=false;
}else if(e.keyCode==37){
leftPressed=false;
}
if(e.keyCode==38){
upPressed=false;
}else if(e.keyCode==40){
downPressed = false;
}
}
function moveShuttle(){
if(rightPressed && shuttle_x<(width-shuttle_width)){
shuttle_x +=sppf;
}else if(leftPressed && shuttle_x>0){
shuttle_x -=sppf;
}
if(upPressed && shuttle_y>height/4){
shuttle_y -=sppf;
}else if(downPressed && shuttle_y<(height-shuttle_height)){
shuttle_y +=sppf;
}
}
function drawShuttle(){
ctx.drawImage(shuttleImg,shuttle_x,shuttle_y);
moveShuttle();
}
function drawBullet(){
for(var i=0; i<bulletArray.length; i++){
if(playLevel.innerHTML==4){
ctx.fillStyle = "white";
}else{
ctx.fillStyle = "red";
}
//move bullet
ctx.fillRect(bulletArray[i][0], bulletArray[i][1], bulletArray[i][2], bulletArray[i][3]);
if(bulletArray[i][1]>-35){
bulletArray[i][1] -= 10;
}
}
}
function hitBullet(){
for(var i=0; i<bulletArray.length; i++){
for(var j=0; j<enemyArray.length; j++){
if(bulletArray[i][0]>=enemyArray[j][0] && bulletArray[i][0]<=enemyArray[j][2]+enemyArray[j][0] && bulletArray[i][1]<=enemyArray[j][1]+enemyArray[j][2] && bulletArray[i][1]>=enemyArray[j][1] && bulletArray[i][1]>=0){
enemyArray.splice(j,1);
var xRand = (Math.random()*800)
enemyArray.push([xRand, -100, enemy_width, enemy_height,ppf]);
enemyBulletArray.push([xRand+(enemy_width/2), enemy_y+enemy_height]);
bulletArray.splice(i,1);
scoreBoard.innerHTML=parseInt(scoreBoard.innerHTML)+5;
}
}
}
}
function shuttleCollide(){
for(var i=0; i<enemyArray.length; i++){
if(shuttle_x>enemyArray[i][0] && shuttle_x+22<=enemyArray[i][0]+enemy_width && shuttle_y+40<enemyArray[i][1]+enemyArray[i][3] && shuttle_y+shuttle_height>enemyArray[i][1]){
checkLife();
}else if(shuttle_x+shuttle_width-20>enemyArray[i][0]&&shuttle_x<enemyArray[i][0] && shuttle_y+40<enemyArray[i][1]+enemyArray[i][3] && shuttle_y+shuttle_height>enemyArray[i][1]){
checkLife();
}
//head-on collision
}
}
function enemyBulletHit(){
if(playLevel.innerHTML==4){
for(var i=0; i<enemyBulletArray.length; i++){
if(enemyBulletArray[i][0]<=shuttle_x+shuttle_width && enemyBulletArray[i][0]>=shuttle_x && enemyBulletArray[i][1]+10>=shuttle_y){
alert('boom')
}
}
}
}
function checkLife(){
highScore = document.getElementById("highScore");
if(livesLeft.innerHTML>1){
explode.loop =false;
explode.play();
livesLeft.innerHTML -=1;
repositioning();
}else if(livesLeft.innerHTML==1){
//livesLeft.innerHTML = 0;
//location.reload();
explode.play();
livesLeft.innerHTML=3;
lose.play();
repositioning();
if(parseInt(scoreBoard.innerHTML)>parseInt(highScore.innerHTML)){
highScore.innerHTML = parseInt(scoreBoard.innerHTML);
}
scoreBoard.innerHTML=0;
var decision = confirm('Game Over!\nClick ok to continue and cancel to close the window')
if(decision== true){
repositioning();
}else{
window.close()
}
rightPressed = false;
leftPressed = false;
upPressed = false;
downPressed = false;
}
}
function repositioning(){
shuttle_x = (width/2)-(shuttle_width/2);
shuttle_y = height-shuttle_height-30;
for (var i = 0; i < enemyArray.length; i++) {
enemyArray[i][0]+=0;
enemyArray[i][1] = -130;
enemyArray[i][2] = 52;
enemyArray[i][3] = 112;
enemyArray[i][4]=1;
}
}
function clearCanvas(){
ctx.clearRect(0,0, width, height);
}
function drawEnemy(){
for(var i=0; i<enemyArray.length; i++){
ctx.drawImage(enemyImg, enemyArray[i][0], enemyArray[i][1]);
}
}
function moveEnemy(){
for(var i=0; i<enemyArray.length; i++){
if(enemyArray[i][1] < height){
enemyArray[i][1] += enemyArray[i][4];
}else if(enemyArray[i][1] > height-1){
enemyArray[i][1] = -130;
enemyArray[i][0]=Math.random()*800;
}
}
}
function enemyBullet(){
if(playLevel.innerHTML==4){
for(var i=0; ; i++){
ctx.fillStyle="pink";
ctx.fillRect(enemyBulletArray[i][0], enemyBulletArray[i][1], 5, 10);
enemyBulletArray[i][1]+=7;
}
}
}
function level(){
if(scoreBoard.innerHTML>=1000 && scoreBoard.innerHTML<1800){
playLevel.innerHTML = 2;
ppf=2;
sppf=5;
}else if(scoreBoard.innerHTML>=1800 && scoreBoard.innerHTML<3000){
playLevel.innerHTML = 3;
ppf=3.5;
sppf=7;
}else if(scoreBoard.innerHTML>=3000){
playLevel.innerHTML = 4;
ppf = 5;
sppf = 9;
}else{
playLevel.innerHTML = 1;
ppf=1;
sppf=4;
}
}
function home(){
clearCanvas();
level();
drawShuttle();
drawEnemy();
moveEnemy();
drawBullet();
hitBullet();
shuttleCollide();
//enemyBulletHit();
enemyBullet();
}
setInterval(home,20);
window.onload = begin();
//level 1: single laser, slow speed;
//level 2: single laser, increased speed;
//level 3: single laser, increased speed;
//level 4: double laser, enemies shoot, increased speed;
//level 5: STILL LOADING!
</script>
<!--<script src="bootstrap-3.3.7-dist/bootstrap-3.3.7-dist/jquery-3.1.1.js"></script>-->
<!--<script type="text/javascript" src="bootstrap-3.3.7-dist/bootstrap-3.3.7-dist/js/bootstrap.js"></script>-->
</body>
</html>