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map1game.html
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map1game.html
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<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
<style>
canvas {
border:1px solid #d3d3d3;
background:url('map1.png');
font-family: Impact, Charcoal, sans-serif;
animation: animatedBackground 5s linear infinite;
}
#spedo
{
position:absolute;
top:450px;
left:0px;
width:450px;
}
@keyframes animatedBackground {
from {
background-position: 0 0;
}
to {
background-position: 0px 2000px;
}
}
</style>
</head>
<body onload="startGame()">
<script>
var myGamePiece;
var spwanpoint=0;
var type=0;
var myObstacles = [];
var myScore;
var explosion;
function startGame() {
myGamePiece = new component(40, 70, "car6.png",200,400, "image");
myGamePiece.gravity = 0.00;
myScore = new component("30px", "Impact", "white", 150, 40, "text");
myGameArea.start();
}
var myGameArea = {
canvas : document.createElement("canvas"),
start : function() {
this.canvas.width = 420;
this.canvas.height = 500;
this.canvas.id="demo";
this.context = this.canvas.getContext("2d");
document.body.insertBefore(this.canvas, document.body.childNodes[0]);
this.frameNo = 0;
this.interval = setInterval(updateGameArea, 20);
window.addEventListener('keydown', function (e) {
myGameArea.key = e.keyCode;
})
window.addEventListener('keyup', function (e) {
myGameArea.key = false;
})
function mouseDown() {
accelerate(-0.2);
}
function mouseUp() {
accelerate(0.05);
}
},
clear : function() {
this.context.clearRect(0, 0, this.canvas.width, this.canvas.height);
},
stop : function() {
clearInterval(this.interval);
}
}
function component(width, height, color, x, y, type) {
this.type = type;
this.type = type;
if (type == "image") {
this.image = new Image();
this.image.src = color;
}
this.score = 0;
this.width = width;
this.height = height;
this.speedX = 0;
this.speedY = 0;
this.x = x;
this.y = y;
this.gravity = 0;
this.gravitySpeed = 0;
this.update = function() {
ctx = myGameArea.context;
if (this.type == "text") {
ctx.font = this.width + " " + this.height;
ctx.fillStyle = color;
ctx.fillText(this.text, this.x, this.y);
}
if (type == "image") {
ctx.drawImage(this.image,
this.x,
this.y,
this.width, this.height);}
else {
ctx.fillStyle = color;
ctx.fillRect(this.x, this.y, this.width, this.height);
//ctx.drawImage(myGamePiece,this.x,this.y,this.height,this.width);
}
}
this.newPos = function() {
this.x += this.speedX;
this.y += this.speedY;
}
this.hitBottom = function() {
}
this.crashWith = function(otherobj) {
var myleft = this.x;
var myright = this.x + (this.width);
var mytop = this.y;
var mybottom = this.y + (this.height);
var otherleft = otherobj.x;
var otherright = otherobj.x + (otherobj.width);
var othertop = otherobj.y;
var otherbottom = otherobj.y + (otherobj.height);
var crash = true;
if ((mybottom< othertop) || (mytop> otherbottom-20) || (myright < otherleft) || (myleft> otherright) ) {
crash = false;
}
return crash;
}
}
function updateGameArea() {
var x, height, gap, minHeight, maxHeight, minGap, maxGap;
for (i = 0; i < myObstacles.length; i += 1) {
if (myGamePiece.crashWith(myObstacles[i])) {
return;
}
}
myGameArea.clear();
myGameArea.frameNo += 1;
if (myGameArea.frameNo == 1 || everyinterval(80)) {
x = myGameArea.canvas.width;
minHeight = 20;
maxHeight = 200;
height = Math.floor(Math.random()*(maxHeight-minHeight+1)+minHeight);
minGap = 50;
maxGap = 200;
//gap = Math.floor(Math.random()*(maxGap-minGap+1)+minGap);
spawnpoint= Math.floor(Math.random() * (300 - 100 + 1) ) + 100;
type= Math.floor(Math.random() * (7 - 1 + 1) ) + 1;
if(type==1)
{
myObstacles.push(new component(40, 70,"car1.png" , spawnpoint, 0,"image"));
}
else
if(type==2)
{
myObstacles.push(new component(40, 70,"car2.png" , spawnpoint, 0,"image"));
}
else
if(type==3)
{
myObstacles.push(new component(40, 70,"car3.png" , spawnpoint, 0,"image"));
}
else
if(type==4)
{
myObstacles.push(new component(40, 70,"car4.png" , spawnpoint, 0,"image"));
}
else
if(type==5)
{
myObstacles.push(new component(40, 70,"car5.png" , spawnpoint, 0,"image"));
}
else
if(type==6)
{
myObstacles.push(new component(50, 50,"barrel.png" , spawnpoint, 0,"image"));
}
else
if(type==7)
{
myObstacles.push(new component(60, 50,"roadblock.png" , spawnpoint, 0,"image"));
}
}
for (i = 0; i < myObstacles.length; i += 1) {
myObstacles[i].y += 4;
myObstacles[i].update();
}
myScore.text="SCORE: " + myGameArea.frameNo;
myScore.update();
myGamePiece.speedX = 0;
myGamePiece.speedY = 0;
if (myGameArea.key && myGameArea.key == 37) {myGamePiece.speedX = -3; }
if (myGameArea.key && myGameArea.key == 39) {myGamePiece.speedX = 3; }
if (myGameArea.key && myGameArea.key == 38) {myGamePiece.speedY = -3; }
if (myGameArea.key && myGameArea.key == 40) {myGamePiece.speedY = 3; }
myGamePiece.newPos();
myGamePiece.update();
}
function everyinterval(n) {
if ((myGameArea.frameNo / n) % 1 == 0) {return true;}
return false;
}
function moveup() {
myGamePiece.speedY = -1;
}
function movedown() {
myGamePiece.speedY = 1;
}
function moveleft() {
myGamePiece.speedX = -3;
}
function moveright() {
myGamePiece.speedX = 3;
}
function clearmove() {
myGamePiece.speedX = 0;
myGamePiece.speedY = 0;
}
</script>
</body>
</html>