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Katamari Damacy Game

Nov 12, 2023

About this app

Timeless level to grab all objects, grow your ball to the universe, and beat the high score.

Katamari Damacy Game Score: 0

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Source

                    <html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width,initial-scale=1">

<title>Katamari Damacy Game</title>
<meta name="description" content="Timeless level to grab all objects, grow your ball to the universe, and beat the high score.">
<meta name="keywords" content="game, Katamari Damacy, high score, universe, objects, Crawley">

<link href="https://fonts.googleapis.com/css2?family=Finger+Paint&display=swap" rel="stylesheet">

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">

<script type="text/javascript">
try {
var score = 0;
var letters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'.split('');

document.addEventListener("DOMContentLoaded", function() {
document.onkeydown = function(e) {
moveBall(e);
};

createObjects();
});

function moveBall(e) {
var ball = document.getElementById('ball');
var left = ball.offsetLeft;
var top = ball.offsetTop;

switch (e.keyCode) {
case 37: // left
ball.style.left = (left - 10) + "px";
break;
case 38: // up
ball.style.top = (top - 10) + "px";
break;
case 39: // right
ball.style.left = (left + 10) + "px";
break;
case 40: // down
ball.style.top = (top + 10) + "px";
break;
}

checkCollision();
}

function checkCollision() {
var ball = document.getElementById('ball');
var objects = document.getElementsByClassName('object');

for (var i = 0; i < objects.length; i++) {
var obj = objects[i];
if (ball.offsetLeft < obj.offsetLeft + obj.offsetWidth &&
ball.offsetLeft + ball.offsetWidth > obj.offsetLeft &&
ball.offsetTop < obj.offsetTop + obj.offsetHeight &&
ball.offsetTop + ball.offsetHeight > obj.offsetTop) {
obj.parentNode.removeChild(obj);
score++;
document.getElementById('score').innerText = "Score: " + score;
}
}
}

function createObjects() {
var container = document.getElementById('main-container');

for (var i = 0; i < letters.length; i++) {
var obj = document.createElement('div');
obj.className = 'object';
obj.innerText = letters[i];
obj.style.left = Math.random()*window.innerWidth + 'px';
obj.style.top = Math.random()*window.innerHeight + 'px';
container.appendChild(obj);
}
}
} catch (error) {
throw error;
}
</script>

<style>
body, html {
height: 100%;
margin: 0;
overflow: hidden;
font-family: 'Finger Paint', cursive;
background: linear-gradient(to bottom right, #ff9966, #ff5e62);
}

#main-container {
position: relative;
height: 100%;
}

#ball {
position: absolute;
width: 50px;
height: 50px;
background-color: #4CAF50;
border-radius: 50%;
top: 50%;
left: 50%;
}

.object {
position: absolute;
width: 20px;
height: 20px;
background-color: #3E3B3B;
color: white;
text-align: center;
border-radius: 50%;
}

#score {
position: absolute;
top: 10px;
right: 10px;
color: white;
font-size: 25px;
}
</style>
</head>
<body>
<div id="main-container" class="container">
<div id="ball"></div>
<div id="score">Score: 0</div>
</div>
</body>
</html>