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<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Arcade Blaster</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: 'Arial', sans-serif;
background: linear-gradient(to bottom, #0a0a2a, #1a1a3a);
color: #fff;
min-height: 100vh;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
overflow: hidden;
}
.game-container {
position: relative;
width: 800px;
height: 500px;
border: 4px solid #ff0080;
border-radius: 10px;
box-shadow: 0 0 20px rgba(255, 0, 128, 0.5);
overflow: hidden;
background: #000;
}
#gameCanvas {
background: #000;
display: block;
}
.overlay {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
background: rgba(0, 0, 0, 0.8);
z-index: 10;
}
h1 {
font-size: 3.5rem;
margin-bottom: 20px;
text-shadow: 0 0 10px #ff0080, 0 0 20px #ff0080;
color: #fff;
}
.btn {
background: #ff0080;
color: white;
border: none;
padding: 15px 30px;
font-size: 1.2rem;
border-radius: 30px;
cursor: pointer;
margin: 15px 0;
transition: all 0.3s;
box-shadow: 0 0 15px rgba(255, 0, 128, 0.7);
}
.btn:hover {
background: #ff3399;
transform: scale(1.05);
box-shadow: 0 0 20px rgba(255, 0, 128, 0.9);
}
.score-display {
position: absolute;
top: 20px;
left: 20px;
font-size: 1.5rem;
color: #fff;
text-shadow: 0 0 5px #ff0080;
z-index: 5;
}
.instructions {
max-width: 600px;
text-align: center;
margin-top: 20px;
line-height: 1.6;
color: #aaa;
}
.controls {
display: flex;
gap: 20px;
margin-top: 15px;
}
.key {
background: #333;
padding: 5px 10px;
border-radius: 5px;
font-weight: bold;
}
.hidden {
display: none;
}
.game-over {
text-align: center;
}
.final-score {
font-size: 2rem;
margin: 20px 0;
color: #ff0080;
}
</style>
</head>
<body>
<h1>ARCADE BLASTER</h1>
<div class="game-container">
<div class="score-display">SCORE: <span id="score">0</span></div>
<canvas id="gameCanvas" width="800" height="500"></canvas>
<div id="startScreen" class="overlay">
<h2>SPACE BLASTER</h2>
<p>Blast the asteroids before they hit your ship!</p>
<button id="startBtn" class="btn">START GAME</button>
<div class="controls">
<div><span class="key">←</span> <span class="key">→</span> Move</div>
<div><span class="key">SPACE</span> Shoot</div>
</div>
</div>
<div id="gameOverScreen" class="overlay hidden">
<div class="game-over">
<h2>GAME OVER</h2>
<p>Your ship was destroyed!</p>
<div class="final-score">FINAL SCORE: <span id="finalScore">0</span></div>
<button id="restartBtn" class="btn">PLAY AGAIN</button>
</div>
</div>
</div>
<div class="instructions">
<p>Destroy as many asteroids as possible. Each hit gives you 10 points.</p>
<p>Game gets faster as your score increases. Avoid colliding with asteroids!</p>
</div>
<script>
// Game elements
const canvas = document.getElementById('gameCanvas');
const ctx = canvas.getContext('2d');
const scoreElement = document.getElementById('score');
const finalScoreElement = document.getElementById('finalScore');
const startScreen = document.getElementById('startScreen');
const gameOverScreen = document.getElementById('gameOverScreen');
const startBtn = document.getElementById('startBtn');
const restartBtn = document.getElementById('restartBtn');
// Game state
let score = 0;
let gameRunning = false;
let animationId;
// Player ship
const player = {
x: canvas.width / 2 - 25,
y: canvas.height - 70,
width: 50,
height: 60,
speed: 8,
movingLeft: false,
movingRight: false,
color: '#3a86ff'
};
// Lasers array
const lasers = [];
const laserSpeed = 10;
// Asteroids array
const asteroids = [];
let asteroidSpeed = 2;
// Initialize game
function init() {
score = 0;
scoreElement.textContent = score;
player.x = canvas.width / 2 - 25;
lasers.length = 0;
asteroids.length = 0;
asteroidSpeed = 2;
}
// Draw player ship
function drawPlayer() {
// Ship body
ctx.fillStyle = player.color;
ctx.beginPath();
ctx.moveTo(player.x + player.width / 2, player.y);
ctx.lineTo(player.x + player.width, player.y + player.height);
ctx.lineTo(player.x, player.y + player.height);
ctx.closePath();
ctx.fill();
// Cockpit
ctx.fillStyle = '#ffbe0b';
ctx.beginPath();
ctx.arc(player.x + player.width / 2, player.y + 20, 10, 0, Math.PI * 2);
ctx.fill();
// Engine glow
ctx.fillStyle = '#ff006e';
ctx.beginPath();
ctx.arc(player.x + player.width / 2, player.y + player.height + 5, 8, 0, Math.PI);
ctx.fill();
}
// Draw lasers
function drawLasers() {
ctx.fillStyle = '#00ff9d';
for (let i = 0; i < lasers.length; i++) {
ctx.beginPath();
ctx.arc(lasers[i].x, lasers[i].y, 4, 0, Math.PI * 2);
ctx.fill();
}
}
// Draw asteroids
function drawAsteroids() {
ctx.fillStyle = '#8a817c';
for (let i = 0; i < asteroids.length; i++) {
ctx.beginPath();
ctx.arc(asteroids[i].x, asteroids[i].y, asteroids[i].radius, 0, Math.PI * 2);
ctx.fill();
// Add some crater details
ctx.fillStyle = '#5a5754';
ctx.beginPath();
ctx.arc(asteroids[i].x - 5, asteroids[i].y - 3, 3, 0, Math.PI * 2);
ctx.arc(asteroids[i].x + 6, asteroids[i].y + 4, 2, 0, Math.PI * 2);
ctx.fill();
ctx.fillStyle = '#8a817c';
}
}
// Update game state
function update() {
// Move player
if (player.movingLeft && player.x > 0) {
player.x -= player.speed;
}
if (player.movingRight && player.x + player.width < canvas.width) {
player.x += player.speed;
}
// Move lasers
for (let i = lasers.length - 1; i >= 0; i--) {
lasers[i].y -= laserSpeed;
// Remove lasers that go off screen
if (lasers[i].y < 0) {
lasers.splice(i, 1);
}
}
// Move asteroids and check for collisions
for (let i = asteroids.length - 1; i >= 0; i--) {
asteroids[i].y += asteroids[i].speed;
// Check if asteroid is out of screen
if (asteroids[i].y > canvas.height) {
asteroids.splice(i, 1);
continue;
}
// Check for collision with player
const dx = asteroids[i].x - (player.x + player.width / 2);
const dy = asteroids[i].y - (player.y + player.height / 2);
const distance = Math.sqrt(dx * dx + dy * dy);
if (distance < asteroids[i].radius + player.width / 2) {
gameOver();
return;
}
// Check for collision with lasers
for (let j = lasers.length - 1; j >= 0; j--) {
const ldx = asteroids[i].x - lasers[j].x;
const ldy = asteroids[i].y - lasers[j].y;
const laserDistance = Math.sqrt(ldx * ldx + ldy * ldy);
if (laserDistance < asteroids[i].radius + 4) {
// Remove the laser and asteroid
lasers.splice(j, 1);
asteroids.splice(i, 1);
// Increase score
score += 10;
scoreElement.textContent = score;
// Increase difficulty every 100 points
if (score % 100 === 0) {
asteroidSpeed += 0.5;
}
break;
}
}
}
// Add new asteroids
if (Math.random() < 0.03) {
createAsteroid();
}
}
// Create a new asteroid
function createAsteroid() {
const radius = Math.random() * 20 + 10;
const x = Math.random() * (canvas.width - radius * 2) + radius;
asteroids.push({
x: x,
y: -radius,
radius: radius,
speed: Math.random() * 2 + asteroidSpeed
});
}
// Draw stars in the background
function drawStars() {
ctx.fillStyle = '#ffffff';
for (let i = 0; i < 100; i++) {
const x = Math.random() * canvas.width;
const y = Math.random() * canvas.height;
const size = Math.random() * 2;
ctx.beginPath();
ctx.arc(x, y, size, 0, Math.PI * 2);
ctx.fill();
}
}
// Main game loop
function gameLoop() {
if (!gameRunning) return;
// Clear canvas
ctx.clearRect(0, 0, canvas.width, canvas.height);
// Draw background
drawStars();
// Update game state
update();
// Draw game elements
drawPlayer();
drawLasers();
drawAsteroids();
// Request next frame
animationId = requestAnimationFrame(gameLoop);
}
// Start the game
function startGame() {
init();
gameRunning = true;
startScreen.classList.add('hidden');
gameOverScreen.classList.add('hidden');
gameLoop();
}
// Game over
function gameOver() {
gameRunning = false;
cancelAnimationFrame(animationId);
finalScoreElement.textContent = score;
gameOverScreen.classList.remove('hidden');
}
// Fire a laser
function fireLaser() {
if (!gameRunning) return;
lasers.push({
x: player.x + player.width / 2,
y: player.y
});
}
// Event listeners
startBtn.addEventListener('click', startGame);
restartBtn.addEventListener('click', startGame);
// Keyboard controls
document.addEventListener('keydown', (e) => {
if (e.key === 'ArrowLeft') player.movingLeft = true;
if (e.key === 'ArrowRight') player.movingRight = true;
if (e.key === ' ' || e.key === 'Spacebar') fireLaser();
});
document.addEventListener('keyup', (e) => {
if (e.key === 'ArrowLeft') player.movingLeft = false;
if (e.key === 'ArrowRight') player.movingRight = false;
});
// Touch controls for mobile
let touchStartX = 0;
canvas.addEventListener('touchstart', (e) => {
touchStartX = e.touches[0].clientX;
e.preventDefault();
});
canvas.addEventListener('touchmove', (e) => {
const touchX = e.touches[0].clientX;
const diffX = touchX - touchStartX;
if (diffX > 10) {
player.movingRight = true;
player.movingLeft = false;
} else if (diffX < -10) {
player.movingLeft = true;
player.movingRight = false;
}
touchStartX = touchX;
e.preventDefault();
});
canvas.addEventListener('touchend', () => {
player.movingLeft = false;
player.movingRight = false;
});
canvas.addEventListener('click', () => {
if (gameRunning) fireLaser();
});
// Initialize the game
init();
</script>
</body>
</html> |