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spacewar.html
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spacewar.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Spacewar! - Legendary 1 Bit Games</title>
<style>
body {
margin: 0;
padding: 0;
background-color: #000;
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
}
canvas {
background-color: #111;
display: block;
}
#rotate-message {
display: none;
position: fixed;
top: 0;
left: 0;
width: 100vw;
height: 100vh;
background-color: rgba(0, 0, 0, 0.9);
color: white;
display: flex;
justify-content: center;
align-items: center;
text-align: center;
z-index: 1000;
}
#rotate-message h2 {
font-size: 1.5rem;
padding: 1rem;
background-color: rgba(255, 255, 255, 0.1);
border-radius: 10px;
}
</style>
</head>
<body>
<canvas id="spacewarCanvas" width="800" height="600"></canvas>
<div id="rotate-message">
<h2>Please rotate your device to landscape for the best experience.</h2>
</div>
<script>
const canvas = document.getElementById('spacewarCanvas');
const context = canvas.getContext('2d');
const ship1 = {
x: canvas.width / 4,
y: canvas.height / 2,
angle: 0,
speed: 0,
size: 15,
bullets: [],
thrust: 0.1,
friction: 0.98,
color: 'white'
};
const ship2 = {
x: (canvas.width / 4) * 3,
y: canvas.height / 2,
angle: Math.PI,
speed: 0,
size: 15,
bullets: [],
thrust: 0.1,
friction: 0.98,
color: 'blue'
};
const bulletSpeed = 5;
let gameOver = false;
const keys = {
ship1: {
left: false,
right: false,
thrust: false,
shoot: false
},
ship2: {
left: false,
right: false,
thrust: false,
shoot: false
}
};
// Draw ship
function drawShip(ship) {
context.save();
context.translate(ship.x, ship.y);
context.rotate(ship.angle);
context.beginPath();
context.moveTo(0, -ship.size);
context.lineTo(ship.size / 2, ship.size);
context.lineTo(-ship.size / 2, ship.size);
context.closePath();
context.strokeStyle = ship.color;
context.stroke();
context.restore();
}
// Move the ship
function moveShip(ship, controls) {
// Rotate the ship
if (controls.left) {
ship.angle -= 0.1;
}
if (controls.right) {
ship.angle += 0.1;
}
// Apply thrust
if (controls.thrust) {
ship.speed += ship.thrust;
} else {
ship.speed *= ship.friction; // Apply friction
}
// Move the ship forward based on speed and angle
ship.x += Math.cos(ship.angle) * ship.speed;
ship.y += Math.sin(ship.angle) * ship.speed;
// Wrap around edges of screen
if (ship.x < 0) ship.x = canvas.width;
if (ship.x > canvas.width) ship.x = 0;
if (ship.y < 0) ship.y = canvas.height;
if (ship.y > canvas.height) ship.y = 0;
}
// Draw bullets
function drawBullets(ship) {
context.fillStyle = ship.color;
ship.bullets.forEach(bullet => {
context.beginPath();
context.arc(bullet.x, bullet.y, 2, 0, Math.PI * 2);
context.fill();
});
}
// Move bullets
function moveBullets(ship) {
ship.bullets.forEach((bullet, index) => {
bullet.x += bullet.vx;
bullet.y += bullet.vy;
// Remove bullets that go off-screen
if (bullet.x < 0 || bullet.x > canvas.width || bullet.y < 0 || bullet.y > canvas.height) {
ship.bullets.splice(index, 1);
}
});
}
// Shoot a bullet
function shootBullet(ship) {
const bullet = {
x: ship.x,
y: ship.y,
vx: Math.cos(ship.angle) * bulletSpeed,
vy: Math.sin(ship.angle) * bulletSpeed
};
ship.bullets.push(bullet);
}
// Check for collisions between bullets and ships
function checkCollisions() {
ship1.bullets.forEach((bullet, bulletIndex) => {
const dist = Math.hypot(bullet.x - ship2.x, bullet.y - ship2.y);
if (dist < ship2.size) {
// Bullet hit ship2
gameOver = true;
}
});
ship2.bullets.forEach((bullet, bulletIndex) => {
const dist = Math.hypot(bullet.x - ship1.x, bullet.y - ship1.y);
if (dist < ship1.size) {
// Bullet hit ship1
gameOver = true;
}
});
}
// Reset game
function resetGame() {
ship1.x = canvas.width / 4;
ship1.y = canvas.height / 2;
ship1.angle = 0;
ship1.speed = 0;
ship1.bullets = [];
ship2.x = (canvas.width / 4) * 3;
ship2.y = canvas.height / 2;
ship2.angle = Math.PI;
ship2.speed = 0;
ship2.bullets = [];
gameOver = false;
}
// Game loop
function gameLoop() {
if (gameOver) {
context.fillStyle = 'white';
context.font = '30px Arial';
context.fillText('Game Over', canvas.width / 2 - 70, canvas.height / 2);
if (confirm('Game Over! Restart?')) {
resetGame();
}
return;
}
context.clearRect(0, 0, canvas.width, canvas.height);
moveShip(ship1, keys.ship1);
moveShip(ship2, keys.ship2);
moveBullets(ship1);
moveBullets(ship2);
checkCollisions();
drawShip(ship1);
drawShip(ship2);
drawBullets(ship1);
drawBullets(ship2);
requestAnimationFrame(gameLoop);
}
// Event listeners for controls
document.addEventListener('keydown', (e) => {
switch (e.key) {
// Ship 1 controls (WASD)
case 'a': keys.ship1.left = true; break;
case 'd': keys.ship1.right = true; break;
case 'w': keys.ship1.thrust = true; break;
case 's': keys.ship1.shoot = true; shootBullet(ship1); break;
// Ship 2 controls (Arrow keys)
case 'ArrowLeft': keys.ship2.left = true; break;
case 'ArrowRight': keys.ship2.right = true; break;
case 'ArrowUp': keys.ship2.thrust = true; break;
case 'ArrowDown': keys.ship2.shoot = true; shootBullet(ship2); break;
}
});
document.addEventListener('keyup', (e) => {
switch (e.key) {
// Ship 1 controls (WASD)
case 'a': keys.ship1.left = false; break;
case 'd': keys.ship1.right = false; break;
case 'w': keys.ship1.thrust = false; break;
case 's': keys.ship1.shoot = false; break;
// Ship 2 controls (Arrow keys)
case 'ArrowLeft': keys.ship2.left = false; break;
case 'ArrowRight': keys.ship2.right = false; break;
case 'ArrowUp': keys.ship2.thrust = false; break;
case 'ArrowDown': keys.ship2.shoot = false; break;
}
});
// Orientation detection and rotate message
function checkOrientation() {
const rotateMessage = document.getElementById('rotate-message');
if (window.innerHeight > window.innerWidth) {
rotateMessage.style.display = 'flex';
} else {
rotateMessage.style.display = 'none';
}
}
window.addEventListener('resize', checkOrientation);
window.addEventListener('orientationchange', checkOrientation);
document.addEventListener('DOMContentLoaded', checkOrientation);
// Start the game
resetGame();
gameLoop();
</script>
</body>
</html>