136 lines
3.8 KiB
HTML
136 lines
3.8 KiB
HTML
<!DOCTYPE html>
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<html lang="ru">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Змейка</title>
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<style>
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* { margin: 0; padding: 0; box-sizing: border-box; }
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body {
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background: #1a1a2e;
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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height: 100vh;
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font-family: 'Segoe UI', sans-serif;
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color: #eee;
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}
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h1 {
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margin-bottom: 10px;
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font-size: 2.2em;
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color: #0f0;
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text-shadow: 0 0 20px #0f0;
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}
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#score { font-size: 1.3em; margin-bottom: 10px; }
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canvas {
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border: 2px solid #0f0;
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border-radius: 8px;
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box-shadow: 0 0 30px rgba(0, 255, 0, 0.3);
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}
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#message {
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margin-top: 15px;
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font-size: 1.1em;
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color: #aaa;
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}
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</style>
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</head>
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<body>
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<h1>🐍 Змейка</h1>
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<div id="score">Счёт: 0</div>
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<canvas id="game" width="400" height="400"></canvas>
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<div id="message">Стрелки для управления | Пробел — рестарт</div>
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<script>
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const canvas = document.getElementById('game');
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const ctx = canvas.getContext('2d');
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const scoreEl = document.getElementById('score');
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const size = 20;
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const cols = canvas.width / size;
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const rows = canvas.height / size;
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let snake, food, dir, nextDir, score, gameOver, interval;
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function init() {
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snake = [{ x: 10, y: 10 }];
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dir = { x: 1, y: 0 };
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nextDir = { x: 1, y: 0 };
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score = 0;
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gameOver = false;
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scoreEl.textContent = 'Счёт: 0';
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placeFood();
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clearInterval(interval);
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interval = setInterval(update, 120);
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}
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function placeFood() {
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while (true) {
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food = { x: Math.floor(Math.random() * cols), y: Math.floor(Math.random() * rows) };
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if (!snake.some(s => s.x === food.x && s.y === food.y)) break;
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}
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}
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function update() {
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if (gameOver) return;
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dir = { ...nextDir };
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const head = { x: snake[0].x + dir.x, y: snake[0].y + dir.y };
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if (head.x < 0 || head.x >= cols || head.y < 0 || head.y >= rows ||
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snake.some(s => s.x === head.x && s.y === head.y)) {
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gameOver = true;
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draw();
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return;
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}
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snake.unshift(head);
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if (head.x === food.x && head.y === food.y) {
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score += 10;
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scoreEl.textContent = 'Счёт: ' + score;
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placeFood();
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} else {
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snake.pop();
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}
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draw();
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}
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function draw() {
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ctx.fillStyle = '#16213e';
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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snake.forEach((s, i) => {
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const g = ctx.createRadialGradient(s.x * size + size/2, s.y * size + size/2, 0, 0, 0, size);
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g.addColorStop(0, i === 0 ? '#0f0' : '#0a0');
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g.addColorStop(1, i === 0 ? '#0a0' : '#050');
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ctx.fillStyle = g;
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ctx.fillRect(s.x * size + 1, s.y * size + 1, size - 2, size - 2);
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});
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ctx.fillStyle = '#ff0040';
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ctx.shadowColor = '#ff0040';
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ctx.shadowBlur = 15;
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ctx.beginPath();
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ctx.arc(food.x * size + size/2, food.y * size + size/2, size/2 - 2, 0, Math.PI * 2);
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ctx.fill();
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ctx.shadowBlur = 0;
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if (gameOver) {
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ctx.fillStyle = 'rgba(0,0,0,0.7)';
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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ctx.fillStyle = '#ff0040';
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ctx.font = 'bold 36px Segoe UI';
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ctx.textAlign = 'center';
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ctx.fillText('GAME OVER', canvas.width/2, canvas.height/2 - 10);
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ctx.fillStyle = '#fff';
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ctx.font = '20px Segoe UI';
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ctx.fillText('Счёт: ' + score, canvas.width/2, canvas.height/2 + 25);
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}
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}
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document.addEventListener('keydown', e => {
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const key = e.key;
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if (key === 'ArrowUp' && dir.y !== 1) nextDir = { x: 0, y: -1 };
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if (key === 'ArrowDown' && dir.y !== -1) nextDir = { x: 0, y: 1 };
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if (key === 'ArrowLeft' && dir.x !== 1) nextDir = { x: -1, y: 0 };
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if (key === 'ArrowRight' && dir.x !== -1) nextDir = { x: 1, y: 0 };
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if (key === ' ') init();
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e.preventDefault();
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});
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init();
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</script>
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</body>
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</html> |