Editor Kode Live - Uji HTML, CSS, & JS Secara Real-time

HTML

CSS

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap');

:root {
    --bg-color: #1a1a2e;
    --card-bg: #22223b;
    --text-color: #e4e4f0;
    --primary-color: #e94560;
    --secondary-color: #55a630;
}

body {
    font-family: 'Poppins', sans-serif;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background: var(--bg-color);
    color: var(--text-color);
    padding: 20px;
}

h1 {
    font-size: 2.8rem;
    color: var(--primary-color);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    margin-bottom: 25px;
}

.game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 3px solid var(--primary-color);
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
    padding: 20px;
}

#gameCanvas {
    background-color: #000;
    border: 2px solid var(--secondary-color);
    border-radius: 8px;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease-in-out;
}

#gameCanvas:hover {
    transform: scale(1.01);
}

.info-panel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-top: 20px;
    font-size: 1.4rem;
    font-weight: 600;
}

#skor {
    color: var(--secondary-color);
    font-size: 1.6rem;
}

#tombolMulai {
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    border-radius: 50px;
    background: linear-gradient(45deg, var(--primary-color), #ff7b90);
    color: white;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

#tombolMulai:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
    background: linear-gradient(45deg, #ff7b90, var(--primary-color));
}

JavaScript

document.addEventListener('DOMContentLoaded', function() {
    const canvas = document.getElementById('gameCanvas');
    const ctx = canvas.getContext('2d');
    const tombolMulai = document.getElementById('tombolMulai');
    const skorDisplay = document.getElementById('skor');

const ukuranKotak = 20;
    const canvasUkuran = 400;
    const kecepatanPiksel = 2;
    let ular;
    let makanan;
    let dx, dy;
    let skor;
    let gameLoop;
    let gameSedangBerjalan = false;
    let arahBerikutnya;

function perbaruiGame() {
        if (!gameSedangBerjalan) return;

for (let i = ular.length - 1; i > 0; i--) {
            ular[i].x = ular[i - 1].x;
            ular[i].y = ular[i - 1].y;
        }

ular[0].x += dx * kecepatanPiksel;
        ular[0].y += dy * kecepatanPiksel;

if (ular[0].x % ukuranKotak === 0 && ular[0].y % ukuranKotak === 0 && arahBerikutnya) {
            dx = arahBerikutnya.x;
            dy = arahBerikutnya.y;
            arahBerikutnya = null;
        }
        
        if (tabrakan(ular[0])) {
            gameOver();
            return;
        }

if (makanan && ular[0].x === makanan.x && ular[0].y === makanan.y) {
            skor++;
            skorDisplay.textContent = skor;
            const ekor = { x: ular[ular.length - 1].x, y: ular[ular.length - 1].y };
            ular.push(ekor);
            tempatkanMakanan();
        }

gambar();
        gameLoop = requestAnimationFrame(perbaruiGame);
    }

switch (arahKey) {
            case 'ArrowUp':
            case 'w':
                if (dy !== 1) { dy = -1; dx = 0; }
                break;
            case 'ArrowDown':
            case 's':
                if (dy !== -1) { dy = 1; dx = 0; }
                break;
            case 'ArrowLeft':
            case 'a':
                if (dx !== 1) { dy = 0; dx = -1; }
                break;
            case 'ArrowRight':
            case 'd':
                if (dx !== -1) { dy = 0; dx = 1; }
                break;
        }
    }

tombolMulai.addEventListener('click', inisialisasiGame);
    document.addEventListener('keydown', ubahArah);
    gambar();
});