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Running
Running
File size: 1,767 Bytes
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// Game constants
const CELL_SIZE = 20;
const PACMAN_SPEED = 2;
const GHOST_SPEED = 1.5;
const POWER_PELLET_DURATION = 500; // frames
// Game state
let score = 0;
let lives = 3;
let gameRunning = false;
let powerMode = false;
let powerModeTimer = 0;
// Canvas setup
const canvas = document.getElementById('gameCanvas');
const ctx = canvas.getContext('2d');
// DOM elements
const scoreElement = document.getElementById('score');
const livesElement = document.getElementById('lives');
const startButton = document.getElementById('startButton');
// Game objects
let pacman = {
x: 14 * CELL_SIZE,
y: 23 * CELL_SIZE,
radius: CELL_SIZE / 2 - 2,
direction: 'right',
nextDirection: 'right',
mouthOpen: 0,
mouthChange: 0.1
};
let ghosts = [
{ x: 13 * CELL_SIZE, y: 11 * CELL_SIZE, color: '#FF0000', direction: 'left', speed: GHOST_SPEED, frightened: false }, // Blinky
{ x: 14 * CELL_SIZE, y: 14 * CELL_SIZE, color: '#FFB8FF', direction: 'up', speed: GHOST_SPEED, frightened: false }, // Pinky
{ x: 12 * CELL_SIZE, y: 14 * CELL_SIZE, color: '#00FFFF', direction: 'down', speed: GHOST_SPEED, frightened: false }, // Inky
{ x: 15 * CELL_SIZE, y: 14 * CELL_SIZE, color: '#FFB852', direction: 'right', speed: GHOST_SPEED, frightened: false } // Clyde
];
// Maze layout (1 = wall, 0 = dot, 2 = empty, 3 = power pellet)
const maze = [
[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1],
[1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1],
[1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1],
[1, 3, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 3, 1],
[1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1 |