/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); /**** * Classes ****/ var Bullet = Container.expand(function () { var self = Container.call(this); var bulletGraphics = self.attachAsset('bullet', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 10; self.damage = 25; self.directionX = 0; self.directionY = 0; self.update = function () { self.x += self.speed * self.directionX; self.y += self.speed * self.directionY; }; return self; }); var HealthPack = Container.expand(function () { var self = Container.call(this); var healthGraphics = self.attachAsset('healthPack', { anchorX: 0.5, anchorY: 0.5 }); self.healAmount = 30; self.update = function () { // Simple floating animation self.y += Math.sin(LK.ticks * 0.1) * 0.5; // Check pickup if (self.intersects(player)) { player.heal(self.healAmount); LK.getSound('pickup').play(); self.collected = true; } }; return self; }); var HowToPlay = Container.expand(function () { var self = Container.call(this); // Create background overlay var background = LK.getAsset('ground', { anchorX: 0, anchorY: 0, x: 0, y: 0, width: 2048, height: 2732, alpha: 0.9 }); self.addChild(background); // Title var titleText = new Text2('HOW TO PLAY', { size: 120, fill: 0xFFFFFF }); titleText.anchor.set(0.5, 0); titleText.x = 1024; titleText.y = 200; self.addChild(titleText); // Controls section var controlsTitle = new Text2('CONTROLS', { size: 80, fill: 0xFFFF00 }); controlsTitle.anchor.set(0.5, 0); controlsTitle.x = 1024; controlsTitle.y = 400; self.addChild(controlsTitle); // PC controls var pcText = new Text2('PC CONTROLS:', { size: 60, fill: 0x00FF00 }); pcText.anchor.set(0, 0); pcText.x = 200; pcText.y = 520; self.addChild(pcText); var pcControls = new Text2('• W/A/S/D - Move Up/Left/Down/Right\n• Mouse - Aim direction\n• Left Click - Shoot\n• Navigate the maze to find the exit', { size: 45, fill: 0xFFFFFF }); pcControls.anchor.set(0, 0); pcControls.x = 200; pcControls.y = 600; self.addChild(pcControls); // Gameplay section var gameplayTitle = new Text2('GAMEPLAY', { size: 80, fill: 0xFFFF00 }); gameplayTitle.anchor.set(0.5, 0); gameplayTitle.x = 1024; gameplayTitle.y = 950; self.addChild(gameplayTitle); var gameplayText = new Text2('• Navigate through a dark maze facility\n• Kill zombies to earn points (50 points each)\n• Collect health packs (red circles)\n• Collect weapon upgrades (blue boxes)\n• Score increases ONLY by killing zombies', { size: 45, fill: 0xFFFFFF }); gameplayText.anchor.set(0, 0); gameplayText.x = 200; gameplayText.y = 1050; self.addChild(gameplayText); // Objectives var objectiveTitle = new Text2('OBJECTIVES', { size: 80, fill: 0xFFFF00 }); objectiveTitle.anchor.set(0.5, 0); objectiveTitle.x = 1024; objectiveTitle.y = 1400; self.addChild(objectiveTitle); var objectiveText = new Text2('• Kill as many zombies as possible\n• Escape through the green exit to end game\n• Survive and maximize your kill count\n• Use maze walls for tactical advantage', { size: 45, fill: 0xFFFFFF }); objectiveText.anchor.set(0, 0); objectiveText.x = 200; objectiveText.y = 1500; self.addChild(objectiveText); // Close button var closeButton = LK.getAsset('player', { width: 200, height: 100, anchorX: 0.5, anchorY: 0.5, alpha: 0.8 }); closeButton.x = 1024; closeButton.y = 1900; self.addChild(closeButton); var closeText = new Text2('TAP TO START', { size: 60, fill: 0x000000 }); closeText.anchor.set(0.5, 0.5); closeText.x = 1024; closeText.y = 1900; self.addChild(closeText); closeButton.down = function () { self.visible = false; gameStarted = true; }; background.down = function () { self.visible = false; gameStarted = true; }; return self; }); var MazeExit = Container.expand(function () { var self = Container.call(this); var exitGraphics = self.attachAsset('exit', { anchorX: 0, anchorY: 0 }); self.update = function () { // Pulsing effect for exit exitGraphics.alpha = 0.7 + Math.sin(LK.ticks * 0.1) * 0.3; // Check if player reached exit if (self.intersects(player)) { LK.showYouWin(); } }; return self; }); var Player = Container.expand(function () { var self = Container.call(this); var playerGraphics = self.attachAsset('player', { anchorX: 0.5, anchorY: 0.5 }); // Add bird head var birdHead = self.attachAsset('playerHead', { anchorX: 0.5, anchorY: 0.5 }); birdHead.x = 0; birdHead.y = -8; // Position head above body // Add bird beak var birdBeak = self.attachAsset('playerBeak', { anchorX: 0, anchorY: 0.5 }); birdBeak.x = 15; // Position to right of head birdBeak.y = -8; // Same height as head self.health = 100; self.maxHealth = 100; self.speed = 4; self.weapon = 1; self.maxWeapon = 3; self.takeDamage = function (damage) { self.health -= damage; if (self.health <= 0) { self.health = 0; gameOver = true; } // Flash red when taking damage LK.effects.flashObject(self, 0xFF0000, 500); }; self.heal = function (amount) { self.health = Math.min(self.maxHealth, self.health + amount); }; self.upgradeWeapon = function () { if (self.weapon < self.maxWeapon) { self.weapon++; } }; self.checkWallCollision = function (newX, newY) { // Check collision with maze walls for (var i = 0; i < walls.length; i++) { var wall = walls[i]; if (newX < wall.x + 80 && newX + 40 > wall.x && newY < wall.y + 80 && newY + 40 > wall.y) { return true; } } return false; }; self.update = function () { // No gravity or ground collision in top-down view }; return self; }); var Wall = Container.expand(function () { var self = Container.call(this); var wallGraphics = self.attachAsset('wall', { anchorX: 0, anchorY: 0 }); return self; }); var WeaponPickup = Container.expand(function () { var self = Container.call(this); var weaponGraphics = self.attachAsset('weaponPickup', { anchorX: 0.5, anchorY: 0.5 }); self.update = function () { // Simple floating animation self.y += Math.sin(LK.ticks * 0.1) * 0.5; // Check pickup if (self.intersects(player)) { player.upgradeWeapon(); LK.getSound('pickup').play(); self.collected = true; } }; return self; }); var Zombie = Container.expand(function () { var self = Container.call(this); var zombieGraphics = self.attachAsset('zombie', { anchorX: 0.5, anchorY: 0.5 }); self.health = 50; self.speed = 1.5; self.damage = 20; self.lastAttackTime = 0; self.moveTimer = 0; self.targetX = 0; self.targetY = 0; self.takeDamage = function (damage) { self.health -= damage; LK.effects.flashObject(self, 0xFFFFFF, 200); if (self.health <= 0) { return true; // Zombie is dead } return false; }; self.checkWallCollision = function (newX, newY) { // Check collision with maze walls for (var i = 0; i < walls.length; i++) { var wall = walls[i]; if (newX < wall.x + 80 && newX + 35 > wall.x && newY < wall.y + 80 && newY + 35 > wall.y) { return true; } } return false; }; self.update = function () { // Simple AI: move towards player if path is clear var deltaX = player.x - self.x; var deltaY = player.y - self.y; var distance = Math.sqrt(deltaX * deltaX + deltaY * deltaY); if (distance > 0) { var moveX = deltaX / distance * self.speed; var moveY = deltaY / distance * self.speed; var newX = self.x + moveX; var newY = self.y + moveY; // Only move if not hitting walls if (!self.checkWallCollision(newX, self.y)) { self.x = newX; } if (!self.checkWallCollision(self.x, newY)) { self.y = newY; } } // Check collision with player if (self.intersects(player)) { var currentTime = LK.ticks; if (currentTime - self.lastAttackTime > 60) { // Attack every second player.takeDamage(self.damage); self.lastAttackTime = currentTime; } } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x1a1a1a }); /**** * Game Code ****/ // Game variables var player; var zombies = []; var bullets = []; var healthPacks = []; var weaponPickups = []; var walls = []; var mazeExit; var gameOver = false; var gameStarted = false; var score = 0; var zombieSpawnTimer = 0; var pickupSpawnTimer = 0; var howToPlayScreen; // Movement controls var moveUp = false; var moveDown = false; var moveLeft = false; var moveRight = false; var shooting = false; var shootTimer = 0; var shootTargetX = 0; var shootTargetY = 0; // Create maze layout (simplified maze pattern) var mazePattern = [[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, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1], [1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1], [1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1], [1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1], [1, 1, 1, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1], [1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1], [1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1], [1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 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]]; // Build maze walls for (var row = 0; row < mazePattern.length; row++) { for (var col = 0; col < mazePattern[row].length; col++) { var cellX = col * 80; var cellY = row * 80; if (mazePattern[row][col] === 1) { // Wall var wall = game.addChild(new Wall()); wall.x = cellX; wall.y = cellY; walls.push(wall); } else if (mazePattern[row][col] === 2) { // Exit mazeExit = game.addChild(new MazeExit()); mazeExit.x = cellX; mazeExit.y = cellY; } } } // Create player player = game.addChild(new Player()); player.x = 120; // Start position in maze player.y = 120; // UI Elements positioned for PC var scoreText = new Text2('Kills: 0', { size: 50, fill: 0xFFFFFF }); scoreText.anchor.set(0, 0); scoreText.x = 20; scoreText.y = 120; LK.gui.topLeft.addChild(scoreText); var healthText = new Text2('Health: 100', { size: 50, fill: 0xFF0000 }); healthText.anchor.set(0, 0); healthText.x = 20; healthText.y = 180; LK.gui.topLeft.addChild(healthText); var weaponText = new Text2('Weapon: 1', { size: 50, fill: 0x00BFFF }); weaponText.anchor.set(0, 0); weaponText.x = 20; weaponText.y = 240; LK.gui.topLeft.addChild(weaponText); var objectiveText = new Text2('Kill Zombies! Escape to End Game!', { size: 60, fill: 0xFF4444 }); objectiveText.anchor.set(0.5, 0); objectiveText.x = 1024; objectiveText.y = 30; LK.gui.top.addChild(objectiveText); var controlHint = new Text2('WASD to move, Mouse to aim & shoot', { size: 40, fill: 0xCCCCCC }); controlHint.anchor.set(1, 0); controlHint.x = 2028; controlHint.y = 120; LK.gui.topRight.addChild(controlHint); // Keyboard event listeners for PC controls LK.on('keydown', function (key) { if (key === 'w' || key === 'W') moveUp = true; if (key === 's' || key === 'S') moveDown = true; if (key === 'a' || key === 'A') moveLeft = true; if (key === 'd' || key === 'D') moveRight = true; }); LK.on('keyup', function (key) { if (key === 'w' || key === 'W') moveUp = false; if (key === 's' || key === 'S') moveDown = false; if (key === 'a' || key === 'A') moveLeft = false; if (key === 'd' || key === 'D') moveRight = false; }); // Create How to Play screen howToPlayScreen = game.addChild(new HowToPlay()); howToPlayScreen.visible = true; // Game event handlers for mouse shooting game.down = function (x, y, obj) { // Convert screen coordinates to game coordinates var gamePos = game.toLocal({ x: x, y: y }); shootTargetX = gamePos.x; shootTargetY = gamePos.y; shooting = true; }; game.up = function (x, y, obj) { shooting = false; }; // Track mouse position for aiming game.move = function (x, y, obj) { var gamePos = game.toLocal({ x: x, y: y }); shootTargetX = gamePos.x; shootTargetY = gamePos.y; }; // Spawn functions function spawnZombie() { var zombie = new Zombie(); // Find a random open space in the maze var spawnAttempts = 0; do { zombie.x = Math.random() * 1920 + 80; zombie.y = Math.random() * 1520 + 80; spawnAttempts++; } while (zombie.checkWallCollision(zombie.x, zombie.y) && spawnAttempts < 50); zombies.push(zombie); game.addChild(zombie); } function spawnHealthPack() { var healthPack = new HealthPack(); // Find a random open space in the maze var spawnAttempts = 0; do { healthPack.x = Math.random() * 1920 + 80; healthPack.y = Math.random() * 1520 + 80; spawnAttempts++; } while (spawnAttempts < 50 && isPositionBlocked(healthPack.x, healthPack.y)); healthPacks.push(healthPack); game.addChild(healthPack); } function spawnWeaponPickup() { var weaponPickup = new WeaponPickup(); // Find a random open space in the maze var spawnAttempts = 0; do { weaponPickup.x = Math.random() * 1920 + 80; weaponPickup.y = Math.random() * 1520 + 80; spawnAttempts++; } while (spawnAttempts < 50 && isPositionBlocked(weaponPickup.x, weaponPickup.y)); weaponPickups.push(weaponPickup); game.addChild(weaponPickup); } function isPositionBlocked(x, y) { // Check if position overlaps with walls for (var i = 0; i < walls.length; i++) { var wall = walls[i]; if (x < wall.x + 80 && x + 25 > wall.x && y < wall.y + 80 && y + 25 > wall.y) { return true; } } return false; } function shootBullet() { var bullet = new Bullet(); bullet.x = player.x; bullet.y = player.y; bullet.damage = 25 * player.weapon; // More damage with better weapons // Calculate direction toward shoot target var deltaX = shootTargetX - player.x; var deltaY = shootTargetY - player.y; var distance = Math.sqrt(deltaX * deltaX + deltaY * deltaY); if (distance > 0) { bullet.directionX = deltaX / distance; bullet.directionY = deltaY / distance; } else { bullet.directionX = 1; // Default right bullet.directionY = 0; } bullets.push(bullet); game.addChild(bullet); LK.getSound('shoot').play(); } // Main game update game.update = function () { if (!gameStarted) { return; // Don't start game until player dismisses how to play screen } if (gameOver) { LK.showGameOver(); return; } // Score is only increased by killing zombies LK.setScore(score); // Handle player movement with wall collision var newX = player.x; var newY = player.y; if (moveLeft) { newX = player.x - player.speed; } if (moveRight) { newX = player.x + player.speed; } if (moveUp) { newY = player.y - player.speed; } if (moveDown) { newY = player.y + player.speed; } // Check wall collisions and move if valid if (!player.checkWallCollision(newX, player.y)) { player.x = newX; } if (!player.checkWallCollision(player.x, newY)) { player.y = newY; } // Handle shooting if (shooting && LK.ticks - shootTimer > 30 / player.weapon) { // Faster shooting with better weapons shootBullet(); shootTimer = LK.ticks; } // Spawn zombies zombieSpawnTimer++; var spawnRate = Math.max(180, 120); // Spawn every 3-2 seconds if (zombieSpawnTimer >= spawnRate) { spawnZombie(); zombieSpawnTimer = 0; } // Spawn pickups occasionally pickupSpawnTimer++; if (pickupSpawnTimer >= 900) { // Every 15 seconds if (Math.random() < 0.7) { spawnHealthPack(); } else { spawnWeaponPickup(); } pickupSpawnTimer = 0; } // Update bullets and check collisions for (var i = bullets.length - 1; i >= 0; i--) { var bullet = bullets[i]; // Check if bullet is off screen or hits walls if (bullet.x < 0 || bullet.x > 2000 || bullet.y < 0 || bullet.y > 1600) { bullet.destroy(); bullets.splice(i, 1); continue; } // Check wall collision var bulletHitWall = false; for (var w = 0; w < walls.length; w++) { var wall = walls[w]; if (bullet.x < wall.x + 80 && bullet.x + 12 > wall.x && bullet.y < wall.y + 80 && bullet.y + 12 > wall.y) { bulletHitWall = true; break; } } if (bulletHitWall) { bullet.destroy(); bullets.splice(i, 1); continue; } // Check bullet-zombie collisions var hit = false; for (var j = zombies.length - 1; j >= 0; j--) { var zombie = zombies[j]; if (bullet.intersects(zombie)) { if (zombie.takeDamage(bullet.damage)) { // Zombie died score += 50; LK.getSound('zombieHit').play(); zombie.destroy(); zombies.splice(j, 1); } bullet.destroy(); bullets.splice(i, 1); hit = true; break; } } } // Update health packs for (var i = healthPacks.length - 1; i >= 0; i--) { var healthPack = healthPacks[i]; if (healthPack.collected) { healthPack.destroy(); healthPacks.splice(i, 1); } } // Update weapon pickups for (var i = weaponPickups.length - 1; i >= 0; i--) { var weaponPickup = weaponPickups[i]; if (weaponPickup.collected) { weaponPickup.destroy(); weaponPickups.splice(i, 1); } } // Update UI scoreText.setText('Kills: ' + score / 50); healthText.setText('Health: ' + player.health); weaponText.setText('Weapon: ' + player.weapon); // Exit reached condition handled by MazeExit class };