/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); /**** * Classes ****/ var Barrel = Container.expand(function () { var self = Container.call(this); var barrelGraphics = self.attachAsset('barrel', { anchorX: 0.5, anchorY: 0.5 }); self.exploded = false; self.explosionRadius = 120; self.explode = function () { if (self.exploded) return; self.exploded = true; LK.getSound('explosion').play(); LK.effects.flashObject(self, 0xFF4500, 800); // Damage nearby zombies for (var i = 0; i < zombies.length; i++) { var zombie = zombies[i]; var distance = Math.sqrt(Math.pow(zombie.x - self.x, 2) + Math.pow(zombie.y - self.y, 2)); if (distance <= self.explosionRadius && !zombie.isDead) { zombie.takeDamage(); } } tween(self, { alpha: 0, scaleX: 2, scaleY: 2 }, { duration: 800, onFinish: function onFinish() { // Remove from barrels array for (var j = 0; j < barrels.length; j++) { if (barrels[j] === self) { barrels.splice(j, 1); break; } } } }); }; return self; }); var Bullet = Container.expand(function () { var self = Container.call(this); var bulletGraphics = self.attachAsset('bullet', { anchorX: 0.5, anchorY: 0.5 }); self.velocityX = 0; self.velocityY = 0; self.speed = 15; self.bounces = 0; self.maxBounces = 5; self.active = true; self.update = function () { if (!self.active) return; self.x += self.velocityX; self.y += self.velocityY; // Check wall collisions and bounce if (self.x <= 10 && self.velocityX < 0) { self.velocityX = -self.velocityX; self.bounces++; } if (self.x >= 2038 && self.velocityX > 0) { self.velocityX = -self.velocityX; self.bounces++; } if (self.y <= 10 && self.velocityY < 0) { self.velocityY = -self.velocityY; self.bounces++; } if (self.y >= 2722 && self.velocityY > 0) { self.velocityY = -self.velocityY; self.bounces++; } // Check wall object collisions for (var i = 0; i < walls.length; i++) { var wall = walls[i]; if (self.intersects(wall)) { // Simple bounce logic - reverse direction var centerX = wall.x + wall.width / 2; var centerY = wall.y + wall.height / 2; if (Math.abs(self.x - centerX) > Math.abs(self.y - centerY)) { self.velocityX = -self.velocityX; } else { self.velocityY = -self.velocityY; } self.bounces++; break; } } // Remove bullet after too many bounces if (self.bounces > self.maxBounces) { self.active = false; } }; 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 = 1; self.isDead = false; self.takeDamage = function () { if (self.isDead) return; self.health--; if (self.health <= 0) { self.isDead = true; LK.getSound('zombieDeath').play(); LK.effects.flashObject(self, 0xFF0000, 500); tween(self, { alpha: 0, scaleX: 0.1, scaleY: 0.1 }, { duration: 500, onFinish: function onFinish() { zombiesKilled++; checkWinCondition(); } }); } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x2F4F4F }); /**** * Game Code ****/ var player; var bullets = []; var zombies = []; var walls = []; var barrels = []; var bulletsRemaining = 3; var totalZombies = 0; var zombiesKilled = 0; var gameWon = false; var gameLost = false; var aimLine = null; var aiming = false; var aimStartX = 0; var aimStartY = 0; // UI Elements var bulletsText = new Text2('Bullets: 3', { size: 80, fill: 0xFFFFFF }); bulletsText.anchor.set(0, 0); bulletsText.x = 120; bulletsText.y = 50; LK.gui.topLeft.addChild(bulletsText); var zombiesText = new Text2('Zombies: 0', { size: 80, fill: 0xFFFFFF }); zombiesText.anchor.set(1, 0); LK.gui.topRight.addChild(zombiesText); // Create player player = game.addChild(new Container()); var playerGraphics = player.attachAsset('player', { anchorX: 0.5, anchorY: 0.5 }); player.x = 200; player.y = 2500; // Create level walls function createWall(x, y, width, height) { var wall = game.addChild(new Container()); var wallGraphics = wall.attachAsset('wall', { anchorX: 0, anchorY: 0, width: width, height: height }); wall.x = x; wall.y = y; wall.width = width; wall.height = height; walls.push(wall); return wall; } // Create level layout - simple first level createWall(800, 1800, 400, 50); createWall(1400, 1400, 300, 50); createWall(600, 1000, 200, 50); // Create zombies function createZombie(x, y) { var zombie = game.addChild(new Zombie()); zombie.x = x; zombie.y = y; zombies.push(zombie); totalZombies++; } createZombie(900, 1750); createZombie(1500, 1350); createZombie(700, 950); // Create barrels function createBarrel(x, y) { var barrel = game.addChild(new Barrel()); barrel.x = x; barrel.y = y; barrels.push(barrel); } createBarrel(1100, 1750); // Update UI zombiesText.setText('Zombies: ' + totalZombies); function checkWinCondition() { if (zombiesKilled >= totalZombies && !gameWon) { gameWon = true; LK.setTimeout(function () { LK.showYouWin(); }, 1000); } } function checkLoseCondition() { if (bulletsRemaining <= 0 && bullets.length === 0 && zombiesKilled < totalZombies && !gameLost) { gameLost = true; LK.setTimeout(function () { LK.showGameOver(); }, 1000); } } function fireBullet(targetX, targetY) { if (bulletsRemaining <= 0 || aiming === false) return; var bullet = game.addChild(new Bullet()); bullet.x = player.x; bullet.y = player.y; var deltaX = targetX - player.x; var deltaY = targetY - player.y; var distance = Math.sqrt(deltaX * deltaX + deltaY * deltaY); bullet.velocityX = deltaX / distance * bullet.speed; bullet.velocityY = deltaY / distance * bullet.speed; bullets.push(bullet); bulletsRemaining--; bulletsText.setText('Bullets: ' + bulletsRemaining); LK.getSound('shoot').play(); aiming = false; } // Event handlers game.down = function (x, y, obj) { if (gameWon || gameLost) return; aiming = true; aimStartX = x; aimStartY = y; }; game.move = function (x, y, obj) { if (!aiming || gameWon || gameLost) return; // Visual feedback for aiming could be added here }; game.up = function (x, y, obj) { if (!aiming || gameWon || gameLost) return; fireBullet(x, y); }; game.update = function () { if (gameWon || gameLost) return; // Update bullets for (var i = bullets.length - 1; i >= 0; i--) { var bullet = bullets[i]; if (!bullet.active) { bullet.destroy(); bullets.splice(i, 1); continue; } // Check zombie collisions for (var j = 0; j < zombies.length; j++) { var zombie = zombies[j]; if (!zombie.isDead && bullet.intersects(zombie)) { zombie.takeDamage(); bullet.active = false; break; } } // Check barrel collisions for (var k = 0; k < barrels.length; k++) { var barrel = barrels[k]; if (!barrel.exploded && bullet.intersects(barrel)) { barrel.explode(); bullet.active = false; break; } } // Remove bullets that go off screen if (bullet.x < -50 || bullet.x > 2098 || bullet.y < -50 || bullet.y > 2782) { bullet.active = false; } } checkLoseCondition(); };