/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); var storage = LK.import("@upit/storage.v1"); /**** * Classes ****/ var AmmoPack = Container.expand(function () { var self = Container.call(this); var ammoGraphics = self.attachAsset('ammo', { anchorX: 0.5, anchorY: 0.5 }); self.ammoAmount = 20; self.collected = false; tween(ammoGraphics, { rotation: Math.PI * 2 }, { duration: 3000, easing: tween.linear, onFinish: function onFinish() { if (!self.collected) { tween(ammoGraphics, { rotation: 0 }, { duration: 0 }); tween(ammoGraphics, { rotation: Math.PI * 2 }, { duration: 3000, easing: tween.linear }); } } }); return self; }); var Boss = Container.expand(function () { var self = Container.call(this); var bossGraphics = self.attachAsset('boss', { anchorX: 0.5, anchorY: 0.5 }); self.health = 30; self.maxHealth = 30; self.speed = 3; self.phase = 1; self.shootInterval = 60; self.lastShot = 0; self.attackPattern = 0; self.update = function () { // Boss movement - hover at the center of the screen var targetX = 2048 / 2; var targetY = 2732 / 4; self.x += (targetX - self.x) * 0.02; self.y += (targetY - self.y) * 0.02; // Update attack patterns based on health percentage if (self.health <= self.maxHealth * 0.3) { self.phase = 3; self.shootInterval = 10; } else if (self.health <= self.maxHealth * 0.6) { self.phase = 2; self.shootInterval = 40; } // Attack if (LK.ticks - self.lastShot > self.shootInterval) { self.attack(); self.lastShot = LK.ticks; } }; self.attack = function () { // Cycle through different attack patterns self.attackPattern = (self.attackPattern + 1) % 3; switch (self.attackPattern) { case 0: // Directional shot at player self.shootAtPlayer(); break; case 1: // Spread shot self.spreadShot(); break; case 2: // Circle shot self.circleShot(); break; } }; self.shootAtPlayer = function () { var bullet = new EnemyBullet(); bullet.x = self.x; bullet.y = self.y; // Calculate direction towards player var dx = player.x - self.x; var dy = player.y - self.y; var length = Math.sqrt(dx * dx + dy * dy); bullet.direction.x = dx / length; bullet.direction.y = dy / length; enemyBullets.push(bullet); game.addChild(bullet); }; self.spreadShot = function () { for (var i = -5; i <= 5; i++) { var bullet = new EnemyBullet(); bullet.x = self.x; bullet.y = self.y; // Direction with spread var angle = Math.atan2(player.y - self.y, player.x - self.x) + i * 0.2; bullet.direction.x = Math.cos(angle); bullet.direction.y = Math.sin(angle); enemyBullets.push(bullet); game.addChild(bullet); } }; self.circleShot = function () { var bulletCount = 16; for (var i = 0; i < bulletCount; i++) { var bullet = new EnemyBullet(); bullet.x = self.x; bullet.y = self.y; // Circle pattern var angle = i / bulletCount * Math.PI * 2; bullet.direction.x = Math.cos(angle); bullet.direction.y = Math.sin(angle); enemyBullets.push(bullet); game.addChild(bullet); } }; self.takeDamage = function (amount) { self.health -= amount; // Flash red LK.effects.flashObject(self, 0xff0000, 200); LK.getSound('enemyHit').play(); if (self.health <= 0) { LK.setScore(LK.getScore() + 1000); LK.showYouWin(); self.destroy(); } }; return self; }); var Bullet = Container.expand(function () { var self = Container.call(this); var bulletGraphics = self.attachAsset('bullet', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 20; self.direction = 1; // 1 for right, -1 for left self.damage = 1; self.update = function () { self.x += self.speed * self.direction.x; self.y += self.speed * self.direction.y; // Destroy if off screen if (self.x < -100 || self.x > 2148) { self.destroy(); return; } }; return self; }); var Enemy = Container.expand(function () { var self = Container.call(this); var enemyGraphics = self.attachAsset('enemy', { anchorX: 0.5, anchorY: 0.5 }); self.health = 3; self.speed = 1; self.direction = -1; // -1 for left, 1 for right self.shootInterval = 150; self.lastShot = 0; self.patrolDistance = 300; self.patrolStart = 0; self.isActive = false; self.update = function () { if (!self.isActive) { // Only activate enemies when they're close enough to be visible if (Math.abs(self.x - player.x) < 1200) { self.isActive = true; self.patrolStart = self.x; } else { return; } } // Basic patrol AI self.x += self.speed * self.direction; // Change direction at patrol boundaries if (self.x <= self.patrolStart - self.patrolDistance || self.x >= self.patrolStart + self.patrolDistance) { self.direction *= -1; enemyGraphics.scaleX = -self.direction; } // Shoot at player if close enough if (LK.ticks - self.lastShot > self.shootInterval && Math.abs(self.x - player.x) < 800) { self.shoot(); self.lastShot = LK.ticks; } }; self.takeDamage = function (amount) { self.health -= amount; // Flash red LK.effects.flashObject(self, 0xff0000, 200); LK.getSound('enemyHit').play(); if (self.health <= 0) { // 20% chance to drop health, 30% chance to drop ammo var random = Math.random(); if (random < 0.2) { spawnHealthPack(self.x, self.y); } else if (random < 0.5) { spawnAmmoPack(self.x, self.y); } LK.setScore(LK.getScore() + 100); self.destroy(); } }; self.shoot = function () { var bullet = new EnemyBullet(); bullet.x = self.x; bullet.y = self.y; // Calculate direction towards player var dx = player.x - self.x; bullet.direction.x = dx > 0 ? 1 : -1; bullet.direction.y = 0; enemyBullets.push(bullet); game.addChild(bullet); }; return self; }); var EnemyBullet = Container.expand(function () { var self = Container.call(this); var bulletGraphics = self.attachAsset('enemyBullet', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 8; self.direction = { x: 0, y: 0 }; self.damage = 1; self.update = function () { self.x += self.speed * self.direction.x; self.y += self.speed * self.direction.y; // Destroy if off screen if (self.x < -100 || self.x > 2148 || self.y < -100 || self.y > 2832) { self.destroy(); return; } }; 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 = 3; self.collected = false; tween(healthGraphics, { y: healthGraphics.y + 10 }, { duration: 1000, easing: tween.easeInOut, onFinish: function onFinish() { tween(healthGraphics, { y: healthGraphics.y - 10 }, { duration: 1000, easing: tween.easeInOut, onFinish: function onFinish() { if (!self.collected) { tween(healthGraphics, { y: healthGraphics.y + 10 }, { duration: 1000, easing: tween.easeInOut }); } } }); } }); return self; }); var Platform = Container.expand(function () { var self = Container.call(this); var platformGraphics = self.attachAsset('platform', { anchorX: 0, anchorY: 0 }); return self; }); var Player = Container.expand(function () { var self = Container.call(this); var playerGraphics = self.attachAsset('player', { anchorX: 0.5, anchorY: 0.5 }); // Player properties self.velocity = { x: 0, y: 0 }; self.speed = 6; // Increased speed for faster movement self.jumpForce = -25; self.gravity = 0.8; self.facingDirection = 1; // 1 for right, -1 for left self.jumpCount = 0; // Track number of jumps self.lastShot = 0; self.shootInterval = 10; self.health = 20; self.maxHealth = 20; self.ammo = 100; self.isInvulnerable = false; self.invulnerableTime = 0; self.update = function () { // Apply gravity self.velocity.y += self.gravity; // Update position self.x += self.velocity.x; self.y += self.velocity.y; // Check floor collision var isOnGround = false; for (var i = 0; i < platforms.length; i++) { var platform = platforms[i]; // Get platform dimensions var platformWidth = platform.width; var platformHeight = platform.height; // Simple AABB collision detection if (self.y + playerGraphics.height / 2 >= platform.y && self.y + playerGraphics.height / 2 <= platform.y + platformHeight && self.x + playerGraphics.width / 4 >= platform.x && self.x - playerGraphics.width / 4 <= platform.x + platformWidth) { // Only count as collision if we're falling if (self.velocity.y > 0) { self.y = platform.y - playerGraphics.height / 2; self.velocity.y = 0; isOnGround = true; self.jumpCount = 0; // Reset jump count when on ground } } } // Check boundaries (optional wall-like boundaries) if (self.x < playerGraphics.width / 2) { self.x = playerGraphics.width / 2; self.velocity.x = 0; } else if (self.x > 2048 - playerGraphics.width / 2) { self.x = 2048 - playerGraphics.width / 2; self.velocity.x = 0; } // Check bottom boundary for falling off platforms if (self.y > 2732 + 100) { self.takeDamage(self.maxHealth); // Kill player if they fall off } // Apply drag to horizontal movement self.velocity.x *= 0.8; // Check invulnerability status if (self.isInvulnerable) { if (LK.ticks - self.invulnerableTime > 60) { // 1 second self.isInvulnerable = false; playerGraphics.alpha = 1.0; } else { // Flicker effect playerGraphics.alpha = Math.sin(LK.ticks * 0.5) * 0.5 + 0.5; } } }; self.move = function (direction) { self.velocity.x = self.speed * direction; self.facingDirection = direction; playerGraphics.scaleX = direction; }; self.jump = function () { if (self.jumpCount < 2) { // Allow up to two jumps self.velocity.y = self.jumpForce; self.jumpCount++; LK.getSound('jump').play(); } }; self.shoot = function () { if (self.ammo <= 0) { return; } // Allow shooting while jumping if (LK.ticks - self.lastShot > self.shootInterval) { var bullet = new Bullet(); bullet.x = self.x + self.facingDirection * 40; bullet.y = self.y - 10; bullet.direction = { x: self.facingDirection, y: 0 }; bullets.push(bullet); game.addChild(bullet); // Add vertical shooting LK.getSound('shoot').play(); self.lastShot = LK.ticks; // Update ammo display updateHUD(); } }; self.takeDamage = function (amount) { if (self.isInvulnerable) { return; } self.health -= amount; // Flash red LK.effects.flashObject(self, 0xff0000, 200); LK.getSound('playerHit').play(); // Make player invulnerable temporarily self.isInvulnerable = true; self.invulnerableTime = LK.ticks; // Update health display updateHUD(); if (self.health <= 0) { // Game over LK.showGameOver(); } }; self.collectHealth = function (amount) { self.health = Math.min(self.maxHealth, self.health + amount); updateHUD(); LK.getSound('powerUp').play(); }; self.collectAmmo = function (amount) { self.ammo += amount; updateHUD(); LK.getSound('powerUp').play(); }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x2a2a2a }); /**** * Game Code ****/ // Timer to update every second var timeElapsed = 0; var timeText = new Text2('TIME: 0', { size: 50, fill: 0xFFFFFF }); timeText.anchor.set(0.5, 0); timeText.x = 2048 / 2; timeText.y = 100; LK.gui.top.addChild(timeText); var timeInterval = LK.setInterval(function () { timeElapsed++; timeText.setText('TIME: ' + timeElapsed); }, 1000); var player; var platforms = []; var bullets = []; var enemies = []; var enemyBullets = []; var powerUps = []; var boss; var bossSpawned = false; // UI elements var healthBar; var ammoText; var scoreText; // Control state var touchControls = { left: false, right: false, jump: false, shoot: false }; // Initialize level function initGame() { // Set up background var background = LK.getAsset('backgroundImage', { anchorX: 0, anchorY: 0, width: 2048, height: 2732 }); game.addChild(background); // Create player player = new Player(); player.x = 200; player.y = 2500 - player.getChildAt(0).height / 2; game.addChild(player); // Create platforms createPlatforms(); // Create enemies createEnemies(); // Set up HUD setupHUD(); // Play background music LK.playMusic('bgmusic'); // Reset score LK.setScore(0); } function createPlatforms() { // Ground platform var ground = new Platform(); ground.x = 0; ground.y = 2500; ground.width = 2048; platforms.push(ground); game.addChild(ground); // Additional platforms var platformPositions = [{ x: 200, y: 2200, width: 400 }, { x: 800, y: 2000, width: 300 }, { x: 1300, y: 1800, width: 350 }, { x: 700, y: 1600, width: 250 }, { x: 200, y: 1400, width: 300 }, { x: 900, y: 1200, width: 450 }, { x: 1400, y: 1000, width: 300 }, { x: 600, y: 800, width: 400 }]; for (var i = 0; i < platformPositions.length; i++) { var pos = platformPositions[i]; var platform = new Platform(); platform.x = pos.x; platform.y = pos.y; if (pos.width) { platform.width = pos.width; } platforms.push(platform); game.addChild(platform); } } function createEnemies() { var enemyPositions = [{ x: 400, y: 2150 }, { x: 900, y: 1950 }, { x: 1400, y: 1750 }, { x: 750, y: 1550 }, { x: 300, y: 1350 }, { x: 1000, y: 1150 }, { x: 1500, y: 950 }, { x: 700, y: 750 }]; for (var i = 0; i < enemyPositions.length; i++) { var pos = enemyPositions[i]; var enemy = new Enemy(); enemy.x = pos.x; enemy.y = pos.y - 50; // Position slightly above platform enemies.push(enemy); game.addChild(enemy); } } function spawnBoss() { boss = new Boss(); boss.x = 2048 / 2; boss.y = 400; game.addChild(boss); bossSpawned = true; } function spawnHealthPack(x, y) { var healthPack = new HealthPack(); healthPack.x = x; healthPack.y = y; powerUps.push(healthPack); game.addChild(healthPack); } function spawnAmmoPack(x, y) { var ammoPack = new AmmoPack(); ammoPack.x = x; ammoPack.y = y; powerUps.push(ammoPack); game.addChild(ammoPack); } function setupHUD() { // Health bar healthBar = game.addChild(LK.getAsset('platform', { anchorX: 0, anchorY: 0, width: 300, height: 30, color: 0xFF0000 })); healthBar.x = 150; healthBar.y = 50; // Ammo counter ammoText = new Text2('AMMO: 100', { size: 50, fill: 0xFFFFFF }); ammoText.anchor.set(0, 0); ammoText.x = 150; ammoText.y = 100; LK.gui.addChild(ammoText); // Score display scoreText = new Text2('SCORE: 0', { size: 50, fill: 0xFFFFFF }); scoreText.anchor.set(0.5, 0); scoreText.x = 2048 / 2; scoreText.y = 50; LK.gui.top.addChild(scoreText); // Control buttons createControlButtons(); } function createControlButtons() { // Left button var leftBtn = game.addChild(LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 150, height: 150, color: 0x444444, alpha: 0.5, shape: 'ellipse' })); leftBtn.x = 200; leftBtn.y = 2550; // Left arrow indicator var leftArrow = game.addChild(LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 60, height: 60, color: 0xFFFFFF, alpha: 0.8, shape: 'box' })); leftArrow.x = 200; leftArrow.y = 2550; leftArrow.rotation = Math.PI; // Right button var rightBtn = game.addChild(LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 150, height: 150, color: 0x444444, alpha: 0.5, shape: 'ellipse' })); rightBtn.x = 400; rightBtn.y = 2550; // Right arrow indicator var rightArrow = game.addChild(LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 60, height: 60, color: 0xFFFFFF, alpha: 0.8, shape: 'box' })); rightArrow.x = 400; rightArrow.y = 2550; // Jump button var jumpBtn = game.addChild(LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 150, height: 150, color: 0x444444, alpha: 0.5, shape: 'ellipse' })); jumpBtn.x = 1848; jumpBtn.y = 2550; // Jump indicator var jumpIndicator = game.addChild(LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 60, height: 100, color: 0xFFFFFF, alpha: 0.8, shape: 'box' })); jumpIndicator.x = 1848; jumpIndicator.y = 2550; // Shoot button var shootBtn = game.addChild(LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 150, height: 150, color: 0x444444, alpha: 0.5, shape: 'ellipse' })); shootBtn.x = 1648; shootBtn.y = 2550; // Shoot indicator var shootIndicator = game.addChild(LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 100, height: 40, color: 0xFFFFFF, alpha: 0.8, shape: 'box' })); shootIndicator.x = 1648; shootIndicator.y = 2550; // Button press events leftBtn.down = function () { touchControls.left = true; }; leftBtn.up = function () { touchControls.left = false; }; rightBtn.down = function () { touchControls.right = true; }; rightBtn.up = function () { touchControls.right = false; }; jumpBtn.down = function () { touchControls.jump = true; }; jumpBtn.up = function () { touchControls.jump = false; }; shootBtn.down = function () { touchControls.shoot = true; }; shootBtn.up = function () { touchControls.shoot = false; }; } function updateHUD() { // Update health bar width based on player health var healthPercentage = player.health / player.maxHealth; healthBar.width = 300 * healthPercentage; // Update ammo text ammoText.setText('AMMO: ' + player.ammo); // Update score scoreText.setText('SCORE: ' + LK.getScore()); } // Game update loop game.update = function () { // Process player controls if (touchControls.left) { player.move(-1); } else if (touchControls.right) { player.move(1); } if (touchControls.jump) { player.jump(); touchControls.jump = false; // Only jump once per press } if (touchControls.shoot) { player.shoot(); } // Update all game objects player.update(); // Update bullets for (var i = bullets.length - 1; i >= 0; i--) { var bullet = bullets[i]; bullet.update(); // Check if bullet is destroyed if (!bullet.parent) { bullets.splice(i, 1); continue; } // Check enemy collisions for (var j = enemies.length - 1; j >= 0; j--) { var enemy = enemies[j]; if (bullet.intersects(enemy)) { enemy.takeDamage(1); bullet.destroy(); bullets.splice(i, 1); break; } } // Check boss collision if (bossSpawned && boss && boss.parent && bullet.intersects(boss)) { boss.takeDamage(1); bullet.destroy(); bullets.splice(i, 1); } } // Update enemies for (var i = enemies.length - 1; i >= 0; i--) { var enemy = enemies[i]; enemy.update(); // Check if enemy is destroyed if (!enemy.parent) { enemies.splice(i, 1); continue; } } // Update enemy bullets for (var i = enemyBullets.length - 1; i >= 0; i--) { var bullet = enemyBullets[i]; bullet.update(); // Check if bullet is destroyed if (!bullet.parent) { enemyBullets.splice(i, 1); continue; } // Check player collision if (bullet.intersects(player)) { player.takeDamage(1); bullet.destroy(); enemyBullets.splice(i, 1); } } // Update power-ups for (var i = powerUps.length - 1; i >= 0; i--) { var powerUp = powerUps[i]; // Check if power-up is collected if (player.intersects(powerUp) && !powerUp.collected) { powerUp.collected = true; if (powerUp instanceof HealthPack) { player.collectHealth(powerUp.healAmount); } else if (powerUp instanceof AmmoPack) { player.collectAmmo(powerUp.ammoAmount); } powerUp.destroy(); powerUps.splice(i, 1); } } // End game when all enemies are defeated if (enemies.length === 0) { LK.showYouWin(); // Show "you win" screen and reset game state } // Camera follow player (vertical scrolling limited) var targetCameraY = Math.max(2732 / 2, Math.min(player.y, 2000)); game.y = Math.min(0, 2732 / 2 - targetCameraY); }; // Touch/mouse events for game area game.down = function (x, y, obj) { // Start tracking swipe touchControls.startX = x; touchControls.startY = y; }; game.up = function (x, y, obj) { // Calculate swipe distance var deltaX = x - touchControls.startX; var deltaY = y - touchControls.startY; // Determine swipe direction if (Math.abs(deltaX) > Math.abs(deltaY)) { // Horizontal swipe if (deltaX > 50) { // Swipe right player.move(1); } else if (deltaX < -50) { // Swipe left player.move(-1); } } else { // Vertical swipe if (deltaY < -50) { // Swipe up player.jump(); } } }; game.move = function (x, y, obj) { // Handle touch/mouse movement if needed }; // Initialize the game initGame();