/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); /**** * Classes ****/ var Boss = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('enemyJet', { anchorX: 0.5, anchorY: 0.5, scaleX: 2.5, scaleY: 2.5 }); self.maxHealth = 10; self.health = 10; self.speed = 1; self.fireRate = 90; self.fireTimer = 0; self.missileRate = 180; self.missileTimer = 0; self.rocketRate = 150; self.rocketTimer = 0; self.horizontalSpeed = 1; self.horizontalDirection = 1; self.weaponSystems = { bullets: 1, missiles: 0, rockets: 0 }; self.bossType = 1; // 1 for wave 10, 2 for wave 20 self.update = function () { self.y += self.speed; // Horizontal movement self.x += self.horizontalSpeed * self.horizontalDirection; if (self.x < 200 || self.x > 1848) { self.horizontalDirection *= -1; } // Update timers if (self.fireTimer > 0) { self.fireTimer--; } if (self.missileTimer > 0) { self.missileTimer--; } if (self.rocketTimer > 0) { self.rocketTimer--; } // Fire bullets if (self.fireTimer <= 0 && self.y > 0 && self.y < 2400) { for (var i = 0; i < self.weaponSystems.bullets; i++) { self.fireBullet(i); } self.fireTimer = self.fireRate; } // Fire missiles if (self.weaponSystems.missiles > 0 && self.missileTimer <= 0 && self.y > 0 && self.y < 2400) { for (var i = 0; i < self.weaponSystems.missiles; i++) { self.fireMissile(i); } self.missileTimer = self.missileRate; } // Fire rockets if (self.weaponSystems.rockets > 0 && self.rocketTimer <= 0 && self.y > 0 && self.y < 2400) { for (var i = 0; i < self.weaponSystems.rockets; i++) { self.fireRocket(i); } self.rocketTimer = self.rocketRate; } }; self.fireBullet = function (index) { var bullet = new EnemyBullet(); var offset = (index - (self.weaponSystems.bullets - 1) / 2) * 40; bullet.x = self.x + offset; bullet.y = self.y + 75; enemyBullets.push(bullet); game.addChild(bullet); }; self.fireMissile = function (index) { var missile = new Missile(); var offset = (index - (self.weaponSystems.missiles - 1) / 2) * 60; missile.x = self.x + offset; missile.y = self.y + 75; // Mark as boss missile for enhanced tracking missile.isBossMissile = true; missile.trackingSpeed = 1.2; // Faster tracking for boss missiles missile.damage = 3; // More damage from boss missiles // Add visual effect to indicate guided missile tween(missile, { scaleX: 1.3, scaleY: 1.3 }, { duration: 200 }); missiles.push(missile); game.addChild(missile); LK.getSound('missile').play(); }; self.fireRocket = function (index) { var missile = new Missile(); var offset = (index - (self.weaponSystems.rockets - 1) / 2) * 80; missile.x = self.x + offset; missile.y = self.y + 75; // Mark wave 20 boss rockets as guided missiles missile.isBossMissile = true; missile.trackingSpeed = 1.5; // Even faster tracking for wave 20 boss missile.damage = 4; // High damage from wave 20 boss // Visual enhancement for wave 20 boss missiles tween(missile, { scaleX: 1.5, scaleY: 1.5, tint: 0xFF0000 }, { duration: 300 }); missiles.push(missile); game.addChild(missile); LK.getSound('missile').play(); }; self.takeDamage = function (damage) { self.health -= damage; // Flash effect when taking damage LK.effects.flashObject(self, 0xFF0000, 200); if (self.health <= 0) { // Create multiple explosions for boss death - reduced for performance for (var i = 0; i < 3; i++) { var explosion = LK.getAsset('explosion', { anchorX: 0.5, anchorY: 0.5, x: self.x + (Math.random() - 0.5) * 150, y: self.y + (Math.random() - 0.5) * 150 }); game.addChild(explosion); tween(explosion, { alpha: 0 }, { duration: 600, delay: i * 100, onFinish: function onFinish() { explosion.destroy(); } }); } self.destroy(); LK.getSound('explosion').play(); return true; } return false; }; return self; }); var EnemyBullet = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('enemyBullet', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 6; self.damage = 1; self.update = function () { self.y += self.speed; }; return self; }); var EnemyJet = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('enemyJet', { anchorX: 0.5, anchorY: 0.5 }); self.health = 1; self.speed = 2; self.fireRate = 120; self.fireTimer = Math.random() * 60; self.canFireMissiles = false; self.missileRate = 300; self.missileTimer = Math.random() * 150; self.horizontalSpeed = (Math.random() - 0.5) * 3; self.horizontalDirection = Math.random() > 0.5 ? 1 : -1; self.update = function () { self.y += self.speed; // Add horizontal movement self.x += self.horizontalSpeed * self.horizontalDirection; // Bounce off screen edges if (self.x < 100 || self.x > 1948) { self.horizontalDirection *= -1; } if (self.fireTimer > 0) { self.fireTimer--; } if (self.missileTimer > 0) { self.missileTimer--; } // Fire bullets if (self.fireTimer <= 0 && self.y > 0 && self.y < 2400) { self.fireBullet(); self.fireTimer = self.fireRate + Math.random() * 60; } // Fire missiles (if capable) if (self.canFireMissiles && self.missileTimer <= 0 && self.y > 0 && self.y < 2400) { self.fireMissile(); self.missileTimer = self.missileRate + Math.random() * 120; } }; self.fireBullet = function () { var bullet = new EnemyBullet(); bullet.x = self.x; bullet.y = self.y + 50; enemyBullets.push(bullet); game.addChild(bullet); }; self.fireMissile = function () { var missile = new Missile(); missile.x = self.x; missile.y = self.y + 50; missiles.push(missile); game.addChild(missile); LK.getSound('missile').play(); }; self.takeDamage = function (damage) { self.health -= damage; if (self.health <= 0) { // Create explosion effect var explosion = LK.getAsset('explosion', { anchorX: 0.5, anchorY: 0.5, x: self.x, y: self.y }); game.addChild(explosion); // Enhanced explosion animation explosion.scaleX = 0.1; explosion.scaleY = 0.1; tween(explosion, { scaleX: 1.5, scaleY: 1.5, alpha: 0 }, { duration: 600, easing: tween.easeOut, onFinish: function onFinish() { explosion.destroy(); } }); // Create sparkle particles - limit to prevent performance issues if (particles.length < 50) { for (var p = 0; p < 4; p++) { var sparkle = new Particle(); sparkle.attachAsset('sparkle', { anchorX: 0.5, anchorY: 0.5 }); sparkle.x = self.x + (Math.random() - 0.5) * 100; sparkle.y = self.y + (Math.random() - 0.5) * 100; sparkle.velocityX = (Math.random() - 0.5) * 8; sparkle.velocityY = (Math.random() - 0.5) * 8; sparkle.life = 20; sparkle.maxLife = 20; particles.push(sparkle); game.addChild(sparkle); } } self.destroy(); LK.getSound('explosion').play(); return true; } return false; }; return self; }); var GuidedMissile = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('guidedMissile', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 8; self.damage = 3; self.trackingSpeed = 2.0; self.upgradeLevel = 1; self.baseSpeed = 8; self.rotation = 0; self.update = function () { // Enhanced guided missile behavior if (enemies.length > 0) { // Find nearest enemy var nearestEnemy = null; var nearestDistance = Infinity; for (var i = 0; i < enemies.length; i++) { var enemy = enemies[i]; var dx = enemy.x - self.x; var dy = enemy.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < nearestDistance) { nearestDistance = distance; nearestEnemy = enemy; } } // Track nearest enemy if (nearestEnemy) { var dx = nearestEnemy.x - self.x; var dy = nearestEnemy.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance > 0) { // Calculate angle to target var angle = Math.atan2(dy, dx); // Apply guided movement with upgrade-based speed var currentTrackingSpeed = self.trackingSpeed * self.upgradeLevel; self.x += Math.cos(angle) * currentTrackingSpeed; self.y += Math.sin(angle) * currentTrackingSpeed; // Rotate missile to face direction of movement self.rotation = angle + Math.PI / 2; } } } // Base forward movement with upgrade-based speed var forwardSpeed = self.speed + (self.upgradeLevel - 1) * 2; self.y -= forwardSpeed; }; return self; }); var KamikazeJet = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('enemyJet', { anchorX: 0.5, anchorY: 0.5, scaleX: 1.2, scaleY: 1.2 }); graphics.tint = 0xFF4444; // Red tint to distinguish kamikaze planes self.health = 1; self.speed = 4; self.trackingSpeed = 1.5; self.isKamikaze = true; self.update = function () { // Kamikaze behavior - chase the player if (player) { var dx = player.x - self.x; var dy = player.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance > 0) { // Calculate normalized direction to player var dirX = dx / distance; var dirY = dy / distance; // Move towards player self.x += dirX * self.trackingSpeed; self.y += dirY * self.trackingSpeed; // Rotate to face direction of movement var angle = Math.atan2(dy, dx); self.rotation = angle + Math.PI / 2; } } // Also move forward self.y += self.speed; }; self.takeDamage = function (damage) { self.health -= damage; if (self.health <= 0) { // Create explosion effect var explosion = LK.getAsset('explosion', { anchorX: 0.5, anchorY: 0.5, x: self.x, y: self.y }); game.addChild(explosion); // Fade out explosion with tween effect tween(explosion, { alpha: 0 }, { duration: 500, onFinish: function onFinish() { explosion.destroy(); } }); self.destroy(); LK.getSound('explosion').play(); return true; } return false; }; return self; }); var Missile = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('missile', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 4; self.damage = 2; self.trackingSpeed = 0.5; self.isBossMissile = false; self.baseSpeed = 4; self.rotation = 0; self.update = function () { // Enhanced homing behavior if (player) { var dx = player.x - self.x; var dy = player.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance > 0) { // Stronger and faster tracking for boss missiles var currentTrackingSpeed = self.isBossMissile ? self.trackingSpeed * 3 : self.trackingSpeed; // Calculate angle to player var angle = Math.atan2(dy, dx); // Apply guided movement self.x += Math.cos(angle) * currentTrackingSpeed; self.y += Math.sin(angle) * currentTrackingSpeed; // Rotate missile to face direction of movement for visual feedback self.rotation = angle + Math.PI / 2; } } // Base forward movement (faster for boss missiles) var forwardSpeed = self.isBossMissile ? self.speed * 1.5 : self.speed; self.y += forwardSpeed; }; return self; }); var Particle = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('particle', { anchorX: 0.5, anchorY: 0.5 }); self.velocityX = 0; self.velocityY = 0; self.life = 60; self.maxLife = 60; self.fadeOut = true; self.update = function () { self.x += self.velocityX; self.y += self.velocityY; self.life--; if (self.fadeOut) { var lifeRatio = self.life / self.maxLife; graphics.alpha = lifeRatio; // Smooth scaling effect graphics.scaleX = lifeRatio; graphics.scaleY = lifeRatio; } if (self.life <= 0) { self.destroy(); } }; return self; }); var PlayerBullet = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('playerBullet', { anchorX: 0.5, anchorY: 0.5 }); self.speed = -12; self.damage = 1; self.update = function () { self.y += self.speed; }; return self; }); var PlayerJet = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('playerJet', { anchorX: 0.5, anchorY: 0.5 }); self.maxHealth = 3; self.health = 3; self.speed = 8; self.fireRate = 15; self.fireTimer = 0; self.invulnerable = false; self.invulnerableTimer = 0; self.guidedMissileLevel = 0; self.guidedMissileRate = 90; self.guidedMissileTimer = 0; self.update = function () { if (self.fireTimer > 0) { self.fireTimer--; } if (self.guidedMissileTimer > 0) { self.guidedMissileTimer--; } if (self.invulnerable) { self.invulnerableTimer--; if (self.invulnerableTimer <= 0) { self.invulnerable = false; graphics.alpha = 1; } else { graphics.alpha = 0.5; } } // Auto-fire if (self.fireTimer <= 0) { self.fire(); self.fireTimer = self.fireRate; } // Auto-fire guided missiles if upgraded if (self.guidedMissileLevel > 0 && self.guidedMissileTimer <= 0) { self.fireGuidedMissile(); self.guidedMissileTimer = self.guidedMissileRate; } }; self.fire = function () { var bullet = new PlayerBullet(); bullet.x = self.x; bullet.y = self.y - 50; playerBullets.push(bullet); game.addChild(bullet); LK.getSound('shoot').play(); }; self.fireGuidedMissile = function () { var guidedMissile = new GuidedMissile(); guidedMissile.x = self.x; guidedMissile.y = self.y - 50; guidedMissile.upgradeLevel = self.guidedMissileLevel; // Visual effect based on upgrade level var tintColor = 0x00FF00 + self.guidedMissileLevel * 0x001100; tween(guidedMissile, { tint: tintColor, scaleX: 1.2, scaleY: 1.2 }, { duration: 100 }); guidedMissiles.push(guidedMissile); game.addChild(guidedMissile); LK.getSound('missile').play(); }; self.takeDamage = function (damage) { if (self.invulnerable) return; self.health -= damage; self.invulnerable = true; self.invulnerableTimer = 60; LK.effects.flashObject(self, 0xFF0000, 500); if (self.health <= 0) { gameOver(); } updateHealthDisplay(); }; return self; }); var Rocket = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('missile', { anchorX: 0.5, anchorY: 0.5, scaleX: 1.5, scaleY: 1.5 }); graphics.tint = 0xFF4444; self.speed = 5; self.damage = 3; self.update = function () { self.y += self.speed; }; return self; }); var StarField = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('star', { anchorX: 0.5, anchorY: 0.5 }); self.speed = Math.random() * 2 + 1; self.twinklePhase = Math.random() * Math.PI * 2; self.baseAlpha = Math.random() * 0.8 + 0.2; self.update = function () { self.y += self.speed; // Twinkling effect self.twinklePhase += 0.1; graphics.alpha = self.baseAlpha + Math.sin(self.twinklePhase) * 0.3; }; return self; }); var Trail = Container.expand(function () { var self = Container.call(this); var graphics = self.attachAsset('trail', { anchorX: 0.5, anchorY: 0.5 }); self.life = 30; self.maxLife = 30; self.update = function () { self.life--; graphics.alpha = self.life / self.maxLife; graphics.scaleY = self.life / self.maxLife; if (self.life <= 0) { self.destroy(); } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x001122, fullscreen: true }); /**** * Game Code ****/ // Background setup var background1 = LK.getAsset('background', { anchorX: 0, anchorY: 0, x: 0, y: 0 }); var background2 = LK.getAsset('background', { anchorX: 0, anchorY: 0, x: 0, y: -2732 }); game.addChild(background1); game.addChild(background2); // Game state variables var currentWave = 1; var maxWaves = 20; var waveEnemies = []; var enemiesSpawned = 0; var enemiesToSpawn = 5; var spawnTimer = 0; var spawnRate = 60; var waveComplete = false; var gameState = 'playing'; // 'playing', 'upgrading', 'gameover' // Game objects var player = null; var playerBullets = []; var enemyBullets = []; var missiles = []; var rockets = []; var guidedMissiles = []; var enemies = []; var currentBoss = null; var particles = []; var trails = []; var maxTrails = 20; var stars = []; // UI elements var waveText = null; var healthText = null; var upgradeContainer = null; // Initialize player player = new PlayerJet(); player.x = 1024; player.y = 2800; game.addChild(player); // Smooth entrance animation tween(player, { y: 2300 }, { duration: 1000, easing: tween.easeOut }); // Initialize UI waveText = new Text2('Wave: 1', { size: 60, fill: 0xFFFFFF }); waveText.anchor.set(0.5, 0); LK.gui.top.addChild(waveText); waveText.y = 50; healthText = new Text2('Health: 3', { size: 80, fill: 0x00FF00 }); healthText.anchor.set(1, 0); LK.gui.topRight.addChild(healthText); healthText.x = -20; healthText.y = 50; function updateHealthDisplay() { healthText.setText('Health: ' + player.health); } function updateWaveDisplay() { waveText.setText('Wave: ' + currentWave); } function spawnEnemy() { // Spawn boss on waves 10 and 20 if ((currentWave === 10 || currentWave === 20) && enemiesSpawned === 0) { var boss = new Boss(); boss.x = 1024; boss.y = -150; if (currentWave === 10) { // Wave 10 boss: 2 missiles, 1 bullet boss.maxHealth = 30; boss.health = 30; boss.weaponSystems.bullets = 1; boss.weaponSystems.missiles = 2; boss.weaponSystems.rockets = 0; boss.bossType = 1; } else if (currentWave === 20) { // Wave 20 boss: 2 rockets, 2 bullets, more health boss.maxHealth = 50; boss.health = 50; boss.weaponSystems.bullets = 2; boss.weaponSystems.missiles = 0; boss.weaponSystems.rockets = 2; boss.bossType = 2; } enemies.push(boss); game.addChild(boss); currentBoss = boss; // Boss entrance animation boss.alpha = 0; boss.scaleX = 0.5; boss.scaleY = 0.5; tween(boss, { alpha: 1, scaleX: 1, scaleY: 1 }, { duration: 1500, easing: tween.easeOut }); enemiesSpawned++; return; } var enemy; // Spawn kamikaze planes starting from wave 15 if (currentWave >= 15 && Math.random() < 0.3) { enemy = new KamikazeJet(); enemy.x = Math.random() * 1700 + 174; enemy.y = -90; // Scale kamikaze difficulty enemy.health = Math.floor(currentWave / 8) + 1; enemy.speed = 3 + currentWave * 0.3; enemy.trackingSpeed = 1.5 + currentWave * 0.1; } else { enemy = new EnemyJet(); enemy.x = Math.random() * 1700 + 174; enemy.y = -90; // Scale difficulty based on wave enemy.health = Math.floor(currentWave / 5) + 1; enemy.speed = 2 + currentWave * 0.2; enemy.fireRate = Math.max(60 - currentWave * 2, 30); // Enable missiles for later waves if (currentWave >= 5) { enemy.canFireMissiles = true; } } enemies.push(enemy); game.addChild(enemy); // Enemy entrance animation enemy.alpha = 0; enemy.y -= 100; tween(enemy, { alpha: 1, y: enemy.y + 100 }, { duration: 800, easing: tween.easeOut }); enemiesSpawned++; } function startWave() { currentWave++; if (currentWave > maxWaves) { showYouWinScreen(); return; } // Boss waves spawn only 1 enemy (the boss) if (currentWave === 10 || currentWave === 20) { enemiesToSpawn = 1; } else { // Standard enemy count progression enemiesToSpawn = 5 + Math.floor(currentWave * 1.5); } enemiesSpawned = 0; spawnTimer = 0; waveComplete = false; gameState = 'playing'; updateWaveDisplay(); // Wave transition animation waveText.alpha = 0; waveText.scaleX = 2; waveText.scaleY = 2; tween(waveText, { alpha: 1, scaleX: 1, scaleY: 1 }, { duration: 1000, easing: tween.bounceOut }); // Hide upgrade menu if visible if (upgradeContainer) { upgradeContainer.destroy(); upgradeContainer = null; } } function completeWave() { if (currentWave >= maxWaves) { showYouWinScreen(); return; } waveComplete = true; gameState = 'upgrading'; // Fade out all bullets and missiles smoothly for (var i = 0; i < playerBullets.length; i++) { var bullet = playerBullets[i]; tween(bullet, { alpha: 0 }, { duration: 800, onFinish: function onFinish() { if (this.target && this.target.destroy) { this.target.destroy(); } } }); } playerBullets = []; for (var i = 0; i < enemyBullets.length; i++) { var bullet = enemyBullets[i]; tween(bullet, { alpha: 0 }, { duration: 800, onFinish: function onFinish() { if (this.target && this.target.destroy) { this.target.destroy(); } } }); } enemyBullets = []; for (var i = 0; i < missiles.length; i++) { var missile = missiles[i]; tween(missile, { alpha: 0, scaleX: 0.5, scaleY: 0.5 }, { duration: 1000, onFinish: function onFinish() { if (this.target && this.target.destroy) { this.target.destroy(); } } }); } missiles = []; for (var i = 0; i < rockets.length; i++) { var rocket = rockets[i]; tween(rocket, { alpha: 0, scaleX: 0.5, scaleY: 0.5 }, { duration: 1000, onFinish: function onFinish() { if (this.target && this.target.destroy) { this.target.destroy(); } } }); } rockets = []; for (var i = 0; i < guidedMissiles.length; i++) { var guidedMissile = guidedMissiles[i]; tween(guidedMissile, { alpha: 0, scaleX: 0.5, scaleY: 0.5 }, { duration: 1000, onFinish: function onFinish() { if (this.target && this.target.destroy) { this.target.destroy(); } } }); } guidedMissiles = []; showUpgradeMenu(); } function showUpgradeMenu() { upgradeContainer = new Container(); game.addChild(upgradeContainer); var titleText = new Text2('Choose Upgrade', { size: 80, fill: 0xFFFF00 }); titleText.anchor.set(0.5, 0.5); titleText.x = 1024; titleText.y = 800; upgradeContainer.addChild(titleText); var upgrades = [{ text: 'Faster Firing', action: function action() { player.fireRate = Math.max(player.fireRate - 3, 5); } }, { text: 'More Health', action: function action() { player.maxHealth++; player.health = player.maxHealth; } }, { text: 'Faster Movement', action: function action() { player.speed += 2; } }]; // Add guided missiles upgrade only from wave 10 onwards if (currentWave >= 10) { upgrades.push({ text: 'Guided Missiles', action: function action() { player.guidedMissileLevel++; // Faster firing rate with each upgrade (but starting from slower base rate) player.guidedMissileRate = Math.max(90 - player.guidedMissileLevel * 10, 30); } }); } for (var i = 0; i < Math.min(upgrades.length, 4); i++) { var upgrade = upgrades[i]; var button = new Container(); var buttonBg = LK.getAsset('upgradeButton', { anchorX: 0.5, anchorY: 0.5 }); button.addChild(buttonBg); var buttonText = new Text2(upgrade.text, { size: 40, fill: 0xFFFFFF }); buttonText.anchor.set(0.5, 0.5); button.addChild(buttonText); button.x = 1024; button.y = 1200 + i * 200; button.upgrade = upgrade; button.down = function (x, y, obj) { this.upgrade.action(); updateHealthDisplay(); startWave(); }; upgradeContainer.addChild(button); } } function gameOver() { gameState = 'gameover'; showGameOverScreen(); } function showGameOverScreen() { var gameOverContainer = new Container(); game.addChild(gameOverContainer); gameOverContainer.zIndex = 1000; // Semi-transparent background var overlay = LK.getAsset('background', { anchorX: 0, anchorY: 0, x: 0, y: 0 }); overlay.alpha = 0.7; overlay.tint = 0x000000; gameOverContainer.addChild(overlay); // Game Over title var gameOverText = new Text2('GAME OVER', { size: 120, fill: 0xFF0000 }); gameOverText.anchor.set(0.5, 0.5); gameOverText.x = 1024; gameOverText.y = 1200; gameOverContainer.addChild(gameOverText); // Final score/wave text var finalScoreText = new Text2('Final Wave: ' + currentWave, { size: 60, fill: 0xFFFFFF }); finalScoreText.anchor.set(0.5, 0.5); finalScoreText.x = 1024; finalScoreText.y = 1350; gameOverContainer.addChild(finalScoreText); // Restart button var restartButton = new Container(); var buttonBg = LK.getAsset('upgradeButton', { anchorX: 0.5, anchorY: 0.5, scaleX: 1.2, scaleY: 1.5 }); buttonBg.tint = 0x00AA00; restartButton.addChild(buttonBg); var buttonText = new Text2('PLAY AGAIN', { size: 50, fill: 0xFFFFFF }); buttonText.anchor.set(0.5, 0.5); restartButton.addChild(buttonText); restartButton.x = 1024; restartButton.y = 1600; restartButton.down = function (x, y, obj) { restartGame(); }; gameOverContainer.addChild(restartButton); } function showYouWinScreen() { var youWinContainer = new Container(); game.addChild(youWinContainer); youWinContainer.zIndex = 1000; // Semi-transparent background var overlay = LK.getAsset('background', { anchorX: 0, anchorY: 0, x: 0, y: 0 }); overlay.alpha = 0.7; overlay.tint = 0x000000; youWinContainer.addChild(overlay); // You Win title var youWinText = new Text2('YOU WIN!', { size: 120, fill: 0x00FF00 }); youWinText.anchor.set(0.5, 0.5); youWinText.x = 1024; youWinText.y = 1200; youWinContainer.addChild(youWinText); // Congratulations text var congratsText = new Text2('You defeated all waves!', { size: 60, fill: 0xFFFFFF }); congratsText.anchor.set(0.5, 0.5); congratsText.x = 1024; congratsText.y = 1350; youWinContainer.addChild(congratsText); // Play again button var playAgainButton = new Container(); var buttonBg = LK.getAsset('upgradeButton', { anchorX: 0.5, anchorY: 0.5, scaleX: 1.2, scaleY: 1.5 }); buttonBg.tint = 0x00AA00; playAgainButton.addChild(buttonBg); var buttonText = new Text2('PLAY AGAIN', { size: 50, fill: 0xFFFFFF }); buttonText.anchor.set(0.5, 0.5); playAgainButton.addChild(buttonText); playAgainButton.x = 1024; playAgainButton.y = 1600; playAgainButton.down = function (x, y, obj) { restartGame(); }; youWinContainer.addChild(playAgainButton); } function restartGame() { // Reset game state gameState = 'playing'; currentWave = 1; waveComplete = false; enemiesSpawned = 0; enemiesToSpawn = 5; spawnTimer = 0; // Clear all game objects for (var i = playerBullets.length - 1; i >= 0; i--) { playerBullets[i].destroy(); } playerBullets = []; for (var i = enemyBullets.length - 1; i >= 0; i--) { enemyBullets[i].destroy(); } enemyBullets = []; for (var i = missiles.length - 1; i >= 0; i--) { missiles[i].destroy(); } missiles = []; for (var i = rockets.length - 1; i >= 0; i--) { rockets[i].destroy(); } rockets = []; for (var i = guidedMissiles.length - 1; i >= 0; i--) { guidedMissiles[i].destroy(); } guidedMissiles = []; for (var i = enemies.length - 1; i >= 0; i--) { enemies[i].destroy(); } enemies = []; currentBoss = null; // Clear particles and trails for (var i = particles.length - 1; i >= 0; i--) { particles[i].destroy(); } particles = []; for (var i = trails.length - 1; i >= 0; i--) { trails[i].destroy(); } trails = []; for (var i = stars.length - 1; i >= 0; i--) { stars[i].destroy(); } stars = []; // Reset player if (player) { player.destroy(); } player = new PlayerJet(); player.x = 1024; player.y = 2300; player.health = player.maxHealth; player.fireRate = 15; player.speed = 8; player.guidedMissileLevel = 0; player.guidedMissileTimer = 0; game.addChild(player); // Clear any existing containers if (upgradeContainer) { upgradeContainer.destroy(); upgradeContainer = null; } // Find and remove all game over or win screen containers for (var i = game.children.length - 1; i >= 0; i--) { var child = game.children[i]; if (child instanceof Container && child.zIndex === 1000) { child.destroy(); } } // Update UI updateWaveDisplay(); updateHealthDisplay(); } // Input handling var dragActive = false; game.down = function (x, y, obj) { if (gameState === 'playing') { dragActive = true; player.x = x; player.y = y; } }; game.move = function (x, y, obj) { if (gameState === 'playing' && dragActive) { var targetX = Math.max(70, Math.min(1978, x)); var targetY = Math.max(150, Math.min(2582, y)); // Direct position update for responsive movement player.x = targetX; player.y = targetY; } }; game.up = function (x, y, obj) { dragActive = false; }; // Main game loop game.update = function () { if (gameState !== 'playing') return; // Background is now static - no movement or scaling // Spawn enemies if (enemiesSpawned < enemiesToSpawn) { spawnTimer++; if (spawnTimer >= spawnRate) { spawnEnemy(); spawnTimer = 0; } } // Update player bullets for (var i = playerBullets.length - 1; i >= 0; i--) { var bullet = playerBullets[i]; if (bullet.y < -50) { bullet.destroy(); playerBullets.splice(i, 1); continue; } // Check collision with enemies for (var j = enemies.length - 1; j >= 0; j--) { var enemy = enemies[j]; if (bullet.intersects(enemy)) { if (enemy.takeDamage(bullet.damage)) { enemies.splice(j, 1); // Reset boss reference if boss was destroyed if (enemy === currentBoss) { currentBoss = null; } } bullet.destroy(); playerBullets.splice(i, 1); break; } } } // Update enemy bullets for (var i = enemyBullets.length - 1; i >= 0; i--) { var bullet = enemyBullets[i]; if (bullet.y > 2782) { bullet.destroy(); enemyBullets.splice(i, 1); continue; } // Check collision with player if (bullet.intersects(player)) { player.takeDamage(bullet.damage); bullet.destroy(); enemyBullets.splice(i, 1); } } // Update missiles for (var i = missiles.length - 1; i >= 0; i--) { var missile = missiles[i]; if (missile.y > 2782 || missile.y < -50 || missile.x < -50 || missile.x > 2098) { missile.destroy(); missiles.splice(i, 1); continue; } // Check collision with player if (missile.intersects(player)) { player.takeDamage(missile.damage); missile.destroy(); missiles.splice(i, 1); } } // Update rockets for (var i = rockets.length - 1; i >= 0; i--) { var rocket = rockets[i]; if (rocket.y > 2782 || rocket.y < -50 || rocket.x < -50 || rocket.x > 2098) { rocket.destroy(); rockets.splice(i, 1); continue; } // Check collision with player if (rocket.intersects(player)) { player.takeDamage(rocket.damage); rocket.destroy(); rockets.splice(i, 1); } } // Update guided missiles for (var i = guidedMissiles.length - 1; i >= 0; i--) { var guidedMissile = guidedMissiles[i]; if (guidedMissile.y < -50 || guidedMissile.x < -50 || guidedMissile.x > 2098) { guidedMissile.destroy(); guidedMissiles.splice(i, 1); continue; } // Check collision with enemies for (var j = enemies.length - 1; j >= 0; j--) { var enemy = enemies[j]; if (guidedMissile.intersects(enemy)) { if (enemy.takeDamage(guidedMissile.damage)) { enemies.splice(j, 1); // Reset boss reference if boss was destroyed if (enemy === currentBoss) { currentBoss = null; } } guidedMissile.destroy(); guidedMissiles.splice(i, 1); break; } } } // Update enemies for (var i = enemies.length - 1; i >= 0; i--) { var enemy = enemies[i]; if (enemy.y > 2782) { enemy.destroy(); enemies.splice(i, 1); continue; } // Check kamikaze collision with player if (enemy.isKamikaze && enemy.intersects(player)) { // Kamikaze plane crashes into player player.takeDamage(2); // Kamikaze does more damage enemy.destroy(); enemies.splice(i, 1); // Create explosion at crash site var explosion = LK.getAsset('explosion', { anchorX: 0.5, anchorY: 0.5, x: enemy.x, y: enemy.y }); game.addChild(explosion); tween(explosion, { alpha: 0 }, { duration: 500, onFinish: function onFinish() { explosion.destroy(); } }); LK.getSound('explosion').play(); } } // Update particles for (var i = particles.length - 1; i >= 0; i--) { var particle = particles[i]; if (particle.life <= 0) { particle.destroy(); particles.splice(i, 1); } } // Update trails for (var i = trails.length - 1; i >= 0; i--) { var trail = trails[i]; if (trail.life <= 0 || trail.y > 2832) { trail.destroy(); trails.splice(i, 1); } } // Create engine trail for player - reduced frequency if (LK.ticks % 5 === 0 && trails.length < maxTrails) { var trail = new Trail(); trail.x = player.x; trail.y = player.y + 60; trails.push(trail); game.addChild(trail); } // Update starfield for (var i = stars.length - 1; i >= 0; i--) { var star = stars[i]; if (star.y > 2782) { star.destroy(); stars.splice(i, 1); } } // Generate new stars - limit to prevent performance issues if (LK.ticks % 30 === 0 && stars.length < 30) { var star = new StarField(); star.x = Math.random() * 2048; star.y = -10; stars.push(star); game.addChild(star); } // Check wave completion if (enemiesSpawned >= enemiesToSpawn && enemies.length === 0 && !waveComplete) { completeWave(); } }; // Start first wave updateWaveDisplay(); updateHealthDisplay(); LK.playMusic('bgmusic');