/**** * 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 = 12; self.direction = 0; self.isPlayerBullet = true; self.update = function () { self.x += Math.cos(self.direction) * self.speed; self.y += Math.sin(self.direction) * self.speed; }; 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 = 0; self.isPlayerBullet = false; self.update = function () { self.x += Math.cos(self.direction) * self.speed; self.y += Math.sin(self.direction) * self.speed; }; return self; }); var EnemyTank = Container.expand(function () { var self = Container.call(this); var tankGraphics = self.attachAsset('enemyTank', { anchorX: 0.5, anchorY: 0.5 }); self.health = 50; self.speed = 2; self.rotation = 0; self.lastShot = 0; self.shootCooldown = 1800; self.behaviorType = 'direct'; // 'direct', 'flanking', 'distance' self.lastBehaviorChange = 0; self.takeDamage = function (damage) { self.health -= damage; if (self.health <= 0) { LK.effects.flashObject(self, 0xFFFFFF, 300); LK.getSound('explosion').play(); return true; // Tank destroyed } LK.effects.flashObject(self, 0xFF0000, 150); return false; }; self.canShoot = function () { return LK.ticks - self.lastShot > self.shootCooldown / (1000 / 60); }; self.shoot = function () { if (!self.canShoot()) { return null; } self.lastShot = LK.ticks; var bullet = new EnemyBullet(); bullet.x = self.x + Math.cos(self.rotation) * 40; bullet.y = self.y + Math.sin(self.rotation) * 40; bullet.direction = self.rotation; return bullet; }; self.updateAI = function (playerTank) { var dx = playerTank.x - self.x; var dy = playerTank.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); var angleToPlayer = Math.atan2(dy, dx); // Change behavior occasionally for more interesting AI if (LK.ticks - self.lastBehaviorChange > 300) { if (Math.random() < 0.1) { var behaviors = ['direct', 'flanking', 'distance']; self.behaviorType = behaviors[Math.floor(Math.random() * behaviors.length)]; self.lastBehaviorChange = LK.ticks; } } var targetAngle = angleToPlayer; var shouldMove = true; switch (self.behaviorType) { case 'direct': // Move directly toward player break; case 'flanking': // Try to circle around player targetAngle = angleToPlayer + Math.PI / 2; break; case 'distance': // Maintain distance, move away if too close if (distance < 300) { targetAngle = angleToPlayer + Math.PI; // Move away } else { shouldMove = false; // Stay put } break; } // Rotate toward target direction self.rotation = angleToPlayer; tankGraphics.rotation = self.rotation; // Move based on behavior if (shouldMove) { var moveX = Math.cos(targetAngle) * self.speed; var moveY = Math.sin(targetAngle) * self.speed; // Keep within bounds var newX = Math.max(50, Math.min(1998, self.x + moveX)); var newY = Math.max(50, Math.min(2682, self.y + moveY)); self.x = newX; self.y = newY; } // Shoot if in range and can see player if (distance < 600 && self.canShoot()) { return self.shoot(); } return null; }; return self; }); var HealthPack = Container.expand(function () { var self = Container.call(this); var packGraphics = self.attachAsset('healthPack', { anchorX: 0.5, anchorY: 0.5 }); self.healAmount = 30; self.lifeTime = 600; // 10 seconds at 60fps self.age = 0; self.update = function () { self.age++; // Pulse effect var pulse = 1 + Math.sin(self.age * 0.2) * 0.1; packGraphics.scaleX = pulse; packGraphics.scaleY = pulse; // Fade out near end of lifetime if (self.age > self.lifeTime * 0.8) { packGraphics.alpha = 1 - (self.age - self.lifeTime * 0.8) / (self.lifeTime * 0.2); } }; self.isExpired = function () { return self.age >= self.lifeTime; }; return self; }); var PlayerTank = Container.expand(function () { var self = Container.call(this); var tankGraphics = self.attachAsset('playerTank', { anchorX: 0.5, anchorY: 0.5 }); self.health = 100; self.maxHealth = 100; self.speed = 4; self.rotation = 0; self.lastShot = 0; self.shootCooldown = 300; self.takeDamage = function (damage) { self.health -= damage; if (self.health <= 0) { self.health = 0; return true; // Tank destroyed } LK.effects.flashObject(self, 0xFF0000, 200); LK.getSound('hit').play(); return false; }; self.heal = function (amount) { self.health = Math.min(self.maxHealth, self.health + amount); }; self.canShoot = function () { return LK.ticks - self.lastShot > self.shootCooldown / (1000 / 60); }; self.shoot = function () { if (!self.canShoot()) { return null; } self.lastShot = LK.ticks; var bullet = new Bullet(); bullet.x = self.x + Math.cos(self.rotation) * 50; bullet.y = self.y + Math.sin(self.rotation) * 50; bullet.direction = self.rotation; LK.getSound('shoot').play(); return bullet; }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x2E2E2E }); /**** * Game Code ****/ // Game state variables var playerTank; var enemyTanks = []; var bullets = []; var enemyBullets = []; var healthPacks = []; var currentRound = 1; var enemiesInRound = 3; var enemiesKilled = 0; var roundStartTime = 0; var nextPowerUpSpawn = 0; var gameOver = false; // Input tracking var keys = { up: false, down: false, left: false, right: false }; // Initialize player tank playerTank = game.addChild(new PlayerTank()); playerTank.x = 1024; // Center X playerTank.y = 1366; // Center Y // UI Elements var scoreText = new Text2('Score: 0', { size: 60, fill: '#FFFFFF' }); scoreText.anchor.set(0, 0); scoreText.x = 120; scoreText.y = 20; LK.gui.topLeft.addChild(scoreText); var roundText = new Text2('Round: 1', { size: 60, fill: '#FFFFFF' }); roundText.anchor.set(0.5, 0); LK.gui.top.addChild(roundText); var healthText = new Text2('Health: 100', { size: 50, fill: '#00FF00' }); healthText.anchor.set(1, 0); healthText.x = -20; healthText.y = 20; LK.gui.topRight.addChild(healthText); var enemiesText = new Text2('Enemies: 3', { size: 50, fill: '#FF6666' }); enemiesText.anchor.set(0, 1); enemiesText.x = 120; enemiesText.y = -20; LK.gui.bottomLeft.addChild(enemiesText); // Touch controls var touchStartX = 0; var touchStartY = 0; var isTouching = false; function handleMove(x, y, obj) { if (isTouching) { var deltaX = x - touchStartX; var deltaY = y - touchStartY; // Movement if (Math.abs(deltaX) > 20 || Math.abs(deltaY) > 20) { var moveX = deltaX * 0.1; var moveY = deltaY * 0.1; // Constrain movement within bounds playerTank.x = Math.max(40, Math.min(2008, playerTank.x + moveX)); playerTank.y = Math.max(40, Math.min(2692, playerTank.y + moveY)); // Rotate tank to face movement direction if (Math.abs(moveX) > 1 || Math.abs(moveY) > 1) { playerTank.rotation = Math.atan2(moveY, moveX); playerTank.children[0].rotation = playerTank.rotation; } } } } game.move = handleMove; game.down = function (x, y, obj) { if (gameOver) { return; } touchStartX = x; touchStartY = y; isTouching = true; // Calculate angle from tank to click position var dx = x - playerTank.x; var dy = y - playerTank.y; var angleToClick = Math.atan2(dy, dx); // Rotate tank to face click direction playerTank.rotation = angleToClick; playerTank.children[0].rotation = playerTank.rotation; // Shoot in click direction var bullet = playerTank.shoot(); if (bullet) { bullets.push(bullet); game.addChild(bullet); } }; game.up = function (x, y, obj) { isTouching = false; }; function spawnEnemyTank() { var enemy = new EnemyTank(); // Spawn at random edge var edge = Math.floor(Math.random() * 4); switch (edge) { case 0: // Top enemy.x = Math.random() * 1948 + 50; enemy.y = 50; break; case 1: // Right enemy.x = 1998; enemy.y = Math.random() * 2632 + 50; break; case 2: // Bottom enemy.x = Math.random() * 1948 + 50; enemy.y = 2682; break; case 3: // Left enemy.x = 50; enemy.y = Math.random() * 2632 + 50; break; } // Scale enemy stats with round enemy.speed = Math.min(4, 2 + currentRound * 0.2); enemy.health = Math.min(80, 50 + currentRound * 3); enemy.shootCooldown = Math.max(600, 1800 - currentRound * 60); enemyTanks.push(enemy); game.addChild(enemy); } function spawnHealthPack() { var healthPack = new HealthPack(); healthPack.x = Math.random() * 1800 + 124; healthPack.y = Math.random() * 2400 + 166; healthPacks.push(healthPack); game.addChild(healthPack); nextPowerUpSpawn = LK.ticks + 1200; // Next spawn in 20 seconds } function startNewRound() { // Calculate enemies based on specific round progression if (currentRound <= 9) { enemiesInRound = 3 + (currentRound - 1) * 2; // Round 1: 3, Round 2: 5, etc. } else { enemiesInRound = Math.min(30, 3 + (currentRound - 1) * 2); // Cap at 30 enemies maximum } enemiesKilled = 0; roundStartTime = LK.ticks; // Spawn enemies with delay for (var i = 0; i < enemiesInRound; i++) { LK.setTimeout(function () { spawnEnemyTank(); }, i * 1000); } roundText.setText('Round: ' + currentRound); enemiesText.setText('Enemies: ' + enemiesInRound); } function updateUI() { scoreText.setText('Score: ' + LK.getScore()); healthText.setText('Health: ' + playerTank.health); healthText.fill = playerTank.health > 50 ? '#00FF00' : playerTank.health > 25 ? '#FFFF00' : '#FF0000'; enemiesText.setText('Enemies: ' + (enemiesInRound - enemiesKilled)); } // Start first round startNewRound(); nextPowerUpSpawn = LK.ticks + 600; // First health pack in 10 seconds // Play background music on loop LK.playMusic('Marcha_militar'); game.update = function () { if (gameOver) { return; } // Update player tank if (playerTank.health <= 0) { gameOver = true; LK.effects.flashScreen(0xFF0000, 1000); LK.setTimeout(function () { LK.showGameOver(); }, 1000); return; } // Update enemy tanks for (var i = enemyTanks.length - 1; i >= 0; i--) { var enemy = enemyTanks[i]; var enemyBullet = enemy.updateAI(playerTank); if (enemyBullet) { enemyBullets.push(enemyBullet); game.addChild(enemyBullet); } } // Update bullets for (var i = bullets.length - 1; i >= 0; i--) { var bullet = bullets[i]; // Check bounds if (bullet.x < 0 || bullet.x > 2048 || bullet.y < 0 || bullet.y > 2732) { bullet.destroy(); bullets.splice(i, 1); continue; } // Check collision with enemies for (var j = enemyTanks.length - 1; j >= 0; j--) { var enemy = enemyTanks[j]; if (bullet.intersects(enemy)) { if (enemy.takeDamage(25)) { // Enemy destroyed enemy.destroy(); enemyTanks.splice(j, 1); enemiesKilled++; LK.setScore(LK.getScore() + 10 + currentRound * 2); } bullet.destroy(); bullets.splice(i, 1); break; } } } // Update enemy bullets for (var i = enemyBullets.length - 1; i >= 0; i--) { var bullet = enemyBullets[i]; // Check bounds if (bullet.x < 0 || bullet.x > 2048 || bullet.y < 0 || bullet.y > 2732) { bullet.destroy(); enemyBullets.splice(i, 1); continue; } // Check collision with player if (bullet.intersects(playerTank)) { playerTank.takeDamage(15); bullet.destroy(); enemyBullets.splice(i, 1); } } // Update health packs for (var i = healthPacks.length - 1; i >= 0; i--) { var pack = healthPacks[i]; if (pack.isExpired()) { pack.destroy(); healthPacks.splice(i, 1); continue; } // Check pickup if (pack.intersects(playerTank) && playerTank.health < playerTank.maxHealth) { playerTank.heal(pack.healAmount); LK.getSound('powerup').play(); pack.destroy(); healthPacks.splice(i, 1); } } // Check round completion if (enemiesKilled >= enemiesInRound && enemyTanks.length === 0) { LK.setScore(LK.getScore() + currentRound * 5); // Bonus for completing round if (currentRound >= 10) { // Game completed after round 10 gameOver = true; LK.effects.flashScreen(0x00FF00, 1500); // Extended green flash for victory LK.setTimeout(function () { LK.showYouWin(); }, 1500); } else { currentRound++; // Replace current round with successive number for passive difficulty increase LK.effects.flashScreen(0x00FF00, 500); // Green flash to indicate round completion LK.setTimeout(function () { startNewRound(); }, 2000); } } // Spawn health packs if (LK.ticks >= nextPowerUpSpawn && Math.random() < 0.02) { spawnHealthPack(); } updateUI(); };