/**** * 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 = 8; self.damage = 25; self.targetX = 0; self.targetY = 0; self.directionX = 0; self.directionY = 0; self.setTarget = function (targetX, targetY) { var dx = targetX - self.x; var dy = targetY - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance > 0) { self.directionX = dx / distance; self.directionY = dy / distance; } }; self.update = function () { self.x += self.directionX * self.speed; self.y += self.directionY * self.speed; }; return self; }); var Enemy = Container.expand(function () { var self = Container.call(this); var enemyGraphics = self.attachAsset('enemy', { anchorX: 0.5, anchorY: 0.5 }); self.hp = 20; self.speed = 1; self.damage = 10; self.lastDamageTime = 0; self.update = function () { if (!player) return; var dx = player.x - self.x; var dy = player.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance > 0) { self.x += dx / distance * self.speed; self.y += dy / distance * self.speed; } // Damage player on contact if (distance < 40) { player.takeDamage(self.damage); } }; self.takeDamage = function (damage) { self.hp -= damage; LK.effects.flashObject(self, 0xffffff, 200); if (self.hp <= 0) { self.die(); } }; self.die = function () { // Spawn XP crystal var crystal = new XPCrystal(); crystal.x = self.x; crystal.y = self.y; game.addChild(crystal); xpCrystals.push(crystal); LK.setScore(LK.getScore() + 10); scoreText.setText(LK.getScore()); }; return self; }); var Player = Container.expand(function () { var self = Container.call(this); var playerGraphics = self.attachAsset('player', { anchorX: 0.5, anchorY: 0.5 }); self.hp = 100; self.maxHp = 100; self.speed = 4; self.level = 1; self.xp = 0; self.xpToNext = 100; self.update = function () { // Constrain player to screen bounds if (self.x < 30) self.x = 30; if (self.x > 2018) self.x = 2018; if (self.y < 30) self.y = 30; if (self.y > 2702) self.y = 2702; }; self.takeDamage = function (damage) { self.hp -= damage; self.hp = Math.max(0, self.hp); // Ensure HP doesn't go below 0 LK.effects.flashObject(self, 0xff0000, 300); if (self.hp <= 0) { LK.showGameOver(); } }; self.gainXP = function (amount) { self.xp += amount; if (self.xp >= self.xpToNext) { self.levelUp(); } }; self.levelUp = function () { self.level++; self.xp = 0; self.xpToNext = Math.floor(self.xpToNext * 1.2); LK.getSound('levelup').play(); // Auto-apply damage boost on level up player.damage = (player.damage || 25) + 5; }; return self; }); var XPCrystal = Container.expand(function () { var self = Container.call(this); var crystalGraphics = self.attachAsset('xpCrystal', { anchorX: 0.5, anchorY: 0.5 }); self.value = 20; self.attractDistance = 120; self.collectDistance = 30; self.update = function () { if (!player) return; var dx = player.x - self.x; var dy = player.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); // Attract to player when close if (distance < self.attractDistance && distance > self.collectDistance) { var attractSpeed = 3; self.x += dx / distance * attractSpeed; self.y += dy / distance * attractSpeed; } // Collect when very close if (distance < self.collectDistance) { player.gainXP(self.value); LK.getSound('pickup').play(); self.collect(); } }; self.collect = function () { // Remove from array and destroy for (var i = xpCrystals.length - 1; i >= 0; i--) { if (xpCrystals[i] === self) { xpCrystals.splice(i, 1); break; } } self.destroy(); }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x2E7D32 }); /**** * Game Code ****/ var player; var enemies = []; var bullets = []; var xpCrystals = []; var waveNumber = 1; var enemiesKilled = 0; var enemiesInWave = 5; var lastShootTime = 0; var shootCooldown = 20; var perkSelectionActive = false; // UI Elements var scoreText = new Text2('Score: 0', { size: 60, fill: 0xFFFFFF }); scoreText.anchor.set(0, 0); LK.gui.topRight.addChild(scoreText); var hpText = new Text2('HP: 100/100', { size: 50, fill: 0xFF4444 }); hpText.anchor.set(0, 0); LK.gui.topLeft.addChild(hpText); hpText.x = 120; var levelText = new Text2('Level: 1', { size: 50, fill: 0x44FF44 }); levelText.anchor.set(0.5, 0); LK.gui.top.addChild(levelText); var waveText = new Text2('Wave: 1', { size: 50, fill: 0x4444FF }); waveText.anchor.set(1, 0); LK.gui.topRight.addChild(waveText); waveText.y = 70; // Initialize player player = game.addChild(new Player()); player.x = 1024; player.y = 1366; // Perk system var availablePerks = [{ name: "More HP", description: "Increase max HP by 20", rarity: "common" }, { name: "Faster Shooting", description: "Reduce shooting cooldown", rarity: "common" }, { name: "Speed Boost", description: "Increase movement speed", rarity: "common" }, { name: "Damage Up", description: "Increase bullet damage", rarity: "rare" }, { name: "Multi Shot", description: "Fire additional bullets", rarity: "rare" }, { name: "Life Steal", description: "Heal when dealing damage", rarity: "epic" }]; function showPerkSelection() { perkSelectionActive = true; // Create perk selection UI var perkContainer = new Container(); perkContainer.x = 1024; perkContainer.y = 1366; var bg = LK.getAsset('enemy', { anchorX: 0.5, anchorY: 0.5, scaleX: 15, scaleY: 8, alpha: 0.8 }); bg.tint = 0x000000; perkContainer.addChild(bg); var titleText = new Text2('Choose a Perk!', { size: 80, fill: 0xFFFFFF }); titleText.anchor.set(0.5, 0.5); titleText.y = -200; perkContainer.addChild(titleText); // Select 3 random perks var selectedPerks = []; for (var i = 0; i < 3; i++) { var randomPerk = availablePerks[Math.floor(Math.random() * availablePerks.length)]; selectedPerks.push(randomPerk); } // Create perk buttons for (var i = 0; i < 3; i++) { var perkButton = createPerkButton(selectedPerks[i], i, perkContainer); } LK.gui.center.addChild(perkContainer); // Store reference for cleanup game.perkContainer = perkContainer; } function createPerkButton(perk, index, parent) { var button = new Container(); button.x = (index - 1) * 400; button.y = 0; var buttonBg = LK.getAsset('player', { anchorX: 0.5, anchorY: 0.5, scaleX: 6, scaleY: 3 }); buttonBg.tint = 0x444444; button.addChild(buttonBg); var nameText = new Text2(perk.name, { size: 60, fill: 0xFFFFFF }); nameText.anchor.set(0.5, 0.5); nameText.y = -40; button.addChild(nameText); var descText = new Text2(perk.description, { size: 40, fill: 0xCCCCCC }); descText.anchor.set(0.5, 0.5); descText.y = 20; button.addChild(descText); button.down = function (x, y, obj) { applyPerk(perk); LK.gui.center.removeChild(game.perkContainer); perkSelectionActive = false; game.perkContainer = null; }; parent.addChild(button); return button; } function applyPerk(perk) { switch (perk.name) { case "More HP": player.maxHp += 20; player.hp += 20; break; case "Faster Shooting": shootCooldown = Math.max(5, shootCooldown - 5); break; case "Speed Boost": player.speed += 1; break; case "Damage Up": // This would modify bullet damage globally break; case "Multi Shot": // This would modify shooting behavior break; case "Life Steal": // This would add healing on damage break; } } function spawnWave() { enemiesInWave = 15 + waveNumber * 5; for (var i = 0; i < enemiesInWave; i++) { var enemy = new Enemy(); // Spawn from edges var side = Math.floor(Math.random() * 4); switch (side) { case 0: // Top enemy.x = Math.random() * 2048; enemy.y = -50; break; case 1: // Right enemy.x = 2098; enemy.y = Math.random() * 2732; break; case 2: // Bottom enemy.x = Math.random() * 2048; enemy.y = 2782; break; case 3: // Left enemy.x = -50; enemy.y = Math.random() * 2732; break; } // Create different enemy variants based on wave number var enemyType = Math.floor(Math.random() * 4); switch (waveNumber % 4) { case 1: // Wave 1: Basic yellow cubes enemy.hp = 20 + waveNumber * 3; enemy.speed = 1 + waveNumber * 0.1; enemy.damage = 8 + waveNumber * 1; enemy.attachAsset('enemy', {}).tint = 0xFFFF00; // Yellow break; case 2: // Wave 2: Fast red sprinters if (enemyType < 2) { enemy.hp = 15 + waveNumber * 2; enemy.speed = 2.5 + waveNumber * 0.3; enemy.damage = 12 + waveNumber * 2; enemy.attachAsset('enemy', {}).tint = 0xFF0000; // Red } else { enemy.hp = 30 + waveNumber * 4; enemy.speed = 0.8 + waveNumber * 0.1; enemy.damage = 15 + waveNumber * 2; enemy.attachAsset('enemy', {}).tint = 0x0000FF; // Blue tanks } break; case 3: // Wave 3: Mix with purple wisps if (enemyType < 1) { enemy.hp = 12 + waveNumber * 2; enemy.speed = 1.8 + waveNumber * 0.2; enemy.damage = 10 + waveNumber * 1; enemy.attachAsset('enemy', {}).tint = 0x800080; // Purple wisps } else if (enemyType < 3) { enemy.hp = 25 + waveNumber * 3; enemy.speed = 1.2 + waveNumber * 0.15; enemy.damage = 14 + waveNumber * 2; enemy.attachAsset('enemy', {}).tint = 0xFF0000; // Red sprinters } else { enemy.hp = 35 + waveNumber * 5; enemy.speed = 0.7 + waveNumber * 0.1; enemy.damage = 18 + waveNumber * 2; enemy.attachAsset('enemy', {}).tint = 0x0000FF; // Blue tanks } break; default: // Wave 4+: All enemy types with scaling if (enemyType === 0) { enemy.hp = 15 + waveNumber * 4; enemy.speed = 2.8 + waveNumber * 0.4; enemy.damage = 15 + waveNumber * 3; enemy.attachAsset('enemy', {}).tint = 0xFF0000; // Fast red } else if (enemyType === 1) { enemy.hp = 45 + waveNumber * 6; enemy.speed = 0.6 + waveNumber * 0.1; enemy.damage = 22 + waveNumber * 3; enemy.attachAsset('enemy', {}).tint = 0x0000FF; // Tanky blue } else if (enemyType === 2) { enemy.hp = 18 + waveNumber * 3; enemy.speed = 2.2 + waveNumber * 0.3; enemy.damage = 12 + waveNumber * 2; enemy.attachAsset('enemy', {}).tint = 0x800080; // Purple wisp } else { enemy.hp = 25 + waveNumber * 4; enemy.speed = 1.5 + waveNumber * 0.2; enemy.damage = 16 + waveNumber * 2; enemy.attachAsset('enemy', {}).tint = 0xFFFF00; // Yellow basic } break; } enemies.push(enemy); game.addChild(enemy); } } function findNearestEnemy() { var nearestEnemy = null; var nearestDistance = Infinity; for (var i = 0; i < enemies.length; i++) { var enemy = enemies[i]; var dx = enemy.x - player.x; var dy = enemy.y - player.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < nearestDistance) { nearestDistance = distance; nearestEnemy = enemy; } } return nearestEnemy; } var dragNode = null; game.move = function (x, y, obj) { if (dragNode) { dragNode.x = x; dragNode.y = y; } }; game.down = function (x, y, obj) { dragNode = player; player.x = x; player.y = y; }; game.up = function (x, y, obj) { dragNode = null; }; // Spawn initial wave spawnWave(); game.update = function () { // Update UI hpText.setText('HP: ' + player.hp + '/' + player.maxHp); levelText.setText('Level: ' + player.level); waveText.setText('Wave: ' + waveNumber); // Auto-shoot at nearest enemy if (LK.ticks - lastShootTime > shootCooldown) { var target = findNearestEnemy(); if (target) { var bullet = new Bullet(); bullet.x = player.x; bullet.y = player.y; bullet.setTarget(target.x, target.y); bullets.push(bullet); game.addChild(bullet); LK.getSound('shoot').play(); lastShootTime = LK.ticks; } } // Update bullets and check collisions for (var i = bullets.length - 1; i >= 0; i--) { var bullet = bullets[i]; // Remove bullets that go off screen if (bullet.x < -50 || bullet.x > 2098 || bullet.y < -50 || bullet.y > 2782) { bullet.destroy(); bullets.splice(i, 1); continue; } // Check bullet-enemy collisions for (var j = enemies.length - 1; j >= 0; j--) { var enemy = enemies[j]; if (bullet.intersects(enemy)) { enemy.takeDamage(bullet.damage); if (enemy.hp <= 0) { enemy.destroy(); enemies.splice(j, 1); enemiesKilled++; } bullet.destroy(); bullets.splice(i, 1); break; } } } // Check if wave is complete if (enemies.length === 0) { waveNumber++; enemiesKilled = 0; spawnWave(); } };