/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); var storage = LK.import("@upit/storage.v1"); /**** * Classes ****/ var Coin = Container.expand(function () { var self = Container.call(this); var coinGraphics = self.attachAsset('coin', { anchorX: 0.5, anchorY: 0.5 }); self.collected = false; self.bobOffset = Math.random() * Math.PI * 2; self.collect = function () { if (self.collected) return; self.collected = true; coinsCollected++; LK.setScore(LK.getScore() + 10); // Animate collection tween(self, { scaleX: 0, scaleY: 0 }, { duration: 300 }); tween(coinGraphics, { tint: 0xFFFFFF }, { duration: 300 }); LK.getSound('coinCollect').play(); }; self.update = function () { if (!self.collected) { // Gentle bobbing animation coinGraphics.y = Math.sin(LK.ticks * 0.1 + self.bobOffset) * 5; coinGraphics.rotation += 0.02; } }; return self; }); var Dragon = Container.expand(function () { var self = Container.call(this); var dragonGraphics = self.attachAsset('dragon', { anchorX: 0.5, anchorY: 0.5 }); self.health = 3; self.maxHealth = 3; self.invulnerable = false; self.invulnerabilityTime = 0; self.takeDamage = function () { if (self.invulnerable) return false; self.health--; self.invulnerable = true; self.invulnerabilityTime = 120; // 2 seconds at 60fps // Flash red when taking damage tween(dragonGraphics, { tint: 0xFF0000 }, { duration: 200 }); tween(dragonGraphics, { tint: 0xFFFFFF }, { duration: 200 }); LK.getSound('damage').play(); return true; }; self.update = function () { if (self.invulnerable) { self.invulnerabilityTime--; if (self.invulnerabilityTime <= 0) { self.invulnerable = false; } // Flicker during invulnerability dragonGraphics.alpha = self.invulnerabilityTime % 10 < 5 ? 0.5 : 1.0; } else { dragonGraphics.alpha = 1.0; } }; return self; }); var Exit = Container.expand(function () { var self = Container.call(this); var exitGraphics = self.attachAsset('exit', { anchorX: 0.5, anchorY: 0.5 }); self.update = function () { // Pulsing animation for exit var pulse = Math.sin(LK.ticks * 0.05) * 0.1 + 1; exitGraphics.scaleX = pulse; exitGraphics.scaleY = pulse; }; return self; }); var Knight = Container.expand(function () { var self = Container.call(this); var knightGraphics = self.attachAsset('knight', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 1; self.direction = Math.random() * Math.PI * 2; self.patrolRadius = 200; self.startX = 0; self.startY = 0; self.chaseRadius = 150; self.isChasing = false; self.setPatrolCenter = function (x, y) { self.startX = x; self.startY = y; }; self.update = function () { var dx = dragon.x - self.x; var dy = dragon.y - self.y; var distanceToPlayer = Math.sqrt(dx * dx + dy * dy); if (distanceToPlayer < self.chaseRadius) { // Chase the dragon self.isChasing = true; var angle = Math.atan2(dy, dx); self.x += Math.cos(angle) * self.speed * 1.5; self.y += Math.sin(angle) * self.speed * 1.5; knightGraphics.tint = 0xFF6666; // Angry red tint when chasing } else { // Patrol behavior self.isChasing = false; knightGraphics.tint = 0xFFFFFF; self.x += Math.cos(self.direction) * self.speed; self.y += Math.sin(self.direction) * self.speed; var distanceFromStart = Math.sqrt((self.x - self.startX) * (self.x - self.startX) + (self.y - self.startY) * (self.y - self.startY)); if (distanceFromStart > self.patrolRadius) { self.direction = Math.atan2(self.startY - self.y, self.startX - self.x); } if (Math.random() < 0.02) { self.direction += (Math.random() - 0.5) * 0.5; } } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x2F4F2F }); /**** * Game Code ****/ // Game state variables var dragon; var knights = []; var coins = []; var exit; var coinsCollected = 0; var totalHoard = storage.totalHoard || 0; var currentLevel = 1; var dragNode = null; // UI Elements var healthText = new Text2('Health: 3', { size: 60, fill: 0xFF0000 }); healthText.anchor.set(0, 0); LK.gui.topRight.addChild(healthText); var scoreText = new Text2('Score: 0', { size: 60, fill: 0xFFFFFF }); scoreText.anchor.set(0.5, 0); LK.gui.top.addChild(scoreText); var hoardText = new Text2('Hoard: ' + totalHoard, { size: 50, fill: 0xFFD700 }); hoardText.anchor.set(0, 1); LK.gui.bottomLeft.addChild(hoardText); // Initialize level function initializeLevel() { // Clear existing objects knights.forEach(function (knight) { knight.destroy(); }); coins.forEach(function (coin) { coin.destroy(); }); if (exit) exit.destroy(); knights = []; coins = []; coinsCollected = 0; // Create dragon dragon = game.addChild(new Dragon()); dragon.x = 200; dragon.y = 2400; // Start near bottom // Create exit at top exit = game.addChild(new Exit()); exit.x = 1024; exit.y = 300; // Create coins scattered throughout level for (var i = 0; i < 15; i++) { var coin = game.addChild(new Coin()); coin.x = 300 + Math.random() * 1400; coin.y = 500 + Math.random() * 1800; coins.push(coin); } // Create knights var knightCount = Math.min(3 + currentLevel, 8); for (var i = 0; i < knightCount; i++) { var knight = game.addChild(new Knight()); knight.x = 400 + Math.random() * 1200; knight.y = 600 + Math.random() * 1600; knight.setPatrolCenter(knight.x, knight.y); knights.push(knight); } } // Handle movement function handleMove(x, y, obj) { if (dragNode && dragon.health > 0) { dragon.x = x; dragon.y = y; // Keep dragon within bounds dragon.x = Math.max(60, Math.min(dragon.x, 1988)); dragon.y = Math.max(60, Math.min(dragon.y, 2672)); } } game.move = handleMove; game.down = function (x, y, obj) { if (dragon.health > 0) { dragNode = dragon; handleMove(x, y, obj); } }; game.up = function (x, y, obj) { dragNode = null; }; // Main game update loop game.update = function () { if (dragon.health <= 0) return; // Update UI healthText.setText('Health: ' + dragon.health); scoreText.setText('Score: ' + LK.getScore()); hoardText.setText('Hoard: ' + totalHoard); // Check coin collection for (var i = coins.length - 1; i >= 0; i--) { var coin = coins[i]; if (!coin.collected && dragon.intersects(coin)) { coin.collect(); } // Remove collected coins after animation if (coin.collected && coin.scaleX <= 0) { coin.destroy(); coins.splice(i, 1); } } // Check knight collisions for (var i = 0; i < knights.length; i++) { var knight = knights[i]; if (dragon.intersects(knight)) { if (dragon.takeDamage()) { if (dragon.health <= 0) { LK.showGameOver(); return; } } } } // Check exit collision if (dragon.intersects(exit)) { // Level complete totalHoard += coinsCollected; storage.totalHoard = totalHoard; LK.getSound('levelComplete').play(); if (currentLevel >= 3) { LK.showYouWin(); } else { currentLevel++; // Flash screen green for level complete LK.effects.flashScreen(0x00FF00, 1000); // Initialize next level after delay LK.setTimeout(function () { initializeLevel(); }, 1500); } } }; // Initialize the first level initializeLevel();