/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); var storage = LK.import("@upit/storage.v1"); /**** * Classes ****/ var Enemy = Container.expand(function () { var self = Container.call(this); var enemyGraphics = self.attachAsset('enemy', { anchorX: 0.5, anchorY: 0.5 }); self.vx = 1; // Slowed down enemy speed self.patrolStart = 0; self.patrolEnd = 500; self.width = enemyGraphics.width; self.height = enemyGraphics.height; self.update = function () { self.x += self.vx; // Add jumping capability if (self.grounded && Math.random() < 0.01) { // Random chance to jump self.vy = -15; // Jump power self.grounded = false; } self.vy += self.gravity; // Apply gravity self.y += self.vy; // Apply vertical velocity // Check if enemy lands on a platform self.grounded = false; for (var i = 0; i < platforms.length; i++) { var platform = platforms[i]; if (self.y + self.height / 2 > platform.y - platform.height / 2 && self.y - self.height / 2 < platform.y + platform.height / 2 && self.x + self.width / 2 > platform.x - platform.width / 2 && self.x - self.width / 2 < platform.x + platform.width / 2) { if (self.vy > 0) { self.y = platform.y - platform.height / 2 - self.height / 2; self.vy = 0; self.grounded = true; } } } // Patrol back and forth if (self.x > self.patrolEnd || self.x < self.patrolStart) { self.vx *= -1; } // Animate based on direction if (self.vx > 0) { enemyGraphics.scaleX = 1; } else { enemyGraphics.scaleX = -1; } }; return self; }); var Platform = Container.expand(function () { var self = Container.call(this); var platformGraphics = self.attachAsset('platform', { anchorX: 0.5, anchorY: 0.5 }); self.width = platformGraphics.width; self.height = platformGraphics.height; return self; }); var Player = Container.expand(function () { var self = Container.call(this); var playerGraphics = self.attachAsset('player', { anchorX: 0.5, anchorY: 0.5 }); self.vx = 0; self.vy = 0; self.speed = 7; self.jumpPower = -20; self.gravity = 1; self.grounded = false; self.facingRight = true; self.pushCooldown = 0; self.maxPushCooldown = 30; self.width = playerGraphics.width; self.height = playerGraphics.height; self.jumpCount = 0; self.maxJumps = 4; self.jump = function () { if (self.grounded || self.jumpCount < self.maxJumps) { self.vy = self.jumpPower; self.grounded = false; self.jumpCount++; LK.getSound('jump').play(); } }; self.pushAttack = function () { if (self.pushCooldown <= 0) { var attack = new PushAttack(); attack.x = self.x + (self.facingRight ? 70 : -70); attack.y = self.y; attack.direction = self.facingRight ? 1 : -1; game.addChild(attack); pushAttacks.push(attack); self.pushCooldown = self.maxPushCooldown; LK.getSound('push').play(); } }; self.update = function () { // Apply gravity self.vy += self.gravity; // Apply velocity self.x += self.vx; self.y += self.vy; // Handle push cooldown if (self.pushCooldown > 0) { self.pushCooldown--; } // Check platform collisions self.grounded = false; for (var i = 0; i < platforms.length; i++) { var platform = platforms[i]; if (self.y + self.height / 2 > platform.y - platform.height / 2 && self.y - self.height / 2 < platform.y + platform.height / 2 && self.x + self.width / 2 > platform.x - platform.width / 2 && self.x - self.width / 2 < platform.x + platform.width / 2) { // Only handle collision if falling if (self.vy > 0) { self.y = platform.y - platform.height / 2 - self.height / 2; self.vy = 0; self.grounded = true; self.jumpCount = 0; } } } // Screen boundaries if (self.x - self.width / 2 < 0) { self.x = self.width / 2; } else if (self.x + self.width / 2 > 2048) { self.x = 2048 - self.width / 2; } // Check for collisions with enemies for (var i = 0; i < enemies.length; i++) { var enemy = enemies[i]; if (self.intersects(enemy)) { // Player is defeated LK.getSound('defeat').play(); LK.effects.flashScreen(0xFF0000, 500); resetPlayer(); break; } } // If falling off screen if (self.y > 2732 + 100) { LK.getSound('fall').play(); LK.effects.flashScreen(0xFF0000, 500); resetPlayer(); } // Update facing direction based on movement if (self.vx > 0) { self.facingRight = true; } else if (self.vx < 0) { self.facingRight = false; } // Animate player based on facing direction if (self.facingRight) { playerGraphics.scaleX = 1; } else { playerGraphics.scaleX = -1; } }; return self; }); var PushAttack = Container.expand(function () { var self = Container.call(this); var attackGraphics = self.attachAsset('pushAttack', { anchorX: 0.5, anchorY: 0.5, alpha: 0.7 }); self.active = true; self.lifespan = 0; self.maxLife = 15; self.direction = 1; // 1 for right, -1 for left self.speed = 15; self.update = function () { if (self.active) { self.x += self.speed * self.direction; self.lifespan++; if (self.lifespan >= self.maxLife) { self.active = false; self.visible = false; } } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x000000 // Black background }); /**** * Game Code ****/ // Game variables var player; var platforms = []; var enemies = []; var pushAttacks = []; var level = 1; var score = 0; var scoreText; var levelText; var leftButton; var rightButton; var jumpButton; var pushButton; var controlsVisible = true; // Create UI elements function createUI() { // Score display scoreText = new Text2('Score: 0', { size: 70, fill: 0xFFFFFF }); scoreText.anchor.set(1, 0); LK.gui.topRight.addChild(scoreText); // Level display levelText = new Text2('Level: 1', { size: 70, fill: 0xFFFFFF }); levelText.anchor.set(0, 0); LK.gui.top.addChild(levelText); // Mobile controls (only shown on touch devices) createMobileControls(); } function createMobileControls() { // Left movement button leftButton = LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 200, height: 200, alpha: 0.5, tint: 0x0000FF }); leftButton.x = 200; LK.gui.bottomLeft.addChild(leftButton); // Right movement button rightButton = LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 200, height: 200, alpha: 0.5, tint: 0x0000FF }); rightButton.x = 400; LK.gui.bottomLeft.addChild(rightButton); // Jump button jumpButton = LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 200, height: 200, alpha: 0.5, tint: 0x0000FF }); jumpButton.x = -400; LK.gui.bottomRight.addChild(jumpButton); // Push attack button pushButton = LK.getAsset('platform', { anchorX: 0.5, anchorY: 0.5, width: 200, height: 200, alpha: 0.5, tint: 0x0000FF }); pushButton.x = -200; LK.gui.bottomRight.addChild(pushButton); // Add touch event listeners to buttons leftButton.down = function () { leftButtonPressed = true; }; leftButton.up = function () { leftButtonPressed = false; }; rightButton.down = function () { rightButtonPressed = true; }; rightButton.up = function () { rightButtonPressed = false; }; jumpButton.down = function () { player.jump(); }; pushButton.down = function () { player.pushAttack(); }; } // Generate a level function generateLevel() { // Clear existing level elements clearLevel(); // Create platforms var platformCount = 5 + Math.min(5, Math.floor(level / 2)); var minHeight = 2000; // Start platforms from this height upward var maxHeight = 800; // Don't go higher than this for (var i = 0; i < platformCount; i++) { var platform = new Platform(); // Distribute platforms evenly across width platform.x = i * (2048 / (platformCount - 1)); // Randomize height between minHeight and maxHeight var height = minHeight - (minHeight - maxHeight) * (i / (platformCount - 1)); height += Math.random() * 200 - 100; // Add some variation platform.y = height; // Ensure ground platform is always at the bottom if (i === 0) { platform.x = 1024; // Center platform.y = 2500; // Bottom platform.width = 2048; // Full width } game.addChild(platform); platforms.push(platform); // Add enemies to platforms (except the ground platform) if (i > 0 && Math.random() < 0.7 + level * 0.05) { var enemy = new Enemy(); enemy.x = platform.x; enemy.y = platform.y - platform.height / 2 - enemy.height / 2; enemy.patrolStart = platform.x - platform.width / 2 + enemy.width / 2; enemy.patrolEnd = platform.x + platform.width / 2 - enemy.width / 2; // Increase enemy speed based on level enemy.vx = 2 + level * 0.5; if (Math.random() > 0.5) { enemy.vx *= -1; } game.addChild(enemy); enemies.push(enemy); } } // Update level text levelText.setText('Level: ' + level); } // Clear all level elements function clearLevel() { // Remove all platforms for (var i = 0; i < platforms.length; i++) { platforms[i].destroy(); } platforms = []; // Remove all enemies for (var i = 0; i < enemies.length; i++) { enemies[i].destroy(); } enemies = []; // Remove all push attacks for (var i = 0; i < pushAttacks.length; i++) { pushAttacks[i].destroy(); } pushAttacks = []; } // Create the player function createPlayer() { player = new Player(); player.x = 1024; // Center of screen player.y = 2300; // Above the ground platform game.addChild(player); } // Reset player position function resetPlayer() { player.x = 1024; player.y = 2300; player.vx = 0; player.vy = 0; } // Initialize the game function initGame() { // Add background image var background = LK.getAsset('background', { anchorX: 0.5, anchorY: 0.5 }); background.x = 1024; // Center of screen background.y = 1366; // Center of screen game.addChild(background); // Reset game state level = 1; score = 0; LK.setScore(0); // Create UI createUI(); // Generate first level generateLevel(); // Create player createPlayer(); // Play background music LK.playMusic('gameMusic', { fade: { start: 0, end: 0.7, duration: 1000 } }); } // Check if all enemies are defeated function checkLevelComplete() { if (enemies.length === 0) { // Level complete level++; // Show level up message var levelUpText = new Text2('Level ' + level + '!', { size: 150, fill: 0xFFFF00 }); levelUpText.anchor.set(0.5, 0.5); levelUpText.x = 1024; levelUpText.y = 1366; game.addChild(levelUpText); // Remove the text after a delay LK.setTimeout(function () { levelUpText.destroy(); generateLevel(); }, 2000); } } // Control the player with touch/mouse function handlePlayerMovement() { // Reset horizontal velocity player.vx = 0; // Check for active touch on left/right buttons if (leftButtonPressed) { player.vx = -player.speed; } if (rightButtonPressed) { player.vx = player.speed; } } // Handle touch/mouse inputs var leftButtonPressed = false; var rightButtonPressed = false; var jumpButtonPressed = false; var pushButtonPressed = false; var touchPositions = {}; game.down = function (x, y, obj) { var touchId = Date.now(); // Generate unique ID for this touch touchPositions[touchId] = { x: x, y: y, target: null }; // Check which button was pressed if (leftButton.getBounds().contains(x, y)) { leftButtonPressed = true; touchPositions[touchId].target = 'left'; } else if (rightButton.getBounds().contains(x, y)) { rightButtonPressed = true; touchPositions[touchId].target = 'right'; } else if (jumpButton.getBounds().contains(x, y)) { player.jump(); touchPositions[touchId].target = 'jump'; } else if (pushButton.getBounds().contains(x, y)) { player.pushAttack(); touchPositions[touchId].target = 'push'; } }; game.up = function (x, y, obj) { // Find which touch this corresponds to for (var id in touchPositions) { var touch = touchPositions[id]; var target = touch.target; // Reset the appropriate state based on which button was released if (target === 'left') { leftButtonPressed = false; } else if (target === 'right') { rightButtonPressed = false; } delete touchPositions[id]; break; } }; game.move = function (x, y, obj) { // This method intentionally left empty - we use down/up for controls }; // Update game state each frame game.update = function () { // Handle player movement handlePlayerMovement(); // Update player if (player) { player.update(); } // Update enemies for (var i = 0; i < enemies.length; i++) { enemies[i].update(); } // Update push attacks and check for collisions for (var i = pushAttacks.length - 1; i >= 0; i--) { var attack = pushAttacks[i]; if (!attack.active) { attack.destroy(); pushAttacks.splice(i, 1); continue; } attack.update(); // Check for collisions with enemies for (var j = enemies.length - 1; j >= 0; j--) { var enemy = enemies[j]; if (attack.intersects(enemy)) { // Defeated enemy LK.getSound('defeat').play(); // Add score score += 100; LK.setScore(score); scoreText.setText('Score: ' + score); // Effect LK.effects.flashObject(enemy, 0xFF0000, 500); // Remove enemy enemy.destroy(); enemies.splice(j, 1); // Remove attack attack.active = false; // Check if level is complete checkLevelComplete(); } } } }; // Initialize the game initGame();