/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); var storage = LK.import("@upit/storage.v1", { highScore: 0 }); /**** * Classes ****/ var Block = Container.expand(function () { var self = Container.call(this); var sprite = self.attachAsset('block', { anchorX: 0.5, anchorY: 0.5 }); self.broken = false; self.checkCollision = function (player) { if (self.broken || !player.isAlive) return false; var playerBottom = player.y + 50; var playerTop = player.y - 50; var playerLeft = player.x - 40; var playerRight = player.x + 40; var blockTop = self.y - 40; var blockBottom = self.y + 40; var blockLeft = self.x - 40; var blockRight = self.x + 40; // Player hitting block from below if (player.velocity.y < 0 && playerTop <= blockBottom && playerBottom > blockBottom && playerRight > blockLeft && playerLeft < blockRight) { player.velocity.y = 0; self.hit(); return true; } // Player landing on block from above if (player.velocity.y > 0 && playerBottom >= blockTop && playerTop < blockTop && playerRight > blockLeft && playerLeft < blockRight) { player.y = blockTop - 50; player.land(); return true; } // Side collisions if (playerRight > blockLeft && playerLeft < blockRight && playerBottom > blockTop && playerTop < blockBottom) { // Determine which side the collision is from var overlapRight = playerRight - blockLeft; var overlapLeft = blockRight - playerLeft; if (overlapRight < overlapLeft) { player.x = blockLeft - 40; } else { player.x = blockRight + 40; } player.velocity.x = 0; return true; } return false; }; self.hit = function () { if (!self.broken) { // Animation for hit effect tween(self, { y: self.y - 10 }, { duration: 100, easing: tween.easeOut, onFinish: function onFinish() { tween(self, { y: self.y + 10 }, { duration: 100, easing: tween.easeIn }); } }); } }; return self; }); var Coin = Container.expand(function () { var self = Container.call(this); var sprite = self.attachAsset('coin', { anchorX: 0.5, anchorY: 0.5 }); self.collected = false; self.update = function () { if (!self.collected) { // Simple bobbing animation sprite.y = Math.sin(LK.ticks / 10) * 5; } }; self.collect = function () { if (!self.collected) { self.collected = true; LK.getSound('coin_collect').play(); // Animation for collection tween(self, { alpha: 0, y: self.y - 50 }, { duration: 500, easing: tween.easeOut, onFinish: function onFinish() { self.destroy(); } }); return true; } return false; }; self.checkCollision = function (player) { if (self.collected || !player.isAlive) return false; var distance = Math.sqrt(Math.pow(player.x - self.x, 2) + Math.pow(player.y - self.y, 2)); if (distance < 60) { return self.collect(); } return false; }; return self; }); var Enemy = Container.expand(function () { var self = Container.call(this); var sprite = self.attachAsset('enemy', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 2; self.direction = 1; // 1 = right, -1 = left self.alive = true; self.update = function () { if (self.alive) { self.x += self.speed * self.direction; // Change direction if at edge of patrol area if (self.x > self.patrolRight && self.direction > 0 || self.x < self.patrolLeft && self.direction < 0) { self.direction *= -1; sprite.scaleX = -sprite.scaleX; } } }; self.setPatrolArea = function (left, right) { self.patrolLeft = left; self.patrolRight = right; }; self.checkCollision = function (player) { if (!self.alive || !player.isAlive) return false; var playerBottom = player.y + 50; var playerTop = player.y - 50; var playerLeft = player.x - 40; var playerRight = player.x + 40; var enemyTop = self.y - 30; var enemyBottom = self.y + 30; var enemyLeft = self.x - 35; var enemyRight = self.x + 35; // Check if player is stomping on enemy from above if (player.velocity.y > 0 && playerBottom >= enemyTop && playerTop < enemyTop && playerRight > enemyLeft && playerLeft < enemyRight) { self.die(); player.velocity.y = player.jumpForce * 0.7; // Bounce effect return true; } // Check if player collides with enemy (not from above) if (playerRight > enemyLeft && playerLeft < enemyRight && playerBottom > enemyTop && playerTop < enemyBottom) { player.die(); return false; } return false; }; self.die = function () { if (self.alive) { self.alive = false; LK.getSound('enemy_hit').play(); // Animation for enemy death tween(self, { alpha: 0, y: self.y + 50 }, { duration: 500, easing: tween.easeIn, onFinish: function onFinish() { self.destroy(); } }); } }; return self; }); var Platform = Container.expand(function () { var self = Container.call(this); var sprite = self.attachAsset('ground', { anchorX: 0.5, anchorY: 0.5 }); self.width = sprite.width; self.height = sprite.height; self.checkCollision = function (player) { if (!player.isAlive) return false; var playerBottom = player.y + 50; var playerTop = player.y - 50; var playerLeft = player.x - 40; var playerRight = player.x + 40; var platformTop = self.y - self.height / 2; var platformBottom = self.y + self.height / 2; var platformLeft = self.x - self.width / 2; var platformRight = self.x + self.width / 2; // Check if player is above the platform and falling if (player.velocity.y > 0 && playerBottom >= platformTop && playerTop < platformTop && playerRight > platformLeft && playerLeft < platformRight) { player.y = platformTop - 50; player.land(); return true; } return false; }; return self; }); var Player = Container.expand(function () { var self = Container.call(this); var sprite = self.attachAsset('player', { anchorX: 0.5, anchorY: 0.5 }); // Player properties self.velocity = { x: 0, y: 0 }; self.speed = 8; self.jumpForce = -20; self.gravity = 1; self.isJumping = false; self.isAlive = true; self.direction = 1; // 1 = right, -1 = left // Control the player's movement and jumping self.moveLeft = function () { self.velocity.x = -self.speed; self.direction = -1; sprite.scaleX = -1; }; self.moveRight = function () { self.velocity.x = self.speed; self.direction = 1; sprite.scaleX = 1; }; self.stopMoving = function () { self.velocity.x = 0; }; self.jump = function () { if (!self.isJumping) { self.velocity.y = self.jumpForce; self.isJumping = true; LK.getSound('jump').play(); } }; self.update = function () { // Apply gravity self.velocity.y += self.gravity; // Apply velocity self.x += self.velocity.x; self.y += self.velocity.y; // Screen boundaries if (self.x < 50) { self.x = 50; } else if (self.x > 2000) { self.x = 2000; } // Check if fallen off the screen if (self.y > 2732 && self.isAlive) { self.die(); } }; self.land = function () { self.isJumping = false; self.velocity.y = 0; }; self.die = function () { if (self.isAlive) { self.isAlive = false; LK.getSound('player_hit').play(); LK.effects.flashObject(self, 0xFF0000, 1000); LK.setTimeout(function () { LK.effects.flashScreen(0xFF0000, 500); LK.showGameOver(); }, 1000); } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x87CEEB }); /**** * Game Code ****/ // Game variables var player; var platforms = []; var coins = []; var enemies = []; var blocks = []; var score = 0; var isGameStarted = false; var cameraPosX = 0; // Create background var background = LK.getAsset('background', { anchorX: 0, anchorY: 0, x: 0, y: 0 }); game.addChild(background); // Create score text var scoreText = new Text2('SCORE: 0', { size: 60, fill: 0xFFFFFF }); scoreText.anchor.set(0.5, 0); LK.gui.top.addChild(scoreText); // Create high score text var highScoreText = new Text2('HIGH SCORE: ' + storage.highScore, { size: 40, fill: 0xFFFFFF }); highScoreText.anchor.set(0.5, 0); highScoreText.y = 70; LK.gui.top.addChild(highScoreText); // Create instructions text var instructionsText = new Text2('TAP TO START\nTAP LEFT/RIGHT TO MOVE\nTAP CENTER TO JUMP', { size: 60, fill: 0xFFFFFF }); instructionsText.anchor.set(0.5, 0.5); LK.gui.center.addChild(instructionsText); // Initialize level function initLevel() { // Create player player = new Player(); player.x = 200; player.y = 500; game.addChild(player); // Create ground platforms createPlatform(400, 700, 800, 50); createPlatform(1200, 700, 800, 50); createPlatform(2000, 700, 800, 50); // Create elevated platforms createPlatform(600, 500, 300, 50); createPlatform(1100, 400, 300, 50); createPlatform(1700, 500, 300, 50); // Create coins createCoin(600, 400); createCoin(700, 400); createCoin(800, 400); createCoin(1100, 300); createCoin(1200, 300); createCoin(1300, 300); createCoin(1700, 400); createCoin(1800, 400); createCoin(1900, 400); // Create enemies createEnemy(800, 650, 600, 1000); createEnemy(1500, 650, 1300, 1700); // Create blocks createBlock(900, 500); createBlock(1400, 500); createBlock(1950, 350); // Play music LK.playMusic('game_music'); } // Helper functions for creating game elements function createPlatform(x, y, width, height) { var platform = new Platform(); platform.x = x; platform.y = y; platform.width = width; platform.height = height; // Scale the platform to desired size var sprite = platform.getChildAt(0); sprite.scaleX = width / sprite.width; sprite.scaleY = height / sprite.height; platforms.push(platform); game.addChild(platform); return platform; } function createCoin(x, y) { var coin = new Coin(); coin.x = x; coin.y = y; coins.push(coin); game.addChild(coin); return coin; } function createEnemy(x, y, patrolLeft, patrolRight) { var enemy = new Enemy(); enemy.x = x; enemy.y = y; enemy.setPatrolArea(patrolLeft, patrolRight); enemies.push(enemy); game.addChild(enemy); return enemy; } function createBlock(x, y) { var block = new Block(); block.x = x; block.y = y; blocks.push(block); game.addChild(block); return block; } // Update score display function updateScore(points) { score += points; scoreText.setText('SCORE: ' + score); // Update high score if needed if (score > storage.highScore) { storage.highScore = score; highScoreText.setText('HIGH SCORE: ' + storage.highScore); } } // Handle input events game.down = function (x, y, obj) { if (!isGameStarted) { isGameStarted = true; instructionsText.visible = false; initLevel(); return; } if (!player || !player.isAlive) return; // Left third of screen - move left if (x < 680) { player.moveLeft(); } // Right third of screen - move right else if (x > 1368) { player.moveRight(); } // Middle third - jump else { player.jump(); } }; game.up = function (x, y, obj) { if (!player || !player.isAlive) return; // Stop horizontal movement on release if (x < 680 && player.velocity.x < 0 || x > 1368 && player.velocity.x > 0) { player.stopMoving(); } }; // Game update loop game.update = function () { if (!isGameStarted || !player) return; // Update player player.update(); // Camera follow player if (player.x > 1024 && player.x < 3000) { cameraPosX = player.x - 1024; game.x = -cameraPosX; } // Check platform collisions for (var i = 0; i < platforms.length; i++) { platforms[i].checkCollision(player); } // Check block collisions for (var i = 0; i < blocks.length; i++) { blocks[i].checkCollision(player); } // Check coin collisions for (var i = coins.length - 1; i >= 0; i--) { coins[i].update(); if (coins[i].checkCollision(player)) { updateScore(10); coins.splice(i, 1); } } // Check enemy collisions for (var i = enemies.length - 1; i >= 0; i--) { enemies[i].update(); if (enemies[i].checkCollision(player)) { updateScore(50); enemies.splice(i, 1); } } // Check if all coins collected if (coins.length === 0 && player.isAlive) { LK.setTimeout(function () { LK.showYouWin(); }, 1000); } };