/**** 
* Classes
****/ 
// Define a class for the background to implement parallax scrolling
var Background = Container.expand(function () {
	var self = Container.call(this);
	var backgrounds = ['background1', 'background2', 'background3'];
	var randomBackground = backgrounds[Math.floor(Math.random() * backgrounds.length)];
	var backgroundGraphics = self.attachAsset(randomBackground, {
		anchorX: 0,
		anchorY: 0
	});
	self.speed = 2;
	self.update = function () {
		self.x -= self.speed;
		if (self.x <= -2048) {
			self.x = 2048;
		}
	};
});
var Background2 = Container.expand(function () {
	var self = Container.call(this);
	var backgrounds = ['background1', 'background2', 'background3'];
	var randomBackground = backgrounds[Math.floor(Math.random() * backgrounds.length)];
	var backgroundGraphics = self.attachAsset(randomBackground, {
		anchorX: 0,
		anchorY: 0
	});
	self.speed = 2;
	self.update = function () {
		self.x -= self.speed;
		if (self.x <= -2048) {
			self.x = 2048;
		}
	};
});
// Define a class for enemies
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('enemy1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.passed = false;
	self.runFrames = ['enemy1', 'enemy2'];
	self.runFrameIndex = 0;
	self.runFrameCounter = 0;
	self.runFrameDelay = 30;
	self.swapSprite = function (newAsset) {
		var newGraphics = self.attachAsset(newAsset, {
			anchorX: 0.5,
			anchorY: 0.5
		});
		if (enemyGraphics) {
			enemyGraphics.destroy();
		}
		enemyGraphics = newGraphics;
	};
	self.update = function () {
		self.x -= self.speed;
		self.runFrameCounter++;
		if (self.runFrameCounter >= self.runFrameDelay) {
			self.runFrameIndex = (self.runFrameIndex + 1) % self.runFrames.length;
			self.swapSprite(self.runFrames[self.runFrameIndex]);
			self.runFrameCounter = 0;
		}
		if (self.x < -50) {
			self.destroy();
		}
	};
});
// Define a class for the player character with modified sprite swapping
var Player = Container.expand(function () {
	var self = Container.call(this);
	// Use two sprites for seamless transitions
	var currentSprite = self.attachAsset('player_run1', {
		anchorX: 0.5,
		anchorY: 0.5,
		visible: true
	});
	var nextSprite = self.attachAsset('player_run1', {
		anchorX: 0.5,
		anchorY: 0.5,
		visible: false
	});
	self.currentAsset = 'player_run1'; // Track the current asset
	self.speed = 5;
	self.jumpHeight = 30;
	self.isJumping = false;
	self.velocityY = 0;
	self.runFrames = ['player_run1', 'player_run2', 'player_run3'];
	self.runFrameIndex = 0;
	self.runFrameCounter = 0;
	self.runFrameDelay = 15; // Adjusted for smoother animation
	// Helper function to swap sprites using attach and destroy
	self.swapSprite = function (newAsset) {
		if (self.currentAsset !== newAsset) {
			// Attach new sprite and make it visible
			nextSprite = self.attachAsset(newAsset, {
				anchorX: 0.5,
				anchorY: 0.5,
				visible: true
			});
			// Hide and destroy the old sprite
			currentSprite.visible = false;
			currentSprite.destroy();
			// Update references
			currentSprite = nextSprite;
			self.currentAsset = newAsset;
		}
	};
	self.update = function () {
		if (self.isJumping) {
			// Handle jumping physics
			self.y += self.velocityY;
			self.velocityY += 0.8; // Gravity
			if (self.y >= 2732 / 2) {
				// Landed on ground
				self.y = 2732 / 2;
				self.isJumping = false;
				self.velocityY = 0;
				self.swapSprite(self.runFrames[self.runFrameIndex]); // Back to run animation
			}
		} else {
			// Handle running animation
			self.runFrameCounter++;
			if (self.runFrameCounter >= self.runFrameDelay) {
				self.runFrameIndex = (self.runFrameIndex + 1) % self.runFrames.length;
				self.swapSprite(self.runFrames[self.runFrameIndex]);
				self.runFrameCounter = 0;
			}
		}
	};
	self.jump = function () {
		if (!self.isJumping) {
			self.isJumping = true;
			self.velocityY = -self.jumpHeight;
			self.swapSprite('player_jump'); // Switch to jump sprite
			self.runFrameCounter = 0; // Reset for smooth transition on landing
		}
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB // Sky blue background
});

/**** 
* Game Code
****/ 
var enemy = new Enemy();
enemy.y = 2732 / 2;
var background = game.addChild(new Background());
background.x = 0;
background.y = 0;
var background2 = game.addChild(new Background2());
background2.x = 2048;
background2.y = 0;
var player = game.addChild(new Player());
player.x = 2048 / 2;
player.y = 2732 - 200;
var enemies = [];
var enemySpawnInterval = 100;
var enemySpawnCounter = 0;
var scoreText = new Text2('0', {
	size: 100,
	fill: 0xFFFFFF
});
LK.gui.top.addChild(scoreText);
scoreText.x = 2048 / 2;
scoreText.y = 0;
game.update = function () {
	background.update();
	background2.update();
	player.update();
	enemySpawnCounter++;
	if (enemySpawnCounter >= enemySpawnInterval) {
		var enemy = new Enemy();
		enemy.x = 2048;
		enemy.y = 2732 - 200;
		enemies.push(enemy);
		game.addChild(enemy);
		enemySpawnInterval = Math.floor(Math.random() * 150) + 50;
		enemySpawnCounter = 0;
	}
	for (var j = enemies.length - 1; j >= 0; j--) {
		enemies[j].update();
		if (player.intersects(enemies[j])) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		} else if (player.x > enemies[j].x && !enemies[j].passed) {
			enemies[j].passed = true;
			LK.setScore(LK.getScore() + 1);
			scoreText.setText(LK.getScore());
		}
		if (enemies[j].x < -50) {
			enemies.splice(j, 1);
		}
	}
};
game.down = function (x, y, obj) {
	player.jump();
};

===================================================================
--- original.js
+++ change.js
@@ -161,9 +161,9 @@
 background2.x = 2048;
 background2.y = 0;
 var player = game.addChild(new Player());
 player.x = 2048 / 2;
-player.y = 500;
+player.y = 2732 - 200;
 var enemies = [];
 var enemySpawnInterval = 100;
 var enemySpawnCounter = 0;
 var scoreText = new Text2('0', {
@@ -180,9 +180,9 @@
 	enemySpawnCounter++;
 	if (enemySpawnCounter >= enemySpawnInterval) {
 		var enemy = new Enemy();
 		enemy.x = 2048;
-		enemy.y = 2732 / 2;
+		enemy.y = 2732 - 200;
 		enemies.push(enemy);
 		game.addChild(enemy);
 		enemySpawnInterval = Math.floor(Math.random() * 150) + 50;
 		enemySpawnCounter = 0;