/**** 
* Classes
****/ 
var Knight = Container.expand(function () {
	var self = Container.call(this);
	var knightGraphics = self.attachAsset('knight', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 15;
	self.move = function (direction) {
		switch (direction) {
			case 'up':
				self.y -= self.speed;
				break;
			case 'down':
				self.y += self.speed;
				break;
			case 'left':
				self.x -= self.speed;
				break;
			case 'right':
				self.x += self.speed;
				break;
			case 'up-left':
				self.x -= self.speed / Math.sqrt(2);
				self.y -= self.speed / Math.sqrt(2);
				break;
			case 'up-right':
				self.x += self.speed / Math.sqrt(2);
				self.y -= self.speed / Math.sqrt(2);
				break;
			case 'down-left':
				self.x -= self.speed / Math.sqrt(2);
				self.y += self.speed / Math.sqrt(2);
				break;
			case 'down-right':
				self.x += self.speed / Math.sqrt(2);
				self.y += self.speed / Math.sqrt(2);
				break;
		}
	};
});
var Target = Container.expand(function () {
	var self = Container.call(this);
	self.x = 0;
	self.y = 0;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000 //Init game with black background 
});

/**** 
* Game Code
****/ 
//<Write entity 'classes' with empty functions for important behavior here>
//<Write imports for supported plugins here>
//<Assets used in the game will automatically appear here>
//<Write game logic code here, including initializing arrays and variables>
var directionMapping = {
	'down-left': 'dir1',
	'left': 'dir2',
	'up-left': 'dir3',
	'up': 'dir4',
	'up-right': 'dir5',
	'right': 'dir6',
	'down-right': 'dir7',
	'down': 'dir8'
};
var knight = game.addChild(new Knight());
knight.x = 2048 / 2;
knight.y = 2732 / 2;
var target = game.addChild(new Target());
target.x = knight.x;
target.y = knight.y;
game.down = function (x, y, obj) {
	var game_position = game.toLocal(obj.global);
	target.x = game_position.x;
	target.y = game_position.y;
};
game.update = function () {
	var dx = target.x - knight.x;
	var dy = target.y - knight.y;
	var distance = Math.sqrt(dx * dx + dy * dy);
	if (distance > 50) {
		// 50 is the threshold
		if (Math.abs(dx) > Math.abs(dy)) {
			if (dx > 0) {
				if (dy > 0) {
					knight.move('down-right');
				} else if (dy < 0) {
					knight.move('up-right');
				} else {
					knight.move('right');
				}
			} else {
				if (dy > 0) {
					knight.move('down-left');
				} else if (dy < 0) {
					knight.move('up-left');
				} else {
					knight.move('left');
				}
			}
		} else {
			if (dy > 0) {
				if (dx > 0) {
					knight.move('down-right');
				} else if (dx < 0) {
					knight.move('down-left');
				} else {
					knight.move('down');
				}
			} else {
				if (dx > 0) {
					knight.move('up-right');
				} else if (dx < 0) {
					knight.move('up-left');
				} else {
					knight.move('up');
				}
			}
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -1,9 +1,7 @@
 /**** 
 * Classes
 ****/ 
-//<Write imports for supported plugins here>
-//<Write entity 'classes' with empty functions for important behavior here>
 var Knight = Container.expand(function () {
 	var self = Container.call(this);
 	var knightGraphics = self.attachAsset('knight', {
 		anchorX: 0.5,
@@ -58,10 +56,22 @@
 
 /**** 
 * Game Code
 ****/ 
-//<Write game logic code here, including initializing arrays and variables>
+//<Write entity 'classes' with empty functions for important behavior here>
+//<Write imports for supported plugins here>
 //<Assets used in the game will automatically appear here>
+//<Write game logic code here, including initializing arrays and variables>
+var directionMapping = {
+	'down-left': 'dir1',
+	'left': 'dir2',
+	'up-left': 'dir3',
+	'up': 'dir4',
+	'up-right': 'dir5',
+	'right': 'dir6',
+	'down-right': 'dir7',
+	'down': 'dir8'
+};
 var knight = game.addChild(new Knight());
 knight.x = 2048 / 2;
 knight.y = 2732 / 2;
 var target = game.addChild(new Target());