/**** 
* Classes
****/
// Define the Farm class
var Farm = Container.expand(function () {
	var self = Container.call(this);
	var farmGraphics = self.createAsset('farm', 'Farm asset', 0.5, 0.5);
	self.produce = function () {
		// Produce resources over time
	};
	self.sell = function () {
		// Sell resources for currency
	};
});
// Define the Ship class
var Ship = Container.expand(function () {
	var self = Container.call(this);
	var shipGraphics = self.createAsset('ship', 'Ship asset', 0.5, 0.5);
	self.travel = function () {
		// Travel to different planets
	};
	self.trade = function () {
		// Trade resources between planets
	};
});
// Define the Planet class
var Planet = Container.expand(function (radius) {
	var self = Container.call(this);
	self.radius = radius;
	var planetGraphics = self.createAsset('planet', 'Planet asset', 0.5, 0.5);
	planetGraphics.width = self.radius * 2;
	planetGraphics.height = self.radius * 2;
});

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

/**** 
* Game Code
****/
// Initialize important asset arrays
var PLOT_SIZE = 100; // Size of each farm plot
var PLOT_GAP = 25;
var farms = [];
var ships = [];
// Create initial game elements
// Create a planet and place it in the center of the screen
var planet = game.addChild(new Planet(100));
planet.x = 2048 / 2;
planet.y = 2732 / 2;
// Game logic
LK.on('tick', function () {
	// Update farms
	for (var i = 0; i < farms.length; i++) {
		farms[i].produce();
	}
	// Update ships
	for (var j = 0; j < ships.length; j++) {
		ships[j].travel();
	}
});

===================================================================
--- original.js
+++ change.js
@@ -34,16 +34,19 @@
 
 /**** 
 * Initialize Game
 ****/
+// Gap between farm plots
 var game = new LK.Game({
 	backgroundColor: 0x000000 // Init game with black background
 });
 
 /**** 
 * Game Code
 ****/
 // Initialize important asset arrays
+var PLOT_SIZE = 100; // Size of each farm plot
+var PLOT_GAP = 25;
 var farms = [];
 var ships = [];
 // Create initial game elements
 // Create a planet and place it in the center of the screen