Add MenuState, start with it and switch back when a game is finished

core/src/com/me/brickbuster/BrickBuster.java

@@ -10,7 +10,7 @@ import com.badlogic.gdx.graphics.g2d.SpriteBatch;
 import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
 import com.badlogic.gdx.utils.viewport.FitViewport;
 import com.badlogic.gdx.utils.viewport.Viewport;
-import com.me.brickbuster.state.PlayState;
+import com.me.brickbuster.state.MenuState;
 
 public class BrickBuster extends Game {
 
@@ -39,7 +39,7 @@ public class BrickBuster extends Game {
 		sb = new SpriteBatch();
 		sr = new ShapeRenderer();
 
-		setScreen(new PlayState(this));
+		setScreen(new MenuState(this));
 	}
 
 	@Override

core/src/com/me/brickbuster/state/MenuState.java

@@ -0,0 +1,49 @@
+package com.me.brickbuster.state;
+
+import com.badlogic.gdx.Gdx;
+import com.badlogic.gdx.graphics.Texture;
+import com.badlogic.gdx.math.Vector3;
+import com.me.brickbuster.BrickBuster;
+
+public class MenuState extends State {
+
+	private Texture playButton;
+
+	public MenuState(BrickBuster game) {
+		super(game);
+	}
+
+	@Override
+	public void setup() {
+		this.playButton = new Texture(Gdx.files.internal("playBtn.png"));
+	}
+
+	@Override
+	public void render() {
+		game.sb.begin();
+		game.sb.draw(playButton,
+					BrickBuster.BOARD_WIDTH/2-playButton.getWidth()/2,
+					BrickBuster.BOARD_HEIGHT/2-playButton.getHeight()/2);
+		game.sb.end();
+	}
+
+	@Override
+	public void update(float dt) {
+		if (Gdx.input.justTouched()) {
+			Vector3 clickLoc = game.cam.unproject(new Vector3(Gdx.input.getX(), Gdx.input.getY(), 0));
+			if (clickLoc.x >= BrickBuster.BOARD_WIDTH/2-playButton.getWidth()/2
+					&& clickLoc.x <= BrickBuster.BOARD_WIDTH/2+playButton.getWidth()/2
+					&& clickLoc.y >= BrickBuster.BOARD_HEIGHT/2-playButton.getHeight()/2
+					&& clickLoc.y <= BrickBuster.BOARD_HEIGHT/2+playButton.getHeight()/2) {
+				game.setScreen(new PlayState(game));
+				dispose();
+			}
+		}
+	}
+
+	@Override
+	public void dispose() {
+		super.dispose();
+		playButton.dispose();
+	}
+}

core/src/com/me/brickbuster/state/PlayState.java

@@ -115,12 +115,25 @@ public class PlayState extends State {
 		}
 
 		if (bricks.isEmpty()) {
-			// TODO: Fix this - go to an after-game menu
-			//create();
+			game.setScreen(new MenuState(game));
+			dispose();
 		}
 		updateTime = System.nanoTime() - start;
 	}
 
+	@Override
+	public void dispose() {
+		super.dispose();
+
+		powerUps.clear();
+		powerUps = null;
+		balls.clear();
+		balls = null;
+		bricks.clear();
+		bricks = null;
+		paddle = null;
+	}
+
 	public int getShieldCount() {
 		return shieldCount;
 	}

core/src/com/me/brickbuster/state/State.java

@@ -6,6 +6,7 @@ import com.me.brickbuster.BrickBuster;
 public abstract class State extends ScreenAdapter {
 
 	protected final BrickBuster game;
+	private boolean disposed;
 
 	public State(BrickBuster game) {
 		this.game = game;
@@ -15,7 +16,14 @@ public abstract class State extends ScreenAdapter {
 	@Override
 	public final void render(float delta) {
 		update(delta);
-		render();
+		if (!disposed) {
+			render();
+		}
+	}
+
+	@Override
+	public void dispose() {
+		this.disposed = true;
 	}
 
 	public abstract void setup();