Rydder opp i koden og forbedrer visning av noen feilmeldinger

src/main/java/inf112/fiasko/roborally/objects/RoboRallyGame.java

@@ -25,6 +25,7 @@ public class RoboRallyGame implements DrawableGame, InteractableGame {
     private final boolean host;
     private final String playerName;
     private final RoboRallyServer server;
+    private final Boolean testingMode;
     private Phase phase;
     private Board gameBoard;
     private List<BoardElementContainer<Tile>> repairTiles;
@@ -34,7 +35,6 @@ public class RoboRallyGame implements DrawableGame, InteractableGame {
     private List<ProgrammingCard> program;
     private ProgrammingCardDeck playerHand;
     private ProgrammingCardDeck extraCards;
-    private final Boolean testingMode;
 
     /**
      * Instantiates a new Robo Rally game

src/main/java/inf112/fiasko/roborally/ui/RoboRallyWrapper.java

@@ -4,10 +4,12 @@ import com.badlogic.gdx.Game;
 import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.graphics.g2d.BitmapFont;
 import com.badlogic.gdx.graphics.g2d.SpriteBatch;
+import com.badlogic.gdx.utils.Disposable;
 import inf112.fiasko.roborally.networking.RoboRallyClient;
 import inf112.fiasko.roborally.networking.RoboRallyServer;
 import inf112.fiasko.roborally.objects.InteractableGame;
 import inf112.fiasko.roborally.objects.RoboRallyGame;
+import inf112.fiasko.roborally.utility.TextureConverterUtil;
 
 /**
  * This class acts as a wrapper around the different screens of the game
@@ -35,6 +37,9 @@ public class RoboRallyWrapper extends Game implements RoboRallyUI {
     public void dispose() {
         batch.dispose();
         font.dispose();
+        for (Disposable disposable : TextureConverterUtil.getDisposableElements()) {
+            disposable.dispose();
+        }
     }
 
     @Override
@@ -47,14 +52,10 @@ public class RoboRallyWrapper extends Game implements RoboRallyUI {
         this.roboRallyGame = game;
     }
 
-    /**
+    @Override
-     * Quits the game after logging the input as an error
-     *
-     * @param string The error causing the game to quit
-     */
     public void quit(String string) {
         Gdx.app.error("Critical", string);
-        Gdx.app.exit();
+        quit();
     }
 
     @Override

src/main/java/inf112/fiasko/roborally/ui/screens/CardChoiceScreen.java

@@ -39,8 +39,8 @@ public class CardChoiceScreen extends InteractiveScreen {
     private final ShapeRenderer shapeRenderer;
     private final List<CardRectangle> chosenCards;
     private final int maxCards;
-    private long timerStarted;
     private final InteractableGame game;
+    private long timerStarted;
 
     /**
      * Instantiates a new card choice screen

src/main/java/inf112/fiasko/roborally/ui/screens/IPAddressScreen.java

@@ -77,7 +77,8 @@ public class IPAddressScreen extends AbstractScreen {
                     roboRallyWrapper.setScreen(roboRallyWrapper.screenManager.getUsernameScreen(roboRallyWrapper));
                 } catch (IOException | NumberFormatException ex) {
                     JOptionPane.showMessageDialog(null, "Could not connect to the server."
-                            + " Please make sure the ip address you typed is correct, and that the server is online.");
+                                    + " Please make sure the ip address you typed is correct, and that the server is online.",
+                            "Error", JOptionPane.ERROR_MESSAGE);
                 }
             }
         });

src/main/java/inf112/fiasko/roborally/ui/screens/UsernameScreen.java

@@ -42,7 +42,7 @@ public class UsernameScreen extends AbstractScreen {
             public void touchUp(InputEvent e, float x, float y, int point, int button) {
                 if (nameInvalid(textInput.getText())) {
                     JOptionPane.showMessageDialog(null, "Username must be unique, not " +
-                            "empty and less than 21 characters.");
+                            "empty and less than 21 characters.", "Error", JOptionPane.ERROR_MESSAGE);
                     return;
                 }
                 if (roboRallyWrapper.server == null) {