Implemented user feedback

src/main/java/edu/ntnu/idatt2003/mappevurderingprog2/controllers/GameController.java

@@ -61,6 +61,14 @@ public class GameController {
     ChaosGame.getInstance().setDescription(ChaosGameDescription.createWithTransforms(transforms, minCoords, maxCoords));
   }
 
+  public boolean isChaosGameEmpty() {
+    boolean empty = false;
+    if (ChaosGame.getInstance().getDescription() == null) {
+      empty = true;
+    }
+    return empty;
+  }
+
   public boolean isAffineTransformation() {
     List<Transform2D> transforms = ChaosGame.getInstance().getDescription().getTransforms();
     if (transforms.isEmpty()) return false;