UI: Enabled menu on ESC, Exit works.

src/roadtrip/RoadTrip.java

@@ -63,6 +63,8 @@ public class RoadTrip extends GameApplication implements ActionListener {
     float inputTurning;
     float inputAccel;
     
+    String[] menuEntries = { "New Game", "Load Game", "Settings", "Credits", "Exit" };
+    int menuEntryIndex = 0;
     BitmapText uiText;
     Node menuBook;
         
@@ -139,14 +141,8 @@ public class RoadTrip extends GameApplication implements ActionListener {
         uiText.setAlignment(BitmapFont.Align.Left);
         uiText.setQueueBucket(RenderQueue.Bucket.Transparent);
         uiText.setSize(1.0f);
-        uiText.setText("~~~~~~~~~~~~~~~~~~~~\n   Road Trip   \n~~~~~~~~~~~~~~~~~~~~\n"
+        uiText.setText(getMenuText());
-                + " New Game \n"
-                + "$Load Game$\n"
-                + " Settings \n"
-                + " Credits \n"
-                + " Exit\n");
         menuBook.attachChild(uiText);
-        rootNode.attachChild(menuBook);
         
         chaseCam = new ChaseCamera(cam, player.node, inputManager);
         chaseCam.setDefaultDistance(60f);
@@ -515,6 +511,46 @@ public class RoadTrip extends GameApplication implements ActionListener {
 
     @Override
     public void onAction(String binding, boolean value, float tpf) {
+        if (gamePaused) {
+            if (binding.equals("Lefts")) {
+                // meh
+            } else if (binding.equals("Rights")) {
+                // meh
+            } else if (binding.equals("Ups")) {
+                if (value) {
+                    menuEntryIndex = (menuEntryIndex - 1 + menuEntries.length) % menuEntries.length;
+                    uiText.setText(getMenuText());
+                }
+            } else if (binding.equals("Downs")) {
+                if (value) {
+                    menuEntryIndex = (menuEntryIndex + 1) % menuEntries.length;
+                    uiText.setText(getMenuText());
+                }
+            } else if (binding.equals("Reset")) {
+                if (value) {
+                    switch (menuEntryIndex) {
+                        case 0: // New
+                            break;
+                        case 1: // Load
+                            break;
+                        case 2: // Settings
+                            break;
+                        case 3: // Credits
+                            break;
+                        case 4: // Exit
+                            stop();
+                            break;
+                        default:
+                            throw new RuntimeException("Unrecognized menu entry: " + menuEntryIndex);
+                    }
+                }
+            } else if (binding.equals("Esc")) {
+                // TODO: hide menu
+                if (value) {
+                    setGamePaused(false);
+                }
+            }
+        } else {
             if (player.vehicleNode == null) {
                 float walkSpeed = 1f;
                 float turnSpeed = 1f;
@@ -639,9 +675,43 @@ public class RoadTrip extends GameApplication implements ActionListener {
                 }
             }
             if (binding.equals("Esc")) {
-            stop();
+                // TODO: open menu
+                if (value) {
+                    setGamePaused(true);
+                }
             } else if (binding.equals("Pause")) {
-            setGamePaused(value);
+                if (value) {
+                    setGamePaused(!gamePaused);
                 }
             }
         }
+    }
+
+    @Override
+    protected void onGamePause(boolean paused) {
+        super.onGamePause(paused);
+        
+        if (paused) {
+            rootNode.attachChild(menuBook);
+        } else {
+            menuBook.removeFromParent();
+        }
+    }
+
+    private CharSequence getMenuText()
+    {
+        StringBuilder sb = new StringBuilder();
+        sb.append("~~~~~~~~~~~~~~~~~~~~\n   Road Trip   \n~~~~~~~~~~~~~~~~~~~~\n");
+        for (int i = 0; i < menuEntries.length; i++) {
+            String entry = menuEntries[i];
+            boolean selected = (i == menuEntryIndex);
+            sb.append(selected ? "]>" : "  ");
+            sb.append(entry);
+            sb.append(selected ? "<[" : "  ");
+            sb.append("\n");
+        }
+        return sb.toString();
+    }
+    
+    
+}