Rudimentary colisioncheck

src/main/java/se/urmo/game/state/PlayingState.java

@@ -20,6 +20,7 @@ public class PlayingState implements GameState {
     private PacMan pacman;
     @Getter
     private GameMap map;
+    private int score;
 
     public PlayingState(Game game, GameStateManager gameStateManager) {
         this.game = game;
@@ -33,6 +34,7 @@ public class PlayingState implements GameState {
     public void update() {
         pacman.update();
         ghostManager.update(pacman, map);
+        checkCollisions();
     }
 
     @Override
@@ -62,4 +64,21 @@ public class PlayingState implements GameState {
         pacman.setMoving(false);
         pacman.setDirection(Direction.NONE);
     }
+
+    private void checkCollisions() {
+        for (Ghost ghost : ghostManager.getGhosts()) {
+            double dist = pacman.distanceTo(ghost.getPosition());
+            if (dist < GameMap.MAP_TILESIZE / 2.0) {
+                if (ghost.isFrightened()) {
+                    // Pac-Man eats ghost
+                    score += 200;
+                    ghost.resetPosition();
+                } else {
+                    // Pac-Man loses a life
+                    pacman.loseLife();
+                    pacman.resetPosition();
+                }
+            }
+        }
+    }
 }