check draw

app/src/main/java/chess/controller/event/GameDispatcher.java

@@ -10,7 +10,7 @@ import chess.model.Color;
 import chess.model.Coordinate;
 import chess.model.Move;
 
-public class GameDispatcher implements GameListener{
+public class GameDispatcher implements GameListener {
 
 	private final List<GameListener> listeners;
 	private final ExecutorService executor;
@@ -88,6 +88,11 @@ public class GameDispatcher implements GameListener{
 		asyncForEachCall((l) -> l.onMoveNotAllowed(move));
 	}
 
+	@Override
+	public void onDraw() {
+		asyncForEachCall((l) -> l.onDraw());
+	}
+
 	public void stopService() {
 		this.executor.shutdown();
 	}