TITANIC: Implement onIdle method for regular game updates

2 files changed, 24 insertions, 0 deletions

diff --git a/engines/titanic/events.cpp b/engines/titanic/events.cpp
index 038bc8b83b..d6f12f5c7d 100644
--- a/engines/titanic/events.cpp
+++ b/engines/titanic/events.cpp
@@ -86,6 +86,9 @@ bool Events::checkForNextFrameCounter() {
 		++_frameCounter;
 		_priorFrameTime = milli;
 
+		// Handle any idle updates
+		onIdle();
+
 		// Give time to the debugger
 		_vm->_debugger->onFrame();
 
@@ -102,6 +105,22 @@ uint32 Events::getTicksCount() const {
 	return g_system->getMillis();
 }
 
+void Events::onIdle() {
+	if (!_vm->_window->_inputAllowed)
+		return;
+	CGameManager *gameManager = _vm->_window->_gameManager;
+	if (!gameManager)
+		return;
+
+	// Let the game manager perform any game updates
+	gameManager->update();
+
+	if (gameManager->_gameState._field20) {
+		// Game needs to shut down
+		_vm->quitGame();
+	}
+}
+
 #define HANDLE_MESSAGE(METHOD) 	if (_vm->_window->_inputAllowed) { \
 	_vm->_window->_gameManager->_inputTranslator.METHOD(_specialButtons, Point(_mousePos.x, _mousePos.y)); \
 	_vm->_window->mouseChanged(); \
diff --git a/engines/titanic/events.h b/engines/titanic/events.h
index fe2c75166d..f85a3d9272 100644
--- a/engines/titanic/events.h
+++ b/engines/titanic/events.h
@@ -55,6 +55,11 @@ private:
 	 */
 	bool checkForNextFrameCounter();
 
+	/**
+	 * Called to handle any regular updates the game requires
+	 */
+	void onIdle();
+
 	void mouseMove();
 	void leftButtonDown();
 	void leftButtonUp();