MORTEVIELLE: Freeze clock in game when pausing the game

2 files changed, 22 insertions, 0 deletions

diff --git a/engines/mortevielle/mortevielle.cpp b/engines/mortevielle/mortevielle.cpp
index f13f8cb65b..d434150977 100644
--- a/engines/mortevielle/mortevielle.cpp
+++ b/engines/mortevielle/mortevielle.cpp
@@ -63,6 +63,7 @@ MortevielleEngine::MortevielleEngine(OSystem *system, const MortevielleGameDescr
 	_mouseClick = false;
 	_inMainGameLoop = false;
 	_quitGame = false;
+	_pauseStartTime = -1;
 
 	_roomPresenceLuc = false;
 	_roomPresenceIda = false;
@@ -165,6 +166,25 @@ Common::String MortevielleEngine::generateSaveFilename(const Common::String &tar
 }
 
 /**
+ * Pause the game.
+ */
+void MortevielleEngine::pauseEngineIntern(bool pause) {
+	Engine::pauseEngineIntern(pause);
+	if (pause) {
+		if (_pauseStartTime == -1)
+			_pauseStartTime = readclock();
+	} else {
+		if (_pauseStartTime != -1) {
+			int pauseEndTime = readclock();
+			_currentTime += (pauseEndTime - _pauseStartTime);
+			if (_uptodatePresence)
+				_startTime += (pauseEndTime - _pauseStartTime);
+		}
+		_pauseStartTime = -1;
+	}
+}
+
+/**
  * Initialize the game state
  */
 Common::ErrorCode MortevielleEngine::initialize() {
diff --git a/engines/mortevielle/mortevielle.h b/engines/mortevielle/mortevielle.h
index cf49be1cf9..fc4961be8c 100644
--- a/engines/mortevielle/mortevielle.h
+++ b/engines/mortevielle/mortevielle.h
@@ -230,6 +230,7 @@ private:
 	int  _y;
 	int  _currentHourCount;
 	int  _currentTime;
+	int  _pauseStartTime;
 
 	Common::String _hintPctMessage;
 	byte  *_cfiecBuffer;
@@ -446,6 +447,7 @@ public:
 	virtual Common::Error loadGameState(int slot);
 	virtual Common::Error saveGameState(int slot, const Common::String &desc);
 	virtual Common::Error run();
+	virtual void pauseEngineIntern(bool pause);
 	uint32 getGameFlags() const;
 	Common::Language getLanguage() const;
 	Common::Language getOriginalLanguage() const;