ENGINE: Rename resetTotalPlayTime to setTotalPlayTime.

I also extended the comment for it to show two possible use cases.

svn-id: r53895

4 files changed, 10 insertions, 6 deletions

diff --git a/engines/engine.cpp b/engines/engine.cpp
index 78e431aa09..0af01f72c9 100644
--- a/engines/engine.cpp
+++ b/engines/engine.cpp
@@ -410,7 +410,7 @@ uint32 Engine::getTotalPlayTime() const {
 		return _pauseStartTime - _engineStartTime;
 }
 
-void Engine::resetTotalPlayTime(uint32 time) {
+void Engine::setTotalPlayTime(uint32 time) {
 	const uint32 currentTime = _system->getMillis();
 
 	// We need to reset the pause start time here in case the engine is already
diff --git a/engines/engine.h b/engines/engine.h
index b1575962ff..b4764319b8 100644
--- a/engines/engine.h
+++ b/engines/engine.h
@@ -253,11 +253,15 @@ public:
 	uint32 getTotalPlayTime() const;
 
 	/**
-	 * Reset the game time counter to the specified time.
+	 * Set the game time counter to the specified time.
+	 *
+	 * This can be used to set the play time counter after loading a savegame
+	 * for example. Another use case is in case the engine wants to exclude
+	 * time from the counter the user spent in original engine dialogs.
 	 *
 	 * @param time Play time to set up in ms.
 	 */
-	void resetTotalPlayTime(uint32 time = 0);
+	void setTotalPlayTime(uint32 time = 0);
 
 	inline Common::TimerManager *getTimerManager() { return _timer; }
 	inline Common::EventManager *getEventManager() { return _eventMan; }
diff --git a/engines/scumm/saveload.cpp b/engines/scumm/saveload.cpp
index b9cb0ae10f..9cb603e27f 100644
--- a/engines/scumm/saveload.cpp
+++ b/engines/scumm/saveload.cpp
@@ -378,10 +378,10 @@ bool ScummEngine::loadState(int slot, bool compat) {
 			return false;
 		}
 
-		resetTotalPlayTime(infos.playtime * 1000);
+		setTotalPlayTime(infos.playtime * 1000);
 	} else {
 		// start time counting
-		resetTotalPlayTime();
+		setTotalPlayTime();
 	}
 
 	// Due to a bug in scummvm up to and including 0.3.0, save games could be saved
diff --git a/engines/scumm/scumm.cpp b/engines/scumm/scumm.cpp
index 2c654402fa..42be33fff3 100644
--- a/engines/scumm/scumm.cpp
+++ b/engines/scumm/scumm.cpp
@@ -1927,7 +1927,7 @@ int ScummEngine::getTalkSpeed() {
 #pragma mark -
 
 Common::Error ScummEngine::go() {
-	resetTotalPlayTime();
+	setTotalPlayTime();
 
 	// If requested, load a save game instead of running the boot script
 	if (_saveLoadFlag != 2 || !loadState(_saveLoadSlot, _saveTemporaryState)) {