From 813e3d1aac7c9384780db6927a6bf100b56d5dd9 Mon Sep 17 00:00:00 2001
From: Torbjörn Andersson
Date: Sat, 27 May 2006 13:33:27 +0000
Subject: Maintain the same screen update frequency while waiting for speech to
 finish. This should take care of half of bug #1494934. The other half was
 fixed in the SDL backend earlier.

svn-id: r22683
---
 engines/kyra/text.cpp | 46 +++++++++++++++++++++++++---------------------
 1 file changed, 25 insertions(+), 21 deletions(-)

(limited to 'engines/kyra/text.cpp')

diff --git a/engines/kyra/text.cpp b/engines/kyra/text.cpp
index 8a84bbe909..8bb946cf37 100644
--- a/engines/kyra/text.cpp
+++ b/engines/kyra/text.cpp
@@ -38,7 +38,6 @@ void KyraEngine::waitForChatToFinish(int16 chatDuration, const char *chatStr, ui
 	bool runLoop = true;
 	uint8 currPage;
 	OSystem::Event event;
-	int16 delayTime;
 
 	//while( towns_isEscKeyPressed() )
 		//towns_getKey();
@@ -106,30 +105,35 @@ void KyraEngine::waitForChatToFinish(int16 chatDuration, const char *chatStr, ui
 		if ((chatDuration < (int16)(_system->getMillis() - timeAtStart)) && chatDuration != -1)
 			break;
 
-		while (_system->pollEvent(event)) {
-			switch (event.type) {
-			case OSystem::EVENT_KEYDOWN:
-				if (event.kbd.keycode == '.')
-					_skipFlag = true;
-				break;
-			case OSystem::EVENT_QUIT:
-				quitGame();
-				runLoop = false;
-				break;
-			case OSystem::EVENT_LBUTTONDOWN:
-				runLoop = false;
-				break;
-			default:
-				break;
+		uint32 nextTime = loopStart + _gameSpeed;
+		
+		while (_system->getMillis() < nextTime) {
+			while (_system->pollEvent(event)) {
+				switch (event.type) {
+				case OSystem::EVENT_KEYDOWN:
+					if (event.kbd.keycode == '.')
+						_skipFlag = true;
+					break;
+				case OSystem::EVENT_QUIT:
+					quitGame();
+					runLoop = false;
+					break;
+				case OSystem::EVENT_LBUTTONDOWN:
+					runLoop = false;
+					break;
+				default:
+					break;
+				}
 			}
-		}
 		
+			if (nextTime - _system->getMillis() >= 10) {
+				_system->delayMillis(10);
+				_system->updateScreen();
+			}
+		}
+
 		if (_skipFlag)
 			runLoop = false;
-
-		delayTime = (loopStart + _gameSpeed) - _system->getMillis();
-		if (delayTime > 0)
-			_system->delayMillis(delayTime);
 	}
 
 	enableTimer(14);
-- 
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