From e4a6b1c455e57d24595db27e0239e01fb8bd5bf9 Mon Sep 17 00:00:00 2001
From: Vladimir Menshakov
Date: Tue, 5 Jan 2010 20:15:29 +0000
Subject: added subtitle speed option fixed bug when idle animation could be
 displayed in a middle of the dialogue

svn-id: r47038
---
 engines/teenagent/scene.cpp     | 27 ++++++++++++++++++++-------
 engines/teenagent/teenagent.cpp |  1 +
 2 files changed, 21 insertions(+), 7 deletions(-)

(limited to 'engines')

diff --git a/engines/teenagent/scene.cpp b/engines/teenagent/scene.cpp
index 976a1770b8..61a99c3732 100644
--- a/engines/teenagent/scene.cpp
+++ b/engines/teenagent/scene.cpp
@@ -22,11 +22,12 @@
  * $Id$
  */
 
+#include "common/config-manager.h"
+#include "common/debug.h"
+#include "common/algorithm.h"
 #include "teenagent/scene.h"
 #include "teenagent/resources.h"
 #include "teenagent/surface.h"
-#include "common/debug.h"
-#include "common/algorithm.h"
 #include "teenagent/objects.h"
 #include "teenagent/teenagent.h"
 #include "teenagent/dialog.h"
@@ -810,6 +811,11 @@ bool Scene::render() {
 			nextEvent();
 			restart = true;
 		}
+
+		if (busy) {
+			_idle_timer = 0;
+			teenagent_idle.resetIndex();
+		}
 	} while (restart);
 
 	for (Sounds::iterator i = sounds.begin(); i != sounds.end();) {
@@ -1124,11 +1130,18 @@ Common::Point Scene::messagePosition(const Common::String &str, Common::Point po
 }
 
 uint Scene::messageDuration(const Common::String &str) {
-	uint chars = str.size();
-	//to be discovered
-	if (chars < 10)
-		chars = 10;
-	return chars;
+	//original game uses static delays: 100-slow, 50, 20 and 1 tick - crazy speed.
+	//total delay = total message length * delay / 8 + 60.
+	uint total_width = str.size();
+
+	int speed = Common::ConfigManager::instance().getInt("talkspeed");
+	if (speed < 0)
+		speed = 60;
+	uint delay_delta = 1 + (255 - speed) * 99 / 255;
+	
+	uint delay = 60 + (total_width * delay_delta) / 8;
+	//debug(0, "delay = %u, delta: %u", delay, delay_delta);
+	return delay / 10;
 }
 
 
diff --git a/engines/teenagent/teenagent.cpp b/engines/teenagent/teenagent.cpp
index 3bed225028..8c83695a7a 100644
--- a/engines/teenagent/teenagent.cpp
+++ b/engines/teenagent/teenagent.cpp
@@ -894,6 +894,7 @@ bool TeenAgentEngine::hasFeature(EngineFeature f) const {
 	case kSupportsRTL:
 	case kSupportsLoadingDuringRuntime:
 	case kSupportsSavingDuringRuntime:
+	case kSupportsSubtitleOptions:
 		return true;
 	default:
 		return false;
-- 
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