From e51e28cf7ed0019922911140743da4c4aa0f461d Mon Sep 17 00:00:00 2001
From: Dmitry Iskrich
Date: Mon, 13 Jun 2016 19:38:50 +0300
Subject: DIRECTOR: Parse transition flags

---
 engines/director/score.cpp | 22 +++++++++++++++-------
 engines/director/score.h   | 11 ++++++-----
 2 files changed, 21 insertions(+), 12 deletions(-)

diff --git a/engines/director/score.cpp b/engines/director/score.cpp
index 3fb8e98577..86cd5c6127 100644
--- a/engines/director/score.cpp
+++ b/engines/director/score.cpp
@@ -528,7 +528,8 @@ void Score::processEvents() {
 }
 
 Frame::Frame() {
-	_transFlags = 0;
+	_transDuration = 0;
+	_transArea = 0;
 	_transChunkSize = 0;
 	_tempo = 0;
 
@@ -550,7 +551,8 @@ Frame::Frame() {
 
 Frame::Frame(const Frame &frame) {
 	_actionId = frame._actionId;
-	_transFlags = frame._transFlags;
+	_transArea = frame._transArea;
+	_transDuration = frame._transDuration;
 	_transType = frame._transType;
 	_transChunkSize = frame._transChunkSize;
 	_tempo = frame._tempo;
@@ -607,9 +609,15 @@ void Frame::readMainChannels(Common::SeekableReadStream &stream, uint16 offset,
 			_soundType1 = stream.readByte();
 			offset++;
 			break;
-		case kTransFlagsPosition:
-			_transFlags = stream.readByte();
+		case kTransFlagsPosition: {
+			uint8 transFlags = stream.readByte();
+			if (transFlags & 0x80)
+				_transArea = 1;
+			else
+				_transArea = 0;
+			_transDuration = transFlags & 0x7f;
 			offset++;
+			}
 			break;
 		case kTransChunkSizePosition:
 			_transChunkSize = stream.readByte();
@@ -721,7 +729,7 @@ void Frame::prepareFrame(Archive &_movie, Graphics::ManagedSurface &surface, Gra
 	renderSprites(_movie, surface, movieRect, false);
 	renderSprites(_movie, trailSurface, movieRect, true);
 	if (_transType != 0)
-		playTranisition();
+		playTransition();
 	if (_sound1 != 0 || _sound2 != 0) {
 		playSoundChannel();
 	}
@@ -733,8 +741,8 @@ void Frame::playSoundChannel() {
 	debug(0, "Sound1 %d", _sound1);
 }
 
-void Frame::playTranisition() {
-	warning("STUB: playTranisition(%d, %d, %d)", _transType, _transFlags, _transChunkSize);
+void Frame::playTransition() {
+	warning("STUB: playTransition(%d, %d, %d)", _transType, _transDuration, _transChunkSize);
 }
 
 void Frame::renderSprites(Archive &_movie, Graphics::ManagedSurface &surface, Common::Rect movieRect, bool renderTrail) {
diff --git a/engines/director/score.h b/engines/director/score.h
index b68cc40d55..1b64ccab39 100644
--- a/engines/director/score.h
+++ b/engines/director/score.h
@@ -234,20 +234,20 @@ public:
     ~Frame();
     Frame(const Frame &frame);
     void readChannel(Common::SeekableReadStream &stream, uint16 offset, uint16 size);
-    void prepareFrame(Archive &_movie, Graphics::ManagedSurface &surface, Common::Rect movieRect);
+    void prepareFrame(Archive &_movie, Graphics::ManagedSurface &surface, Graphics::ManagedSurface &trailSurface, Common::Rect movieRect);
     uint16 getSpriteIDFromPos(Common::Point pos);
 private:
-    void playTranisition();
+    void playTransition();
     void playSoundChannel();
-    void renderSprites(Archive &_movie, Graphics::ManagedSurface &surface, Common::Rect movieRect);
-    void renderTrailSprites(Archive &_movie, Graphics::ManagedSurface &surface, Common::Rect movieRect);
+    void renderSprites(Archive &_movie, Graphics::ManagedSurface &surface, Common::Rect movieRect, bool renderTrail);
     void readSprite(Common::SeekableReadStream &stream, uint16 offset, uint16 size);
     void readMainChannels(Common::SeekableReadStream &stream, uint16 offset, uint16 size);
     void drawBackgndTransSprite(Graphics::ManagedSurface &target, const Graphics::Surface &sprite, Common::Rect &drawRect);
     void drawMatteSprite(Graphics::ManagedSurface &target, const Graphics::Surface &sprite, Common::Rect &drawRect);
 public:
     uint8 _actionId;
-    uint8 _transFlags;
+    uint8 _transDuration;
+    uint8 _transArea; //1 - Whole Stage, 0 - Changing Area
     uint8 _transChunkSize;
     transitionType _transType;
     uint8 _tempo;
@@ -311,6 +311,7 @@ private:
     uint16 _stageColor;
     Archive *_movieArchive;
     Graphics::ManagedSurface *_surface;
+    Graphics::ManagedSurface *_trailSurface;
     Lingo *_lingo;
     DirectorSound *_soundManager;
 };
-- 
cgit v1.2.3