From 6dc0a1b234e4395d42dc3d73da098fe0ca355a27 Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Sun, 17 Jun 2007 15:45:09 +0000
Subject: Some more updates for saving/loading in IHNM

svn-id: r27512
---
 engines/saga/actor.cpp    |  4 +++-
 engines/saga/saveload.cpp | 15 +++++++++++++++
 engines/saga/scene.h      |  7 +++++++
 engines/saga/sfuncs.cpp   |  8 +++++---
 4 files changed, 30 insertions(+), 4 deletions(-)

(limited to 'engines')

diff --git a/engines/saga/actor.cpp b/engines/saga/actor.cpp
index d1de018b0b..0166759497 100644
--- a/engines/saga/actor.cpp
+++ b/engines/saga/actor.cpp
@@ -3119,7 +3119,9 @@ void Actor::saveState(Common::OutSaveFile *out) {
 void Actor::loadState(Common::InSaveFile *in) {
 	int32 i;
 
-	setProtagState(in->readSint16LE());
+	int16 protagState = in->readSint16LE();
+	if (protagState != 0)
+		setProtagState(protagState);
 
 	for (i = 0; i < _actorsCount; i++) {
 		ActorData *a = _actors[i];
diff --git a/engines/saga/saveload.cpp b/engines/saga/saveload.cpp
index cf493a7c84..3facd894bc 100644
--- a/engines/saga/saveload.cpp
+++ b/engines/saga/saveload.cpp
@@ -191,6 +191,11 @@ void SagaEngine::save(const char *fileName, const char *saveName) {
 
 	// Surrounding scene
 	out->writeSint32LE(_scene->getOutsetSceneNumber());
+	if (getGameType() != GType_ITE) {
+		out->writeSint16LE(_scene->currentTrack());
+		// Protagonist
+		out->writeSint16LE(_scene->currentProtag());
+	}
 
 	// Inset scene
 	out->writeSint32LE(_scene->currentSceneNumber());
@@ -259,6 +264,11 @@ void SagaEngine::load(const char *fileName) {
 
 	// Surrounding scene
 	sceneNumber = in->readSint32LE();
+	// Protagonist
+	if (getGameType() != GType_ITE) {
+		_scene->setTrack(in->readSint16LE());
+		_scene->setProtag(in->readSint16LE());
+	}
 
 	// Inset scene
 	insetSceneNumber = in->readSint32LE();
@@ -287,6 +297,11 @@ void SagaEngine::load(const char *fileName) {
 
 	_isoMap->setMapPosition(mapx, mapy);
 
+	// Protagonist swapping
+	if (getGameType() != GType_ITE) {
+		// TODO 
+	}
+
 	_scene->clearSceneQueue();
 	_scene->changeScene(sceneNumber, ACTOR_NO_ENTRANCE, kTransitionNoFade);
 
diff --git a/engines/saga/scene.h b/engines/saga/scene.h
index 9f2305cfc5..6a67ac7430 100644
--- a/engines/saga/scene.h
+++ b/engines/saga/scene.h
@@ -310,6 +310,11 @@ class Scene {
 	#endif
 		return _sceneLUT[sceneNumber];
 	}
+	int currentProtag() const { return _currentProtag; }
+	int currentTrack() const { return _currentTrack; }
+	void setProtag(int pr) { _currentProtag = pr; }
+	void setTrack(int tr) { _currentTrack = tr; }
+
 	int currentSceneNumber() const { return _sceneNumber; }
 	int currentChapterNumber() const { return _chapterNumber; }
 	void setChapterNumber(int ch) { _chapterNumber = ch; }
@@ -347,6 +352,8 @@ class Scene {
 	int _sceneCount;
 	SceneQueueList _sceneQueue;
 	bool _sceneLoaded;
+	int _currentProtag;
+	int _currentTrack;
 	int _sceneNumber;
 	int _chapterNumber;
 	int _outsetSceneNumber;
diff --git a/engines/saga/sfuncs.cpp b/engines/saga/sfuncs.cpp
index 2b936844cc..deee3ed68d 100644
--- a/engines/saga/sfuncs.cpp
+++ b/engines/saga/sfuncs.cpp
@@ -875,15 +875,17 @@ void Script::sfSwapActors(SCRIPTFUNC_PARAMS) {
 		actor1->_flags &= ~kProtagonist;
 		actor2->_flags |= kProtagonist;
 		_vm->_actor->_protagonist = _vm->_actor->_centerActor = actor2;
+		if (_vm->getGameType() == GType_IHNM)
+			_vm->_scene->setProtag(actorId2);
 	} else if (actor2->_flags & kProtagonist) {
 		actor2->_flags &= ~kProtagonist;
 		actor1->_flags |= kProtagonist;
 		_vm->_actor->_protagonist = _vm->_actor->_centerActor = actor1;
+		if (_vm->getGameType() == GType_IHNM)
+			_vm->_scene->setProtag(actorId1);
 	}
 
-	// Here non-protagonist ID gets saved in variable
-	if (_vm->getGameType() == GType_IHNM)
-		warning("sfSwapActors: incomplete implementation");
+	// TODO: where is the protagonist ID used?
 }
 
 // Script function #35 (0x23)
-- 
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