From 579c343d1361801c936eedae50d956018a7d83f4 Mon Sep 17 00:00:00 2001
From: lukaslw
Date: Sat, 8 Mar 2014 00:31:27 +0100
Subject: DRACI: Saving improvements (item in hand and hero position).

---
 engines/draci/game.cpp     | 23 ++++++++++++++++++++++-
 engines/draci/game.h       |  7 ++++++-
 engines/draci/saveload.cpp |  7 ++++---
 engines/draci/saveload.h   |  2 +-
 engines/draci/script.cpp   | 17 +++++++++++++++--
 5 files changed, 48 insertions(+), 8 deletions(-)

diff --git a/engines/draci/game.cpp b/engines/draci/game.cpp
index e5ff1f079a..98777a7eca 100644
--- a/engines/draci/game.cpp
+++ b/engines/draci/game.cpp
@@ -926,10 +926,12 @@ void Game::inventoryDraw() {
 void Game::inventoryReload() {
 	// Make sure all items are loaded into memory (e.g., after loading a
 	// savegame) by re-putting them on the same spot in the inventory.
+	GameItem *tempItem = _currentItem;
 	for (uint i = 0; i < kInventorySlots; ++i) {
 		putItem(_inventory[i], i);
 	}
 	setPreviousItemPosition(0);
+	_currentItem = tempItem;
 }
 
 void Game::inventorySwitch(int keycode) {
@@ -1572,7 +1574,7 @@ Game::~Game() {
 	delete[] _items;
 }
 
-void Game::DoSync(Common::Serializer &s) {
+void Game::DoSync(Common::Serializer &s, uint8 saveVersion) {
 	s.syncAsUint16LE(_currentRoom._roomNum);
 
 	for (uint i = 0; i < _info._numObjects; ++i) {
@@ -1603,6 +1605,25 @@ void Game::DoSync(Common::Serializer &s) {
 		s.syncAsSint16LE(_dialogueVars[i]);
 	}
 
+	if(saveVersion >= 2) {
+		setPositionLoaded(true);
+		if (s.isSaving()) {
+			s.syncAsSint16LE(_hero.x);
+			s.syncAsSint16LE(_hero.y);
+
+			int handItemID = _currentItem ? _currentItem->_absNum : -1;
+			s.syncAsSint16LE(handItemID);
+		} else {
+			s.syncAsSint16LE(_heroLoading.x);
+			s.syncAsSint16LE(_heroLoading.y);
+
+			int handItemID = -1;
+			s.syncAsSint16LE(handItemID);
+			_currentItem = getItem(handItemID);
+		}
+	} else {
+		_currentItem = 0;
+	}
 }
 
 static double real_to_double(byte real[6]) {
diff --git a/engines/draci/game.h b/engines/draci/game.h
index 4a8f3de269..d3ae36e816 100644
--- a/engines/draci/game.h
+++ b/engines/draci/game.h
@@ -215,6 +215,7 @@ public:
 	void walkHero(int x, int y, SightDirection dir);	// start walking and leave callback as is
 	void setHeroPosition(const Common::Point &p);
 	const Common::Point &getHeroPosition() const { return _hero; }
+	const Common::Point &getHeroLoadingPosition() const { return _heroLoading; }
 	void positionAnimAsHero(Animation *anim);
 	void positionHeroAsAnim(Animation *anim);
 
@@ -290,6 +291,8 @@ public:
 	void setExitLoop(bool exit) { _shouldExitLoop = exit; }
 	bool isReloaded() const { return _isReloaded; }
 	void setIsReloaded(bool value) { _isReloaded = value; }
+	bool isPositionLoaded() { return _isPositionLoaded; }
+	void setPositionLoaded(bool value) { _isPositionLoaded = value; }
 
 	void setSpeechTiming(uint tick, uint duration);
 	void shiftSpeechAndFadeTick(int delta);
@@ -327,7 +330,7 @@ public:
 	void setEnableSpeedText(bool value) { _enableSpeedText = value; }
 	bool getEnableSpeedText() const { return _enableSpeedText; }
 
-	void DoSync(Common::Serializer &s);
+	void DoSync(Common::Serializer &s, uint8 saveVersion);
 
 private:
 	void updateOrdinaryCursor();
@@ -352,6 +355,7 @@ private:
 	GameInfo _info;
 
 	Common::Point _hero;
+	Common::Point _heroLoading;
 
 	int *_variables;
 	Person *_persons;
@@ -395,6 +399,7 @@ private:
 	bool _shouldQuit;
 	bool _shouldExitLoop;
 	bool _isReloaded;
+	bool _isPositionLoaded;
 
 	uint _speechTick;
 	uint _speechDuration;
diff --git a/engines/draci/saveload.cpp b/engines/draci/saveload.cpp
index 31ac63b791..3e7f8651c1 100644
--- a/engines/draci/saveload.cpp
+++ b/engines/draci/saveload.cpp
@@ -45,7 +45,8 @@ bool readSavegameHeader(Common::InSaveFile *in, DraciSavegameHeader &header) {
 		return false;
 
 	header.version = in->readByte();
-	if (header.version != DRACI_SAVEGAME_VERSION)
+	// Version 1 is compatible with Version 2
+	if (header.version > DRACI_SAVEGAME_VERSION)
 		return false;
 
 	// Read in the string
@@ -106,7 +107,7 @@ Common::Error saveSavegameData(int saveGameIdx, const Common::String &saveName,
 	} else {
 		// Create the remainder of the savegame
 		Common::Serializer s(NULL, f);
-		vm._game->DoSync(s);
+		vm._game->DoSync(s, header.version);
 
 		f->finalize();
 		delete f;
@@ -140,7 +141,7 @@ Common::Error loadSavegameData(int saveGameIdx, DraciEngine *vm) {
 
 	// Synchronise the remaining data of the savegame
 	Common::Serializer s(f, NULL);
-	vm->_game->DoSync(s);
+	vm->_game->DoSync(s, header.version);
 	delete f;
 
 	// Post-processing
diff --git a/engines/draci/saveload.h b/engines/draci/saveload.h
index 8b38ccb94f..6f951a3409 100644
--- a/engines/draci/saveload.h
+++ b/engines/draci/saveload.h
@@ -29,7 +29,7 @@
 
 namespace Draci {
 
-#define DRACI_SAVEGAME_VERSION 1
+#define DRACI_SAVEGAME_VERSION 2
 
 struct DraciSavegameHeader {
 	uint8 version;
diff --git a/engines/draci/script.cpp b/engines/draci/script.cpp
index 97dde39809..1149cdf717 100644
--- a/engines/draci/script.cpp
+++ b/engines/draci/script.cpp
@@ -634,8 +634,16 @@ void Script::stayOn(const Common::Array<int> &params) {
 		return;
 	}
 
-	int x = params[0];
-	int y = params[1];
+	int x, y;
+	Common::Point afterLoadingPos = _vm->_game->getHeroLoadingPosition();
+	if(_vm->_game->isPositionLoaded() == true) {
+		x = afterLoadingPos.x;
+		y = afterLoadingPos.y;
+	}
+	else {
+		x = params[0];
+		y = params[1];
+	}
 	SightDirection dir = static_cast<SightDirection> (params[2]);
 
 	// Jumps into the given position regardless of the walking map.
@@ -670,6 +678,11 @@ void Script::walkOnPlay(const Common::Array<int> &params) {
 		return;
 	}
 
+	if(_vm->_game->isPositionLoaded() == true) {
+		_vm->_game->setPositionLoaded(false);
+		return;
+	}
+
 	int x = params[0];
 	int y = params[1];
 	SightDirection dir = static_cast<SightDirection> (params[2]);
-- 
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