From b3de0843a9cd66e133a33b467da1f6ba1a572db9 Mon Sep 17 00:00:00 2001
From: lukaslw
Date: Thu, 6 Mar 2014 04:20:47 +0100
Subject: DRACI: Opening inventory during movements and actions.

---
 engines/draci/game.cpp    | 20 +++++++++++++++++---
 engines/draci/game.h      |  1 +
 engines/draci/walking.cpp |  8 ++++++--
 engines/draci/walking.h   |  5 +++++
 4 files changed, 29 insertions(+), 5 deletions(-)

(limited to 'engines/draci')

diff --git a/engines/draci/game.cpp b/engines/draci/game.cpp
index 3a335f249a..b98593c8a4 100644
--- a/engines/draci/game.cpp
+++ b/engines/draci/game.cpp
@@ -891,9 +891,6 @@ void Game::putItem(GameItem *item, int position) {
 void Game::inventoryInit() {
 	// Pause all "background" animations
 	_vm->_anims->pauseAnimations();
-	if (_walkingState.isActive()) {
-		walkHero(_hero.x, _hero.y, kDirectionLast);
-	}
 
 	// Draw the inventory and the current items
 	inventoryDraw();
@@ -904,6 +901,13 @@ void Game::inventoryInit() {
 	// Set the appropriate loop status
 	setLoopStatus(kStatusInventory);
 
+	if (_walkingState.isActive()) {
+		_walkingState.stopWalking();
+		walkHero(_hero.x, _hero.y, kDirectionLast);
+	} else {
+		_lastTarget = _hero;
+	}
+
 	// Don't return from the inventory mode immediately if the mouse is out.
 	_mouseChangeTick = kMouseDoNotSwitch;
 }
@@ -922,6 +926,10 @@ void Game::inventoryDone() {
 		}
 	}
 
+	// Start moving to last target
+	walkHero(_lastTarget.x, _lastTarget.y, kDirectionLast);
+	_walkingState.callbackLast();
+
 	// Reset item under cursor
 	_itemUnderCursor = NULL;
 
@@ -1208,6 +1216,12 @@ void Game::walkHero(int x, int y, SightDirection dir) {
 		debug(1, "Unreachable point [%d,%d]", target.x, target.y);
 		return;
 	}
+
+	// Save point of player's last target.
+	if(_loopStatus != kStatusInventory) {
+		_lastTarget = target;
+	}
+
 	_walkingMap.obliquePath(shortestPath, &obliquePath);
 	debugC(2, kDraciWalkingDebugLevel, "Walking path lengths: shortest=%d oblique=%d", shortestPath.size(), obliquePath.size());
 	if (_vm->_showWalkingMap) {
diff --git a/engines/draci/game.h b/engines/draci/game.h
index 638c979d61..53a472a552 100644
--- a/engines/draci/game.h
+++ b/engines/draci/game.h
@@ -356,6 +356,7 @@ private:
 
 	Common::Point _hero;
 	Common::Point _heroLoading;
+	Common::Point _lastTarget;
 
 	int *_variables;
 	Person *_persons;
diff --git a/engines/draci/walking.cpp b/engines/draci/walking.cpp
index 1467ecee35..1670c9a029 100644
--- a/engines/draci/walking.cpp
+++ b/engines/draci/walking.cpp
@@ -439,8 +439,8 @@ void WalkingState::startWalking(const Common::Point &p1, const Common::Point &p2
 }
 
 void WalkingState::setCallback(const GPL2Program *program, uint16 offset) {
-	_callback = program;
-	_callbackOffset = offset;
+	_callback = _callbackLast = program;
+	_callbackOffset = _callbackOffsetLast = offset;
 }
 
 void WalkingState::callback() {
@@ -454,6 +454,10 @@ void WalkingState::callback() {
 	_vm->_script->runWrapper(originalCallback, _callbackOffset, true, false);
 }
 
+void WalkingState::callbackLast() {
+	setCallback(_callbackLast, _callbackOffsetLast);
+}
+
 bool WalkingState::continueWalkingOrClearPath() {
 	const bool stillWalking = continueWalking();
 	if (!stillWalking) {
diff --git a/engines/draci/walking.h b/engines/draci/walking.h
index ee2b48d083..fcdef3830e 100644
--- a/engines/draci/walking.h
+++ b/engines/draci/walking.h
@@ -110,6 +110,8 @@ public:
 		_lastAnimPhase = 0;
 		_turningFinished = 0;
 		_callbackOffset = 0;
+		_callbackOffsetLast = 0;
+		_callbackLast = 0;
 
 		stopWalking();
 	}
@@ -124,6 +126,7 @@ public:
 
 	void setCallback(const GPL2Program *program, uint16 offset);
 	void callback();
+	void callbackLast();
 
 	bool isActive() const { return _path.size() > 0; }
 
@@ -157,7 +160,9 @@ private:
 	bool _turningFinished;
 
 	const GPL2Program *_callback;
+	const GPL2Program *_callbackLast;
 	uint16 _callbackOffset;
+	uint16 _callbackOffsetLast;
 
 	// Initiates turning of the dragon into the direction for the next
 	// segment / after walking.  Returns false when there is nothing left
-- 
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