From 638305fcbb9a1c53425b546a0deb2ea6c3208f5a Mon Sep 17 00:00:00 2001
From: Robert Špalek
Date: Sat, 7 Nov 2009 01:54:47 +0000
Subject: The hero turns the right direction after walking

svn-id: r45713
---
 engines/draci/game.cpp    |  3 ++-
 engines/draci/walking.cpp | 21 ++++++++++-----------
 engines/draci/walking.h   |  7 +++++--
 3 files changed, 17 insertions(+), 14 deletions(-)

diff --git a/engines/draci/game.cpp b/engines/draci/game.cpp
index ed5768fd42..baaca70508 100644
--- a/engines/draci/game.cpp
+++ b/engines/draci/game.cpp
@@ -983,7 +983,8 @@ void Game::setHeroPosition(const Common::Point &p) {
 
 void Game::positionHero(const Common::Point &p, SightDirection dir) {
 	setHeroPosition(p);
-	playHeroAnimation(_walkingState.animationForSightDirection(dir));
+	Common::Point mousePos(_vm->_mouse->getPosX(), _vm->_mouse->getPosY());
+	playHeroAnimation(_walkingState.animationForSightDirection(dir, _hero, mousePos, WalkingPath()));
 }
 
 Common::Point Game::findNearestWalkable(int x, int y) const {
diff --git a/engines/draci/walking.cpp b/engines/draci/walking.cpp
index 9edffc6996..fc194bf9d8 100644
--- a/engines/draci/walking.cpp
+++ b/engines/draci/walking.cpp
@@ -435,7 +435,7 @@ void WalkingState::startWalking(const Common::Point &p1, const Common::Point &p2
 	_dir = dir;
 
 	if (!_path.size()) {
-		return;
+		_path.push_back(p1);
 	}
 	if (_path.size() == 1 && p2 != p1) {
 		// Although the first and last point belong to the same
@@ -611,7 +611,7 @@ Movement WalkingState::animationForDirection(const Common::Point &here, const Co
 
 Movement WalkingState::directionForNextPhase() const {
 	if (_segment >= (int) (_path.size() - 2)) {
-		return animationForSightDirection(_dir);
+		return animationForSightDirection(_dir, _path[_path.size()-1], _mouse, _path);
 	} else {
 		return animationForDirection(_path[_segment+1], _path[_segment+2]);
 	}
@@ -698,24 +698,23 @@ Movement WalkingState::transitionBetweenAnimations(Movement previous, Movement n
 	}
 }
 
-Movement WalkingState::animationForSightDirection(SightDirection dir) const {
+Movement WalkingState::animationForSightDirection(SightDirection dir, const Common::Point &hero, const Common::Point &mouse, const WalkingPath &path) const {
 	switch (dir) {
+	case kDirectionMouse:
+		return mouse.x < hero.x ? kStopLeft : kStopRight;
 	case kDirectionLeft:
 		return kStopLeft;
 	case kDirectionRight:
 		return kStopRight;
 	default: {
-		const GameObject *dragon = _vm->_game->getObject(kDragonObject);
-		const int anim_index = _vm->_game->playingObjectAnimation(dragon);
-		if (anim_index >= 0) {
-			return static_cast<Movement> (anim_index);
-		} else {
-			return kStopRight;	// TODO
+		// Find the last horizontal direction on the path.
+		int i = path.size() - 1;
+		while (i >= 0 && path[i].x == hero.x) {
+			--i;
 		}
-		break;
+		return (i >= 0 && path[i].x < hero.x) ? kStopRight : kStopLeft;
 	}
 	}
-	// TODO: implement all needed functionality
 }
 
 }
diff --git a/engines/draci/walking.h b/engines/draci/walking.h
index 180c3cf855..6c8d9b9b07 100644
--- a/engines/draci/walking.h
+++ b/engines/draci/walking.h
@@ -128,8 +128,11 @@ public:
 	// scheduled animation.
 	void heroAnimationFinished();
 
-	// Returns the hero's animation corresponding to looking into given direction.
-	Movement animationForSightDirection(SightDirection dir) const;
+	// Returns the hero's animation corresponding to looking into given
+	// direction.  The direction can be smart and in that case this
+	// function needs to know the whole last path, the current position of
+	// the hero, or the mouse position.
+	Movement animationForSightDirection(SightDirection dir, const Common::Point &hero, const Common::Point &mouse, const WalkingPath &path) const;
 
 private:
 	DraciEngine *_vm;
-- 
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