From 7f3af129f218ee47f806e7672ffe4074b86194c2 Mon Sep 17 00:00:00 2001
From: Denis Kasak
Date: Tue, 7 Jul 2009 15:21:41 +0000
Subject: mplemented changing rooms properly (overlays and objects' animations
 are deleted before a new room is loaded) and set up a quick demonstration
 (left click advances to the next room, right click goes back).

svn-id: r42224
---
 engines/draci/game.cpp  | 15 +++++++++++++++
 engines/draci/game.h    | 14 ++++++++++++++
 engines/draci/mouse.cpp | 20 +++++++++++++++++++-
 3 files changed, 48 insertions(+), 1 deletion(-)

(limited to 'engines')

diff --git a/engines/draci/game.cpp b/engines/draci/game.cpp
index ab2302cae4..ddb5a58a5a 100644
--- a/engines/draci/game.cpp
+++ b/engines/draci/game.cpp
@@ -319,6 +319,21 @@ void Game::loadOverlays() {
 }
 
 void Game::changeRoom(uint roomNum) {
+	_vm->_roomsArchive->clearCache();	
+	_vm->_anims->deleteOverlays();
+
+	int oldRoomNum = _currentRoom._roomNum;
+
+	for (uint i = 0; i < _info->_numObjects; ++i) {
+		GameObject *obj = &_objects[i];
+	
+		if (i != 0 && obj->_location == oldRoomNum) {
+			for (uint j = 0; j < obj->_numSeq; ++j) {
+					_vm->_anims->deleteAnimation(obj->_seqTab[j]);
+			}
+		}
+	}
+
 	_currentRoom._roomNum = roomNum;
 	loadRoom(roomNum);
 	loadOverlays();
diff --git a/engines/draci/game.h b/engines/draci/game.h
index 14140f44e3..5ba0626557 100644
--- a/engines/draci/game.h
+++ b/engines/draci/game.h
@@ -106,6 +106,20 @@ public:
 
 	int getRoomNum();
 
+	// HACK: this is only for testing
+	void incRoomNum() { 
+		int n = _currentRoom._roomNum;
+		n = n < 25 ? n+1 : n;
+		_currentRoom._roomNum = n;
+	}
+
+	// HACK: same as above
+	void decRoomNum() { 
+		int n = _currentRoom._roomNum;
+		n = n > 0 ? n-1 : n;
+		_currentRoom._roomNum = n;
+	}
+
 	void loadRoom(uint roomNum);
 	int loadAnimation(uint animNum);
 	void loadOverlays();
diff --git a/engines/draci/mouse.cpp b/engines/draci/mouse.cpp
index b342487209..09216085a7 100644
--- a/engines/draci/mouse.cpp
+++ b/engines/draci/mouse.cpp
@@ -41,27 +41,45 @@ Mouse::Mouse(DraciEngine *vm) {
 void Mouse::handleEvent(Common::Event event) {
 	_x = (uint16) event.mouse.x;
 	_y = (uint16) event.mouse.y;
-
+	int room;
+	
 	switch (event.type) {
 	case Common::EVENT_LBUTTONDOWN:
 		debugC(6, kDraciGeneralDebugLevel, "Left button down (x: %u y: %u)", _x, _y);
 		_lButton = true;
+
+		// HACK: We change to the next room when the left mouse button is pressed.
+		// This is only for testing. 
+		_vm->_game->incRoomNum();		
+		room = _vm->_game->getRoomNum();		
+		_vm->_game->changeRoom(room);
 		break;
+
 	case Common::EVENT_LBUTTONUP:
 		debugC(6, kDraciGeneralDebugLevel, "Left button up (x: %u y: %u)", _x, _y);
 		_lButton = false;
 		break;
+
 	case Common::EVENT_RBUTTONDOWN:
 		debugC(6, kDraciGeneralDebugLevel, "Right button down (x: %u y: %u)", _x, _y);
 		_rButton = true;
+
+		// HACK: We change to the previous room when the right mouse button is pressed.
+		// This is only for testing. 
+		_vm->_game->decRoomNum();		
+		room = _vm->_game->getRoomNum();		
+		_vm->_game->changeRoom(room);
 		break;
+
 	case Common::EVENT_RBUTTONUP:
 		debugC(6, kDraciGeneralDebugLevel, "Right button up (x: %u y: %u)", _x, _y);
 		_rButton = false;
 		break;
+
 	case Common::EVENT_MOUSEMOVE:
 		setPosition(_x, _y);
 		break;	
+
 	default:
 		break;
 	}
-- 
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