TITANIC: Implementing game logic classes

12 files changed, 316 insertions, 27 deletions

diff --git a/engines/titanic/carry/central_core.cpp b/engines/titanic/carry/central_core.cpp
index a50c95abbc..e210b34cbe 100644
--- a/engines/titanic/carry/central_core.cpp
+++ b/engines/titanic/carry/central_core.cpp
@@ -21,9 +21,16 @@
  */
 
 #include "titanic/carry/central_core.h"
+#include "titanic/npcs/parrot.h"
 
 namespace Titanic {
 
+BEGIN_MESSAGE_MAP(CCentralCore, CBrain)
+	ON_MESSAGE(UseWithOtherMsg)
+	ON_MESSAGE(DropZoneLostObjectMsg)
+	ON_MESSAGE(DropZoneGotObjectMsg)
+END_MESSAGE_MAP()
+
 void CCentralCore::save(SimpleFile *file, int indent) {
 	file->writeNumberLine(1, indent);
 	CBrain::save(file, indent);
@@ -34,4 +41,53 @@ void CCentralCore::load(SimpleFile *file) {
 	CBrain::load(file);
 }
 
+bool CCentralCore::UseWithOtherMsg(CUseWithOtherMsg *msg) {
+	CString name = msg->_other->getName();
+	if (name == "HammerDispensorButton") {
+		CPuzzleSolvedMsg solvedMsg;
+		solvedMsg.execute("BigHammer");
+	} else if (name == "SpeechCentre") {
+		CShowTextMsg textMsg("This does not reach.");
+		textMsg.execute("PET");
+	}
+
+	return CBrain::UseWithOtherMsg(msg);
+}
+
+bool CCentralCore::DropZoneLostObjectMsg(CDropZoneLostObjectMsg *msg) {
+	CString name = msg->_object->getName();
+	if (name == "PerchCoreHolder") {
+		CParrot::_v2 = 1;
+		if (isEquals("CentralCore"))
+			CParrot::_v5 = 0;
+
+		CActMsg actMsg("LosePerch");
+		actMsg.execute("ParrotLobbyController");
+	} else if (name == "PerchHolder") {
+		CActMsg actMsg("LoseStick");
+		actMsg.execute("ParrotLobbyController");
+	}
+
+	return true;
+}
+
+bool CCentralCore::DropZoneGotObjectMsg(CDropZoneGotObjectMsg *msg) {
+	CString name = msg->_object->getName();
+	if (name == "PerchCoreHolder") {
+		if (isEquals("CentralCore")) {
+			CParrot::_v5 = 1;
+			CActMsg actMsg("CoreReplaced");
+			actMsg.execute("ParrotCage");
+		}
+
+		CActMsg actMsg("GainPerch");
+		actMsg.execute("ParrotLobbyController");
+	} else if (name == "PerchHolder") {
+		CActMsg actMsg("GainStick");
+		actMsg.execute("ParrotLobbyController");
+	}
+
+	return true;
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/carry/central_core.h b/engines/titanic/carry/central_core.h
index 9d7bef2c13..cc5d9c2f95 100644
--- a/engines/titanic/carry/central_core.h
+++ b/engines/titanic/carry/central_core.h
@@ -28,6 +28,10 @@
 namespace Titanic {
 
 class CCentralCore : public CBrain {
+	DECLARE_MESSAGE_MAP;
+	bool UseWithOtherMsg(CUseWithOtherMsg *msg);
+	bool DropZoneLostObjectMsg(CDropZoneLostObjectMsg *msg);
+	bool DropZoneGotObjectMsg(CDropZoneGotObjectMsg *msg);
 public:
 	CLASSDEF;
 
diff --git a/engines/titanic/game/cell_point_button.cpp b/engines/titanic/game/cell_point_button.cpp
index 18ece09cb0..207dd73543 100644
--- a/engines/titanic/game/cell_point_button.cpp
+++ b/engines/titanic/game/cell_point_button.cpp
@@ -24,12 +24,17 @@
 
 namespace Titanic {
 
+BEGIN_MESSAGE_MAP(CCellPointButton, CBackground)
+	ON_MESSAGE(MouseButtonDownMsg)
+	ON_MESSAGE(EnterViewMsg)
+END_MESSAGE_MAP()
+
 CCellPointButton::CCellPointButton() : CBackground() {
 	_fieldE0 = 0;
 	_fieldE4 = 0;
 	_fieldE8 = 0;
 	_fieldEC = 0;
-	_fieldF0 = 0;
+	_regionNum = 0;
 	_fieldF4 = 0;
 	_fieldF8 = 0;
 	_fieldFC = 0;
@@ -44,7 +49,7 @@ void CCellPointButton::save(SimpleFile *file, int indent) {
 	file->writeNumberLine(_fieldE4, indent);
 	file->writeNumberLine(_fieldE8, indent);
 	file->writeNumberLine(_fieldEC, indent);
-	file->writeNumberLine(_fieldF0, indent);
+	file->writeNumberLine(_regionNum, indent);
 	file->writeNumberLine(_fieldF4, indent);
 	file->writeNumberLine(_fieldF8, indent);
 	file->writeNumberLine(_fieldFC, indent);
@@ -52,7 +57,7 @@ void CCellPointButton::save(SimpleFile *file, int indent) {
 	file->writeNumberLine(_field104, indent);
 	file->writeNumberLine(_field108, indent);
 	file->writeQuotedLine(_string3, indent);
-	file->writeNumberLine(_field118, indent);
+	file->writeNumberLine(_dialNum, indent);
 
 	CBackground::save(file, indent);
 }
@@ -63,7 +68,7 @@ void CCellPointButton::load(SimpleFile *file) {
 	_fieldE4 = file->readNumber();
 	_fieldE8 = file->readNumber();
 	_fieldEC = file->readNumber();
-	_fieldF0 = file->readNumber();
+	_regionNum = file->readNumber();
 	_fieldF4 = file->readNumber();
 	_fieldF8 = file->readNumber();
 	_fieldFC = file->readNumber();
@@ -71,9 +76,28 @@ void CCellPointButton::load(SimpleFile *file) {
 	_field104 = file->readNumber();
 	_field108 = file->readNumber();
 	_string3 = file->readString();
-	_field118 = file->readNumber();
+	_dialNum = file->readNumber();
 
 	CBackground::load(file);
 }
 
+bool CCellPointButton::MouseButtonDownMsg(CMouseButtonDownMsg *msg) {
+	if (getRandomNumber(2) == 0) {
+		CParrotSpeakMsg speakMsg("Cellpoints", _string3);
+		speakMsg.execute("PerchedParrot");
+	}
+
+	playMovie(0);
+	_regionNum = _regionNum ? 0 : 1;
+	playSound("z#425.wav");
+	talkSetDialRegion(_string3, _dialNum, _regionNum);
+
+	return true;
+}
+
+bool CCellPointButton::EnterViewMsg(CEnterViewMsg *msg) {
+	_regionNum = talkGetDialRegion(_string3, _dialNum);
+	return true;
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/game/cell_point_button.h b/engines/titanic/game/cell_point_button.h
index 6f1fdc3809..33f58cbb83 100644
--- a/engines/titanic/game/cell_point_button.h
+++ b/engines/titanic/game/cell_point_button.h
@@ -28,12 +28,15 @@
 namespace Titanic {
 
 class CCellPointButton : public CBackground {
+	DECLARE_MESSAGE_MAP;
+	bool MouseButtonDownMsg(CMouseButtonDownMsg *msg);
+	bool EnterViewMsg(CEnterViewMsg *msg);
 public:
 	int _fieldE0;
 	int _fieldE4;
 	int _fieldE8;
 	int _fieldEC;
-	int _fieldF0;
+	int _regionNum;
 	int _fieldF4;
 	int _fieldF8;
 	int _fieldFC;
@@ -41,7 +44,7 @@ public:
 	int _field104;
 	int _field108;
 	CString _string3;
-	int _field118;
+	int _dialNum;
 public:
 	CLASSDEF;
 	CCellPointButton();
diff --git a/engines/titanic/game/chev_code.cpp b/engines/titanic/game/chev_code.cpp
index ebc20578b7..4dd3ac3d4a 100644
--- a/engines/titanic/game/chev_code.cpp
+++ b/engines/titanic/game/chev_code.cpp
@@ -24,16 +24,147 @@
 
 namespace Titanic {
 
+BEGIN_MESSAGE_MAP(CChevCode, CGameObject)
+	ON_MESSAGE(SetChevLiftBits)
+	ON_MESSAGE(SetChevClassBits)
+	ON_MESSAGE(SetChevFloorBits)
+	ON_MESSAGE(SetChevRoomBits)
+	ON_MESSAGE(GetChevLiftNum)
+	ON_MESSAGE(GetChevClassNum)
+	ON_MESSAGE(GetChevFloorNum)
+	ON_MESSAGE(GetChevRoomNum)
+	ON_MESSAGE(CheckChevCode)
+	ON_MESSAGE(GetChevCodeFromRoomNameMsg)
+END_MESSAGE_MAP()
+
 void CChevCode::save(SimpleFile *file, int indent) {
 	file->writeNumberLine(1, indent);
-	file->writeNumberLine(_value, indent);
+	file->writeNumberLine(_floorBits, indent);
 	CGameObject::save(file, indent);
 }
 
 void CChevCode::load(SimpleFile *file) {
 	file->readNumber();
-	_value = file->readNumber();
+	_floorBits = file->readNumber();
 	CGameObject::load(file);
 }
 
+bool CChevCode::SetChevLiftBits(CSetChevLiftBits *msg) {
+	_floorBits &= ~0xC0000;
+	if (msg->_liftNum > 0 && msg->_liftNum < 5)
+		_floorBits = ((msg->_liftNum - 1) << 18) | _floorBits;
+
+	return true;
+}
+
+bool CChevCode::SetChevClassBits(CSetChevClassBits *msg) {
+	_floorBits &= ~0x30000;
+	if (msg->_classNum > 0 && msg->_classNum < 4)
+		_floorBits = (msg->_classNum << 16) | msg->_classNum;
+
+	return true;
+}
+
+bool CChevCode::SetChevFloorBits(CSetChevFloorBits *msg) {
+	int section = (msg->_floorNum + 4) / 10;
+	int index = (msg->_floorNum + 4) % 10;
+	_floorBits &= ~0xFF00;
+	
+	int val;
+	switch (section) {
+	case 0:
+		val = 144;
+		break;
+	case 1:
+		val = 208;
+		break;
+	case 2:
+		val = 224;
+		break;
+	case 3:
+		val = 240;
+		break;
+	default:
+		break;
+	}
+	
+	_floorBits |= ((index + val) << 8);
+	return true;
+}
+
+bool CChevCode::SetChevRoomBits(CSetChevRoomBits *msg) {
+	_floorBits &= ~0xff;
+	if (msg->_roomNum > 0 && msg->_roomNum < 128)
+		_floorBits |= msg->_roomNum * 2;
+
+	return true;
+}
+
+bool CChevCode::GetChevLiftNum(CGetChevLiftNum *msg) {
+	msg->_liftNum = (_floorBits >> 18) & 3 + 1;
+	return true;
+}
+
+bool CChevCode::GetChevClassNum(CGetChevClassNum *msg) {
+	msg->_classNum = (_floorBits >> 16) & 3;
+	return true;
+}
+
+bool CChevCode::GetChevFloorNum(CGetChevFloorNum *msg) {
+	int val1 = (_floorBits >> 8) & 0xF;
+	int val2 = (_floorBits >> 12) & 0xF - 9;
+
+	switch (val2) {
+	case 0:
+		val2 = 0;
+		break;
+	case 4:
+		val2 = 1;
+		break;
+	case 5:
+		val2 = 2;
+		break;
+	case 6:
+		val2 = 3;
+		break;
+	default:
+		val2 = 4;
+		break;
+	}
+
+	msg->_floorNum = (val1 >= 10) ? 0 : val1 * 10;
+	return true;
+}
+
+bool CChevCode::GetChevRoomNum(CGetChevRoomNum *msg) {
+	msg->_roomNum = (_floorBits >> 1) & 0x7F;
+	return true;
+}
+
+bool CChevCode::CheckChevCode(CCheckChevCode *msg) {
+	// TODO
+	return true;
+}
+
+bool CChevCode::GetChevCodeFromRoomNameMsg(CGetChevCodeFromRoomNameMsg *msg) {
+	static const char *const ROOM_NAMES[13] = {
+		"ParrotLobby", "sculptureChamber", "Bar", "EmbLobby", "MusicRoom",
+		"Titania", "BottomOfWell", "Arboretum", "PromenadeDeck",
+		"FCRestrnt", "CrtrsCham", "BilgeRoom", "Bridge"
+	};
+	static const uint CHEV_CODES[13] = {
+		0x1D0D9, 0x465FB, 0xB3D97, 0xCC971, 0xF34DB, 0x8A397, 0x59FAD,
+		0x4D6AF, 0x79C45, 0x196D9, 0x2F86D, 0x3D94B, 0x39FCB
+	};
+
+	for (int idx = 0; idx < 13; ++idx) {
+		if (msg->_roomName == ROOM_NAMES[idx]) {
+			msg->_chevCode = CHEV_CODES[idx];
+			break;
+		}
+	}
+
+	return true;
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/game/chev_code.h b/engines/titanic/game/chev_code.h
index c4552d00a2..88b26cd6ec 100644
--- a/engines/titanic/game/chev_code.h
+++ b/engines/titanic/game/chev_code.h
@@ -28,11 +28,22 @@
 namespace Titanic {
 
 class CChevCode : public CGameObject {
+	DECLARE_MESSAGE_MAP;
+	bool SetChevLiftBits(CSetChevLiftBits *msg);
+	bool SetChevClassBits(CSetChevClassBits *msg);
+	bool SetChevFloorBits(CSetChevFloorBits *msg);
+	bool SetChevRoomBits(CSetChevRoomBits *msg);
+	bool GetChevLiftNum(CGetChevLiftNum *msg);
+	bool GetChevClassNum(CGetChevClassNum *msg);
+	bool GetChevFloorNum(CGetChevFloorNum *msg);
+	bool GetChevRoomNum(CGetChevRoomNum *msg);
+	bool CheckChevCode(CCheckChevCode *msg);
+	bool GetChevCodeFromRoomNameMsg(CGetChevCodeFromRoomNameMsg *msg);
 public:
-	int _value;
+	int _floorBits;
 public:
 	CLASSDEF;
-	CChevCode() : CGameObject(), _value(0) {}
+	CChevCode() : CGameObject(), _floorBits(0) {}
 
 	/**
 	 * Save the data for the class to file
diff --git a/engines/titanic/game/sgt/chest_of_drawers.cpp b/engines/titanic/game/sgt/chest_of_drawers.cpp
index be62e12c8e..d9c72d3021 100644
--- a/engines/titanic/game/sgt/chest_of_drawers.cpp
+++ b/engines/titanic/game/sgt/chest_of_drawers.cpp
@@ -24,6 +24,12 @@
 
 namespace Titanic {
 
+BEGIN_MESSAGE_MAP(CChestOfDrawers, CSGTStateRoom)
+	ON_MESSAGE(TurnOn)
+	ON_MESSAGE(TurnOff)
+	ON_MESSAGE(MovieEndMsg)
+END_MESSAGE_MAP()
+
 void CChestOfDrawers::save(SimpleFile *file, int indent) {
 	file->writeNumberLine(1, indent);
 	CSGTStateRoom::save(file, indent);
@@ -34,4 +40,41 @@ void CChestOfDrawers::load(SimpleFile *file) {
 	CSGTStateRoom::load(file);
 }
 
+bool CChestOfDrawers::TurnOn(CTurnOn *msg) {
+	if (_statics->_v6 == "Closed" && _statics->_v5 == "Open") {
+		_fieldE0 = false;
+		_statics->_v6 = "Open";
+		_startFrame = 1;
+		_endFrame = 14;
+		playSound("b#11.wav");
+	}
+
+	return true;
+}
+
+bool CChestOfDrawers::TurnOff(CTurnOff *msg) {
+	if (_statics->_v6 == "Open" && _statics->_v5 == "Closed") {
+		CVisibleMsg visibleMsg;
+		visibleMsg.execute("Drawer");
+		_statics->_v6 = "Closed";
+		_fieldE0 = true;
+		
+		_startFrame = 14;
+		_endFrame = 27;
+		playMovie(14, 27, MOVIE_NOTIFY_OBJECT | MOVIE_GAMESTATE);
+		playSound("b#11.wav");
+	}
+
+	return true;
+}
+
+bool CChestOfDrawers::MovieEndMsg(CMovieEndMsg *msg) {
+	if (_statics->_v6 == "Open") {
+		CVisibleMsg visibleMsg;
+		visibleMsg.execute("Drawer");
+	}
+
+	return true;
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/game/sgt/chest_of_drawers.h b/engines/titanic/game/sgt/chest_of_drawers.h
index 16a1bf8fea..5bf852902b 100644
--- a/engines/titanic/game/sgt/chest_of_drawers.h
+++ b/engines/titanic/game/sgt/chest_of_drawers.h
@@ -28,6 +28,10 @@
 namespace Titanic {
 
 class CChestOfDrawers : public CSGTStateRoom {
+	DECLARE_MESSAGE_MAP;
+	bool TurnOn(CTurnOn *msg);
+	bool TurnOff(CTurnOff *msg);
+	bool MovieEndMsg(CMovieEndMsg *msg);
 public:
 	CLASSDEF;
 
diff --git a/engines/titanic/gfx/changes_season_button.cpp b/engines/titanic/gfx/changes_season_button.cpp
index d5242ad890..584a9542f3 100644
--- a/engines/titanic/gfx/changes_season_button.cpp
+++ b/engines/titanic/gfx/changes_season_button.cpp
@@ -21,9 +21,14 @@
  */
 
 #include "titanic/gfx/changes_season_button.h"
+#include "titanic/core/project_item.h"
 
 namespace Titanic {
 
+BEGIN_MESSAGE_MAP(CChangesSeasonButton, CSTButton)
+	ON_MESSAGE(MouseButtonDownMsg)
+END_MESSAGE_MAP()
+
 CChangesSeasonButton::CChangesSeasonButton() : CSTButton() {
 }
 
@@ -37,4 +42,10 @@ void CChangesSeasonButton::load(SimpleFile *file) {
 	CSTButton::load(file);
 }
 
+bool CChangesSeasonButton::MouseButtonDownMsg(CMouseButtonDownMsg *msg) {
+	CChangeSeasonMsg changeMsg(_actionName);
+	changeMsg.execute(getRoot(), nullptr, MSGFLAG_SCAN);
+	return true;
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/gfx/changes_season_button.h b/engines/titanic/gfx/changes_season_button.h
index 2b58a3199b..4f588187eb 100644
--- a/engines/titanic/gfx/changes_season_button.h
+++ b/engines/titanic/gfx/changes_season_button.h
@@ -28,6 +28,8 @@
 namespace Titanic {
 
 class CChangesSeasonButton : public CSTButton {
+	DECLARE_MESSAGE_MAP;
+	bool MouseButtonDownMsg(CMouseButtonDownMsg *msg);
 public:
 	CLASSDEF;
 	CChangesSeasonButton();
diff --git a/engines/titanic/messages/messages.h b/engines/titanic/messages/messages.h
index 9ee9ccb70d..816c5f5fd6 100644
--- a/engines/titanic/messages/messages.h
+++ b/engines/titanic/messages/messages.h
@@ -228,8 +228,8 @@ MESSAGE0(CDonNavHelmet);
 MESSAGE1(CDoorbotNeededInElevatorMsg, int, value, 0);
 MESSAGE0(CDoorbotNeededInHomeMsg);
 MESSAGE1(CDropObjectMsg, CCarry *, item, nullptr);
-MESSAGE1(CDropZoneGotObjectMsg, int, value, 0);
-MESSAGE1(CDropZoneLostObjectMsg, int, value, 0);
+MESSAGE1(CDropZoneGotObjectMsg, CGameObject *, object, nullptr);
+MESSAGE1(CDropZoneLostObjectMsg, CGameObject *, object, nullptr);
 MESSAGE1(CEjectCylinderMsg, int, value, 0);
 MESSAGE2(CPreEnterNodeMsg, CNodeItem *, oldNode, nullptr, CNodeItem *, newNode, nullptr);
 MESSAGE2(CPreEnterRoomMsg, CRoomItem *, oldRoom, nullptr, CRoomItem *, newRoom, nullptr);
@@ -240,15 +240,15 @@ MESSAGE2(CEnterViewMsg, CViewItem *, oldView, nullptr, CViewItem *, newView, nul
 MESSAGE0(CErasePhonographCylinderMsg);
 MESSAGE1(CFrameMsg, uint, ticks, 0);
 MESSAGE2(CFreshenCookieMsg, int, value1, 0, int, value2, 0);
-MESSAGE1(CGetChevClassBits, int, value, 0);
-MESSAGE1(CGetChevClassNum, int, value, 0);
-MESSAGE2(CGetChevCodeFromRoomNameMsg, CString, strValue, "", int, numValue, 0);
-MESSAGE1(CGetChevFloorBits, int, value, 0);
-MESSAGE1(CGetChevFloorNum, int, value, 0);
-MESSAGE1(CGetChevLiftBits, int, value, 0);
-MESSAGE1(CGetChevLiftNum, int, value, 0);
-MESSAGE1(CGetChevRoomBits, int, value, 0);
-MESSAGE1(CGetChevRoomNum, int, value, 0);
+MESSAGE1(CGetChevClassBits, int, classBits, 0);
+MESSAGE1(CGetChevClassNum, int, classNum, 0);
+MESSAGE2(CGetChevCodeFromRoomNameMsg, CString, roomName, "", uint, chevCode, 0);
+MESSAGE1(CGetChevFloorBits, int, floorBits, 0);
+MESSAGE1(CGetChevFloorNum, int, floorNum, 0);
+MESSAGE1(CGetChevLiftBits, int, liftBits, 0);
+MESSAGE1(CGetChevLiftNum, int, liftNum, 0);
+MESSAGE1(CGetChevRoomBits, int, roomNum, 0);
+MESSAGE1(CGetChevRoomNum, int, roomNum, 0);
 MESSAGE2(CHoseConnectedMsg, int, value, 1, CGameObject *, object, nullptr);
 MESSAGE0(CInitializeAnimMsg);
 MESSAGE1(CIsEarBowlPuzzleDone, int, value, 0);
@@ -308,12 +308,12 @@ MESSAGE2(CServiceElevatorFloorChangeMsg, int, value1, 0, int, value2, 0);
 MESSAGE0(CServiceElevatorFloorRequestMsg);
 MESSAGE1(CServiceElevatorMsg, int, value, 4);
 MESSAGE2(CSetChevButtonImageMsg, int, value1, 0, int, value2, 0);
-MESSAGE1(CSetChevClassBits, int, value, 0);
-MESSAGE1(CSetChevFloorBits, int, value, 0);
-MESSAGE1(CSetChevLiftBits, int, value, 0);
+MESSAGE1(CSetChevClassBits, int, classNum, 0);
+MESSAGE1(CSetChevFloorBits, int, floorNum, 0);
+MESSAGE1(CSetChevLiftBits, int, liftNum, 0);
 MESSAGE2(CSetChevPanelBitMsg, int, value1, 0, int, value2, 0);
 MESSAGE1(CSetChevPanelButtonsMsg, int, value, 0);
-MESSAGE1(CSetChevRoomBits, int, value, 0);
+MESSAGE1(CSetChevRoomBits, int, roomNum, 0);
 MESSAGE1(CSetFrameMsg, int, frameNumber, 0);
 MESSAGE0(CSetMusicControlsMsg);
 MESSAGE2(CSetVarMsg, CString, varName, "", int, value, 0);
diff --git a/engines/titanic/npcs/succubus.cpp b/engines/titanic/npcs/succubus.cpp
index 9652e9c7ac..872b4f33ba 100644
--- a/engines/titanic/npcs/succubus.cpp
+++ b/engines/titanic/npcs/succubus.cpp
@@ -727,7 +727,7 @@ bool CSuccUBus::SUBTransition(CSUBTransition *msg) {
 
 bool CSuccUBus::SetChevRoomBits(CSetChevRoomBits *msg) {
 	if (_enabled) {
-		_roomFlags = msg->_value;
+		_roomFlags = msg->_roomNum;
 		playSound("z#98.wav", 100);
 	}