TITANIC: Implement CBridgePiece message handlers

11 files changed, 191 insertions, 2 deletions

diff --git a/engines/titanic/carry/brain.cpp b/engines/titanic/carry/brain.cpp
index 0d1cdf7518..acc29b3f0e 100644
--- a/engines/titanic/carry/brain.cpp
+++ b/engines/titanic/carry/brain.cpp
@@ -21,9 +21,18 @@
  */
 
 #include "titanic/carry/brain.h"
+#include "titanic/game/brain_slot.h"
 
 namespace Titanic {
 
+BEGIN_MESSAGE_MAP(CBrain, CCarry)
+	ON_MESSAGE(UseWithOtherMsg)
+	ON_MESSAGE(VisibleMsg)
+	ON_MESSAGE(MouseDragStartMsg)
+	ON_MESSAGE(PassOnDragStartMsg)
+	ON_MESSAGE(PETGainedObjectMsg)
+END_MESSAGE_MAP()
+
 CBrain::CBrain() : CCarry(), _field134(0), _field138(0) {
 }
 
@@ -45,4 +54,81 @@ void CBrain::load(SimpleFile *file) {
 	CCarry::load(file);
 }
 
+bool CBrain::UseWithOtherMsg(CUseWithOtherMsg *msg) {
+	CBrainSlot *slot = static_cast<CBrainSlot *>(msg->_other);
+	if (slot) {
+		if (slot->getName() == "CentralCore") {
+			setVisible(false);
+			moveToHiddenRoom();
+			CAddHeadPieceMsg headpieceMsg(getName());
+			headpieceMsg.execute("CentralCoreSlot");
+		}
+		else if (!slot->_value1 && slot->getName() == "CentralCoreSlot") {
+			setVisible(false);
+			moveToHiddenRoom();
+			CAddHeadPieceMsg headpieceMsg(getName());
+			headpieceMsg.execute(msg->_other);
+			playSound("z#116.wav", 100, 0, 0);
+			setPosition(Point(0, 0));
+			setVisible(false);
+			_field134 = 1;
+		}
+
+		return true;
+	}
+	else {
+		return CCarry::UseWithOtherMsg(msg);
+	}
+}
+
+bool CBrain::VisibleMsg(CVisibleMsg *msg) {
+	setVisible(msg->_visible);
+	return true;
+}
+
+bool CBrain::MouseDragStartMsg(CMouseDragStartMsg *msg) {
+	if (!checkStartDragging(msg))
+		return false;
+
+	if (_field134) {
+		CTakeHeadPieceMsg headpieceMsg(getName());
+		headpieceMsg.execute("TitaniaControl");
+
+		_field134 = 0;
+		setVisible(true);
+		moveToView();
+
+		setPosition(Point(msg->_mousePos.x - _bounds.width() / 2,
+			msg->_mousePos.y - _bounds.height() / 2));
+	}
+
+	return CCarry::MouseDragStartMsg(msg);
+}
+
+bool CBrain::PassOnDragStartMsg(CPassOnDragStartMsg *msg) {
+	if (_field134) {
+		CTakeHeadPieceMsg headpieceMsg(getName());
+		headpieceMsg.execute("TitaniaControl");
+		_field134 = 0;
+
+		setVisible(true);
+		moveToView();
+		setPosition(Point(msg->_mousePos.x - _bounds.width() / 2,
+			msg->_mousePos.y - _bounds.height() / 2));
+	}
+
+	return CCarry::PassOnDragStartMsg(msg);
+}
+
+bool CBrain::PETGainedObjectMsg(CPETGainedObjectMsg *msg) {
+	if (!_field138) {
+		if (getName() == "Perch") {
+			incState38();
+			_field138 = 1;
+		}
+	}
+
+	return true;
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/carry/brain.h b/engines/titanic/carry/brain.h
index 14f9b632a0..3e24f5215b 100644
--- a/engines/titanic/carry/brain.h
+++ b/engines/titanic/carry/brain.h
@@ -24,10 +24,19 @@
 #define TITANIC_BRAIN_H
 
 #include "titanic/carry/carry.h"
+#include "titanic/messages/messages.h"
+#include "titanic/messages/mouse_messages.h"
+#include "titanic/messages/pet_messages.h"
 
 namespace Titanic {
 
 class CBrain : public CCarry {
+	DECLARE_MESSAGE_MAP
+	bool UseWithOtherMsg(CUseWithOtherMsg *msg);
+	bool VisibleMsg(CVisibleMsg *msg);
+	bool MouseDragStartMsg(CMouseDragStartMsg *msg);
+	bool PassOnDragStartMsg(CPassOnDragStartMsg *msg);
+	bool PETGainedObjectMsg(CPETGainedObjectMsg *msg);
 private:
 	Point _pos1;
 	int _field134;
diff --git a/engines/titanic/carry/bridge_piece.cpp b/engines/titanic/carry/bridge_piece.cpp
index e93d3c455a..0ed8ae6a9a 100644
--- a/engines/titanic/carry/bridge_piece.cpp
+++ b/engines/titanic/carry/bridge_piece.cpp
@@ -21,9 +21,15 @@
  */
 
 #include "titanic/carry/bridge_piece.h"
+#include "titanic/game/ship_setting.h"
 
 namespace Titanic {
 
+BEGIN_MESSAGE_MAP(CBridgePiece, CCarry)
+	ON_MESSAGE(UseWithOtherMsg)
+	ON_MESSAGE(PassOnDragStartMsg)
+END_MESSAGE_MAP()
+
 CBridgePiece::CBridgePiece() : CCarry(), _field140(0) {
 }
 
@@ -45,4 +51,45 @@ void CBridgePiece::load(SimpleFile *file) {
 	CCarry::load(file);
 }
 
+bool CBridgePiece::UseWithOtherMsg(CUseWithOtherMsg *msg) {
+	CShipSetting *shipSetting = static_cast<CShipSetting *>(msg->_other);
+	if (!shipSetting) {
+		return CCarry::UseWithOtherMsg(msg);
+	} else if (shipSetting->_string4 == "NULL") {
+		dropOnPet();
+		return true;
+	} else {
+		setVisible(false);
+		playSound("z#54.wav", 100, 0, 0);
+		setPosition(shipSetting->_pos1);
+		shipSetting->_string4 = getName();
+		moveToHiddenRoom();
+
+		CAddHeadPieceMsg headpieceMsg(shipSetting->getName() == _string6 ?
+			"Enable" : "Disable");
+		CSetFrameMsg frameMsg;
+
+		CString name = getName();
+		if (name == "ChickenBridge") {
+			frameMsg._frameNumber = 1;
+		} else if (name == "FanBridge") {
+			frameMsg._frameNumber = 2;
+		} else if (name == "SeasonBridge") {
+			frameMsg._frameNumber = 3;
+		} else if (name == "BeamBridge") {
+			frameMsg._frameNumber = 0;
+		}
+
+		frameMsg.execute(shipSetting);
+		headpieceMsg.execute(shipSetting);
+		return true;
+	}
+}
+
+bool CBridgePiece::PassOnDragStartMsg(CPassOnDragStartMsg *msg) {
+	setVisible(true);
+	moveToView();
+	return CCarry::PassOnDragStartMsg(msg);
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/carry/bridge_piece.h b/engines/titanic/carry/bridge_piece.h
index a641eb4574..5041cbc049 100644
--- a/engines/titanic/carry/bridge_piece.h
+++ b/engines/titanic/carry/bridge_piece.h
@@ -28,6 +28,9 @@
 namespace Titanic {
 
 class CBridgePiece : public CCarry {
+	DECLARE_MESSAGE_MAP
+	bool UseWithOtherMsg(CUseWithOtherMsg *msg);
+	bool PassOnDragStartMsg(CPassOnDragStartMsg *msg);
 private:
 	CString _string6;
 	Point _pos3;
diff --git a/engines/titanic/core/game_object.cpp b/engines/titanic/core/game_object.cpp
index ba8ab42c68..e0ca5ff6b9 100644
--- a/engines/titanic/core/game_object.cpp
+++ b/engines/titanic/core/game_object.cpp
@@ -626,4 +626,22 @@ Found CGameObject::find(const CString &name, CGameObject **item, int findAreas)
 	return FOUND_NONE;
 }
 
+void CGameObject::moveToHiddenRoom() {
+	CPetControl *pet = getPetControl();
+	if (pet) {
+		makeDirty();
+		pet->moveToHiddenRoom(this);
+	}
+}
+
+void CGameObject::moveToView() {
+	CViewItem *view = getGameManager()->getView();
+	detach();
+	view->addUnder(this);
+}
+
+void CGameObject::incState38() {
+	getGameManager()->_gameState.inc38();
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/core/game_object.h b/engines/titanic/core/game_object.h
index 86687309e7..3848222436 100644
--- a/engines/titanic/core/game_object.h
+++ b/engines/titanic/core/game_object.h
@@ -132,6 +132,7 @@ protected:
 	void soundFn2(int val, int val2);
 	void petFn2(int val);
 	void petFn3(CTreeItem *item);
+	void incState38();
 
 	/**
 	 * Plays a sound
@@ -188,6 +189,16 @@ protected:
 	 * Finds an item in various system areas
 	 */
 	Found find(const CString &name, CGameObject **item, int findAreas);
+
+	/**
+	 * Moves the item from it's original position to be under the hidden room
+	 */
+	void moveToHiddenRoom();
+
+	/**
+	 * Moves the item from it's original position to be under the current view
+	 */
+	void moveToView();
 public:
 	int _field60;
 	CursorId _cursorId;
diff --git a/engines/titanic/game/ship_setting.h b/engines/titanic/game/ship_setting.h
index 9783e69461..acc06d171f 100644
--- a/engines/titanic/game/ship_setting.h
+++ b/engines/titanic/game/ship_setting.h
@@ -30,7 +30,7 @@ namespace Titanic {
 
 class CShipSetting : public CBackground {
 	bool EnterRoomMsg(CEnterRoomMsg *msg);
-private:
+public:
 	CString _string3;
 	Point _pos1;
 	CString _string4;
diff --git a/engines/titanic/game_state.h b/engines/titanic/game_state.h
index 0fe8e6ad14..1176b2f6f2 100644
--- a/engines/titanic/game_state.h
+++ b/engines/titanic/game_state.h
@@ -123,6 +123,8 @@ public:
 	 * Adds a movie to the movie list
 	 */
 	void addMovie(CMovie *movie);
+
+	void inc38() { ++_field38; }
 };
 
 } // End of namespace Titanic
diff --git a/engines/titanic/messages/messages.h b/engines/titanic/messages/messages.h
index 4c26ec5b33..f1b782b9a1 100644
--- a/engines/titanic/messages/messages.h
+++ b/engines/titanic/messages/messages.h
@@ -344,7 +344,7 @@ MESSAGE0(CSubTurnOffMsg);
 MESSAGE0(CSubTurnOnMsg);
 MESSAGE2(CSummonBotMsg, CString, strValue, "", int, numValue, 0);
 MESSAGE1(CSummonBotQuerryMsg, CString, value, "");
-MESSAGE1(CTakeHeadPieceMsg, CString, value, "");
+MESSAGE1(CTakeHeadPieceMsg, CString, value, "NULL");
 MESSAGE2(CTextInputMsg, CString, value1, "", CString, value2, "");
 MESSAGE1(CTimeDilationMsg, int, value, 0);
 MESSAGE0(CTitleSequenceEndedMsg);
diff --git a/engines/titanic/pet_control/pet_control.cpp b/engines/titanic/pet_control/pet_control.cpp
index 2f119be5d3..a955b085cc 100644
--- a/engines/titanic/pet_control/pet_control.cpp
+++ b/engines/titanic/pet_control/pet_control.cpp
@@ -369,4 +369,12 @@ void CPetControl::addToInventory(CCarry *item) {
 	_inventory.addItem(item);
 }
 
+void CPetControl::moveToHiddenRoom(CTreeItem *item) {
+	CRoomItem *room = getHiddenRoom();
+	if (room) {
+		item->detach();
+		room->addUnder(item);
+	}
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/pet_control/pet_control.h b/engines/titanic/pet_control/pet_control.h
index 73dc69b0ab..88a738f2d8 100644
--- a/engines/titanic/pet_control/pet_control.h
+++ b/engines/titanic/pet_control/pet_control.h
@@ -217,6 +217,11 @@ public:
 	 * Adds an item to the PET inventory
 	 */
 	void addToInventory(CCarry *item);
+
+	/**
+	 * Moves a tree item from it's original position to be under the hidden room
+	 */
+	void moveToHiddenRoom(CTreeItem *item);
 };
 
 } // End of namespace Titanic