TITANIC: Implemented CGameObject::find

7 files changed, 206 insertions, 3 deletions

diff --git a/engines/titanic/core/game_object.cpp b/engines/titanic/core/game_object.cpp
index 0a541bfb4d..ba8ab42c68 100644
--- a/engines/titanic/core/game_object.cpp
+++ b/engines/titanic/core/game_object.cpp
@@ -21,7 +21,9 @@
  */
 
 #include "titanic/core/game_object.h"
+#include "titanic/core/mail_man.h"
 #include "titanic/core/resource_key.h"
+#include "titanic/core/room_item.h"
 #include "titanic/pet_control/pet_control.h"
 #include "titanic/support/files_manager.h"
 #include "titanic/support/screen_manager.h"
@@ -568,4 +570,60 @@ void CGameObject::petDisplayMsg(const CString &msg) const {
 		pet->displayMessage(msg);
 }
 
+CGameObject *CGameObject::getMailManFirstObject() const {
+	CMailMan *mailMan = getMailMan();
+	return mailMan ? mailMan->getFirstObject() : nullptr;
+}
+
+CGameObject *CGameObject::getMailManNextObject(CGameObject *prior) const {
+	CMailMan *mailMan = getMailMan();
+	return mailMan ? mailMan->getNextObject(prior) : nullptr;
+}
+
+CGameObject *CGameObject::findRoomObject(const CString &name) const {
+	return static_cast<CGameObject *>(findRoom()->findByName(name));
+}
+
+Found CGameObject::find(const CString &name, CGameObject **item, int findAreas) {
+	CGameObject *go;
+	*item = nullptr;
+
+	// Scan under PET if flagged
+	if (findAreas & FIND_PET) {
+		for (go = getPetControl()->getFirstObject(); go; go = getPetControl()->getNextObject(go)) {
+			if (go->getName() == name) {
+				*item = go;
+				return FOUND_PET;
+			}
+		}
+	}
+
+	if (findAreas & FIND_MAILMAN) {
+		for (go = getMailManFirstObject(); go; go = getMailManNextObject(go)) {
+			if (go->getName() == name) {
+				*item = go;
+				return FOUND_MAILMAN;
+			}
+		}
+	}
+
+	if (findAreas & FIND_GLOBAL) {
+		go = static_cast<CGameObject *>(getRoot()->findByName(name));
+		if (go) {
+			*item = go;
+			return FOUND_GLOBAL;
+		}
+	}
+
+	if (findAreas & FIND_ROOM) {
+		go = findRoomObject(name);
+		if (go) {
+			*item = go;
+			return FOUND_ROOM;
+		}
+	}
+
+	return FOUND_NONE;
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/core/game_object.h b/engines/titanic/core/game_object.h
index 09a00e30bb..86687309e7 100644
--- a/engines/titanic/core/game_object.h
+++ b/engines/titanic/core/game_object.h
@@ -32,6 +32,9 @@
 
 namespace Titanic {
 
+enum Find { FIND_GLOBAL = 1, FIND_ROOM = 2, FIND_PET = 4, FIND_MAILMAN = 8 };
+enum Found { FOUND_NONE = 0, FOUND_GLOBAL = 1, FOUND_ROOM = 2, FOUND_PET = 3, FOUND_MAILMAN = 4 };
+
 class CVideoSurface;
 class CMouseDragStartMsg;
 class OSMovie;
@@ -165,6 +168,26 @@ protected:
 	* Display a message in the PET
 	*/
 	void petDisplayMsg(const CString &msg) const;
+
+	/**
+	 * Gets the first object under the system MailMan
+	 */
+	CGameObject *getMailManFirstObject() const;
+
+	/**
+	 * Gets the next object under the system MailMan
+	 */
+	CGameObject *getMailManNextObject(CGameObject *prior) const;
+
+	/**
+	 * Finds an object by name within the object's room
+	 */
+	CGameObject *findRoomObject(const CString &name) const;
+
+	/**
+	 * Finds an item in various system areas
+	 */
+	Found find(const CString &name, CGameObject **item, int findAreas);
 public:
 	int _field60;
 	CursorId _cursorId;
diff --git a/engines/titanic/core/mail_man.cpp b/engines/titanic/core/mail_man.cpp
new file mode 100644
index 0000000000..cb959245b5
--- /dev/null
+++ b/engines/titanic/core/mail_man.cpp
@@ -0,0 +1,50 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "titanic/core/mail_man.h"
+
+namespace Titanic {
+
+void CMailMan::save(SimpleFile *file, int indent) const {
+	file->writeNumberLine(1, indent);
+	file->writeNumberLine(_value, indent);
+	CGameObject::save(file, indent);
+}
+
+void CMailMan::load(SimpleFile *file) {
+	file->readNumber();
+	_value = file->readNumber();
+	CGameObject::load(file);
+}
+
+CGameObject *CMailMan::getFirstObject() const {
+	return static_cast<CGameObject *>(getFirstChild());
+}
+
+CGameObject *CMailMan::getNextObject(CGameObject *prior) const {
+	if (!prior || prior->getParent() != this)
+		return nullptr;
+
+	return static_cast<CGameObject *>(prior->getNextSibling());
+}
+
+} // End of namespace Titanic
diff --git a/engines/titanic/core/mail_man.h b/engines/titanic/core/mail_man.h
new file mode 100644
index 0000000000..d1c84e2264
--- /dev/null
+++ b/engines/titanic/core/mail_man.h
@@ -0,0 +1,61 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef TITANIC_MAIL_MAN_H
+#define TITANIC_MAIL_MAN_H
+
+#include "titanic/core/game_object.h"
+
+namespace Titanic {
+
+class CMailMan : public CGameObject {
+public:
+	int _value;
+public:
+	CLASSDEF
+	CMailMan() : CGameObject(), _value(1) {}
+
+	/**
+	 * Save the data for the class to file
+	 */
+	virtual void save(SimpleFile *file, int indent) const;
+
+	/**
+	 * Load the data for the class from file
+	 */
+	virtual void load(SimpleFile *file);
+
+	/**
+	 * Get the first game object stored in the PET
+	 */
+	CGameObject *getFirstObject() const;
+
+	/**
+	 * Get the next game object stored in the PET following
+	 * the passed game object
+	 */
+	CGameObject *getNextObject(CGameObject *prior) const;
+};
+
+} // End of namespace Titanic
+
+#endif /* TITANIC_MAIL_MAN_H */
diff --git a/engines/titanic/core/saveable_object.cpp b/engines/titanic/core/saveable_object.cpp
index 2eacbba4a0..4a57959b57 100644
--- a/engines/titanic/core/saveable_object.cpp
+++ b/engines/titanic/core/saveable_object.cpp
@@ -68,6 +68,7 @@
 #include "titanic/core/game_object_desc_item.h"
 #include "titanic/core/link_item.h"
 #include "titanic/core/list.h"
+#include "titanic/core/mail_man.h"
 #include "titanic/core/message_target.h"
 #include "titanic/core/movie_clip.h"
 #include "titanic/core/multi_drop_target.h"
@@ -156,7 +157,6 @@
 #include "titanic/game/light_switch.h"
 #include "titanic/game/little_lift_button.h"
 #include "titanic/game/long_stick_dispenser.h"
-#include "titanic/game/mail_man.h"
 #include "titanic/game/missiveomat.h"
 #include "titanic/game/missiveomat_button.h"
 #include "titanic/game/movie_tester.h"
@@ -475,6 +475,7 @@ DEFFN(CGameObject)
 DEFFN(CGameObjectDescItem)
 DEFFN(CLinkItem)
 DEFFN(ListItem)
+DEFFN(CMailMan)
 DEFFN(CMessageTarget)
 DEFFN(CMovieClip)
 DEFFN(CMultiDropTarget)
@@ -565,7 +566,6 @@ DEFFN(CLight)
 DEFFN(CLightSwitch)
 DEFFN(CLittleLiftButton)
 DEFFN(CLongStickDispenser)
-DEFFN(CMailMan)
 DEFFN(CMissiveOMat)
 DEFFN(CMissiveOMatButton)
 DEFFN(CMovieTester)
@@ -1061,6 +1061,7 @@ void CSaveableObject::initClassList() {
 	ADDFN(CLinkItem, CNamedItem);
 	ADDFN(ListItem, CSaveableObject);
 	ADDFN(CMessageTarget, CSaveableObject);
+	ADDFN(CMailMan, CGameObject);
 	ADDFN(CMovieClip, ListItem);
 	ADDFN(CMultiDropTarget, CDropTarget);
 	ADDFN(CNamedItem, CTreeItem);
@@ -1151,7 +1152,6 @@ void CSaveableObject::initClassList() {
 	ADDFN(CLightSwitch, CBackground);
 	ADDFN(CLittleLiftButton, CBackground);
 	ADDFN(CLongStickDispenser, CGameObject);
-	ADDFN(CMailMan, CGameObject);
 	ADDFN(CMissiveOMat, CGameObject);
 	ADDFN(CMissiveOMatButton, CEditControl);
 	ADDFN(CMovieTester, CGameObject);
diff --git a/engines/titanic/core/tree_item.cpp b/engines/titanic/core/tree_item.cpp
index d86e9b2f58..03bf0e764e 100644
--- a/engines/titanic/core/tree_item.cpp
+++ b/engines/titanic/core/tree_item.cpp
@@ -26,6 +26,7 @@
 #include "titanic/core/game_object.h"
 #include "titanic/core/game_object_desc_item.h"
 #include "titanic/core/link_item.h"
+#include "titanic/core/mail_man.h"
 #include "titanic/core/named_item.h"
 #include "titanic/core/node_item.h"
 #include "titanic/core/project_item.h"
@@ -275,6 +276,10 @@ CPetControl *CTreeItem::getPetControl() const {
 	return dynamic_cast<CPetControl *>(getDontSaveChild(CPetControl::_type));
 }
 
+CMailMan *CTreeItem::getMailMan() const {
+	return dynamic_cast<CMailMan *>(getDontSaveChild(CMailMan::_type));
+}
+
 CTreeItem *CTreeItem::getDontSaveChild(ClassDef *classDef) const {
 	CProjectItem *root = getRoot();
 	if (!root)
diff --git a/engines/titanic/core/tree_item.h b/engines/titanic/core/tree_item.h
index c44825f566..2f4ebc39f1 100644
--- a/engines/titanic/core/tree_item.h
+++ b/engines/titanic/core/tree_item.h
@@ -29,6 +29,7 @@ namespace Titanic {
 
 class CGameManager;
 class CDontSaveFileItem;
+class CMailMan;
 class CMessage;
 class CMusicRoom;
 class CNamedItem;
@@ -249,6 +250,11 @@ public:
 	CPetControl *getPetControl() const;
 
 	/**
+	 * Returns the MailMan
+	 */
+	CMailMan *getMailMan() const;
+
+	/**
 	 * Returns a child of the Dont Save area of the project of the given class
 	 */
 	CTreeItem *getDontSaveChild(ClassDef *classDef) const;