TITANIC: Implemented TT manager loadAssets, beginnings of CDialogueFile

4 files changed, 151 insertions, 11 deletions

diff --git a/engines/titanic/true_talk/dialogue_file.cpp b/engines/titanic/true_talk/dialogue_file.cpp
new file mode 100644
index 0000000000..341d973f36
--- /dev/null
+++ b/engines/titanic/true_talk/dialogue_file.cpp
@@ -0,0 +1,51 @@
+/* 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/true_talk/dialogue_file.h"
+
+namespace Titanic {
+
+CDialogueFile::CDialogueFile(const CString &filename, uint count) {
+	if (!_file.open(filename))
+		error("Could not locate dialogue file - %s", filename.c_str());
+	
+	_data1.resize(count);
+
+	_file.readUint32LE();		// Skip over file Id
+	_entries.resize(_file.readUint32LE());
+
+	// Read in the entries
+	for (uint idx = 0; idx < _entries.size(); ++idx) {
+		_entries[idx].v1 = _file.readUint32LE();
+		_entries[idx].v2 = _file.readUint32LE();
+	}
+}
+
+CDialogueFile::~CDialogueFile() {
+	clear();
+}
+
+void CDialogueFile::clear() {
+	_file.close();
+}
+
+} // End of namespace Titanic
diff --git a/engines/titanic/true_talk/dialogue_file.h b/engines/titanic/true_talk/dialogue_file.h
new file mode 100644
index 0000000000..00bacacbd2
--- /dev/null
+++ b/engines/titanic/true_talk/dialogue_file.h
@@ -0,0 +1,55 @@
+/* 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_DIALOGUE_FILE_H
+#define TITANIC_DIALOGUE_FILE_H
+
+#include "common/file.h"
+#include "titanic/support/string.h"
+
+namespace Titanic {
+
+class CDialogueFile {
+	struct CDialogueFileEntry {
+		uint v1;
+		uint v2;
+	};
+	struct EntryRec {
+		uint v1, v2, v3, v4, v5;
+	};
+private:
+	Common::File _file;
+	Common::Array<CDialogueFileEntry> _entries;
+	Common::Array<EntryRec> _data1;
+public:
+	CDialogueFile(const CString &filename, uint count);
+	~CDialogueFile();
+
+	/**
+	 * Clear the loaded data
+	 */
+	void clear();
+};
+
+} // End of namespace Titanic
+
+#endif /* TITANIC_TITLE_ENGINE_H */
diff --git a/engines/titanic/true_talk/true_talk_manager.cpp b/engines/titanic/true_talk/true_talk_manager.cpp
index 6abce89148..2e43266b65 100644
--- a/engines/titanic/true_talk/true_talk_manager.cpp
+++ b/engines/titanic/true_talk/true_talk_manager.cpp
@@ -42,7 +42,12 @@ bool CTrueTalkManager::_v10;
 int CTrueTalkManager::_v11[41];
 
 CTrueTalkManager::CTrueTalkManager(CGameManager *owner) : 
-		_gameManager(owner), _scripts(&_titleEngine), _currentCharId(0) {
+		_gameManager(owner), _scripts(&_titleEngine), _currentCharId(0),
+		_dialogueFile(nullptr), _field14(0) {
+}
+
+CTrueTalkManager::~CTrueTalkManager() {
+	clear();
 }
 
 void CTrueTalkManager::save(SimpleFile *file) const {
@@ -127,6 +132,12 @@ void CTrueTalkManager::saveStatics(SimpleFile *file) {
 		file->writeNumber(_v11[idx]);
 }
 
+void CTrueTalkManager::clear() {
+	delete _dialogueFile;
+	_dialogueFile = nullptr;
+	_currentCharId = 0;
+}
+
 void CTrueTalkManager::setFlags(int index, int val) {
 	switch (index) {
 	case 1:
@@ -181,10 +192,6 @@ void CTrueTalkManager::preLoad() {
 	warning("TODO: CTrueTalkManager::preLoad");
 }
 
-void CTrueTalkManager::viewChange() {
-	warning("CTrueTalkManager::viewChange");
-}
-
 void CTrueTalkManager::update1() {
 	//warning("CTrueTalkManager::update1");
 }
@@ -194,7 +201,7 @@ void CTrueTalkManager::update2() {
 }
 
 void CTrueTalkManager::start(CTrueTalkNPC *npc, int val2, int val3) {
-	warning("CTrueTalkManager::fn1");
+	
 }
 
 TTNamedScript *CTrueTalkManager::getTalker(const CString &name) const {
@@ -249,4 +256,22 @@ TTRoomScript *CTrueTalkManager::getRoomScript() const {
 	return script;
 }
 
+void CTrueTalkManager::loadAssets(CTrueTalkNPC *npc, int charId) {
+	// If assets for the character are already loaded, simply exit
+	if (_currentCharId == charId)
+		return;
+
+	// Clear any previously loaded data
+	clear();
+
+	// Signal the NPC to get the asset details
+	CTrueTalkGetAssetDetailsMsg detailsMsg;
+	detailsMsg.execute(npc);
+
+	if (!detailsMsg._filename.empty()) {
+		_dialogueFile = new CDialogueFile(detailsMsg._filename, 20);
+		_field14 = detailsMsg._numValue + 1;
+	}
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/true_talk/true_talk_manager.h b/engines/titanic/true_talk/true_talk_manager.h
index 5507cf2a4c..a7258c587f 100644
--- a/engines/titanic/true_talk/true_talk_manager.h
+++ b/engines/titanic/true_talk/true_talk_manager.h
@@ -24,6 +24,7 @@
 #define TITANIC_TRUE_TALK_MANAGER_H
 
 #include "titanic/support/simple_file.h"
+#include "titanic/true_talk/dialogue_file.h"
 #include "titanic/true_talk/title_engine.h"
 #include "titanic/true_talk/tt_scripts.h"
 
@@ -39,6 +40,8 @@ private:
 	CTitleEngine _titleEngine;
 	TTScripts _scripts;
 	int _currentCharId;
+	CDialogueFile *_dialogueFile;
+	int _field14;
 private:
 	/**
 	 * Loads the statics for the class
@@ -69,6 +72,11 @@ private:
 	 * Gets the script associated with the current room
 	 */
 	TTRoomScript *getRoomScript() const;
+
+	/**
+	 * Loads assets for the current character, if it's changed
+	 */
+	void loadAssets(CTrueTalkNPC *npc, int charId);
 public:
 	static int _v1;
 	static int _v2;
@@ -85,6 +93,7 @@ public:
 	static void setFlags(int index, int val);
 public:
 	CTrueTalkManager(CGameManager *owner);
+	~CTrueTalkManager();
 
 	/**
 	 * Save the data for the class to file
@@ -97,6 +106,11 @@ public:
 	void load(SimpleFile *file);
 
 	/**
+	 * Clear the manager
+	 */
+	void clear();
+
+	/**
 	 * Called when a game is about to be loaded
 	 */
 	void preLoad();
@@ -117,11 +131,6 @@ public:
 	void postSave() {}
 
 	/**
-	 * Called when the view changes
-	 */
-	void viewChange();
-
-	/**
 	 * Returns the scripts for the manager
 	 */
 	TTScripts &getScripts() { return _scripts; }