TITANIC: Added CGameManager::viewChange

engines/titanic/core/project_item.cpp

@@ -189,10 +189,15 @@ void CProjectItem::saveGame(int slotId) {
 		Common::String::format("slot%d.gam", slotId));
 	file.open(saveFile);
 
+	// Signal the game is being saved
+	preSave();
+
 	// Save the contents out
 	saveData(&file, this);
 
+	// Close the file and signal that the saving has finished
 	file.close();
+	postSave();
 }
 
 void CProjectItem::clear() {
@@ -288,6 +293,16 @@ void CProjectItem::postLoad() {
 		petControl->postLoad();
 }
 
+void CProjectItem::preSave() {
+	if (_gameManager)
+		_gameManager->preSave(this);
+}
+
+void CProjectItem::postSave() {
+	if (_gameManager)
+		_gameManager->postSave();
+}
+
 CPetControl *CProjectItem::getPetControl() const {
 	CDontSaveFileItem *fileItem = getDontSaveFileItem();
 	CTreeItem *treeItem;

engines/titanic/core/project_item.h

@@ -88,6 +88,16 @@ private:
 	 */
 	void postLoad();
 
+	/**
+	 * Called when a game is about to be saved
+	 */
+	void preSave();
+
+	/**
+	 * Called when a game has finished being saved
+	 */
+	void postSave();
+
 	/**
 	 * Finds the first child instance of a given class type
 	 */

engines/titanic/core/tree_item.cpp

@@ -59,6 +59,16 @@ CString CTreeItem::dumpItem(int indent) const {
 	return result;
 }
 
+void CTreeItem::save(SimpleFile *file, int indent) const {
+	file->writeNumberLine(0, indent);
+	CMessageTarget::save(file, indent);
+}
+
+void CTreeItem::load(SimpleFile *file) {
+	file->readNumber();
+	CMessageTarget::load(file);
+}
+
 bool CTreeItem::isFileItem() const {
 	return isInstanceOf(CFileItem::_type);
 }
@@ -91,16 +101,6 @@ bool CTreeItem::isGameObjectDescItem() const {
 	return isInstanceOf(CGameObjectDescItem::_type);
 }
 
-void CTreeItem::save(SimpleFile *file, int indent) const {
-	file->writeNumberLine(0, indent);
-	CMessageTarget::save(file, indent);
-}
-
-void CTreeItem::load(SimpleFile *file) {
-	file->readNumber();
-	CMessageTarget::load(file);
-}
-
 CGameManager *CTreeItem::getGameManager() const {
 	return _parent ? _parent->getGameManager() : nullptr;
 }

engines/titanic/core/tree_item.h

@@ -119,6 +119,16 @@ public:
 	 */
 	virtual int compareTo(const CString &name, int maxLen) const { return false; }
 
+	/**
+	 * Gets the bounds occupied by the item
+	 */
+	virtual Common::Rect getBounds() { return Common::Rect(); }
+
+	/**
+	 * Called when the view changes
+	 */
+	virtual void viewChange() {}
+
 	/**
 	 * Get the parent for the given item
 	 */

engines/titanic/game_manager.cpp

@@ -147,4 +147,18 @@ void CGameManager::updateDiskTicksCount() {
 	_lastDiskTicksCount = g_vm->_events->getTicksCount();
 }
 
+void CGameManager::viewChange() {
+	delete _videoSurface1;
+	delete _videoSurface2;
+
+	_videoSurface1 = nullptr;
+	_videoSurface2 = CScreenManager::_screenManagerPtr->createSurface(600, 340);
+	_trueTalkManager.viewChange();
+
+	for (CTreeItem *treeItem = _project; treeItem; treeItem = treeItem->scan(_project))
+		treeItem->viewChange();
+
+	initBounds();
+}
+
 } // End of namespace Titanic

engines/titanic/game_manager.h

@@ -155,6 +155,11 @@ public:
 	 * Updates the state of the manager
 	 */
 	void update();
+
+	/**
+	 * Called when the view changes
+	 */
+	void viewChange();
 };
 
 } // End of namespace Titanic

engines/titanic/true_talk/true_talk_manager.cpp

@@ -179,4 +179,8 @@ void CTrueTalkManager::preLoad() {
 	warning("TODO: CTrueTalkManager::preLoad");
 }
 
+void CTrueTalkManager::viewChange() {
+	warning("CTrueTalkManager::viewChange");
+}
+
 } // End of namespace Titanic

engines/titanic/true_talk/true_talk_manager.h

@@ -97,6 +97,11 @@ public:
 	 */
 	void postSave() {}
 
+	/**
+	 * Called when the view changes
+	 */
+	void viewChange();
+
 	/**
 	 * Returns the scripts for the manager
 	 */