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Editor/Objects/ObjectLoader.h

@@ -0,0 +1,104 @@
+////////////////////////////////////////////////////////////////////////////
+//
+//  Crytek Engine Source File.
+//  Copyright (C), Crytek Studios, 2002.
+// -------------------------------------------------------------------------
+//  File name:   objectloader.h
+//  Version:     v1.00
+//  Created:     15/8/2002 by Timur.
+//  Compilers:   Visual Studio.NET
+//  Description: 
+// -------------------------------------------------------------------------
+//  History:
+//
+////////////////////////////////////////////////////////////////////////////
+
+#ifndef __objectloader_h__
+#define __objectloader_h__
+
+#if _MSC_VER > 1000
+#pragma once
+#endif
+
+#include "ErrorReport.h"
+
+/** CObjectLoader used to load Bas Object and resolve ObjectId references while loading.
+*/
+class CObjectArchive
+{
+public:
+	XmlNodeRef node; //!< Current archive node.
+	bool bLoading;
+	bool bUndo;
+
+	CObjectArchive( IObjectManager *objMan,XmlNodeRef xmlRoot,bool loading );
+	~CObjectArchive();
+
+	//! Resolve callback with only one parameter of CBaseObject.
+	typedef Functor1<CBaseObject*> ResolveObjRefFunctor1;
+	//! Resolve callback with two parameters one is pointer to CBaseObject and second use data integer.
+	typedef Functor2<CBaseObject*,unsigned int> ResolveObjRefFunctor2;
+
+	/** Register Object id.
+		@param objectId Original object id from the file.
+		@param realObjectId Changed object id.
+	*/
+	//void RegisterObjectId( int objectId,int realObjectId );
+	
+	//! Set object resolve callback, it will be called once object with specified Id is loaded.
+	void SetResolveCallback( CBaseObject *fromObject,REFGUID objectId,ResolveObjRefFunctor1 &func );
+	//! Set object resolve callback, it will be called once object with specified Id is loaded.
+	void SetResolveCallback( CBaseObject *fromObject,REFGUID objectId,ResolveObjRefFunctor2 &func,uint userData );
+	//! Resolve all object ids and call callbacks on resolved objects.
+	void ResolveObjects();
+
+	// Save object to archive.
+	void SaveObject( CBaseObject *pObject );
+	
+	//! Load multiple objects from archive.
+	void LoadObjects( XmlNodeRef &rootObjectsNode );
+
+	//! Load one object from archive.
+	CBaseObject* LoadObject( XmlNodeRef &objNode,CBaseObject *pPrevObject=NULL );
+
+	//! If true new loaded objects will be assigned new GUIDs.
+	void MakeNewIds( bool bEnable );
+
+	//! Remap object ids.
+	void RemapID( REFGUID oldId,REFGUID newId );
+
+	//! Report error during loading.
+	void ReportError( CErrorRecord &err );
+	//! Assigner different error report class.
+	void SetErrorReport( CErrorReport *errReport );
+	//! Display collected error reports.
+	void ShowErrors();
+
+private:
+	IObjectManager* m_objectManager;
+	struct Callback {
+		ResolveObjRefFunctor1 func1;
+		ResolveObjRefFunctor2 func2;
+		uint userData;
+		TSmartPtr<CBaseObject> fromObject;
+		Callback() { func1 = 0; func2 = 0; userData = 0; };
+	};
+	typedef std::multimap<GUID,Callback,guid_less_predicate> Callbacks;
+	Callbacks m_resolveCallbacks;
+
+	// Set of all saved objects to this archive.
+	typedef std::set<CBaseObject*> ObjectsSet;
+	ObjectsSet m_objectsSet;
+
+	typedef std::multimap<int,CBaseObject*> OrderedObjects;
+	OrderedObjects m_orderedObjects;
+
+	// Loaded objects IDs, used for remapping of GUIDs.
+	std::map<GUID,GUID,guid_less_predicate> m_IdRemap;
+
+	//! If true new loaded objects will be assigned new GUIDs.
+	bool m_bMakeNewIds;
+	CErrorReport *m_pCurrentErrorReport;
+};
+
+#endif // __objectloader_h__