celtool/persisthelper.h Source File (CEL: Crystal Entity Layer 2.0 Public API Reference)

00001 /*
00002     Crystal Space Entity Layer
00003     Copyright (C) 2005 by Jorrit Tyberghein
00004   
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or (at your option) any later version.
00009   
00010     This library is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014   
00015     You should have received a copy of the GNU Library General Public
00016     License along with this library; if not, write to the Free
00017     Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
00018     MA 02111-1307, USA.
00019 */
00020 
00021 #ifndef __CEL_CELTOOL_PERSISTHELPER__
00022 #define __CEL_CELTOOL_PERSISTHELPER__
00023 
00024 #include "cstypes.h"
00025 #include "csutil/scf.h"
00026 #include "csutil/util.h"
00027 #include "csutil/array.h"
00028 #include "csutil/set.h"
00029 
00030 #include "celtool/celtoolextern.h"
00031 
00032 #include "physicallayer/persist.h"
00033 #include "physicallayer/propclas.h"
00034 
00035 struct iCelPlLayer;
00036 
00043 class CEL_CELTOOL_EXPORT celStandardLocalEntitySet : 
00044   public scfImplementation1<celStandardLocalEntitySet, 
00045                              iCelLocalEntitySet>
00046 {
00047 private:
00048   iCelPlLayer* pl;
00049 
00050   csArray<iCelEntity*> local_entities;
00051   csSet<csPtrKey<iCelEntity> > local_entities_set;
00052 
00053 public:
00054   celStandardLocalEntitySet (iCelPlLayer* pl);
00055   virtual ~celStandardLocalEntitySet ();
00056 
00057   virtual size_t GetEntityCount () const
00058   {
00059     return local_entities.GetSize ();
00060   }
00061   virtual iCelEntity* GetEntity (size_t idx) const
00062   {
00063     return local_entities[idx];
00064   }
00065   virtual void AddEntity (iCelEntity* entity)
00066   {
00067     local_entities.Push (entity);
00068     local_entities_set.Add (entity);
00069   }
00070   virtual bool IsLocal (iCelEntity* entity)
00071   {
00072     return local_entities_set.In (entity);
00073   }
00074   virtual bool IsLocal (iCelPropertyClass* pc)
00075   {
00076     return local_entities_set.In (pc->GetEntity ());
00077   }
00078   virtual csPtr<iCelDataBuffer> SaveExternalEntity (iCelEntity* entity);
00079   virtual iCelEntity* FindExternalEntity (iCelDataBuffer* databuf);
00080   virtual csPtr<iCelDataBuffer> SaveExternalPC (iCelPropertyClass* pc);
00081   virtual iCelPropertyClass* FindExternalPC (iCelDataBuffer* databuf);
00082 };
00083 
00087 class CEL_CELTOOL_EXPORT celStandardPersistentDataList : 
00088   public scfImplementation1<celStandardPersistentDataList, 
00089                              iCelPersistentDataList>
00090 {
00091  private:
00092   class celPersistentDataEntry
00093   {
00094   public:
00095     csRef<iCelDataBuffer> databuf;
00096     csString pc_name;
00097     csString pc_tag;
00098   };
00099   csArray<celPersistentDataEntry*> data_list;
00100   
00101  public:
00102   celStandardPersistentDataList ();
00103   virtual ~celStandardPersistentDataList ();
00104 
00105   virtual size_t GetCount () const
00106   { return data_list.GetSize (); }
00107 
00108   virtual bool GetPersistentData (size_t idx, csRef<iCelDataBuffer>& databuf, 
00109         csString& pc_name, csString& pc_tag) const;
00110 
00111   virtual void AddPersistentData (csRef<iCelDataBuffer>& databuf, 
00112         csString& pc_name, csString& pc_tag);
00113 };
00114 
00115 #endif // __CEL_CELTOOL_PERSISTHELPER__
00116