CrystalSpace

Public API Reference

csutil/databuf.h

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00001 /*
00002     Crystal Space Data Buffer class
00003     Copyright (C) 2000 by Andrew Zabolotny
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., 675 Mass Ave, Cambridge, MA 02139, USA.
00018 */
00019 
00020 #ifndef __CS_DATABUF_H__
00021 #define __CS_DATABUF_H__
00022 
00027 #include "csextern.h"
00028 #include "csutil/scf_implementation.h"
00029 #include "iutil/databuff.h"
00030 
00037 class csDataBuffer : public scfImplementation1<csDataBuffer, iDataBuffer>
00038 {
00040   char *Data;
00042   size_t Size;
00044   bool do_delete;
00045 
00046 public:
00048   csDataBuffer (size_t iSize)
00049     : scfImplementationType (this)
00050   {
00051     Size = iSize;
00052     Data = new char [Size]; 
00053     do_delete = true;
00054   }
00055 
00057   csDataBuffer (char *iData, size_t iSize, bool should_delete = true)
00058     : scfImplementationType (this)
00059   {
00060     Data = iData; 
00061     Size = iSize; 
00062     do_delete = should_delete;
00063   }
00064 
00066   csDataBuffer (iDataBuffer *source)
00067     : scfImplementationType (this)
00068   {
00069     Size = source->GetSize();
00070     Data = new char [Size + 1];
00071     memcpy (Data, source->GetData(), Size);
00072     Data[Size] = 0;
00073     do_delete = true;
00074   }
00075 
00077   virtual ~csDataBuffer ()
00078   {
00079     if (do_delete)
00080       delete [] Data;
00081   }
00082 
00084   virtual size_t GetSize () const
00085   { return Size; }
00086 
00088   virtual char* GetData () const
00089   { return Data; }
00090 };
00091 
00092 #endif // __CS_DATABUF_H__

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