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// --------------------------------------------------------------------------
//
// File
// Name: CollectInBufferStream.h
// Purpose: Collect data in a buffer, and then read it out.
// Created: 2003/08/26
//
// --------------------------------------------------------------------------
#ifndef COLLECTINBUFFERSTREAM__H
#define COLLECTINBUFFERSTREAM__H
#include "IOStream.h"
#include "Guards.h"
// --------------------------------------------------------------------------
//
// Class
// Name: CollectInBufferStream
// Purpose: Collect data in a buffer, and then read it out.
// Created: 2003/08/26
//
// --------------------------------------------------------------------------
class CollectInBufferStream : public IOStream
{
public:
CollectInBufferStream();
~CollectInBufferStream();
private:
// No copying
CollectInBufferStream(const CollectInBufferStream &);
CollectInBufferStream(const IOStream &);
public:
virtual int Read(void *pBuffer, int NBytes, int Timeout = IOStream::TimeOutInfinite);
virtual pos_type BytesLeftToRead();
virtual void Write(const void *pBuffer, int NBytes);
virtual pos_type GetPosition() const;
virtual void Seek(pos_type Offset, int SeekType);
virtual bool StreamDataLeft();
virtual bool StreamClosed();
void SetForReading();
void Reset();
void *GetBuffer() const;
int GetSize() const;
bool IsSetForReading() const {return !mInWritePhase;}
private:
MemoryBlockGuard<char*> mBuffer;
int mBufferSize;
int mBytesInBuffer;
int mReadPosition;
bool mInWritePhase;
};
#endif // COLLECTINBUFFERSTREAM__H
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