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/*
** ClanLib SDK
** Copyright (c) 1997-2005 The ClanLib Team
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
** Note: Some of the libraries ClanLib may link to may have additional
** requirements or restrictions.
**
** File Author(s):
**
** Magnus Norddahl
** (if your name is missing here, please add it)
*/
#ifndef header_outputsource_memory_generic
#define header_outputsource_memory_generic
#if _MSC_VER > 1000
#pragma once
#endif
#include "API/Core/IOData/outputsource.h"
//: Outputsource writing to memory_generic.
class CL_OutputSource_MemoryGeneric : public CL_OutputSource
{
public:
CL_OutputSource_MemoryGeneric(unsigned int blocksize = 4*1024);
virtual ~CL_OutputSource_MemoryGeneric();
//: Get the pointer to the internal data array in the memory_generic source.
//: Used to extract the data after usage.
//return: Pointer to the data written.
void *get_data() const;
//: Writes larger amounts of data (no endian and 64 bit conversion):
//param data: Points to the array written.
//param size: Number of bytes to write.
//return: Num bytes actually written.
virtual int write(const void *data, int size);
//: Opens the output source. By default, it is open.
virtual void open();
//: Closes the output source.
virtual void close();
//: Make a copy of the current OutputSource, standing at the same position.
//return: The copy of the output source.
virtual CL_OutputSource *clone();
//: Returns current position in output source.
//return: Current position in source.
virtual int tell() const;
//: Returns the size of the output source
//return: Current size of output source.
virtual int size() const;
//: Cleans out the databuffer without deleting it.
virtual void purge();
private:
unsigned int m_blocksize;
unsigned char *m_data;
unsigned int m_size, m_pos;
};
#endif
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