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outputsource_memory_generic.h

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/*
        $Id: outputsource_memory_generic.h,v 1.2 2001/01/11 00:30:32 plasmoid Exp $

        ------------------------------------------------------------------------
        ClanLib, the platform independent game SDK.

        This library is distributed under the GNU LIBRARY GENERAL PUBLIC LICENSE
        version 2. See COPYING for details.

        For a total list of contributers see CREDITS.

        ------------------------------------------------------------------------
*/

#ifndef header_outputsource_memory_generic
#define header_outputsource_memory_generic

#include "API/Core/IOData/outputsource.h"

class CL_OutputSource_MemoryGeneric : public CL_OutputSource
//: Outputsource writing to memory_generic.
{
public:
        CL_OutputSource_MemoryGeneric(unsigned int blocksize = 4*1024);
        virtual ~CL_OutputSource_MemoryGeneric();
        
        void *get_data() const;
        //: Get the pointer to the internal data array in the memory_generic source.
        //: Used to extract the data after usage.

        virtual void set_system_mode();
        //: Changes output data endianess to the local systems mode.

        virtual void set_big_endian_mode();
        //: Changes output data endianess to big endian mode.

        virtual void set_little_endian_mode();
        //: Changes output data endianess to little endian mode. This is the 
        //: default setting.

        virtual void write_int32(int data);
        //: Writes a signed 32 bit integer to output source.

        virtual void write_uint32(unsigned int data);
        //: Writes a unsigned 32 bit integer to output source.

        virtual void write_short16(short data);
        //: Writes a signed 16 bit integer (short) to output source.

        virtual void write_ushort16(unsigned short data);
        //: Writes a unsigned 16 bit integer (short) to output source.

        virtual void write_char8(char data);
        //: Writes a signed 8 bit integer (char) to output source.

        virtual void write_uchar8(unsigned char data);
        //: Writes a unsigned 8 bit integer (char) to output source.

        virtual void write_float32(float data);
        //: Writes a ieee format floating point to output source.

        virtual void write_bool(bool data);
        //: Writes a bool to output source.

        virtual int write(const void *data, int size);
        //: Writes larger amounts of data (no endian and 64 bit conversion):
        //: <br>
        
        virtual void open();
        //: Opens the output source. By default, it is open.
        
        virtual void close();
        //: Closes the output source.

        virtual CL_OutputSource *clone();
        //: Make a copy of the current OutputSource, standing at the same position.

        virtual int tell();
        //: Returns current position in output source.

        virtual int size();
        //: Returns the size of the output source

        virtual void write_string(const char *string);
        //: Writes a string to the output source.

  virtual void purge();
  //: Cleans out the databuffer without deleting it.

private:
        unsigned int m_blocksize;
        unsigned char *m_data;
        unsigned int m_size, m_pos;
};

#endif

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