CMCore/inc/hgl/io/EndianDataOutputStream.h

#ifndef HGL_IO_ENDIAN_DATA_OUTPUT_STREAM_INCLUDE
#define HGL_IO_ENDIAN_DATA_OUTPUT_STREAM_INCLUDE

#include<hgl/io/DataOutputStream.h>
#include<hgl/Endian.h>
namespace hgl
{
    namespace io
    {
        class DirectDataOutputStream:public DataOutputStream
        {
        public:

            DirectDataOutputStream(OutputStream *os):DataOutputStream(os)
            {
            }

            virtual ~DirectDataOutputStream()=default;

            #define STREAM_DIRECT_WRITE(type,name)  virtual bool Write##name(const type &value) \
                                                    {   \
                                                        return Write(value);    \
                                                    }   \
                                                    \
                                                    virtual int64 Write##name(const type *data,const int64 count)   \
                                                    {   \
                                                        if(count<=0)return(count);  \
                                                        if(!data)return(-1);    \
                                                        \
                                                        return WriteArrays(data,count); \
                                                    }

            STREAM_DIRECT_WRITE(int16,  Int16   );
            STREAM_DIRECT_WRITE(int32,  Int32   );
            STREAM_DIRECT_WRITE(int64,  Int64   );

            STREAM_DIRECT_WRITE(uint16, Uint16  );
            STREAM_DIRECT_WRITE(uint32, Uint32  );
            STREAM_DIRECT_WRITE(uint64, Uint64  );

            STREAM_DIRECT_WRITE(u16char,UTF16Char);
            STREAM_DIRECT_WRITE(float,  Float   );
            STREAM_DIRECT_WRITE(double, Double  );

            #undef STREAM_DIRECT_WRITE
        };//class DirectDataOutputStream

        class SwapDataOutputStream:public DataOutputStream
        {
        public:

            SwapDataOutputStream(OutputStream *os):DataOutputStream(os)
            {
            }

            virtual ~SwapDataOutputStream()
            {
            }

            #define STREAM_SWAP_WRITE(type,name)    virtual bool Write##name(const type &value) \
                                                    {\
                                                        return Write(EndianSwap(value));    \
                                                    }   \
                                                    \
                                                    virtual int64 Write##name(const type *data,const int64 count)   \
                                                    {   \
                                                        if(count<=0)return(count);  \
                                                        if(!data)return(-1);    \
                                                        \
                                                        SharedArray<type> swap_data=new type[count];    \
                                                        \
                                                        EndianSwap<type>(swap_data,data,count); \
                                                        \
                                                        return WriteArrays<type>(swap_data,count);  \
                                                    }

            STREAM_SWAP_WRITE(int16,    Int16   );
            STREAM_SWAP_WRITE(int32,    Int32   );
            STREAM_SWAP_WRITE(int64,    Int64   );

            STREAM_SWAP_WRITE(uint16,   Uint16  );
            STREAM_SWAP_WRITE(uint32,   Uint32  );
            STREAM_SWAP_WRITE(uint64,   Uint64  );

            STREAM_SWAP_WRITE(u16char,  UTF16Char);
            STREAM_SWAP_WRITE(float,    Float   );
            STREAM_SWAP_WRITE(double,   Double  );

            #undef STREAM_SWAP_WRITE
        };//class SwapDataOutputStream

#if HGL_ENDIAN == HGL_LITTLE_ENDIAN
        typedef DirectDataOutputStream  LEDataOutputStream;
        typedef SwapDataOutputStream    BEDataOutputStream;
#else
        typedef DirectDataOutputStream  BEDataOutputStream;
        typedef SwapDataOutputStream    LEDataOutputStream;
#endif//HGL_ENDIAN == HGL_LITTLE_ENDIAN
    }//namespace io
}//namespace hgl
#endif//HGL_IO_ENDIAN_DATA_OUTPUT_STREAM_INCLUDE