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// -*- Mode: C++; c-basic-offset: 8; indent-tabs-mode: nil -*-

//

//      Copyright (c) 2010 Michael Smith. All rights reserved.

//

// This is free software; you can redistribute it and/or modify it under

// the terms of the GNU Lesser General Public License as published by the

// Free Software Foundation; either version 2.1 of the License, or (at

// your option) any later version.

//

#ifndef __BETTERSTREAM_H

#define __BETTERSTREAM_H

#include <Stream.h>

#include <avr/pgmspace.h>

#include "../AP_Common/AP_Common.h"

class BetterStream : public Stream {

public:

        BetterStream(void) {

        }

        // Stream extensions

        void            print_P(const prog_char_t *);

        void            println_P(const prog_char_t *);

        void            printf(const char *, ...)

                __attribute__ ((format(__printf__, 2, 3)));

        void            _printf_P(const prog_char *, ...);

                __attribute__ ((format(__printf__, 2, 3)));

        virtual int     txspace(void);

#define printf_P(fmt, ...) _printf_P((const prog_char *)fmt, ## __VA_ARGS__)

private:

        void            _vprintf(unsigned char, const char *, va_list)

                __attribute__ ((format(__printf__, 3, 0)));

};

#endif // __BETTERSTREAM_H