/*
                                  NETWOX
                             Network toolbox
                Copyright(c) 1999-2006 Laurent Constantin
                                  -----

  Main server    : http://www.laurentconstantin.com/
  Backup servers : http://go.to/laurentconstantin/
                   http://laurentconstantin.est-la.com/
                   http://laurentconstantin.free.fr/
                   http://membres.lycos.fr/lauconstantin/
  [my current email address is on the web servers]

                                  -----
  This file is part of Netwox.

  Netwox is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License
  version 2 as published by the Free Software Foundation.

  Netwox is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  General Public License for more details (http://www.gnu.org/).

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

/*-------------------------------------------------------------*/
#include "../netwox.h"

/*-------------------------------------------------------------*/
netwib_err netwox_fraction_init(netwox_fraction *pfraction)
{
  pfraction->displayedchars = 0;
  return(NETWIB_ERR_OK);
}

/*-------------------------------------------------------------*/
netwib_err netwox_fraction_close(netwox_fraction *pfraction)
{
  netwib_uint32 i;

  for (i = 0 ; i < pfraction->displayedchars; i++) {
    netwib_er(netwib_fmt_display("\b \b"));
  }

  return(NETWIB_ERR_OK);
}

/*-------------------------------------------------------------*/
netwib_err netwox_fraction_update(netwox_fraction *pfraction,
                                  netwib_uint32 value,
                                  netwib_uint32 maxvalue)
{
  netwib_byte array[80];
  netwib_buf buf;
  netwib_uint32 i;

  netwib_er(netwib_buf_init_ext_arraysizeofempty(array, &buf));

  for (i = 0 ; i < pfraction->displayedchars; i++) {
    netwib_er(netwib_fmt_display("\b \b"));
  }

  netwib_er(netwib_buf_append_fmt(&buf, "%{uint32}/%{uint32}", value, maxvalue));
  netwib_er(netwib_buf_display(&buf, NETWIB_ENCODETYPE_DATA));
  pfraction->displayedchars = netwib__buf_ref_data_size(&buf);

  return(NETWIB_ERR_OK);
}