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path: root/src/conv/text/fh2text.cpp
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
 * This file is part of the libfreehand project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <stdio.h>
#include <string.h>

#include <librevenge-stream/librevenge-stream.h>
#include <librevenge-generators/librevenge-generators.h>
#include <librevenge/librevenge.h>
#include <libfreehand/libfreehand.h>

#ifndef VERSION
#define VERSION "UNKNOWN VERSION"
#endif

namespace
{

int printUsage()
{
  printf("`fh2text' converts FreeHand drawings to plain text.\n");
  printf("\n");
  printf("Usage: fh2text [OPTION] INPUT\n");
  printf("\n");
  printf("Options:\n");
  printf("\t--help                show this help message\n");
  printf("\t--version             show version information\n");
  printf("\n");
  printf("Report bugs to <https://bugs.documentfoundation.org/>.\n");
  return -1;
}

int printVersion()
{
  printf("fh2text " VERSION "\n");
  return 0;
}

} // anonymous namespace

int main(int argc, char *argv[])
{
  if (argc < 2)
    return printUsage();

  char *file = 0;

  for (int i = 1; i < argc; i++)
  {
    if (!strcmp(argv[i], "--version"))
      return printVersion();
    else if (!file && strncmp(argv[i], "--", 2))
      file = argv[i];
    else
      return printUsage();
  }

  if (!file)
    return printUsage();

  librevenge::RVNGFileStream input(file);

  if (!libfreehand::FreeHandDocument::isSupported(&input))
  {
    fprintf(stderr, "ERROR: Unsupported file format (unsupported version) or file is encrypted!\n");
    return 1;
  }

  librevenge::RVNGStringVector pages;
  librevenge::RVNGTextDrawingGenerator painter(pages);
  if (!libfreehand::FreeHandDocument::parse(&input, &painter))
  {
    fprintf(stderr, "ERROR: Parsing of document failed!\n");
    return 1;
  }

  for (unsigned i = 0; i != pages.size(); ++i)
    printf("%s", pages[i].cstr());

  return 0;
}

/* vim:set shiftwidth=2 softtabstop=2 expandtab: */