module.c

/* module.c --- Autotrace plugin module management subsystem

  Copyright (C) 2003 Martin Weber
  Copyright (C) 2003 Masatake YAMATO
  
  The author can be contacted at <martweb@gmx.net>

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program 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.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif /* Def: HAVE_CONFIG_H */
#include "intl.h"

#include "private.h"

#include "input.h"
#include "input-pnm.h"
#include "input-bmp.h"
#include "input-tga.h"
#include "input-gf.h"

#ifdef HAVE_LIBPNG
#include "input-png.h"
#endif /* HAVE_LIBPNG */
#if HAVE_MAGICK
#include "input-magick.h"
#else
int install_input_magick_readers(void) {return 0;}
#endif /* HAVE_MAGICK */

#include "output-eps.h"
#include "output-er.h"
#include "output-p2e.h"
#include "output-sk.h"
#include "output-svg.h"
#include "output-ugs.h"
#include "output-fig.h"
#ifdef HAVE_LIBSWF
#include "output-swf.h"
#endif /* HAVE_LIBSWF */
#include "output-emf.h"
#include "output-mif.h"
#include "output-dxf.h"
#include "output-epd.h"
#include "output-pdf.h"
#include "output-cgm.h"
#include "output-dr2d.h"
#if HAVE_LIBPSTOEDIT
#include "output-pstoedit.h"
#else 
int install_output_pstoedit_writers(void) {return 0;}
#endif /* HAVE_LIBPSTOEDIT */
#include "output-pov.h"
#include "output-plt.h"
#include "output-ild.h"

static int install_input_readers  (void);
static int install_output_writers (void);

int
at_module_init (void)
{ 
  int r, w;
  /* TODO: Loading every thing in dynamic.
   For a while, these are staticly added. */
  r = install_input_readers ();
  w = install_output_writers ();
  return (int)(r << 2 | w);
}

static int
install_input_readers (void)
{
#ifdef HAVE_LIBPNG  
  at_input_add_handler      ("PNG", "Portable network graphics",      input_png_reader);
#endif
  at_input_add_handler      ("TGA", "Truevision Targa image",         input_tga_reader);
  at_input_add_handler      ("BMP", "Microsoft Windows bitmap image", input_bmp_reader);

  at_input_add_handler_full ("PBM", "Portable bitmap format",  input_pnm_reader, 0, "PBM", NULL);
  at_input_add_handler_full ("PNM", "Portable anymap format",  input_pnm_reader, 0, "PNM", NULL);
  at_input_add_handler_full ("PGM", "Portable graymap format", input_pnm_reader, 0, "PGM", NULL);
  at_input_add_handler_full ("PPM", "Portable pixmap format",  input_pnm_reader, 0, "PPM", NULL);

  at_input_add_handler      ("GF",  "TeX raster font",         input_gf_reader);


  return ((0 << 1) || install_input_magick_readers ());
}

static int
install_output_writers (void)
{
  at_output_add_handler("EPS", "Encapsulated PostScript",  output_eps_writer);
  at_output_add_handler("AI",  "Adobe Illustrator",        output_eps_writer);
  at_output_add_handler("P2E", "pstoedit frontend format", output_p2e_writer);
  at_output_add_handler("SK",  "Sketch",                   output_sk_writer);
  at_output_add_handler("SVG", "Scalable Vector Graphics", output_svg_writer);
  at_output_add_handler("UGS", "Unicode glyph source",     output_ugs_writer);
  at_output_add_handler("FIG", "XFIG 3.2",                 output_fig_writer);

#ifdef HAVE_LIBSWF
  at_output_add_handler("SWF", "Shockwave Flash 3",        output_swf_writer);
#endif /* HAVE_LIBSWF */    
  
  at_output_add_handler ("EMF",  "Enhanced Metafile format",     output_emf_writer);
  at_output_add_handler ("MIF",  "FrameMaker MIF format",        output_mif_writer);
  at_output_add_handler ("ER",   "Elastic Reality Shape file",   output_er_writer);
  at_output_add_handler ("DXF",  "DXF format (without splines)", output_dxf12_writer);
  at_output_add_handler ("EPD",  "EPD format",                   output_epd_writer);
  at_output_add_handler ("PDF",  "PDF format",                   output_pdf_writer);
  at_output_add_handler ("CGM",  "Computer Graphics Metafile",   output_cgm_writer);
  at_output_add_handler ("DR2D", "IFF DR2D format",              output_dr2d_writer);
  at_output_add_handler ("POV",  "Povray format",                output_pov_writer);
  at_output_add_handler ("POV",  "Povray format",                output_pov_writer);
  at_output_add_handler ("PLT",  "HPGL format",                  output_plt_writer);
  at_output_add_handler ("ILD",  "ILDA format",                  output_ild_writer);

  return (0 << 1) || install_output_pstoedit_writers();
}