/* The GIMP -- an image manipulation program
 * Copyright (C) 1995 Spencer Kimball and Peter Mattis
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#ifndef __GIMP_IMAGE_GUIDES_H__
#define __GIMP_IMAGE_GUIDES_H__


struct _GimpGuide
{
  gint                 ref_count;
  gint                 position;
  GimpOrientationType  orientation;
  guint32              guide_ID;
};


GimpGuide * gimp_image_add_hguide     (GimpImage *gimage,
                                       gint       position,
                                       gboolean   push_undo);
GimpGuide * gimp_image_add_vguide     (GimpImage *gimage,
                                       gint       position,
                                       gboolean   push_undo);

GimpGuide * gimp_image_guide_ref      (GimpGuide *guide);
void        gimp_image_guide_unref    (GimpGuide *guide);

void        gimp_image_add_guide      (GimpImage *gimage,
                                       GimpGuide *guide,
                                       gint       position);
void        gimp_image_remove_guide   (GimpImage *gimage,
                                       GimpGuide *guide,
                                       gboolean   push_undo);
void        gimp_image_move_guide     (GimpImage *gimage,
                                       GimpGuide *guide,
                                       gint       position,
                                       gboolean   push_undo);

GimpGuide * gimp_image_find_guide     (GimpImage *gimage,
                                       gdouble    x,
                                       gdouble    y,
                                       gdouble    epsilon_x,
                                       gdouble    epsilon_y);


#endif /* __GIMP_IMAGE_GUIDES_H__ */
