/* 
 *	Copyright (C) 2004-2005 Vadim Berezniker
 *	http://www.kryptolus.com
 *
 *  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, 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 GNU Make; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 
 *  http://www.gnu.org/copyleft/gpl.html
 *
 */

#include "stdafx.h"

#include "kry_marker.h"
#include "kry_region.h"

enum {
  SELECTED,
  LAST_SIGNAL
};


static void kry_region_class_init (KryRegionClass *klass);
static void kry_region_init (KryRegion *marker);


static guint kry_region_signals[LAST_SIGNAL] = { 0 };


GType kry_region_get_type (void)
{
  static GType kry_region_type = 0;

  if (!kry_region_type)
  {
    static const GTypeInfo kry_region_info =
    {
      sizeof (KryRegionClass),
      NULL,		/* base_init */
      NULL,		/* base_finalize */
      (GClassInitFunc) kry_region_class_init,
      NULL,		/* class_finalize */
      NULL,		/* class_data */
      sizeof (KryRegion),
      0,		/* n_preallocs */
      (GInstanceInitFunc) kry_region_init,
    };

    kry_region_type =
      g_type_register_static (G_TYPE_OBJECT, "KryRegion",
      &kry_region_info, (GTypeFlags) 0);
  }

  return kry_region_type;
}

static void
kry_region_class_init (KryRegionClass *klass)
{
  klass->changed = NULL;
  klass->value_changed = NULL;

  kry_region_signals[SELECTED] =
    g_signal_new ("selected",
		  G_OBJECT_CLASS_TYPE (klass),
		  (GSignalFlags) (G_SIGNAL_RUN_FIRST),
		  G_STRUCT_OFFSET (KryRegionClass, value_changed),
		  NULL, NULL,
      g_cclosure_marshal_VOID__VOID,
		  G_TYPE_NONE, 0);
}

static void kry_region_init (KryRegion *region)
{
  region->color_id = -1;
  region->marker_start = NULL;
  region->marker_end = NULL;
}

GObject* kry_region_new (KryMarker *marker_start, KryMarker *marker_end, int colorid)
{
  KryRegion *region;

  region = KRY_REGION(g_object_new (KRY_TYPE_REGION, NULL));

  region->marker_start = marker_start;
  region->marker_end = marker_end;
  region->color_id = colorid;

  return G_OBJECT (region);
}

void kry_region_selected (KryRegion *region)
{
  g_return_if_fail (KRY_IS_REGION (region));

  g_signal_emit (region, kry_region_signals[SELECTED], 0);
}

KryMarker *kry_region_get_marker_start(KryRegion *region)
{
  g_return_val_if_fail(KRY_IS_REGION(region), NULL);

  return region->marker_start;
}

KryMarker *kry_region_get_marker_end(KryRegion *region)
{
  g_return_val_if_fail(KRY_IS_REGION(region), NULL);

  return region->marker_end;
}

int kry_region_get_colorid(KryRegion *region)
{
  g_return_val_if_fail(KRY_IS_REGION(region), -1);

  return region->color_id;
}

gboolean kry_region_is_highlighted(KryRegion *region)
{
  g_return_val_if_fail(KRY_IS_REGION(region), -1);

  return region->color_id != -1;
}