/*
 *  Copyright (C) 2011 Benjamin Otte <otte@gnome.org>
 *
 *  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 this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include "game-private.h"

#include "game-data-resource.h"

enum {
  PROP_0,
  PROP_DATA,
  PROP_SIZE
};

G_DEFINE_ABSTRACT_TYPE (GameDataResource, game_data_resource, GAME_TYPE_RESOURCE)

static void
game_data_resource_get_property (GObject *object, guint param_id, GValue *value, 
    GParamSpec * pspec)
{
  GameDataResource *resource = GAME_DATA_RESOURCE (object);
  
  switch (param_id) {
    case PROP_DATA:
      g_value_set_pointer (value, resource->data);
      break;
    case PROP_SIZE:
      g_value_set_ulong (value, resource->size);
      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
      break;
  }
}

static void
game_data_resource_set_property (GObject *object, guint param_id, const GValue *value,
    GParamSpec *pspec)
{
  switch (param_id) {
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
      break;
  }
}

static void
game_data_resource_dispose (GObject *object)
{
  GameDataResource *resource = GAME_DATA_RESOURCE (object);

  game_data_resource_set_data (resource, NULL, 0);

  G_OBJECT_CLASS (game_data_resource_parent_class)->dispose (object);
}

static void
game_data_resource_class_init (GameDataResourceClass *klass)
{
  GObjectClass *object_class = G_OBJECT_CLASS (klass);

  object_class->set_property = game_data_resource_set_property;
  object_class->get_property = game_data_resource_get_property;
  object_class->dispose = game_data_resource_dispose;
  
  g_object_class_install_property (object_class, PROP_DATA,
      g_param_spec_object ("data", _("data"), _("data of this resource"),
	  GAME_TYPE_GAME, G_PARAM_READABLE));
  g_object_class_install_property (object_class, PROP_SIZE,
      g_param_spec_ulong ("size", _("size"),
	  _("size of the given data"),
	  0, G_MAXULONG, 0, G_PARAM_READABLE));

}

static void
game_data_resource_init (GameDataResource *resource)
{
}

const guchar *
game_data_resource_get_data (GameDataResource *resource)
{
  g_return_val_if_fail (GAME_IS_DATA_RESOURCE (resource), NULL);

  return resource->data;
}

gsize
game_data_resource_get_size (GameDataResource *resource)
{
  g_return_val_if_fail (GAME_IS_DATA_RESOURCE (resource), 0);

  return resource->size;
}

void
game_data_resource_set_data (GameDataResource *resource,
                             guchar *          data,
                             gsize             size)
{
  g_return_if_fail (GAME_IS_DATA_RESOURCE (resource));
  g_return_if_fail (size == 0 || data != NULL);
  g_return_if_fail (data == NULL || size != 0);

  g_free (resource->data);
  resource->data = data;
  resource->size = size;

  g_object_notify (G_OBJECT (resource), "data");
  g_object_notify (G_OBJECT (resource), "size");
}