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/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* gimplayermask.c
* Copyright (C) Jehan
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "gimp.h"
struct _GimpLayerMask
{
GimpChannel parent_instance;
};
G_DEFINE_TYPE (GimpLayerMask, gimp_layer_mask, GIMP_TYPE_CHANNEL)
#define parent_class gimp_layer_mask_parent_class
static void
gimp_layer_mask_class_init (GimpLayerMaskClass *klass)
{
}
static void
gimp_layer_mask_init (GimpLayerMask *layer_mask)
{
}
/**
* gimp_layer_mask_get_by_id:
* @layer_mask_id: The layer_mask id.
*
* Returns a #GimpLayerMask representing @layer_mask_id. This function
* calls gimp_item_get_by_id() and returns the item if it is
* layer_mask or %NULL otherwise.
*
* Returns: (nullable) (transfer none): a #GimpLayerMask for
* @layer_mask_id or %NULL if @layer_mask_id does not
* represent a valid layer_mask. The object belongs to
* libgimp and you must not modify or unref it.
*
* Since: 3.0
**/
GimpLayerMask *
gimp_layer_mask_get_by_id (gint32 layer_mask_id)
{
GimpItem *item = gimp_item_get_by_id (layer_mask_id);
if (GIMP_IS_LAYER_MASK (item))
return (GimpLayerMask *) item;
return NULL;
}
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