gimp/libgimp/gimpthumbnailprocedure.h

92 lines
3.7 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpthumbnailprocedure.h
* Copyright (C) 2019 Michael Natterer <mitch@gimp.org>
*
* 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
* Lesser 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/>.
*/
#ifndef __GIMP_THUMBNAIL_PROCEDURE_H__
#define __GIMP_THUMBNAIL_PROCEDURE_H__
#include <libgimp/gimpprocedure.h>
G_BEGIN_DECLS
/* For information look into the C source or the html documentation */
/**
* GimpRunThumbnailFunc:
* @procedure: the #GimpProcedure that runs.
* @file: the #GFile to load the thumbnail from.
* @size: the requested thumbnail size.
* @args: the @procedure's remaining arguments.
* @run_data: (closure): the run_data given in gimp_thumbnail_procedure_new().
*
* The thumbnail function is run during the lifetime of the GIMP session,
* each time a plug-in thumbnail procedure is called.
*
* Returns: (transfer full): the @procedure's return values.
*
* Since: 3.0
**/
typedef GimpValueArray * (* GimpRunThumbnailFunc) (GimpProcedure *procedure,
GFile *file,
gint size,
const GimpValueArray *args,
gpointer run_data);
#define GIMP_TYPE_THUMBNAIL_PROCEDURE (gimp_thumbnail_procedure_get_type ())
#define GIMP_THUMBNAIL_PROCEDURE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_THUMBNAIL_PROCEDURE, GimpThumbnailProcedure))
#define GIMP_THUMBNAIL_PROCEDURE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_THUMBNAIL_PROCEDURE, GimpThumbnailProcedureClass))
#define GIMP_IS_THUMBNAIL_PROCEDURE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_THUMBNAIL_PROCEDURE))
#define GIMP_IS_THUMBNAIL_PROCEDURE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_THUMBNAIL_PROCEDURE))
#define GIMP_THUMBNAIL_PROCEDURE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_THUMBNAIL_PROCEDURE, GimpThumbnailProcedureClass))
typedef struct _GimpThumbnailProcedure GimpThumbnailProcedure;
typedef struct _GimpThumbnailProcedureClass GimpThumbnailProcedureClass;
typedef struct _GimpThumbnailProcedurePrivate GimpThumbnailProcedurePrivate;
struct _GimpThumbnailProcedure
{
GimpProcedure parent_instance;
GimpThumbnailProcedurePrivate *priv;
};
struct _GimpThumbnailProcedureClass
{
GimpProcedureClass parent_class;
};
GType gimp_thumbnail_procedure_get_type (void) G_GNUC_CONST;
GimpProcedure * gimp_thumbnail_procedure_new (GimpPlugIn *plug_in,
const gchar *name,
GimpPDBProcType proc_type,
GimpRunThumbnailFunc run_func,
gpointer run_data,
GDestroyNotify run_data_destroy);
G_END_DECLS
#endif /* __GIMP_THUMBNAIL_PROCEDURE_H__ */