gimp/libgimpbase/gimpparasite.h

116 lines
4.1 KiB
C

/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* gimpparasite.h
* Copyright (C) 1998 Jay Cox <jaycox@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/>.
*/
#if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
#error "Only <libgimpbase/gimpbase.h> can be included directly."
#endif
#ifndef __GIMP_PARASITE_H__
#define __GIMP_PARASITE_H__
G_BEGIN_DECLS
/* For information look into the C source or the html documentation */
/*
* GIMP_TYPE_PARASITE
*/
#define GIMP_TYPE_PARASITE (gimp_parasite_get_type ())
#define GIMP_VALUE_HOLDS_PARASITE(value) (G_TYPE_CHECK_VALUE_TYPE ((value), GIMP_TYPE_PARASITE))
GType gimp_parasite_get_type (void) G_GNUC_CONST;
/*
* GIMP_TYPE_PARAM_PARASITE
*/
#define GIMP_TYPE_PARAM_PARASITE (gimp_param_parasite_get_type ())
#define GIMP_IS_PARAM_SPEC_PARASITE(pspec) (G_TYPE_CHECK_INSTANCE_TYPE ((pspec), GIMP_TYPE_PARAM_PARASITE))
typedef struct _GimpParamSpecParasite GimpParamSpecParasite;
GType gimp_param_parasite_get_type (void) G_GNUC_CONST;
GParamSpec * gimp_param_spec_parasite (const gchar *name,
const gchar *nick,
const gchar *blurb,
GParamFlags flags);
#define GIMP_PARASITE_PERSISTENT 1
#define GIMP_PARASITE_UNDOABLE 2
#define GIMP_PARASITE_ATTACH_PARENT (0x80 << 8)
#define GIMP_PARASITE_PARENT_PERSISTENT (GIMP_PARASITE_PERSISTENT << 8)
#define GIMP_PARASITE_PARENT_UNDOABLE (GIMP_PARASITE_UNDOABLE << 8)
#define GIMP_PARASITE_ATTACH_GRANDPARENT (0x80 << 16)
#define GIMP_PARASITE_GRANDPARENT_PERSISTENT (GIMP_PARASITE_PERSISTENT << 16)
#define GIMP_PARASITE_GRANDPARENT_UNDOABLE (GIMP_PARASITE_UNDOABLE << 16)
/**
* GimpParasite:
* @name: the parasite name, USE A UNIQUE PREFIX
* @flags: the parasite flags, like save in XCF etc.
* @size: the parasite size in bytes
* @data: the parasite data, the owner os the parasite is responsible
* for tracking byte order and internal structure
**/
struct _GimpParasite
{
gchar *name;
guint32 flags;
guint32 size;
gpointer data;
};
GimpParasite * gimp_parasite_new (const gchar *name,
guint32 flags,
guint32 size,
gconstpointer data);
void gimp_parasite_free (GimpParasite *parasite);
GimpParasite * gimp_parasite_copy (const GimpParasite *parasite);
gboolean gimp_parasite_compare (const GimpParasite *a,
const GimpParasite *b);
gboolean gimp_parasite_is_type (const GimpParasite *parasite,
const gchar *name);
gboolean gimp_parasite_is_persistent (const GimpParasite *parasite);
gboolean gimp_parasite_is_undoable (const GimpParasite *parasite);
gboolean gimp_parasite_has_flag (const GimpParasite *parasite,
gulong flag);
gulong gimp_parasite_get_flags (const GimpParasite *parasite);
const gchar * gimp_parasite_get_name (const GimpParasite *parasite);
gconstpointer gimp_parasite_get_data (const GimpParasite *parasite,
guint32 *num_bytes);
G_END_DECLS
#endif /* __GIMP_PARASITE_H__ */