gimp/libgimp/gimplayer.h
Jehan 5f4464445f libgimp*: keep 10 reserved spots for future virtual functions in every derivable class.
Hopefully this should be enough to add new features in the future
without breaking ABI, at least until GIMP 4!
2024-11-01 17:22:07 +01:00

87 lines
3.2 KiB
C

/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-2000 Peter Mattis and Spencer Kimball
*
* gimplayer.h
*
* 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_H_INSIDE__) && !defined (GIMP_COMPILATION)
#error "Only <libgimp/gimp.h> can be included directly."
#endif
#ifndef __GIMP_LAYER_H__
#define __GIMP_LAYER_H__
G_BEGIN_DECLS
/* For information look into the C source or the html documentation */
#include <libgimp/gimpdrawable.h>
#define GIMP_TYPE_LAYER (gimp_layer_get_type ())
G_DECLARE_DERIVABLE_TYPE (GimpLayer, gimp_layer, GIMP, LAYER, GimpDrawable)
struct _GimpLayerClass
{
GimpDrawableClass parent_class;
/* virtual functions */
GimpLayer * (* copy) (GimpLayer *layer);
/* Padding for future expansion */
void (*_gimp_reserved0) (void);
void (*_gimp_reserved1) (void);
void (*_gimp_reserved2) (void);
void (*_gimp_reserved3) (void);
void (*_gimp_reserved4) (void);
void (*_gimp_reserved5) (void);
void (*_gimp_reserved6) (void);
void (*_gimp_reserved7) (void);
void (*_gimp_reserved8) (void);
void (*_gimp_reserved9) (void);
};
GimpLayer * gimp_layer_get_by_id (gint32 layer_id);
GimpLayer * gimp_layer_new (GimpImage *image,
const gchar *name,
gint width,
gint height,
GimpImageType type,
gdouble opacity,
GimpLayerMode mode) G_GNUC_WARN_UNUSED_RESULT;
GimpLayer * gimp_layer_new_from_pixbuf (GimpImage *image,
const gchar *name,
GdkPixbuf *pixbuf,
gdouble opacity,
GimpLayerMode mode,
gdouble progress_start,
gdouble progress_end) G_GNUC_WARN_UNUSED_RESULT;
GimpLayer * gimp_layer_new_from_surface (GimpImage *image,
const gchar *name,
cairo_surface_t *surface,
gdouble progress_start,
gdouble progress_end) G_GNUC_WARN_UNUSED_RESULT;
GimpLayer * gimp_layer_copy (GimpLayer *layer);
G_END_DECLS
#endif /* __GIMP_LAYER_H__ */