Gimp/libgimp/gimpcurve.h

79 lines
3.7 KiB
C

/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* gimpcurve.h
* Copyright (C) 2026 Alx Sa
*
* 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_CURVE_H__
#define __GIMP_CURVE_H__
G_BEGIN_DECLS
/* For information look into the C source or the html documentation */
#define GIMP_TYPE_CURVE (gimp_curve_get_type ())
G_DECLARE_FINAL_TYPE (GimpCurve, gimp_curve, GIMP, CURVE, GObject)
GimpCurve * gimp_curve_new (void);
GimpCurveType gimp_curve_get_curve_type (GimpCurve *curve);
void gimp_curve_set_curve_type (GimpCurve *curve,
GimpCurveType curve_type);
gint gimp_curve_get_n_points (GimpCurve *curve);
gint gimp_curve_add_point (GimpCurve *curve,
gdouble x,
gdouble y);
void gimp_curve_get_point (GimpCurve *curve,
gint point,
gdouble *x,
gdouble *y);
GimpCurvePointType gimp_curve_get_point_type (GimpCurve *curve,
gint point);
void gimp_curve_set_point_type (GimpCurve *curve,
gint point,
GimpCurvePointType type);
void gimp_curve_delete_point (GimpCurve *curve,
gint point);
void gimp_curve_set_point (GimpCurve *curve,
gint point,
gdouble x,
gdouble y);
void gimp_curve_clear_points (GimpCurve *curve);
gint gimp_curve_get_n_samples (GimpCurve *curve);
void gimp_curve_set_n_samples (GimpCurve *curve,
gint n_samples);
gdouble gimp_curve_get_sample (GimpCurve *curve,
gdouble x);
void gimp_curve_set_sample (GimpCurve *curve,
gdouble x,
gdouble y);
gboolean gimp_curve_is_identity (GimpCurve *curve);
G_END_DECLS
#endif /* __GIMP_CURVE_H__ */