1 /* GIMP - The GNU Image Manipulation Program
2  * Copyright (C) 1995 Spencer Kimball and Peter Mattis
3  *
4  * gimpoperationthreshold.h
5  * Copyright (C) 2007 Michael Natterer <mitch@gimp.org>
6  *
7  * This program is free software: you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 3 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
19  */
20 
21 #ifndef __GIMP_OPERATION_THRESHOLD_H__
22 #define __GIMP_OPERATION_THRESHOLD_H__
23 
24 
25 #include "gimpoperationpointfilter.h"
26 
27 
28 #define GIMP_TYPE_OPERATION_THRESHOLD            (gimp_operation_threshold_get_type ())
29 #define GIMP_OPERATION_THRESHOLD(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_OPERATION_THRESHOLD, GimpOperationThreshold))
30 #define GIMP_OPERATION_THRESHOLD_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  GIMP_TYPE_OPERATION_THRESHOLD, GimpOperationThresholdClass))
31 #define GIMP_IS_OPERATION_THRESHOLD(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_OPERATION_THRESHOLD))
32 #define GIMP_IS_OPERATION_THRESHOLD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  GIMP_TYPE_OPERATION_THRESHOLD))
33 #define GIMP_OPERATION_THRESHOLD_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  GIMP_TYPE_OPERATION_THRESHOLD, GimpOperationThresholdClass))
34 
35 
36 typedef struct _GimpOperationThreshold      GimpOperationThreshold;
37 typedef struct _GimpOperationThresholdClass GimpOperationThresholdClass;
38 
39 struct _GimpOperationThreshold
40 {
41   GimpOperationPointFilter  parent_instance;
42 
43   GimpHistogramChannel      channel;
44   gdouble                   low;
45   gdouble                   high;
46 };
47 
48 struct _GimpOperationThresholdClass
49 {
50   GimpOperationPointFilterClass  parent_class;
51 };
52 
53 
54 GType   gimp_operation_threshold_get_type (void) G_GNUC_CONST;
55 
56 
57 #endif /* __GIMP_OPERATION_THRESHOLD_H__ */
58