1 /* GIMP - The GNU Image Manipulation Program
2  * Copyright (C) 1995 Spencer Kimball and Peter Mattis
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 3 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
16  */
17 
18 #ifndef __GIMP_HISTOGRAM_EDITOR_H__
19 #define __GIMP_HISTOGRAM_EDITOR_H__
20 
21 
22 #include "gimpimageeditor.h"
23 
24 
25 #define GIMP_TYPE_HISTOGRAM_EDITOR            (gimp_histogram_editor_get_type ())
26 #define GIMP_HISTOGRAM_EDITOR(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_HISTOGRAM_EDITOR, GimpHistogramEditor))
27 #define GIMP_HISTOGRAM_EDITOR_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_HISTOGRAM_EDITOR, GimpHistogramEditorClass))
28 #define GIMP_IS_HISTOGRAM_EDITOR(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_HISTOGRAM_EDITOR))
29 #define GIMP_IS_HISTOGRAM_EDITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_HISTOGRAM_EDITOR))
30 #define GIMP_HISTOGRAM_EDITOR_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_HISTOGRAM_EDITOR, GimpHistogramEditorClass))
31 
32 
33 typedef struct _GimpHistogramEditorClass GimpHistogramEditorClass;
34 
35 struct _GimpHistogramEditor
36 {
37   GimpImageEditor       parent_instance;
38 
39   gboolean              linear;
40 
41   GimpDrawable         *drawable;
42   GimpHistogram        *histogram;
43   GimpHistogram        *bg_histogram;
44 
45   guint                 idle_id;
46   gboolean              recompute;
47 
48   GimpAsync            *calculate_async;
49   gboolean              bg_pending;
50   gboolean              update_pending;
51 
52   GtkWidget            *menu;
53   GtkWidget            *box;
54   GtkWidget            *labels[6];
55 };
56 
57 struct _GimpHistogramEditorClass
58 {
59   GimpImageEditorClass  parent_class;
60 };
61 
62 
63 GType       gimp_histogram_editor_get_type (void) G_GNUC_CONST;
64 
65 GtkWidget * gimp_histogram_editor_new      (void);
66 
67 
68 #endif /* __GIMP_HISTOGRAM_EDITOR_H__ */
69