1 /* GTK - The GIMP Toolkit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library 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 GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
22 * file for a list of people on the GTK+ Team. See the ChangeLog
23 * files for a list of changes. These files are distributed with
24 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
27 /* modified by andreas meyer <hexx3000@gmx.de> */
29 #ifndef __GTK_CUSTOM_RULER_H__
30 #define __GTK_CUSTOM_RULER_H__
33 #include <gtk/gtkwidget.h>
38 #endif /* __cplusplus */
40 #define GTK_TYPE_CUSTOM_RULER (gtk_custom_ruler_get_type ())
41 #define GTK_CUSTOM_RULER(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_CUSTOM_RULER, GtkCustomRuler))
42 #define GTK_CUSTOM_RULER_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_CUSTOM_RULER, GtkCustomRulerClass))
43 #define GTK_IS_CUSTOM_RULER(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_CUSTOM_RULER))
44 #define GTK_IS_CUSTOM_RULER_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CUSTOM_RULER))
46 typedef struct _GtkCustomRuler GtkCustomRuler;
47 typedef struct _GtkCustomRulerClass GtkCustomRulerClass;
48 typedef struct _GtkCustomMetric GtkCustomMetric;
49 typedef struct _GtkCustomRulerMark GtkCustomRulerMark;
51 struct _GtkCustomRuler {
54 GdkPixmap *backing_store;
56 GtkCustomMetric *metric;
59 gboolean show_position;
61 /* The upper limit of the ruler (in points) */
63 /* The lower limit of the ruler */
65 /* The position of the mark on the ruler */
67 /* The maximum size of the ruler */
71 struct _GtkCustomRulerClass {
72 GtkWidgetClass parent_class;
74 void (* draw_ticks) (GtkCustomRuler *ruler);
75 void (* draw_pos) (GtkCustomRuler *ruler);
79 GtkCustomRulerMarkMajor,
80 GtkCustomRulerMarkMinor,
81 GtkCustomRulerMarkMicro
82 } GtkCustomRulerMarkStyle;
84 struct _GtkCustomRulerMark {
87 GtkCustomRulerMarkStyle style;
90 struct _GtkCustomMetric {
91 gfloat units_per_pixel;
92 gint (* get_marks) (GtkCustomRulerMark **marks, gulong lower, gulong upper, gint maxchars);
95 GtkType gtk_custom_ruler_get_type (void);
96 void gtk_custom_ruler_set_metric (GtkCustomRuler *ruler, GtkCustomMetric *metric);
97 void gtk_custom_ruler_set_range (GtkCustomRuler *ruler,
102 void gtk_custom_ruler_draw_ticks (GtkCustomRuler *ruler);
103 void gtk_custom_ruler_draw_pos (GtkCustomRuler *ruler);
104 void gtk_custom_ruler_set_show_position (GtkCustomRuler *rule, gboolean yn);
108 #endif /* __cplusplus */
111 #endif /* __GTK_CUSTOM_RULER_H__ */