mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-12-25 21:21:21 +00:00
122 lines
4.3 KiB
C
122 lines
4.3 KiB
C
/* GTK - The GIMP Toolkit
|
|
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
|
|
*
|
|
* 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 2 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, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
/*
|
|
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
|
|
* file for a list of people on the GTK+ Team. See the ChangeLog
|
|
* files for a list of changes. These files are distributed with
|
|
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
|
|
*/
|
|
|
|
/*
|
|
* NOTE this widget is considered too specialized/little-used for
|
|
* GTK+, and will in the future be moved to some other package. If
|
|
* your application needs this widget, feel free to use it, as the
|
|
* widget does work and is useful in some applications; it's just not
|
|
* of general interest. However, we are not accepting new features for
|
|
* the widget, and it will eventually move out of the GTK+
|
|
* distribution.
|
|
*/
|
|
|
|
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
|
|
#error "Only <gtk/gtk.h> can be included directly."
|
|
#endif
|
|
|
|
#ifndef __GTK_RULER_H__
|
|
#define __GTK_RULER_H__
|
|
|
|
|
|
#include <gtk/gtkwidget.h>
|
|
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GTK_TYPE_RULER (gtk_ruler_get_type ())
|
|
#define GTK_RULER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_RULER, GtkRuler))
|
|
#define GTK_RULER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_RULER, GtkRulerClass))
|
|
#define GTK_IS_RULER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_RULER))
|
|
#define GTK_IS_RULER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_RULER))
|
|
#define GTK_RULER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_RULER, GtkRulerClass))
|
|
|
|
|
|
typedef struct _GtkRuler GtkRuler;
|
|
typedef struct _GtkRulerPriv GtkRulerPriv;
|
|
typedef struct _GtkRulerClass GtkRulerClass;
|
|
typedef struct _GtkRulerMetric GtkRulerMetric;
|
|
|
|
/* All distances below are in 1/72nd's of an inch. (According to
|
|
* Adobe that's a point, but points are really 1/72.27 in.)
|
|
*/
|
|
struct _GtkRuler
|
|
{
|
|
GtkWidget widget;
|
|
|
|
/* <private> */
|
|
GtkRulerPriv *priv;
|
|
};
|
|
|
|
struct _GtkRulerClass
|
|
{
|
|
GtkWidgetClass parent_class;
|
|
|
|
void (* draw_ticks) (GtkRuler *ruler);
|
|
void (* draw_pos) (GtkRuler *ruler);
|
|
|
|
/* Padding for future expansion */
|
|
void (*_gtk_reserved1) (void);
|
|
void (*_gtk_reserved2) (void);
|
|
void (*_gtk_reserved3) (void);
|
|
void (*_gtk_reserved4) (void);
|
|
};
|
|
|
|
struct _GtkRulerMetric
|
|
{
|
|
gchar *metric_name;
|
|
gchar *abbrev;
|
|
/* This should be points_per_unit. This is the size of the unit
|
|
* in 1/72nd's of an inch and has nothing to do with screen pixels */
|
|
gdouble pixels_per_unit;
|
|
gdouble ruler_scale[10];
|
|
gint subdivide[5]; /* five possible modes of subdivision */
|
|
};
|
|
|
|
|
|
GType gtk_ruler_get_type (void) G_GNUC_CONST;
|
|
GtkWidget * gtk_ruler_new (GtkOrientation orientation);
|
|
void gtk_ruler_set_metric (GtkRuler *ruler,
|
|
GtkMetricType metric);
|
|
GtkMetricType gtk_ruler_get_metric (GtkRuler *ruler);
|
|
void gtk_ruler_set_range (GtkRuler *ruler,
|
|
gdouble lower,
|
|
gdouble upper,
|
|
gdouble position,
|
|
gdouble max_size);
|
|
void gtk_ruler_get_range (GtkRuler *ruler,
|
|
gdouble *lower,
|
|
gdouble *upper,
|
|
gdouble *position,
|
|
gdouble *max_size);
|
|
|
|
void gtk_ruler_draw_ticks (GtkRuler *ruler);
|
|
void gtk_ruler_draw_pos (GtkRuler *ruler);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GTK_RULER_H__ */
|