112 lines
3.7 KiB
C
112 lines
3.7 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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/* modified by andreas meyer <hexx3000@gmx.de> */
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#ifndef __GTK_CUSTOM_RULER_H__
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#define __GTK_CUSTOM_RULER_H__
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#include <gdk/gdk.h>
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#include <gtk/gtkwidget.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#define GTK_TYPE_CUSTOM_RULER (gtk_custom_ruler_get_type ())
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#define GTK_CUSTOM_RULER(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_CUSTOM_RULER, GtkCustomRuler))
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#define GTK_CUSTOM_RULER_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_CUSTOM_RULER, GtkCustomRulerClass))
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#define GTK_IS_CUSTOM_RULER(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_CUSTOM_RULER))
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#define GTK_IS_CUSTOM_RULER_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CUSTOM_RULER))
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typedef struct _GtkCustomRuler GtkCustomRuler;
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typedef struct _GtkCustomRulerClass GtkCustomRulerClass;
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typedef struct _GtkCustomMetric GtkCustomMetric;
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typedef struct _GtkCustomRulerMark GtkCustomRulerMark;
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struct _GtkCustomRuler {
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GtkWidget widget;
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GdkPixmap *backing_store;
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GdkGC *non_gr_exp_gc;
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GtkCustomMetric *metric;
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gint xsrc, ysrc;
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gint slider_size;
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gboolean show_position;
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/* The upper limit of the ruler (in points) */
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gulong lower;
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/* The lower limit of the ruler */
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gulong upper;
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/* The position of the mark on the ruler */
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gulong position;
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/* The maximum size of the ruler */
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gulong max_size;
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};
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struct _GtkCustomRulerClass {
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GtkWidgetClass parent_class;
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void (* draw_ticks) (GtkCustomRuler *ruler);
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void (* draw_pos) (GtkCustomRuler *ruler);
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};
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typedef enum {
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GtkCustomRulerMarkMajor,
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GtkCustomRulerMarkMinor,
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GtkCustomRulerMarkMicro
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} GtkCustomRulerMarkStyle;
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struct _GtkCustomRulerMark {
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gchar *label;
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gulong position;
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GtkCustomRulerMarkStyle style;
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};
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struct _GtkCustomMetric {
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gfloat units_per_pixel;
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gint (* get_marks) (GtkCustomRulerMark **marks, gulong lower, gulong upper, gint maxchars);
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};
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GtkType gtk_custom_ruler_get_type (void);
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void gtk_custom_ruler_set_metric (GtkCustomRuler *ruler, GtkCustomMetric *metric);
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void gtk_custom_ruler_set_range (GtkCustomRuler *ruler,
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gulong lower,
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gulong upper,
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gulong position,
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gulong max_size);
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void gtk_custom_ruler_draw_ticks (GtkCustomRuler *ruler);
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void gtk_custom_ruler_draw_pos (GtkCustomRuler *ruler);
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void gtk_custom_ruler_set_show_position (GtkCustomRuler *rule, gboolean yn);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GTK_CUSTOM_RULER_H__ */
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