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-rw-r--r--libgimpwidgets/gimpruler.h81
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diff --git a/libgimpwidgets/gimpruler.h b/libgimpwidgets/gimpruler.h
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+/* LIBGIMP - The GIMP Library
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * 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 3 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, see
+ * <https://www.gnu.org/licenses/>.
+ */
+
+#if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
+#error "Only <libgimpwidgets/gimpwidgets.h> can be included directly."
+#endif
+
+#ifndef __GIMP_RULER_H__
+#define __GIMP_RULER_H__
+
+G_BEGIN_DECLS
+
+#define GIMP_TYPE_RULER (gimp_ruler_get_type ())
+#define GIMP_RULER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_RULER, GimpRuler))
+#define GIMP_RULER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_RULER, GimpRulerClass))
+#define GIMP_IS_RULER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_RULER))
+#define GIMP_IS_RULER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_RULER))
+#define GIMP_RULER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_RULER, GimpRulerClass))
+
+
+typedef struct _GimpRulerClass GimpRulerClass;
+
+struct _GimpRuler
+{
+ GtkWidget parent_instance;
+};
+
+struct _GimpRulerClass
+{
+ GtkWidgetClass parent_class;
+
+ /* Padding for future expansion */
+ void (*_gimp_reserved1) (void);
+ void (*_gimp_reserved2) (void);
+ void (*_gimp_reserved3) (void);
+ void (*_gimp_reserved4) (void);
+};
+
+
+GType gimp_ruler_get_type (void) G_GNUC_CONST;
+
+GtkWidget * gimp_ruler_new (GtkOrientation orientation);
+
+void gimp_ruler_add_track_widget (GimpRuler *ruler,
+ GtkWidget *widget);
+void gimp_ruler_remove_track_widget (GimpRuler *ruler,
+ GtkWidget *widget);
+
+void gimp_ruler_set_unit (GimpRuler *ruler,
+ GimpUnit unit);
+GimpUnit gimp_ruler_get_unit (GimpRuler *ruler);
+void gimp_ruler_set_position (GimpRuler *ruler,
+ gdouble position);
+gdouble gimp_ruler_get_position (GimpRuler *ruler);
+void gimp_ruler_set_range (GimpRuler *ruler,
+ gdouble lower,
+ gdouble upper,
+ gdouble max_size);
+void gimp_ruler_get_range (GimpRuler *ruler,
+ gdouble *lower,
+ gdouble *upper,
+ gdouble *max_size);
+
+G_END_DECLS
+
+#endif /* __GIMP_RULER_H__ */