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-rw-r--r--libgimpwidgets/gimpzoommodel.h89
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diff --git a/libgimpwidgets/gimpzoommodel.h b/libgimpwidgets/gimpzoommodel.h
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+/* LIBGIMP - The GIMP Library
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * gimpzoommodel.h
+ * Copyright (C) 2005 David Odin <dindinx@gimp.org>
+ *
+ * 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_ZOOM_MODEL_H__
+#define __GIMP_ZOOM_MODEL_H__
+
+G_BEGIN_DECLS
+
+
+#define GIMP_TYPE_ZOOM_MODEL (gimp_zoom_model_get_type ())
+#define GIMP_ZOOM_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_ZOOM_MODEL, GimpZoomModel))
+#define GIMP_ZOOM_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_ZOOM_MODEL, GimpZoomModelClass))
+#define GIMP_IS_ZOOM_MODEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_ZOOM_MODEL))
+#define GIMP_IS_ZOOM_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_ZOOM_MODEL))
+#define GIMP_ZOOM_MODEL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_ZOOM_MODEL, GimpZoomModel))
+
+
+typedef struct _GimpZoomModelClass GimpZoomModelClass;
+
+struct _GimpZoomModel
+{
+ GObject parent_instance;
+
+ /*< private >*/
+ gpointer priv;
+};
+
+struct _GimpZoomModelClass
+{
+ GObjectClass parent_class;
+
+ void (* zoomed) (GimpZoomModel *model,
+ gdouble old_factor,
+ gdouble new_factor);
+
+ /* Padding for future expansion */
+ void (* _gimp_reserved1) (void);
+ void (* _gimp_reserved2) (void);
+ void (* _gimp_reserved3) (void);
+ void (* _gimp_reserved4) (void);
+};
+
+
+GType gimp_zoom_model_get_type (void) G_GNUC_CONST;
+
+GimpZoomModel * gimp_zoom_model_new (void);
+void gimp_zoom_model_set_range (GimpZoomModel *model,
+ gdouble min,
+ gdouble max);
+void gimp_zoom_model_zoom (GimpZoomModel *model,
+ GimpZoomType zoom_type,
+ gdouble scale);
+gdouble gimp_zoom_model_get_factor (GimpZoomModel *model);
+void gimp_zoom_model_get_fraction (GimpZoomModel *model,
+ gint *numerator,
+ gint *denominator);
+
+GtkWidget * gimp_zoom_button_new (GimpZoomModel *model,
+ GimpZoomType zoom_type,
+ GtkIconSize icon_size);
+
+gdouble gimp_zoom_model_zoom_step (GimpZoomType zoom_type,
+ gdouble scale);
+
+G_END_DECLS
+
+#endif /* __GIMP_ZOOM_MODEL_H__ */