1 files changed, 89 insertions, 0 deletions
diff --git a/libgimpwidgets/gimpzoommodel.h b/libgimpwidgets/gimpzoommodel.h
new file mode 100644
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+++ b/libgimpwidgets/gimpzoommodel.h
@@ -0,0 +1,89 @@
+/* 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__ */