gtkgesturezoom.h

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/* GTK - The GIMP Toolkit
 * Copyright (C) 2012, One Laptop Per Child.
 * Copyright (C) 2014, Red Hat, Inc.
 *
 * 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, see <http://www.gnu.org/licenses/>.
 *
 * Author(s): Carlos Garnacho <carlosg@gnome.org>
 */
#pragma once
 
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
 
#include <gtk/gtkgesture.h>
#include <gtk/gtkwidget.h>
 
G_BEGIN_DECLS
 
#define GTK_TYPE_GESTURE_ZOOM         (gtk_gesture_zoom_get_type ())
#define GTK_GESTURE_ZOOM(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), GTK_TYPE_GESTURE_ZOOM, GtkGestureZoom))
#define GTK_GESTURE_ZOOM_CLASS(k)     (G_TYPE_CHECK_CLASS_CAST ((k), GTK_TYPE_GESTURE_ZOOM, GtkGestureZoomClass))
#define GTK_IS_GESTURE_ZOOM(o)        (G_TYPE_CHECK_INSTANCE_TYPE ((o), GTK_TYPE_GESTURE_ZOOM))
#define GTK_IS_GESTURE_ZOOM_CLASS(k)  (G_TYPE_CHECK_CLASS_TYPE ((k), GTK_TYPE_GESTURE_ZOOM))
#define GTK_GESTURE_ZOOM_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GTK_TYPE_GESTURE_ZOOM, GtkGestureZoomClass))
 
typedef struct _GtkGestureZoom GtkGestureZoom;
typedef struct _GtkGestureZoomClass GtkGestureZoomClass;
 
GDK_AVAILABLE_IN_ALL
GType        gtk_gesture_zoom_get_type        (void) G_GNUC_CONST;
 
GDK_AVAILABLE_IN_ALL
GtkGesture * gtk_gesture_zoom_new             (void);
 
GDK_AVAILABLE_IN_ALL
double       gtk_gesture_zoom_get_scale_delta (GtkGestureZoom *gesture);
 
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkGestureZoom, g_object_unref)
 
G_END_DECLS