gimp/app/widgets/gimpnavigationpreview.h

89 lines
3.2 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* GimpNavigationPreview Widget
* Copyright (C) 2001-2002 Michael Natterer <mitch@gimp.org>
*
* partly based on app/nav_window
* Copyright (C) 1999 Andy Thomas <alt@gimp.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __GIMP_NAVIGATION_PREVIEW_H__
#define __GIMP_NAVIGATION_PREVIEW_H__
#include "gimppreview.h"
#define GIMP_TYPE_NAVIGATION_PREVIEW (gimp_navigation_preview_get_type ())
#define GIMP_NAVIGATION_PREVIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_NAVIGATION_PREVIEW, GimpNavigationPreview))
#define GIMP_NAVIGATION_PREVIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_NAVIGATION_PREVIEW, GimpNavigationPreviewClass))
#define GIMP_IS_NAVIGATION_PREVIEW(obj) (G_TYPE_CHECK_INSTANCE_TYPE (obj, GIMP_TYPE_NAVIGATION_PREVIEW))
#define GIMP_IS_NAVIGATION_PREVIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_NAVIGATION_PREVIEW))
#define GIMP_NAVIGATION_PREVIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_NAVIGATION_PREVIEW, GimpNavigationPreviewClass))
typedef struct _GimpNavigationPreviewClass GimpNavigationPreviewClass;
struct _GimpNavigationPreview
{
GimpPreview parent_instance;
/* values in image coordinates */
gdouble x;
gdouble y;
gdouble width;
gdouble height;
/* values in preview coordinates */
gint p_x;
gint p_y;
gint p_width;
gint p_height;
gint motion_offset_x;
gint motion_offset_y;
gboolean has_grab;
GdkGC *gc;
};
struct _GimpNavigationPreviewClass
{
GimpPreviewClass parent_class;
void (* marker_changed) (GimpNavigationPreview *preview,
gdouble x,
gdouble y);
void (* zoom) (GimpNavigationPreview *preview,
GimpZoomType direction);
void (* scroll) (GimpNavigationPreview *preview,
GdkScrollDirection direction);
};
GType gimp_navigation_preview_get_type (void) G_GNUC_CONST;
void gimp_navigation_preview_set_marker (GimpNavigationPreview *preview,
gdouble x,
gdouble y,
gdouble width,
gdouble height);
void gimp_navigation_preview_grab_pointer (GimpNavigationPreview *preview);
#endif /* __GIMP_NAVIGATION_PREVIEW_H__ */