gimp/libgimp/gimpzoompreview.h

/* LIBGIMP - The GIMP Library
 * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
 *
 * gimpzoompreview.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 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, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifndef __GIMP_ZOOM_PREVIEW_H__
#define __GIMP_ZOOM_PREVIEW_H__

#include <libgimpwidgets/gimppreview.h>

G_BEGIN_DECLS


/* For information look into the C source or the html documentation */


#define GIMP_TYPE_ZOOM_PREVIEW            (gimp_zoom_preview_get_type ())
#define GIMP_ZOOM_PREVIEW(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_ZOOM_PREVIEW, GimpZoomPreview))
#define GIMP_ZOOM_PREVIEW_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_ZOOM_PREVIEW, GimpZoomPreviewClass))
#define GIMP_IS_ZOOM_PREVIEW(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_ZOOM_PREVIEW))
#define GIMP_IS_ZOOM_PREVIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_ZOOM_PREVIEW))
#define GIMP_ZOOM_PREVIEW_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_ZOOM_PREVIEW, GimpZoomPreviewClass))


typedef struct _GimpZoomPreviewClass  GimpZoomPreviewClass;

struct _GimpZoomPreview
{
  GimpScrolledPreview  parent_instance;

  /*< private >*/
  gpointer             priv;
};

struct _GimpZoomPreviewClass
{
  GimpScrolledPreviewClass  parent_class;

  /* Padding for future expansion */
  void (* _gimp_reserved1) (void);
  void (* _gimp_reserved2) (void);
  void (* _gimp_reserved3) (void);
  void (* _gimp_reserved4) (void);
};


GType           gimp_zoom_preview_get_type       (void) G_GNUC_CONST;

GtkWidget     * gimp_zoom_preview_new            (GimpDrawable    *drawable);
GtkWidget     * gimp_zoom_preview_new_with_model (GimpDrawable    *drawable,
                                                  GimpZoomModel   *model);

guchar        * gimp_zoom_preview_get_source     (GimpZoomPreview *preview,
                                                  gint            *width,
                                                  gint            *height,
                                                  gint            *bpp);

GimpDrawable  * gimp_zoom_preview_get_drawable   (GimpZoomPreview *preview);
GimpZoomModel * gimp_zoom_preview_get_model      (GimpZoomPreview *preview);
gdouble         gimp_zoom_preview_get_factor     (GimpZoomPreview *preview);

G_END_DECLS

#endif /* __GIMP_ZOOM_PREVIEW_H__ */