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zoom.h

/* Eye of Gnome image viewer - utility functions for computing zoom factors
 *
 * Copyright (C) 2000 The Free Software Foundation
 *
 * Author: Federico Mena-Quintero <federico@gnu.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 ZOOM_H
#define ZOOM_H

#include <glib.h>


void zoom_fit_size (guint dest_width, guint dest_height,
                guint src_width, guint src_height,
                gboolean upscale_smaller,
                guint *width, guint *height);

double zoom_fit_scale (guint dest_width, guint dest_height,
                   guint src_width, guint src_height,
                   gboolean upscale_smaller);

#endif

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