inicial

1 files changed, 81 insertions, 0 deletions

diff --git a/cut-n-paste/zoom-control/ephy-zoom.h b/cut-n-paste/zoom-control/ephy-zoom.h
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+++ b/cut-n-paste/zoom-control/ephy-zoom.h
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+/*
+ *  Copyright (C) 2003 Christian Persch
+ *
+ *  Modified 2005 by James Bowes for use in evince.
+ *
+ *  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, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ *  $Id$
+ */
+
+#ifndef EPHY_ZOOM_H
+#define EPHY_ZOOM_H
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <glib.h>
+#include <glib/gi18n.h>
+
+G_BEGIN_DECLS
+
+#define EPHY_ZOOM_BEST_FIT  (-3.0)
+#define EPHY_ZOOM_FIT_WIDTH (-4.0)
+#define EPHY_ZOOM_SEPARATOR (-5.0)
+
+static const
+struct
+{
+	gchar *name;
+	float level;
+}
+
+zoom_levels[] =
+{
+	{ N_("Best Fit"),       EPHY_ZOOM_BEST_FIT  },
+	{ N_("Fit Page Width"), EPHY_ZOOM_FIT_WIDTH },
+	{ NULL,                 EPHY_ZOOM_SEPARATOR },
+	{ N_("50%"), 0.5 },
+	{ N_("70%"), 0.7071067811 },
+	{ N_("85%"), 0.8408964152 },
+	{ N_("100%"), 1.0 },
+	{ N_("125%"), 1.1892071149 },
+	{ N_("150%"), 1.4142135623 },
+	{ N_("175%"), 1.6817928304 },
+	{ N_("200%"), 2.0 },
+	{ N_("300%"), 2.8284271247 },
+	{ N_("400%"), 4.0 },
+	{ N_("800%"), 8.0 },
+	{ N_("1600%"), 16.0 },
+	{ N_("3200%"), 32.0 },
+	{ N_("6400%"), 64.0 }
+};
+static const guint n_zoom_levels = G_N_ELEMENTS (zoom_levels);
+
+#define ZOOM_MINIMAL	(EPHY_ZOOM_SEPARATOR)
+#define ZOOM_MAXIMAL	(zoom_levels[n_zoom_levels - 1].level)
+#define ZOOM_IN		(-1.0)
+#define ZOOM_OUT	(-2.0)
+
+guint	ephy_zoom_get_zoom_level_index	 (float level);
+
+float	ephy_zoom_get_changed_zoom_level (float level, gint steps);
+
+float	ephy_zoom_get_nearest_zoom_level (float level);
+
+G_END_DECLS
+
+#endif