/usr/include/gwyddion/libdraw/gwyselection.h is in libgwyddion20-dev 2.47-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* @(#) $Id: gwyselection.h 18122 2016-01-19 11:41:23Z yeti-dn $
* Copyright (C) 2003 David Necas (Yeti), Petr Klapetek.
* E-mail: yeti@gwyddion.net, klapetek@gwyddion.net.
*
* 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GWY_SELECTION_H__
#define __GWY_SELECTION_H__
#include <glib-object.h>
G_BEGIN_DECLS
#define GWY_TYPE_SELECTION (gwy_selection_get_type())
#define GWY_SELECTION(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GWY_TYPE_SELECTION, GwySelection))
#define GWY_SELECTION_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GWY_TYPE_SELECTION, GwySelectionClass))
#define GWY_IS_SELECTION(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GWY_TYPE_SELECTION))
#define GWY_IS_SELECTION_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GWY_TYPE_SELECTION))
#define GWY_SELECTION_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GWY_TYPE_SELECTION, GwySelectionClass))
typedef struct _GwySelection GwySelection;
typedef struct _GwySelectionClass GwySelectionClass;
struct _GwySelection {
GObject parent_instance;
/* Unfortunately, gtk-doc is broken and refuses to display the fields
* even when marked public. */
/*< public >*/
GArray *objects;
guint n;
/*< private >*/
gpointer reserved1;
gpointer reserved2;
gint int1;
};
struct _GwySelectionClass {
GObjectClass parent_class;
guint object_size;
/* Virtual table */
void (*clear)(GwySelection *selection);
gboolean(*get_object)(GwySelection *selection,
gint i,
gdouble *data);
gint (*set_object)(GwySelection *selection,
gint i,
const gdouble *data);
void (*delete_object)(GwySelection *selection,
gint i);
gint (*get_data)(GwySelection *selection,
gdouble *data);
void (*set_data)(GwySelection *selection,
gint nselected,
const gdouble *data);
void (*set_max_objects)(GwySelection *selection,
guint max_objects);
/* TODO: maybe geometrical methods: clamp, scale */
void (*crop)(GwySelection *selection,
gdouble xmin, gdouble ymin,
gdouble xmax, gdouble ymax);
void (*move)(GwySelection *selection,
gdouble xv, gdouble vy);
void (*reserved3)(void);
void (*reserved4)(void);
void (*reserved5)(void);
void (*reserved6)(void);
/* Signals */
void (*changed)(GwySelection *selection,
gint i);
void (*finished)(GwySelection *selection);
};
typedef gboolean (*GwySelectionFilterFunc)(GwySelection *selection,
gint i,
gpointer data);
#define gwy_selection_duplicate(selection) \
(GWY_SELECTION(gwy_serializable_duplicate(G_OBJECT(selection))))
GType gwy_selection_get_type (void) G_GNUC_CONST;
guint gwy_selection_get_object_size(GwySelection *selection);
void gwy_selection_clear (GwySelection *selection);
gboolean gwy_selection_get_object (GwySelection *selection,
gint i,
gdouble *data);
gint gwy_selection_set_object (GwySelection *selection,
gint i,
const gdouble *data);
void gwy_selection_delete_object (GwySelection *selection,
gint i);
gint gwy_selection_get_data (GwySelection *selection,
gdouble *data);
void gwy_selection_set_data (GwySelection *selection,
gint nselected,
const gdouble *data);
guint gwy_selection_get_max_objects(GwySelection *selection);
void gwy_selection_set_max_objects(GwySelection *selection,
guint max_objects);
gboolean gwy_selection_is_full (GwySelection *selection);
void gwy_selection_crop (GwySelection *selection,
gdouble xmin,
gdouble ymin,
gdouble xmax,
gdouble ymax);
void gwy_selection_move (GwySelection *selection,
gdouble vx,
gdouble vy);
void gwy_selection_filter (GwySelection *selection,
GwySelectionFilterFunc filter,
gpointer data);
void gwy_selection_changed (GwySelection *selection,
gint i);
void gwy_selection_finished (GwySelection *selection);
G_END_DECLS
#endif /*__GWY_SELECTION_H__*/
/* vim: set cin et ts=4 sw=4 cino=>1s,e0,n0,f0,{0,}0,^0,\:1s,=0,g1s,h0,t0,+1s,c3,(0,u0 : */
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