/usr/include/gwyddion/libprocess/spectra.h is in libgwyddion20-dev 2.34-3ubuntu1.
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: spectra.h 15598 2013-11-11 12:33:32Z yeti-dn $
* Copyright (C) 2006 Owain Davies, David Necas (Yeti), Petr Klapetek.
* E-mail: owain.davies@blueyonder.co.uk
* 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_SPECTRA_H__
#define __GWY_SPECTRA_H__
#include <libgwyddion/gwysiunit.h>
#include <libprocess/gwyprocessenums.h>
#include <libprocess/dataline.h>
#include <glib.h>
G_BEGIN_DECLS
#define GWY_TYPE_SPECTRA (gwy_spectra_get_type())
#define GWY_SPECTRA(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GWY_TYPE_SPECTRA, GwySpectra))
#define GWY_SPECTRA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GWY_TYPE_SPECTRA, GwySpectraClass))
#define GWY_IS_SPECTRA(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GWY_TYPE_SPECTRA))
#define GWY_IS_SPECTRA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GWY_TYPE_SPECTRA))
#define GWY_SPECTRA_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GWY_TYPE_SPECTRA, GwySpectraClass))
typedef struct _GwySpectra GwySpectra;
typedef struct _GwySpectraClass GwySpectraClass;
struct _GwySpectra {
GObject parent_instance;
GArray *spectra;
gchar *title;
GwySIUnit *si_unit_xy;
gdouble double1;
gdouble double2;
gdouble double3;
gdouble double4;
gpointer reserved1;
gpointer reserved2;
gpointer reserved3;
gpointer reserved4;
gint int1;
gint int2;
gint int3;
gint int4;
};
struct _GwySpectraClass {
GObjectClass parent_class;
void (*data_changed)(GwySpectra *spectra);
void (*reserved1)(void);
void (*reserved2)(void);
void (*reserved3)(void);
};
#define gwy_spectra_duplicate(spectra) \
(GWY_SPECTRA(gwy_serializable_duplicate(G_OBJECT(spectra))))
GType gwy_spectra_get_type (void) G_GNUC_CONST;
GwySpectra* gwy_spectra_new (void);
GwySpectra* gwy_spectra_new_alike (GwySpectra *model);
void gwy_spectra_data_changed (GwySpectra *spectra);
GwySIUnit* gwy_spectra_get_si_unit_xy (GwySpectra *spectra);
void gwy_spectra_set_si_unit_xy (GwySpectra *spectra,
GwySIUnit *si_unit);
void gwy_spectra_itoxy (GwySpectra *spectra,
guint i,
gdouble *x,
gdouble *y);
gint gwy_spectra_xytoi (GwySpectra *spectra,
gdouble x,
gdouble y);
void gwy_spectra_setpos (GwySpectra *spectra,
guint i,
gdouble x,
gdouble y);
guint gwy_spectra_get_n_spectra (GwySpectra *spectra);
GwyDataLine* gwy_spectra_get_spectrum (GwySpectra *spectra,
gint i);
void gwy_spectra_set_spectrum (GwySpectra *spectra,
guint i,
GwyDataLine *new_spectrum);
void gwy_spectra_set_spectrum_selected(GwySpectra *spectra,
guint i,
gboolean selected);
gboolean gwy_spectra_get_spectrum_selected(GwySpectra *spectra,
guint i);
void gwy_spectra_find_nearest (GwySpectra *spectra,
gdouble x,
gdouble y,
guint n,
guint *ilist);
void gwy_spectra_add_spectrum (GwySpectra *spectra,
GwyDataLine *new_spectrum,
gdouble x,
gdouble y);
void gwy_spectra_remove_spectrum (GwySpectra *spectra,
guint i);
const gchar* gwy_spectra_get_title (GwySpectra *spectra);
void gwy_spectra_set_title (GwySpectra *spectra,
const gchar *title);
void gwy_spectra_clear (GwySpectra *spectra);
G_END_DECLS
#endif /* __GWY_DATALINE_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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