/usr/include/gwyddion/libgwydgets/gwyaxis.h is in libgwyddion20-dev 2.50-2.
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: gwyaxis.h 20678 2017-12-18 18:26:55Z yeti-dn $
* Copyright (C) 2003,2004 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_AXIS_H__
#define __GWY_AXIS_H__
#include <gdk/gdkdrawable.h>
#include <gtk/gtkwidget.h>
#include <libgwydgets/gwydgetenums.h>
#include <libgwyddion/gwysiunit.h>
G_BEGIN_DECLS
#define GWY_TYPE_AXIS (gwy_axis_get_type())
#define GWY_AXIS(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GWY_TYPE_AXIS, GwyAxis))
#define GWY_AXIS_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GWY_TYPE_AXIS, GwyAxisClass))
#define GWY_IS_AXIS(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GWY_TYPE_AXIS))
#define GWY_IS_AXIS_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GWY_TYPE_AXIS))
#define GWY_AXIS_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GWY_TYPE_AXIS, GwyAxisClass))
typedef struct _GwyAxis GwyAxis;
typedef struct _GwyAxisClass GwyAxisClass;
typedef struct {
gint major_length;
gint major_thickness;
gint major_maxticks;
GwyAxisScaleFormat major_printmode;
gint minor_length;
gint minor_thickness;
gint minor_division; /*minor division*/
gint line_thickness;
PangoFontDescription *major_font;
PangoFontDescription *label_font;
} GwyAxisParams;
struct _GwyAxis {
GtkWidget widget;
GdkGC *gc;
GwyAxisParams par;
gboolean is_visible;
gboolean is_logarithmic;
gboolean is_auto; /*affects: tick numbers and label positions.*/
gboolean is_standalone;
GtkPositionType orientation;
gint outer_border_width;
gboolean rerequest_size;
gdouble reqmin;
gdouble reqmax;
gdouble max; /*axis beginning value*/
gdouble min; /*axis end value*/
gdouble double1;
gdouble double2;
GArray *mjticks; /*array of GwyLabeledTicks*/
GArray *miticks; /*array of GwyTicks*/
GArray *mjpubticks;
GArray *mipubticks; /* unused */
GString *label_text;
GwySIUnit *unit; /*axis unit (if any)*/
GString *magnification_string;
gdouble magnification;
GtkWidget *dialog; /*axis label and other properties dialog*/
gboolean enable_label_edit;
gpointer reserved1;
gpointer reserved2;
gint int1;
gint int2;
};
struct _GwyAxisClass {
GtkWidgetClass parent_class;
void (*rescaled)(GwyAxis *axis);
void (*reserved1)(void);
void (*reserved2)(void);
};
GType gwy_axis_get_type (void) G_GNUC_CONST;
GtkWidget* gwy_axis_new (gint orientation);
void gwy_axis_set_logarithmic (GwyAxis *axis,
gboolean is_logarithmic);
void gwy_axis_set_visible (GwyAxis *axis,
gboolean is_visible);
gboolean gwy_axis_is_visible (GwyAxis *axis);
gboolean gwy_axis_is_logarithmic (GwyAxis *axis);
GtkPositionType gwy_axis_get_orientation (GwyAxis *axis);
void gwy_axis_set_auto (GwyAxis *axis,
gboolean is_auto);
void gwy_axis_request_range (GwyAxis *axis,
gdouble min,
gdouble max);
void gwy_axis_get_range (GwyAxis *axis,
gdouble *min,
gdouble *max);
void gwy_axis_get_requested_range (GwyAxis *axis,
gdouble *min,
gdouble *max);
gdouble gwy_axis_get_magnification (GwyAxis *axis);
const gchar* gwy_axis_get_magnification_string(GwyAxis *axis);
void gwy_axis_set_label (GwyAxis *axis,
const gchar *label);
const gchar* gwy_axis_get_label (GwyAxis *axis);
void gwy_axis_set_si_unit (GwyAxis *axis,
GwySIUnit *unit);
void gwy_axis_enable_label_edit (GwyAxis *axis,
gboolean enable);
void gwy_axis_draw_on_drawable (GwyAxis *axis,
GdkDrawable *drawable,
GdkGC *gc,
gint xmin,
gint ymin,
gint width,
gint height);
GString* gwy_axis_export_vector (GwyAxis *axis,
gint xmin,
gint ymin,
gint width,
gint height,
gint fontsize);
const gdouble* gwy_axis_get_major_ticks (GwyAxis *axis,
guint *nticks);
G_END_DECLS
#endif /* __GWY_AXIS_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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