/usr/include/gxw/GxFastMeter.h is in libgxw-dev 0.36.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2009, 2010 Hermann Meyer, James Warden, Andreas Degert
*
* 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.
*
* --------------------------------------------------------------------------
*
* Class declaration for a level display
*
* (Code shamelessly stolen from Ardour by Paul Davis, thanks man!)
*
* --------------------------------------------------------------------------
*/
#ifndef __GX_FAST_METER_H__
#define __GX_FAST_METER_H__
#include <gtk/gtk.h>
#include "drawingutils.h"
G_BEGIN_DECLS
#define GX_TYPE_FAST_METER (gx_fast_meter_get_type())
#define GX_FAST_METER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GX_TYPE_FAST_METER, GxFastMeter))
#define GX_IS_FAST_METER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GX_TYPE_FAST_METER))
#define GX_FAST_METER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GX_TYPE_FAST_METER, GxFastMeterClass))
#define GX_IS_FAST_METER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GX_TYPE_FAST_METER))
typedef struct _GxFastMeter GxFastMeter;
typedef struct _GxFastMeterClass GxFastMeterClass;
struct _GxFastMeter {
GtkDrawingArea parent;
cairo_surface_t *surface, *overlay;
gint top_of_meter;
GdkRectangle last_peak_rect, bar;
GtkRequisition* request;
gchar *GSEAL(var_id);
int hold_cnt;
int hold_state;
float current_level;
float current_peak;
float old_peak_db;
gint dimen, clr0, clr1, clr2, clr3, type;
bool horiz;
};
struct _GxFastMeterClass {
GtkDrawingAreaClass parent_class;
};
GType gx_fast_meter_get_type(void);
/* --------- public exposed API --------- */
GtkWidget* gx_fast_meter_new(long hold, gulong dimen, int clr0, int clr1, int clr2, int clr3);
void gx_fast_meter_set (GxFastMeter* fastmeter, gdouble lvl);
void gx_fast_meter_set_by_power (GxFastMeter* fastmeter, gdouble lvl);
void gx_fast_meter_set_c_level (GxFastMeter* fastmeter, gdouble lvl);
void gx_fast_meter_clear (GxFastMeter* fastmeter);
void gx_fast_meter_set_hold_count (GxFastMeter* fastmeter, gint val);
G_END_DECLS
#endif /* __GX_FAST_METER_H__ */
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