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/*
* Copyright (C) 2011 Hermann Meyer, 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.
* ---------------------------------------------------------------------------
*
* file: gxtuner.h guitar tuner for jack
*
* ----------------------------------------------------------------------------
*/
#pragma once
#ifndef _GX_TUNER_H_
#define _GX_TUNER_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <gtk/gtk.h>
G_BEGIN_DECLS
#define GX_TYPE_TUNER (gx_tuner_get_type())
#define GX_TUNER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GX_TYPE_TUNER, GxTuner))
#define GX_IS_TUNER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GX_TYPE_TUNER))
#define GX_TUNER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GX_TYPE_TUNER, GxTunerClass))
#define GX_IS_TUNER_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE ((klass), GX_TYPE_TUNER))
typedef struct _GxTuner GxTuner;
typedef struct _GxTunerClass GxTunerClass;
struct _GxTuner
{
GtkDrawingArea parent;
double GSEAL (freq);
double GSEAL (reference_pitch);
};
struct _GxTunerClass
{
GtkDrawingAreaClass parent_class;
/*< private >*/
cairo_surface_t *surface_tuner;
};
GType gx_tuner_get_type();
void gx_tuner_set_freq(GxTuner *tuner, double freq);
void gx_tuner_set_reference_pitch(GxTuner *tuner, double reference_pitch);
double gx_tuner_get_reference_pitch(GxTuner *tuner);
GtkWidget *gx_tuner_new(void);
G_END_DECLS
#ifdef __cplusplus
}
#endif
#endif // _GX_TUNER_H_
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