#ifndef _PitchTier_h_
#define _PitchTier_h_
/* PitchTier.h
 *
 * Copyright (C) 1992-2011 Paul Boersma
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

/*
 * pb 2011/03/03
 */

#include "RealTier.h"
#include "Graphics.h"
#include "Sound.h"

#ifdef __cplusplus
	extern "C" {
#endif

/********** class PitchTier **********/

Thing_declare1cpp (PitchTier);

PitchTier PitchTier_create (double tmin, double tmax);
/*
	Postconditions:
		result -> xmin == tmin;
		result -> xmax == tmax;
		result -> points -> size == 0;
*/

int PitchTier_shiftFrequencies (PitchTier me, double tmin, double tmax, double shift, int units);
void PitchTier_multiplyFrequencies (PitchTier me, double tmin, double tmax, double factor);

void PitchTier_draw (PitchTier me, Graphics g, double tmin, double tmax,
	double fmin, double fmax, int garnish, const wchar_t *method);

PitchTier PointProcess_upto_PitchTier (PointProcess me, double frequency);
void PitchTier_stylize (PitchTier me, double frequencyResolution, int useSemitones);

void PitchTier_writeToPitchTierSpreadsheetFile (PitchTier me, MelderFile file);
void PitchTier_writeToHeaderlessSpreadsheetFile (PitchTier me, MelderFile file);

#ifdef __cplusplus
	}

	struct structPitchTier : public structRealTier {
	};
	#define PitchTier__methods(klas) RealTier__methods(klas)
	Thing_declare2cpp (PitchTier, RealTier);

#endif

/* End of file PitchTier.h */
#endif
