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/***************************************************************************
* Copyright (C) 2006-2009 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef EQGRAPH_H
#define EQGRAPH_H
#include "pixmapwidget.h"
class Skin;
/**
@author Ilya Kotov <forkotov02@hotmail.ru>
*/
class EQGraph : public PixmapWidget
{
Q_OBJECT
public:
EQGraph (QWidget *parent = 0);
~EQGraph();
void addValue (int);
void clear();
private slots:
void updateSkin();
private:
QList <int> m_values;
Skin *m_skin;
void init_spline (double * x, double * y, int n, double * y2);
double eval_spline (double xa[], double ya[], double y2a[], int n, double x);
void draw();
int m_ratio;
};
#endif
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