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/**********************************************************************
** Copyright (C) 2002-2004 Michael 'Mickey' Lauer. All rights reserved.
**
** This file is part of Wellenreiter II.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
**********************************************************************/
#ifndef GRAPHWINDOW_H
#define GRAPHWINDOW_H
#include <qwidget.h>
#include <qvbox.h>
class MFrequencySpectrum : public QWidget
{
public:
MFrequencySpectrum( int channels, QWidget* parent = 0, const char* name = "MFrequencySpectrum", WFlags f = 0 );
int value( int channel ) const { return _values[channel]; };
void setValue( int channel, int value )
{
if ( value > _values[channel] )
{
_values[channel] = value;
_dirty[channel] = true;
}
};
void decrease( int channel, int amount )
{
if ( _values[channel] >= amount )
{
_values[channel] -= amount;
_dirty[channel] = true;
}
};
protected:
virtual void paintEvent( QPaintEvent* );
virtual void mousePressEvent( QMouseEvent* );
void drawLine( QPainter* p, int x, int y, int width, const QColor& c );
void drawTopLine( QPainter* p, int x, int y, int width, const QColor& c );
void drawBottomLine( QPainter* p, int x, int y, int width, const QColor& c );
void MFrequencySpectrum::drawBar( QPainter* p, int x, int y, int width, int height, int maxheight );
private:
int _channels;
int* _values;
bool* _dirty;
};
class Legende : public QFrame
{
public:
Legende( int channels, QWidget* parent = 0, const char* name = "Legende", WFlags f = 0 );
protected:
virtual void drawContents( QPainter* );
private:
int _channels;
};
class MGraphWindow : public QVBox
{
Q_OBJECT
public:
MGraphWindow( QWidget* parent = 0, const char* name = "MGraphWindow", WFlags f = 0 );
void traffic( int channel, int signal );
protected:
virtual void timerEvent( QTimerEvent* e );
protected slots:
virtual void testGraph();
protected:
MFrequencySpectrum* spectrum;
Legende* legende;
};
#endif
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