CatRadio/smeter.h

88 wiersze
2.6 KiB
C++

/**
** This file is part of the CatRadio project.
** Copyright 2022 Gianfranco Sordetti IZ8EWD <iz8ewd@pianetaradio.it>.
**
** 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 3 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, see <http://www.gnu.org/licenses/>.
**/
#ifndef SMETER_H
#define SMETER_H
#include <QWidget>
class SMeter : public QWidget
{
Q_OBJECT
public:
explicit SMeter(QWidget *parent = nullptr);
public slots:
void setMinValue(double value);
void setMaxValue(double value);
void setGateValue(double value);
void setLongStep(double value);
void setShortStep(double value);
void setPrecision(int value);
void setBgColor(QColor color);
void setLineColor(QColor color);
void setProgressColor(QColor color);
void setScaleColor(QColor color);
void setValue(double value);
void setValue(int value);
void setTx(bool Tx);
bool getTx();
void setPeak(bool Peak);
void setPeakFactor(double factor);
void resetPeakValue();
protected:
void paintEvent(QPaintEvent *);
void drawMeter(QPainter *painter);
void drawProgress(QPainter *painter);
void drawPeak(QPainter *painter);
void drawScaleSMeter(QPainter *painter);
void drawScalePWRMeter(QPainter *painter);
private:
double minValue; //Minimum scale value
double maxValue; //Maximum scale value
double gateValue; //Gate value to bar color change
double longStep; //Long lines with equal steps
double shortStep; //Short lines with equal steps
int precision; //Precision, the last few decimal places
double value; //target value
double currentValue; //current value
double peakValue; //peak value
double peakFactor; //peak factor
bool meterTx; //Switch between SMeter or PowerMeter
bool peakHold; //Peak hold
QColor bgColor; //background color
QColor lineColor; //line color
QColor progressColor; //progress color
QColor scaleColor; //scale text color
signals:
};
#endif // SMETER_H