WSJT-X/echoplot.h

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///////////////////////////////////////////////////////////////////////////
// Some code in this file and accompanying files is based on work by
// Moe Wheatley, AE4Y, released under the "Simplified BSD License".
// For more details see the accompanying file LICENSE_WHEATLEY.TXT
///////////////////////////////////////////////////////////////////////////
#ifndef EPLOTTER_H
#define EPLOTTER_H
#include <QtWidgets>
#include <QFrame>
#include <QImage>
#include <cstring>
#define VERT_DIVS 7 //specify grid screen divisions
#define HORZ_DIVS 20
class EPlotter : public QFrame
{
Q_OBJECT
public:
explicit EPlotter(QWidget *parent = 0);
~EPlotter();
QSize minimumSizeHint() const;
QSize sizeHint() const;
QColor m_ColorTbl[256];
float m_fSpan;
qint32 m_TxFreq;
qint32 m_w;
qint32 m_plotZero;
qint32 m_plotGain;
qint32 m_smooth;
qint32 m_binsPerPixel;
bool m_blue;
void draw(); //Update the Echo plot
void SetRunningState(bool running);
void setPlotZero(int plotZero);
int getPlotZero();
void setPlotGain(int plotGain);
int getPlotGain();
int plotWidth();
void UpdateOverlay();
void DrawOverlay();
void setSmooth(int n);
int getSmooth();
// void SetPercent2DScreen(int percent){m_Percent2DScreen=percent;}
protected:
//re-implemented widget event handlers
void paintEvent(QPaintEvent *event);
void resizeEvent(QResizeEvent* event);
private:
void MakeFrequencyStrs();
int XfromFreq(float f);
float FreqfromX(int x);
qint64 RoundFreq(qint64 freq, int resolution);
QPixmap m_2DPixmap;
QPixmap m_ScalePixmap;
QPixmap m_OverlayPixmap;
QSize m_Size;
QString m_Str;
QString m_HDivText[483];
double m_fftBinWidth;
qint64 m_StartFreq;
qint32 m_dBStepSize;
qint32 m_hdivs;
qint32 m_line;
qint32 m_freqPerDiv;
qint32 m_Percent2DScreen;
qint32 m_h;
qint32 m_h1;
qint32 m_h2;
bool m_Running;
bool m_paintEventBusy;
};
extern "C" {
//--------------------------------------------------- C and Fortran routines
void smo121_(float x[], int* npts);
}
#endif // EPLOTTER_H