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			793 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			793 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
#include "plotter.h"
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#include <math.h>
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#include <QDebug>
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#include <fstream>
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#include <iostream>
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#define MAX_SCREENSIZE 2048
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CPlotter::CPlotter(QWidget *parent) :                  //CPlotter Constructor
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  QFrame(parent)
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{
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  setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
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  setFocusPolicy(Qt::StrongFocus);
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  setAttribute(Qt::WA_PaintOnScreen,false);
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  setAutoFillBackground(false);
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  setAttribute(Qt::WA_OpaquePaintEvent, false);
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  setAttribute(Qt::WA_NoSystemBackground, true);
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  setMouseTracking(true);
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  m_StartFreq = 100;
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  m_nSpan=65;                    //Units: kHz
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  m_fSpan=(float)m_nSpan;
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  m_hdivs = HORZ_DIVS;
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  m_FreqUnits = 1;
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  m_Running = false;
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  m_paintEventBusy=false;
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  m_WaterfallPixmap = QPixmap(0,0);
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  m_ZoomWaterfallPixmap = QPixmap(0,0);
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  m_2DPixmap = QPixmap(0,0);
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  m_ScalePixmap = QPixmap(0,0);
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  m_ZoomScalePixmap = QPixmap(0,0);
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  m_Size = QSize(0,0);
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  m_fQSO = 125;
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  m_TXkHz = m_fQSO;
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  m_line = 0;
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  m_fSample = 96000;
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  m_paintAllZoom = false;
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  m_TxDF=0;
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  m_bDecodeFinished=false;
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}
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CPlotter::~CPlotter() { }                                      // Destructor
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QSize CPlotter::minimumSizeHint() const
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{
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  return QSize(50, 50);
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}
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QSize CPlotter::sizeHint() const
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{
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  return QSize(180, 180);
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}
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void CPlotter::resizeEvent(QResizeEvent* )                    //resizeEvent()
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{
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  if(!size().isValid()) return;
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  if( m_Size != size() ) {
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    //if changed, resize pixmaps to new screensize
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    m_Size = size();
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    int w = m_Size.width();
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    int h = (m_Size.height()-60)/2;
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    m_WaterfallPixmap = QPixmap(w,h);
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    m_ZoomWaterfallPixmap = QPixmap(w,h);
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    m_2DPixmap = QPixmap(w,h);
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    m_WaterfallPixmap.fill(Qt::black);
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    m_ZoomWaterfallPixmap.fill(Qt::black);
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    m_2DPixmap.fill(Qt::black);
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    memset(m_zwf,0,32768*h);
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    m_ScalePixmap = QPixmap(w,30);
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    m_ZoomScalePixmap = QPixmap(w,30);    //(no change on resize...)
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    m_ScalePixmap.fill(Qt::white);
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    m_ZoomScalePixmap.fill(Qt::yellow);
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  }
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  SetCenterFreq(-1);
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  DrawOverlay();
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}
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void CPlotter::paintEvent(QPaintEvent *)                    // paintEvent()
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{
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  static int x00=-99;
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  if(m_paintEventBusy) return;
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  m_paintEventBusy=true;
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  QPainter painter(this);
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  int w = m_Size.width();
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  int h = (m_Size.height()-60)/2;
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  painter.drawPixmap(0,0,m_ScalePixmap);
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  painter.drawPixmap(0,30,m_WaterfallPixmap);
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  if(m_2Dspec) {
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    painter.drawPixmap(0,h+30,m_ScalePixmap);
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    painter.drawPixmap(0,h+60,m_2DPixmap);
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    m_paintEventBusy=false;
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    return;
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  }
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  painter.drawPixmap(0,h+30,m_ZoomScalePixmap);
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  painter.drawPixmap(0,h+60,m_ZoomWaterfallPixmap);
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  QRect target(0,h+30,w,30);           // (x,y,width,height)
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  QRect source(0,0,w,30);
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  painter.drawPixmap(target,m_ZoomScalePixmap,source);
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  float df=m_fSample/32768.0;
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  int x0=16384 + (0.001*(m_ZoomStartFreq+m_fCal)+m_fQSO-m_nkhz+1.27046) * \
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      1000.0/df + 0.5;
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  QPainter painter1(&m_WaterfallPixmap);
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  QPainter painter2(&m_ZoomWaterfallPixmap);
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  for(int i=0; i<w; i++) {                      //Paint the top row
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    painter2.setPen(m_ColorTbl[m_zwf[x0+i]]);
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    painter2.drawPoint(i,0);
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  }
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  if(m_paintAllZoom or (x0 != x00 and x00 != -99)) {
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    // If new fQSO, paint all rows
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    int k=x0;
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    for(int j=1; j<h; j++) {
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      k += 32768;
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      if(x0 != x00 and x00 != -99) {
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        for(int i=0; i<w; i++) {
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          painter2.setPen(m_ColorTbl[m_zwf[i+k]]);
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          painter2.drawPoint(i,j);
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        }
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      }
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      if(j == 13 and x0 == x00) {
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        painter2.setPen(m_ColorTbl[255]);
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        painter2.drawText(5,10,m_sutc);
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      }
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    }
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  } else if(m_line == 13) {
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    painter2.setPen(m_ColorTbl[255]);
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    UTCstr();
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    painter2.drawText(5,10,m_sutc);
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  }
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//  if(m_line==63) {
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  if(m_bDecodeFinished) {
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    /*
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    std::ifstream f;
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    f.open("./red.dat");
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    if(f) {
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      int x,y;
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      float freq,sync;
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      float slimit=6.0;
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      QPen pen0(Qt::red,1);
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      painter2.setPen(pen0);
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      for(int i=0; i<99999; i++) {
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        f >> freq >> sync;
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        if(f.eof()) break;
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        x=(freq - m_ZoomStartFreq)/df;
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        y=(sync-slimit)*3.0;
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        if(y>0) {
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          if(y>15.0) y=15.0;
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          if(x>=0 and x<=w) painter2.drawLine(x,0,x,y);
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          x=XfromFreq(float(fQSO()+0.001*freq));
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          painter1.setPen(pen0);
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          painter1.drawLine(x,0,x,y);
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        }
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      }
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      f.close();
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    }
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    */
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    m_bDecodeFinished=false;
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  }
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  m_paintAllZoom=false;
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  x00=x0;
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  QRect target2(0,h+60,w,h);           // (x,y,width,height)
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  QRect source2(0,0,w,h);
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  painter.drawPixmap(target2,m_ZoomWaterfallPixmap,source2);
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  m_paintEventBusy=false;
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}
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void CPlotter::DecodeFinished()
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{
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  m_bDecodeFinished=true;
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  update();                              //trigger a new paintEvent
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}
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void CPlotter::draw(float s[], int i0, float splot[])                 //draw()
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{
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  int i,j,w,h;
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  float y;
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  m_i0=i0;
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  w = m_WaterfallPixmap.width();
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  h = m_WaterfallPixmap.height();
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  double gain = pow(10.0,0.05*(m_plotGain+7));
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  //move current data down one line
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  //(must do this before attaching a QPainter object)
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  m_WaterfallPixmap.scroll(0,1,0,0,w,h);
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  m_ZoomWaterfallPixmap.scroll(0,1,0,0, w, h);
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  memmove(&m_zwf[32768],m_zwf,32768*(h-1));
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  QPainter painter1(&m_WaterfallPixmap);
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  QPainter painter2D(&m_2DPixmap);
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  for(i=0; i<256; i++) {                     //Zero the histograms
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    m_hist1[i]=0;
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    m_hist2[i]=0;
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  }
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  painter2D.setPen(Qt::green);
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  QRect tmp(0,0,w,h);
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  painter2D.fillRect(tmp,Qt::black);
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  QPoint LineBuf[MAX_SCREENSIZE];
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  j=0;
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  bool strong0=false;
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  bool strong=false;
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  for(i=0; i<w; i++) {
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    strong=false;
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    if(s[i]<0) {
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      strong=true;
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      s[i]=-s[i];
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    }
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    y = 10.0*log10(s[i]);
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    int y1 = 5.0*gain*(y + 29 -m_plotZero);
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    if (y1<0) y1=0;
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    if (y1>254) y1=254;
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    if (s[i]>1.e29) y1=255;
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    m_hist1[y1]++;
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    painter1.setPen(m_ColorTbl[y1]);
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    painter1.drawPoint(i,0);
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    if(m_2Dspec) {
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      int y2 = gain*(y + 34 -m_plotZero);
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      if (y2<0) y2=0;
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      if (y2>254) y2=254;
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      if (s[i]>1.e29) y2=255;
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      if(strong != strong0 or i==w-1) {
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        painter2D.drawPolyline(LineBuf,j);
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        j=0;
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        strong0=strong;
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        if(strong0) painter2D.setPen(Qt::red);
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        if(!strong0) painter2D.setPen(Qt::green);
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      }
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      LineBuf[j].setX(i);
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      LineBuf[j].setY(h-y2);
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      j++;
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    }
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  }
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  for(i=0; i<32768; i++) {
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    y = 10.0*log10(splot[i]);
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    int y1 = 5.0*gain*(y + 30 - m_plotZero);
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    if (y1<0) y1=0;
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    if (y1>254) y1=254;
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    if (splot[i]>1.e29) y1=255;
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    m_hist2[y1]++;
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    m_zwf[i]=y1;
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  }
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  if(s[0]>1.0e29) m_line=0;
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  m_line++;
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  if(m_line == 13) {
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    UTCstr();
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    painter1.setPen(m_ColorTbl[255]);
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    painter1.drawText(5,10,m_sutc);
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    m_paintAllZoom=true;
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  }
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  update();                              //trigger a new paintEvent
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}
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void CPlotter::UTCstr()
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{
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  int ihr,imin;
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  if(datcom_.ndiskdat != 0) {
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    ihr=datcom_.nutc/100;
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    imin=(datcom_.nutc) % 100;
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  } else {
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    qint64 ms = QDateTime::currentMSecsSinceEpoch() % 86400000;
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    imin=ms/60000;
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    ihr=imin/60;
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    imin=imin % 60;
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  }
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  m_sutc = QString {"%1:%2"}.arg (ihr, 2).arg (imin, 2);
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}
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void CPlotter::DrawOverlay()                                 //DrawOverlay()
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{
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  if(m_WaterfallPixmap.isNull()) return;
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  int w = m_WaterfallPixmap.width();
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  int x,y;
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  float pixperdiv;
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  QRect rect0;
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  QPainter painter0(&m_ScalePixmap);
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  //create Font to use for scales
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  QFont Font("Arial");
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  Font.setPointSize(12);
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  QFontMetrics metrics(Font);
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  Font.setWeight(QFont::Normal);
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  painter0.setFont(Font);
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  painter0.setPen(Qt::black);
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  m_binsPerPixel = m_nSpan * 32768.0/(w*0.001*m_fSample) + 0.5;
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  double FreqPerDiv=5.0;
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  double df = m_binsPerPixel*0.001*m_fSample/32768.0;
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  m_hdivs = w*df/FreqPerDiv + 0.9999;
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  m_fSpan = w*df;
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  m_ScalePixmap.fill(Qt::white);
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  painter0.drawRect(0, 0, w, 30);
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  //draw tick marks on wideband (upper) scale
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  pixperdiv = FreqPerDiv/df;
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  for( int i=1; i<m_hdivs; i++) {     //major ticks
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    x = (int)( (float)i*pixperdiv );
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    painter0.drawLine(x,18,x,30);
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  }
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  for( int i=1; i<5*m_hdivs; i++) {   //minor ticks
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    x = i*pixperdiv/5.0;
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    painter0.drawLine(x,24,x,30);
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  }
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  //draw frequency values
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  MakeFrequencyStrs();
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  for( int i=0; i<=m_hdivs; i++) {
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    if(0==i) {
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      //left justify the leftmost text
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      x = (int)( (float)i*pixperdiv);
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      rect0.setRect(x,0, (int)pixperdiv, 20);
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      painter0.drawText(rect0, Qt::AlignLeft|Qt::AlignVCenter,
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                       m_HDivText[i]);
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    }
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    else if(m_hdivs == i) {
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      //right justify the rightmost text
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      x = (int)( (float)i*pixperdiv - pixperdiv);
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      rect0.setRect(x,0, (int)pixperdiv, 20);
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      painter0.drawText(rect0, Qt::AlignRight|Qt::AlignVCenter,
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                       m_HDivText[i]);
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    } else {
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      //center justify the rest of the text
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      x = (int)( (float)i*pixperdiv - pixperdiv/2);
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      rect0.setRect(x,0, (int)pixperdiv, 20);
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      painter0.drawText(rect0, Qt::AlignHCenter|Qt::AlignVCenter,
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                       m_HDivText[i]);
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    }
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  }
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  if(m_2Dspec) {
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    QPen pen0(Qt::green, 3);                 //Mark Cal Freq with green tick
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    painter0.setPen(pen0);
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    x = m_xClick;
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    painter0.drawLine(x,15,x,30);
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    int x0=(16384-m_i0)/m_binsPerPixel;
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    m_fGreen=(x-x0)*df;
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    x0 += (x0-x);
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    QPen pen3(Qt::red, 3);
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    painter0.setPen(pen3);
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    if(x0>0 and x0<w) painter0.drawLine(x0,15,x0,30);
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  } else {
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    QPen pen0(Qt::green, 3);                 //Mark fQSO with green tick
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    painter0.setPen(pen0);
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    x = XfromFreq(float(fQSO()));
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    painter0.drawLine(x,15,x,30);
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    QPen pen3(Qt::red, 3);                  //Mark Tx freq (kHz) with red tick
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    painter0.setPen(pen3);
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    x = XfromFreq(float(m_TXkHz));
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    painter0.drawLine(x,0,x,15);
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  }
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  // Now make the zoomed scale, using m_ZoomScalePixmap and painter3
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  QRect rect1;
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  QPainter painter3(&m_ZoomScalePixmap);
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  painter3.setFont(Font);
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  painter3.setPen(Qt::black);
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  FreqPerDiv=0.2;
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  df = 0.001*m_fSample/32768.0;
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  m_hdivs = 32768*df/FreqPerDiv + 0.9999;
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  int nlabs=df*w/0.2 + 1.0;
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  m_ZoomScalePixmap.fill(Qt::white);
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  painter3.drawRect(0, 0, w, 30);
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  pixperdiv = FreqPerDiv/df;
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  for( int i=0; i<10*nlabs; i++) {
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    x = i*pixperdiv/10;
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    y=24;
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    if ((i%5) == 0) y=18;
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    painter3.drawLine(x,y,x,30);
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  }
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  //draw frequency values
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  MakeFrequencyStrs();
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  for( int i=0; i<=nlabs; i++) {
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    x = (int)( (float)i*pixperdiv - pixperdiv/2);
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    rect1.setRect(x,0, (int)pixperdiv, 20);
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    painter3.drawText(rect1, Qt::AlignHCenter|Qt::AlignVCenter,
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                      m_HDivText[i]);
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  }
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  df=m_fSample/32768.0;
 | 
						|
  if(m_bLockTxRx) m_TxDF=m_DF;
 | 
						|
  x = (m_DF + m_mode65*66*11025.0/4096.0 - m_ZoomStartFreq)/df;
 | 
						|
  QPen pen2(Qt::darkGreen, 3);      //Mark top JT65B tone with dark Green tick
 | 
						|
  painter3.setPen(pen2);
 | 
						|
  painter3.drawLine(x,15,x,30);
 | 
						|
  x = (m_DF - m_ZoomStartFreq)/df;
 | 
						|
  QPen pen1(Qt::green, 3);                //Mark DF with a green tick
 | 
						|
  painter3.setPen(pen1);
 | 
						|
  painter3.drawLine(x,15,x,30);
 | 
						|
  for(int i=2; i<5; i++) {                //Mark the shorthand freqs
 | 
						|
    x = (m_DF + m_mode65*10*i*11025.0/4096.0 - m_ZoomStartFreq)/df;
 | 
						|
    painter3.drawLine(x,20,x,30);
 | 
						|
  }
 | 
						|
  int x1=(m_DF - m_tol - m_ZoomStartFreq)/df;
 | 
						|
  int x2=(m_DF + m_tol - m_ZoomStartFreq)/df;
 | 
						|
  pen1.setWidth(4);
 | 
						|
  painter3.setPen(pen1);
 | 
						|
  painter3.drawLine(x1,28,x2,28);
 | 
						|
 | 
						|
  pen1.setWidth(3);
 | 
						|
  pen1.setColor(Qt::red);                  //Mark Tx DF with red tick
 | 
						|
  painter3.setPen(pen1);
 | 
						|
  x = (m_TxDF - m_ZoomStartFreq)/df;
 | 
						|
  painter3.drawLine(x,0,x,15);
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::MakeFrequencyStrs()                       //MakeFrequencyStrs
 | 
						|
{
 | 
						|
  float StartFreq = m_StartFreq;
 | 
						|
  float freq;
 | 
						|
  int i,j;
 | 
						|
  int FreqPerDiv=5;
 | 
						|
 | 
						|
  if(m_hdivs > 100) {
 | 
						|
    m_FreqUnits = 1;
 | 
						|
    FreqPerDiv = 200;
 | 
						|
    int w = m_WaterfallPixmap.width();
 | 
						|
    float df=m_fSample/32768.0;
 | 
						|
    StartFreq = -w*df/2;
 | 
						|
    int n=StartFreq/FreqPerDiv;
 | 
						|
    StartFreq=n*200;
 | 
						|
    m_ZoomStartFreq = (int)StartFreq;
 | 
						|
  }
 | 
						|
  int numfractdigits = (int)log10((double)m_FreqUnits);
 | 
						|
 | 
						|
  if(1 == m_FreqUnits) {
 | 
						|
    //if units is Hz then just output integer freq
 | 
						|
    for(int i=0; i<=m_hdivs; i++) {
 | 
						|
      freq = StartFreq/(float)m_FreqUnits;
 | 
						|
      m_HDivText[i].setNum((int)freq);
 | 
						|
      StartFreq += FreqPerDiv;
 | 
						|
    }
 | 
						|
    return;
 | 
						|
  }
 | 
						|
  //here if is fractional frequency values
 | 
						|
  //so create max sized text based on frequency units
 | 
						|
  for(int i=0; i<=m_hdivs; i++) {
 | 
						|
    freq = StartFreq/(float)m_FreqUnits;
 | 
						|
    m_HDivText[i].setNum(freq,'f', numfractdigits);
 | 
						|
    StartFreq += FreqPerDiv;
 | 
						|
  }
 | 
						|
  //now find the division text with the longest non-zero digit
 | 
						|
  //to the right of the decimal point.
 | 
						|
  int max = 0;
 | 
						|
  for(i=0; i<=m_hdivs; i++) {
 | 
						|
    int dp = m_HDivText[i].indexOf('.');
 | 
						|
    int l = m_HDivText[i].length()-1;
 | 
						|
    for(j=l; j>dp; j--) {
 | 
						|
      if(m_HDivText[i][j] != '0')
 | 
						|
        break;
 | 
						|
    }
 | 
						|
    if( (j-dp) > max)
 | 
						|
      max = j-dp;
 | 
						|
  }
 | 
						|
  //truncate all strings to maximum fractional length
 | 
						|
  StartFreq = m_CenterFreq - 0.5*m_fSpan;
 | 
						|
  for( i=0; i<=m_hdivs; i++) {
 | 
						|
    freq = (float)StartFreq/(float)m_FreqUnits;
 | 
						|
    m_HDivText[i].setNum(freq,'f', max);
 | 
						|
    StartFreq += FreqPerDiv;
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
int CPlotter::XfromFreq(float f)                               //XfromFreq()
 | 
						|
{
 | 
						|
  float w = m_WaterfallPixmap.width();
 | 
						|
  int x = (int) w * (f - m_StartFreq)/m_fSpan;
 | 
						|
  if(x<0 ) return 0;
 | 
						|
  if(x>(int)w) return m_WaterfallPixmap.width();
 | 
						|
  return x;
 | 
						|
}
 | 
						|
 | 
						|
float CPlotter::FreqfromX(int x)                               //FreqfromX()
 | 
						|
{
 | 
						|
  float w = m_WaterfallPixmap.width();
 | 
						|
  float f =m_CenterFreq - 0.5*m_fSpan + m_fSpan * x/w;
 | 
						|
  return f;
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::SetRunningState(bool running)              //SetRunningState()
 | 
						|
{
 | 
						|
  m_Running = running;
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::setPlotZero(int plotZero)                  //setPlotZero()
 | 
						|
{
 | 
						|
  m_plotZero=plotZero;
 | 
						|
}
 | 
						|
 | 
						|
int CPlotter::getPlotZero()                               //getPlotZero()
 | 
						|
{
 | 
						|
  return m_plotZero;
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::setPlotGain(int plotGain)                  //setPlotGain()
 | 
						|
{
 | 
						|
  m_plotGain=plotGain;
 | 
						|
}
 | 
						|
 | 
						|
int CPlotter::getPlotGain()                               //getPlotGain()
 | 
						|
{
 | 
						|
  return m_plotGain;
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::SetCenterFreq(int f)                   //setCenterFreq()
 | 
						|
{
 | 
						|
// f is the integer kHz portion of cfreq, from Linrad packets
 | 
						|
  if(f<0) f=m_nkhz;
 | 
						|
  int ns = (f+m_FreqOffset-0.5*m_fSpan)/5.0 + 0.5;
 | 
						|
  double fs = 5*ns;
 | 
						|
  m_CenterFreq = fs + 0.5*m_fSpan;
 | 
						|
}
 | 
						|
 | 
						|
qint64 CPlotter::centerFreq()                             //centerFreq()
 | 
						|
{
 | 
						|
  return m_CenterFreq;
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::SetStartFreq(quint64 f)                    //SetStartFreq()
 | 
						|
{
 | 
						|
  m_StartFreq=f;
 | 
						|
//    resizeEvent(NULL);
 | 
						|
  DrawOverlay();
 | 
						|
}
 | 
						|
 | 
						|
qint64 CPlotter::startFreq()                              //startFreq()
 | 
						|
{
 | 
						|
  return m_StartFreq;
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::SetFreqOffset(quint64 f)                   //SetFreqOffset()
 | 
						|
{
 | 
						|
  m_FreqOffset=f;
 | 
						|
  DrawOverlay();
 | 
						|
}
 | 
						|
 | 
						|
qint64 CPlotter::freqOffset() {return m_FreqOffset;}         //freqOffset()
 | 
						|
int CPlotter::plotWidth(){return m_WaterfallPixmap.width();}
 | 
						|
void CPlotter::UpdateOverlay() {DrawOverlay();}
 | 
						|
void CPlotter::setDataFromDisk(bool b) {m_dataFromDisk=b;}
 | 
						|
 | 
						|
void CPlotter::setTol(int n)                                 //setTol()
 | 
						|
{
 | 
						|
  m_tol=n;
 | 
						|
  DrawOverlay();
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::setBinsPerPixel(int n) {m_binsPerPixel = n;}  //set nbpp
 | 
						|
 | 
						|
int CPlotter::binsPerPixel(){return m_binsPerPixel;}         //get nbpp
 | 
						|
 | 
						|
void CPlotter::setFQSO(int x, bool bf)                       //setFQSO()
 | 
						|
{
 | 
						|
  if(bf) {
 | 
						|
    m_fQSO=x;         // x is freq in kHz
 | 
						|
  } else {
 | 
						|
    if(x<0) x=0;      // x is pixel number
 | 
						|
    if(x>m_Size.width()) x=m_Size.width();
 | 
						|
    m_fQSO = int(FreqfromX(x)+0.5);
 | 
						|
    m_xClick=x;
 | 
						|
  }
 | 
						|
  if(m_bLockTxRx) m_TXkHz=m_fQSO;
 | 
						|
  m_TXfreq = floor(datcom_.fcenter) + 0.001*m_TXkHz;
 | 
						|
  DrawOverlay();
 | 
						|
  update();
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::setFcal(int n)                                  //setFcal()
 | 
						|
{
 | 
						|
  m_fCal=n;
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::setNkhz(int n)                                  //setNkhz()
 | 
						|
{
 | 
						|
  m_nkhz=n;
 | 
						|
}
 | 
						|
 | 
						|
int CPlotter::fQSO() {return m_fQSO;}                          //get fQSO
 | 
						|
 | 
						|
int CPlotter::DF() {return m_DF;}                              // get DF
 | 
						|
 | 
						|
void CPlotter::mousePressEvent(QMouseEvent *event)       //mousePressEvent
 | 
						|
{
 | 
						|
  int h = (m_Size.height()-60)/2;
 | 
						|
  int x=event->x();
 | 
						|
  int y=event->y();
 | 
						|
  int button=event->button();
 | 
						|
  if(y < h+30) {                                      // Wideband waterfall
 | 
						|
    if(button==1) {
 | 
						|
      setFQSO(x,false);
 | 
						|
    }
 | 
						|
    if(button==2 and !m_bLockTxRx) {
 | 
						|
      if(x<0) x=0;      // x is pixel number
 | 
						|
      if(x>m_Size.width()) x=m_Size.width();
 | 
						|
      m_TXkHz = int(FreqfromX(x)+0.5);
 | 
						|
      m_TXfreq = floor(datcom_.fcenter) + 0.001*m_TXkHz;
 | 
						|
    }
 | 
						|
  } else {                                            // Zoomed waterfall
 | 
						|
    if(button==1) m_DF=int(m_ZoomStartFreq + x*m_fSample/32768.0);
 | 
						|
    if(button==2 and !m_bLockTxRx) m_TxDF=int(m_ZoomStartFreq + x*m_fSample/32768.0);
 | 
						|
    if(m_bLockTxRx) m_TxDF=m_DF;
 | 
						|
  }
 | 
						|
  DrawOverlay();
 | 
						|
  update();
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::mouseDoubleClickEvent(QMouseEvent *event)  //mouse2click
 | 
						|
{
 | 
						|
  if(event->button()!=1) return;       //Act only on left double-click
 | 
						|
  int h = (m_Size.height()-60)/2;
 | 
						|
  int x=event->x();
 | 
						|
  int y=event->y();
 | 
						|
  if(y < h+30) {
 | 
						|
    m_DF=0;
 | 
						|
    setFQSO(x,false);
 | 
						|
    emit freezeDecode1(2);                  //### ???
 | 
						|
  } else {
 | 
						|
    float f = m_ZoomStartFreq + x*m_fSample/32768.0;
 | 
						|
    m_DF=int(f);
 | 
						|
    emit freezeDecode1(1);
 | 
						|
    DrawOverlay();
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
int CPlotter::autoZero()                                        //autoZero()
 | 
						|
{
 | 
						|
  m_z1=0;
 | 
						|
  m_z2=0;
 | 
						|
  int sum1=0;
 | 
						|
  for(int i=0; i<256; i++) {
 | 
						|
    sum1 += m_hist1[i];
 | 
						|
    if(sum1 > m_Size.width()/2) {
 | 
						|
      m_z1=i;
 | 
						|
      break;
 | 
						|
    }
 | 
						|
  }
 | 
						|
  int sum2=0;
 | 
						|
  for(int i=0; i<256; i++) {
 | 
						|
    sum2 += m_hist2[i];
 | 
						|
    if(sum2 > 16384) {
 | 
						|
      m_z2=i;
 | 
						|
      break;
 | 
						|
    }
 | 
						|
  }
 | 
						|
  double gain = pow(10.0,0.05*(m_plotGain+7));
 | 
						|
//  double dz1 = (m_z1-38)/(5.0*gain);
 | 
						|
  double dz2 = (m_z2-28)/(5.0*gain);
 | 
						|
  if(m_z2 < 255) m_plotZero = int(m_plotZero + dz2 + 0.5);
 | 
						|
  return m_plotZero;
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::setNSpan(int n)                                  //setNSpan()
 | 
						|
{
 | 
						|
  m_nSpan=n;
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::setPalette(QString palette)                      //setPalette()
 | 
						|
{
 | 
						|
  if(palette=="Linrad") {
 | 
						|
    float twopi=6.2831853;
 | 
						|
    float r,g,b,phi,x;
 | 
						|
    for(int i=0; i<256; i++) {
 | 
						|
      r=0.0;
 | 
						|
      if(i>105 and i<=198) {
 | 
						|
        phi=(twopi/4.0) * (i-105.0)/(198.0-105.0);
 | 
						|
        r=sin(phi);
 | 
						|
      } else if(i>=198) {
 | 
						|
          r=1.0;
 | 
						|
      }
 | 
						|
 | 
						|
      g=0.0;
 | 
						|
      if(i>35 and i<198) {
 | 
						|
        phi=(twopi/4.0) * (i-35.0)/(122.5-35.0);
 | 
						|
        g=0.625*sin(phi);
 | 
						|
      } else if(i>=198) {
 | 
						|
        x=(i-186.0);
 | 
						|
        g=-0.014 + 0.0144*x -0.00007*x*x +0.000002*x*x*x;
 | 
						|
        if(g>1.0) g=1.0;
 | 
						|
      }
 | 
						|
 | 
						|
      b=0.0;
 | 
						|
      if(i<=117) {
 | 
						|
        phi=(twopi/2.0) * i/117.0;
 | 
						|
        b=0.4531*sin(phi);
 | 
						|
      } else if(i>186) {
 | 
						|
        x=(i-186.0);
 | 
						|
        b=-0.014 + 0.0144*x -0.00007*x*x +0.000002*x*x*x;
 | 
						|
        if(b>1.0) b=1.0;
 | 
						|
      }
 | 
						|
      m_ColorTbl[i].setRgb(int(255.0*r),int(255.0*g),int(255.0*b));
 | 
						|
    }
 | 
						|
    m_ColorTbl[255].setRgb(255,255,100);
 | 
						|
 | 
						|
  }
 | 
						|
 | 
						|
  if(palette=="CuteSDR") {
 | 
						|
      for( int i=0; i<256; i++) {
 | 
						|
      if( (i<43) )
 | 
						|
        m_ColorTbl[i].setRgb( 0,0, 255*(i)/43);
 | 
						|
      if( (i>=43) && (i<87) )
 | 
						|
        m_ColorTbl[i].setRgb( 0, 255*(i-43)/43, 255 );
 | 
						|
      if( (i>=87) && (i<120) )
 | 
						|
        m_ColorTbl[i].setRgb( 0,255, 255-(255*(i-87)/32));
 | 
						|
      if( (i>=120) && (i<154) )
 | 
						|
        m_ColorTbl[i].setRgb( (255*(i-120)/33), 255, 0);
 | 
						|
      if( (i>=154) && (i<217) )
 | 
						|
        m_ColorTbl[i].setRgb( 255, 255 - (255*(i-154)/62), 0);
 | 
						|
      if( (i>=217)  )
 | 
						|
        m_ColorTbl[i].setRgb( 255, 0, 128*(i-217)/38);
 | 
						|
    }
 | 
						|
    m_ColorTbl[255].setRgb(255,255,100);
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::setFsample(int n)
 | 
						|
{
 | 
						|
  m_fSample=n;
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::setMode65(int n)
 | 
						|
{
 | 
						|
  m_mode65=n;
 | 
						|
  DrawOverlay();                         //Redraw scales and ticks
 | 
						|
  update();                              //trigger a new paintEvent
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::set2Dspec(bool b)
 | 
						|
{
 | 
						|
  m_2Dspec=b;
 | 
						|
  m_paintAllZoom=!b;
 | 
						|
  DrawOverlay();                         //Redraw scales and ticks
 | 
						|
  update();                              //trigger a new paintEvent}
 | 
						|
}
 | 
						|
 | 
						|
double CPlotter::fGreen()
 | 
						|
{
 | 
						|
  return m_fGreen;
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::setLockTxRx(bool b)
 | 
						|
{
 | 
						|
  m_bLockTxRx=b;
 | 
						|
  if(m_bLockTxRx) {
 | 
						|
    m_TXkHz=m_fQSO;
 | 
						|
    m_TXfreq=floor(m_TXfreq) + 0.001*m_TXkHz;
 | 
						|
    m_TxDF=m_DF;
 | 
						|
    DrawOverlay();                         //Redraw scales and ticks
 | 
						|
    update();                              //trigger a new paintEvent}
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
void CPlotter::mouseMoveEvent (QMouseEvent * event)
 | 
						|
{
 | 
						|
  int h = m_WaterfallPixmap.height();
 | 
						|
  int x=event->x();
 | 
						|
  int y=event->y();
 | 
						|
  bool lower=(y > 30+h);
 | 
						|
  float freq=FreqfromX(x);
 | 
						|
  float df=m_fSample/32768.0;
 | 
						|
  int ndf=x*df + m_ZoomStartFreq;
 | 
						|
  if(lower) {
 | 
						|
    QToolTip::showText(event->globalPos(),QString::number(ndf));
 | 
						|
  } else {
 | 
						|
    QToolTip::showText(event->globalPos(),QString::number(freq));
 | 
						|
  }
 | 
						|
  QWidget::mouseMoveEvent(event);
 | 
						|
}
 | 
						|
 | 
						|
double CPlotter::rxFreq()
 | 
						|
{
 | 
						|
  return floor(datcom_.fcenter) + 0.001*m_fQSO + 0.000001*m_DF;
 | 
						|
}
 | 
						|
 | 
						|
double CPlotter::txFreq()
 | 
						|
{
 | 
						|
  return m_TXfreq + 0.000001*m_TxDF;
 | 
						|
}
 |