mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2024-11-10 14:23:31 -05:00
d51594ec3f
Labels should always be multiples of the major tick interval. When Start freq is nonzero, labels need to be moved. git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@4464 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
472 lines
12 KiB
C++
472 lines
12 KiB
C++
#include "plotter.h"
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#include <math.h>
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#include <QDebug>
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#include "moc_plotter.cpp"
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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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m_startFreq = 0;
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m_nSpan=2; //used for FFT bins/pixel
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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_2DPixmap = QPixmap(0,0);
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m_ScalePixmap = QPixmap(0,0);
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m_OverlayPixmap = QPixmap(0,0);
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m_Size = QSize(0,0);
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m_rxFreq = 1020;
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m_line = 0;
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m_fSample = 12000;
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m_nsps=6912;
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m_dBStepSize=10;
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m_Percent2DScreen = 30; //percent of screen used for 2D display
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m_txFreq=0;
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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() ) { //if changed, resize pixmaps to new screensize
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m_Size = size();
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m_w = m_Size.width();
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m_h = m_Size.height();
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m_h1 = (100-m_Percent2DScreen)*(m_Size.height())/100;
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m_h2 = (m_Percent2DScreen)*(m_Size.height())/100;
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m_2DPixmap = QPixmap(m_Size.width(), m_h2);
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m_2DPixmap.fill(Qt::black);
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m_WaterfallPixmap = QPixmap(m_Size.width(), m_h1);
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m_OverlayPixmap = QPixmap(m_Size.width(), m_h2);
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m_OverlayPixmap.fill(Qt::black);
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m_WaterfallPixmap.fill(Qt::black);
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m_2DPixmap.fill(Qt::black);
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m_ScalePixmap = QPixmap(m_w,30);
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m_ScalePixmap.fill(Qt::white);
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}
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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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if(m_paintEventBusy) return;
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m_paintEventBusy=true;
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QPainter painter(this);
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painter.drawPixmap(0,0,m_ScalePixmap);
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painter.drawPixmap(0,30,m_WaterfallPixmap);
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painter.drawPixmap(0,m_h1,m_2DPixmap);
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m_paintEventBusy=false;
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}
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void CPlotter::draw(float swide[]) //draw()
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{
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int j,j0,y2;
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float y;
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double gain = pow(10.0,0.05*(m_plotGain+7));
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//move current data down one line (must do this before attaching a QPainter object)
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m_WaterfallPixmap.scroll(0,1,0,0,m_w,m_h1);
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QPainter painter1(&m_WaterfallPixmap);
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m_2DPixmap = m_OverlayPixmap.copy(0,0,m_w,m_h2);
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QPainter painter2D(&m_2DPixmap);
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if(m_bLinearAvg) {
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painter2D.setPen(Qt::yellow);
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} else {
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painter2D.setPen(Qt::green);
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}
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QPoint LineBuf[MAX_SCREENSIZE];
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j=0;
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j0=int(m_startFreq/m_fftBinWidth + 0.5);
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int iz=XfromFreq(5000.0);
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m_fMax=FreqfromX(iz);
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for(int i=0; i<iz; i++) {
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if(i>iz) swide[i]=0;
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y=0.0;
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if(swide[i]>0.0) y = 10.0*log10(swide[i]);
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int y1 = 5.0*gain*y + 10*(m_plotZero-4);
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if (y1<0) y1=0;
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if (y1>254) y1=254;
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if (swide[i]>1.e29) y1=255;
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painter1.setPen(m_ColorTbl[y1]);
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painter1.drawPoint(i,0);
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y2=0;
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if(m_bCurrent) y2 = 0.4*gain*y - 15;
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if(m_bCumulative) {
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float sum=0.0;
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int j=j0+m_binsPerPixel*i;
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for(int k=0; k<m_binsPerPixel; k++) {
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sum+=jt9com_.savg[j++];
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}
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y2=gain*6.0*log10(sum/m_binsPerPixel) - 10.0;
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y2 += m_plotZero;
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}
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if(m_bLinearAvg) {
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float sum=0.0;
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int j=j0+m_binsPerPixel*i;
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for(int k=0; k<m_binsPerPixel; k++) {
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sum+=jt9w_.syellow[j++];
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}
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y2=sum/m_binsPerPixel * (0.2*m_h/50.0) - 20.0;
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}
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if(i==iz-1) painter2D.drawPolyline(LineBuf,j);
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LineBuf[j].setX(i);
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LineBuf[j].setY(m_h-(y2+0.8*m_h));
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j++;
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}
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if(swide[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(Qt::white);
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painter1.drawText(5,10,m_sutc);
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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(jt9com_.ndiskdat != 0) {
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ihr=jt9com_.nutc/100;
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imin=jt9com_.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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imin=imin - (imin % (m_TRperiod/60));
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}
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sprintf(m_sutc,"%2.2d:%2.2d",ihr,imin);
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}
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void CPlotter::DrawOverlay() //DrawOverlay()
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{
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if(m_OverlayPixmap.isNull()) return;
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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,x1,x2;
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// int nHzDiv[11]={0,50,100,200,200,200,500,500,500,500,500};
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float pixperdiv;
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double df = m_binsPerPixel*m_fftBinWidth;
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QRect rect;
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{
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QPainter painter(&m_OverlayPixmap);
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painter.initFrom(this);
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QLinearGradient gradient(0, 0, 0 ,m_h2); //fill background with gradient
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gradient.setColorAt(1, Qt::black);
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gradient.setColorAt(0, Qt::darkBlue);
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painter.setBrush(gradient);
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painter.drawRect(0, 0, m_w, m_h2);
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painter.setBrush(Qt::SolidPattern);
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pixperdiv = m_freqPerDiv/df;
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y = m_h2 - m_h2/VERT_DIVS;
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m_hdivs = w*df/m_freqPerDiv + 0.9999;
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for( int i=1; i<m_hdivs; i++) //draw vertical grids
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{
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x = (int)( (float)i*pixperdiv );
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if(x >= 0 and x<=m_w) {
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painter.setPen(QPen(Qt::white, 1,Qt::DotLine));
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painter.drawLine(x, 0, x , y);
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painter.drawLine(x, m_h2-5, x , m_h2);
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}
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}
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pixperdiv = (float)m_h2 / (float)VERT_DIVS;
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painter.setPen(QPen(Qt::white, 1,Qt::DotLine));
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for( int i=1; i<VERT_DIVS; i++) //draw horizontal grids
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{
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y = (int)( (float)i*pixperdiv );
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painter.drawLine(0, y, w, y);
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}
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}
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QRect rect0;
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QPainter painter0(&m_ScalePixmap);
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painter0.initFrom(this);
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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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if(m_binsPerPixel < 1) m_binsPerPixel=1;
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m_fSpan = w*df;
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int n=m_fSpan/10;
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m_freqPerDiv=10;
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if(n>25) m_freqPerDiv=50;
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if(n>70) m_freqPerDiv=100;
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if(n>140) m_freqPerDiv=200;
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if(n>310) m_freqPerDiv=500;
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m_hdivs = w*df/m_freqPerDiv + 0.9999;
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m_ScalePixmap.fill(Qt::white);
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painter0.drawRect(0, 0, w, 30);
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MakeFrequencyStrs();
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//draw tick marks on upper scale
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pixperdiv = m_freqPerDiv/df;
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for( int i=0; i<m_hdivs; i++) { //major ticks
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x = (int)((m_xOffset+i)*pixperdiv );
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painter0.drawLine(x,18,x,30);
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}
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int minor=5;
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if(m_freqPerDiv==200) minor=4;
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for( int i=1; i<minor*m_hdivs; i++) { //minor ticks
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x = i*pixperdiv/minor;
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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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for( int i=0; i<=m_hdivs; i++) {
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x = (int)((m_xOffset+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,m_HDivText[i]);
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}
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float bw=9.0*12000.0/m_nsps;
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if(m_modeTx=="JT65") bw=66.0*11025.0/4096.0;
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QPen pen0(Qt::green, 3); //Mark Rx Freq with green
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painter0.setPen(pen0);
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x1=XfromFreq(m_rxFreq);
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x2=XfromFreq(m_rxFreq+bw);
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painter0.drawLine(x1,24,x1,30);
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painter0.drawLine(x1,28,x2,28);
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painter0.drawLine(x2,24,x2,30);
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if(m_mode=="JT9+JT65") {
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QPen pen2(Qt::blue, 3); //Mark the JT65 | JT9 divider
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painter0.setPen(pen2);
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x1=XfromFreq(m_fMin);
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if(x1<2) x1=2;
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x2=x1+30;
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painter0.drawLine(x1,8,x1,28);
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}
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QPen pen1(Qt::red, 3); //Mark Tx freq with red
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painter0.setPen(pen1);
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x1=XfromFreq(m_txFreq);
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x2=XfromFreq(m_txFreq+bw);
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painter0.drawLine(x1,17,x1,21);
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painter0.drawLine(x1,17,x2,17);
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painter0.drawLine(x2,17,x2,21);
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if(m_dialFreq>10.13 and m_dialFreq< 10.15) {
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float f1=1.0e6*(10.1401 - m_dialFreq);
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float f2=f1+200.0;
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x1=XfromFreq(f1);
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x2=XfromFreq(f2);
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if(x1<=m_w and x2>=0) {
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QPen pen1(QColor(255,165,0),3); //Mark WSPR sub-band orange
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painter0.setPen(pen1);
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painter0.drawLine(x1,9,x2,9);
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}
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}
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}
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void CPlotter::MakeFrequencyStrs() //MakeFrequencyStrs
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{
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int f=(m_startFreq+m_freqPerDiv-1)/m_freqPerDiv;
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f*=m_freqPerDiv;
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m_xOffset=float(f-m_startFreq)/m_freqPerDiv;
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for(int i=0; i<=m_hdivs; i++) {
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m_HDivText[i].setNum(f);
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f+=m_freqPerDiv;
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}
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}
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int CPlotter::XfromFreq(float f) //XfromFreq()
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{
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// float w = m_WaterfallPixmap.width();
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int x = int(m_w * (f - m_startFreq)/m_fSpan + 0.5);
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if(x<0 ) return 0;
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if(x>m_w) return m_w;
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return x;
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}
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float CPlotter::FreqfromX(int x) //FreqfromX()
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{
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return float(m_startFreq + x*m_binsPerPixel*m_fftBinWidth);
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}
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void CPlotter::SetRunningState(bool running) //SetRunningState()
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{
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m_Running = running;
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}
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void CPlotter::setPlotZero(int plotZero) //setPlotZero()
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{
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m_plotZero=plotZero;
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}
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int CPlotter::getPlotZero() //getPlotZero()
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{
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return m_plotZero;
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}
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void CPlotter::setPlotGain(int plotGain) //setPlotGain()
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{
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m_plotGain=plotGain;
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}
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int CPlotter::getPlotGain() //getPlotGain()
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{
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return m_plotGain;
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}
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void CPlotter::setStartFreq(int f) //SetStartFreq()
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{
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m_startFreq=f;
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resizeEvent(NULL);
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update();
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}
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int CPlotter::startFreq() //startFreq()
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{
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return m_startFreq;
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}
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int CPlotter::plotWidth(){return m_WaterfallPixmap.width();}
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void CPlotter::UpdateOverlay() {DrawOverlay();}
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void CPlotter::setDataFromDisk(bool b) {m_dataFromDisk=b;}
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void CPlotter::setRxRange(int fMin)
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{
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m_fMin=fMin;
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}
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void CPlotter::setBinsPerPixel(int n) // set nbpp
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{
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m_binsPerPixel = n;
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DrawOverlay(); //Redraw scales and ticks
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update(); //trigger a new paintEvent}
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}
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int CPlotter::binsPerPixel() // get nbpp
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{
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return m_binsPerPixel;
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}
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void CPlotter::setRxFreq (int x)
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{
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m_rxFreq = x; // x is freq in Hz
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DrawOverlay();
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update();
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}
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int CPlotter::rxFreq() {return m_rxFreq;} //get rxFreq
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void CPlotter::mousePressEvent(QMouseEvent *event) //mousePressEvent
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{
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int x=event->x();
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if(x<0) x=0;
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if(x>m_Size.width()) x=m_Size.width();
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bool ctrl = (event->modifiers() & Qt::ControlModifier);
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int freq = int(FreqfromX(x)+0.5);
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int tx_freq = m_txFreq;
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if (ctrl or m_lockTxFreq) tx_freq = freq;
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emit setFreq1 (freq, tx_freq);
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int n=1;
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if(ctrl) n+=100;
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emit freezeDecode1(n);
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}
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void CPlotter::mouseDoubleClickEvent(QMouseEvent *event) //mouse2click
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{
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bool ctrl = (event->modifiers() & Qt::ControlModifier);
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int n=2;
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if(ctrl) n+=100;
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emit freezeDecode1(n);
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}
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void CPlotter::setNSpan(int n) //setNSpan()
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{
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m_nSpan=n;
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}
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double CPlotter::fGreen()
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{
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return m_fGreen;
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}
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void CPlotter::setNsps(int ntrperiod, int nsps) //setNSpan()
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{
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m_TRperiod=ntrperiod;
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m_nsps=nsps;
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m_fftBinWidth=1500.0/2048.0;
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if(m_nsps==15360) m_fftBinWidth=1500.0/2048.0;
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if(m_nsps==40960) m_fftBinWidth=1500.0/6144.0;
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if(m_nsps==82944) m_fftBinWidth=1500.0/12288.0;
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if(m_nsps==252000) m_fftBinWidth=1500.0/32768.0;
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DrawOverlay(); //Redraw scales and ticks
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update(); //trigger a new paintEvent}
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}
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void CPlotter::setTxFreq(int n) //setTol()
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{
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m_txFreq=n;
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DrawOverlay();
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update();
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}
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void CPlotter::setMode(QString mode)
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{
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m_mode=mode;
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}
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void CPlotter::setModeTx(QString modeTx)
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{
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m_modeTx=modeTx;
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}
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int CPlotter::getFmax()
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{
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return m_fMax;
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}
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void CPlotter::setDialFreq(double d)
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{
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m_dialFreq=d;
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DrawOverlay();
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update();
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}
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