mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2025-11-03 21:40:52 -05:00
6e72f74395
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/jtms3@2501 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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#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_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_line = 0;
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m_fSample = 96000;
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m_paintAllZoom = 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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m_ZoomScalePixmap.fill(Qt::black);
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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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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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m_2Dspec=true;
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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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int x0=0;
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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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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::draw(float green[], int ig) //draw()
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{
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int i,j,w,h;
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float y;
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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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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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painter2D.setPen(Qt::green);
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for(i=0; i<ig; i++) {
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y = green[i];
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painter1.drawPoint(i,0);
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int y2 = 7*(y-m_plotZero);
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if (y2<0) y2=0;
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if (y2>254) y2=254;
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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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painter2D.drawPolyline(LineBuf,ig);
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update(); //trigger a new paintEvent
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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;
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float pixperdiv;
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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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// m_binsPerPixel = m_nSpan * 32768.0/(w*0.001*m_fSample) + 0.5;
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double secPerDiv=5.0;
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double dt=2048.0/48000.0;
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m_hdivs = w*dt/secPerDiv;
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// m_fSpan = w*dt;
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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 = secPerDiv/dt;
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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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MakeTimeStrs();
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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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}
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void CPlotter::MakeTimeStrs() //MakeTimeStrs
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{
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float StartFreq = 0.0;
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float freq;
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int i,j;
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int secPerDiv=5;
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if(m_hdivs > 100) {
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m_FreqUnits = 1;
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secPerDiv = 200;
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int w = m_WaterfallPixmap.width();
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float df=m_fSample/32768.0;
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StartFreq = -w*df/2;
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int n=StartFreq/secPerDiv;
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StartFreq=n*200;
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m_ZoomStartFreq = (int)StartFreq;
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}
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int numfractdigits = (int)log10((double)m_FreqUnits);
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if(1 == m_FreqUnits) {
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//if units is Hz then just output integer freq
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for(int i=0; i<=m_hdivs; i++) {
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freq = StartFreq/(float)m_FreqUnits;
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m_HDivText[i].setNum((int)freq);
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StartFreq += secPerDiv;
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}
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return;
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}
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//here if is fractional frequency values
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//so create max sized text based on frequency units
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for(int i=0; i<=m_hdivs; i++) {
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freq = StartFreq/(float)m_FreqUnits;
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m_HDivText[i].setNum(freq,'f', numfractdigits);
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StartFreq += secPerDiv;
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}
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//now find the division text with the longest non-zero digit
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//to the right of the decimal point.
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int max = 0;
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for(i=0; i<=m_hdivs; i++) {
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int dp = m_HDivText[i].indexOf('.');
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int l = m_HDivText[i].length()-1;
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for(j=l; j>dp; j--) {
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if(m_HDivText[i][j] != '0')
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break;
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}
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if( (j-dp) > max)
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max = j-dp;
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}
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//truncate all strings to maximum fractional length
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StartFreq = 0;
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for( i=0; i<=m_hdivs; i++) {
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freq = (float)StartFreq/(float)m_FreqUnits;
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m_HDivText[i].setNum(freq,'f', max);
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StartFreq += secPerDiv;
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}
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}
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int CPlotter::xFromTime(float t) //xFromTime()
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{
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float w = m_WaterfallPixmap.width();
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int x = (int) w * t/30.0;
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if(x<0 ) return 0;
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if(x>(int)w) return m_WaterfallPixmap.width();
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return x;
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}
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float CPlotter::timeFromX(int x) //timeFromX()
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{
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float w = m_WaterfallPixmap.width();
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float t = 30.0 * x/w;
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return t;
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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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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::setTol(int n) //setTol()
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{
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m_tol=n;
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DrawOverlay();
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}
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int CPlotter::DF() {return m_DF;} // get DF
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void CPlotter::mousePressEvent(QMouseEvent *event) //mousePressEvent
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{
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int h = (m_Size.height()-60)/2;
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int x=event->x();
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int y=event->y();
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if(y < h+30) {
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// setFQSO(x,false); // Wideband waterfall
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} else {
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m_DF=int(m_ZoomStartFreq + x*m_fSample/32768.0); // Zoomed waterfall
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DrawOverlay();
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update();
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}
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}
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void CPlotter::mouseDoubleClickEvent(QMouseEvent *event) //mouse2click
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{
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int h = (m_Size.height()-60)/2;
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int x=event->x();
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int y=event->y();
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if(y < h+30) {
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m_DF=0;
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// setFQSO(x,false);
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emit freezeDecode1(2); //### ???
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} else {
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float f = m_ZoomStartFreq + x*m_fSample/32768.0;
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m_DF=int(f);
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emit freezeDecode1(1);
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DrawOverlay();
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}
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}
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int CPlotter::autoZero() //autoZero()
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{
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m_z1=0;
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m_z2=0;
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int sum1=0;
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for(int i=0; i<256; i++) {
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sum1 += m_hist1[i];
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if(sum1 > m_Size.width()/2) {
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m_z1=i;
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break;
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}
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}
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int sum2=0;
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for(int i=0; i<256; i++) {
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sum2 += m_hist2[i];
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if(sum2 > 16384) {
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m_z2=i;
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break;
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}
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}
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double gain = pow(10.0,0.05*(m_plotGain+7));
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// double dz1 = (m_z1-38)/(5.0*gain);
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double dz2 = (m_z2-28)/(5.0*gain);
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if(m_z2 < 255) m_plotZero = int(m_plotZero + dz2 + 0.5);
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return m_plotZero;
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}
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void CPlotter::setPalette(QString palette) //setPalette()
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{
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if(palette=="Linrad") {
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float twopi=6.2831853;
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float r,g,b,phi,x;
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for(int i=0; i<256; i++) {
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r=0.0;
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if(i>105 and i<=198) {
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phi=(twopi/4.0) * (i-105.0)/(198.0-105.0);
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r=sin(phi);
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} else if(i>=198) {
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r=1.0;
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}
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g=0.0;
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if(i>35 and i<198) {
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phi=(twopi/4.0) * (i-35.0)/(122.5-35.0);
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g=0.625*sin(phi);
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} else if(i>=198) {
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x=(i-186.0);
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g=-0.014 + 0.0144*x -0.00007*x*x +0.000002*x*x*x;
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if(g>1.0) g=1.0;
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}
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b=0.0;
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if(i<=117) {
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phi=(twopi/2.0) * i/117.0;
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b=0.4531*sin(phi);
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} else if(i>186) {
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x=(i-186.0);
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b=-0.014 + 0.0144*x -0.00007*x*x +0.000002*x*x*x;
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if(b>1.0) b=1.0;
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}
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m_ColorTbl[i].setRgb(int(255.0*r),int(255.0*g),int(255.0*b));
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}
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m_ColorTbl[255].setRgb(255,255,100);
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}
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if(palette=="CuteSDR") {
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for( int i=0; i<256; i++) {
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if( (i<43) )
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m_ColorTbl[i].setRgb( 0,0, 255*(i)/43);
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if( (i>=43) && (i<87) )
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m_ColorTbl[i].setRgb( 0, 255*(i-43)/43, 255 );
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if( (i>=87) && (i<120) )
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m_ColorTbl[i].setRgb( 0,255, 255-(255*(i-87)/32));
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if( (i>=120) && (i<154) )
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m_ColorTbl[i].setRgb( (255*(i-120)/33), 255, 0);
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if( (i>=154) && (i<217) )
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m_ColorTbl[i].setRgb( 255, 255 - (255*(i-154)/62), 0);
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if( (i>=217) )
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m_ColorTbl[i].setRgb( 255, 0, 128*(i-217)/38);
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}
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m_ColorTbl[255].setRgb(255,255,100);
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}
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if(palette=="Blue") {
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FILE* fp=fopen("blue.dat","r");
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int n,r,g,b;
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float xr,xg,xb;
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for(int i=0; i<256; i++) {
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fscanf(fp,"%d%f%f%f",&n,&xr,&xg,&xb);
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r=255.0*xr + 0.5;
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g=255.0*xg + 0.5;
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b=255.0*xb + 0.5;
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m_ColorTbl[i].setRgb(r,g,b);
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}
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}
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if(palette=="AFMHot") {
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FILE* fp=fopen("afmhot.dat","r");
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int n,r,g,b;
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float xr,xg,xb;
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for(int i=0; i<256; i++) {
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fscanf(fp,"%d%f%f%f",&n,&xr,&xg,&xb);
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r=255.0*xr + 0.5;
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g=255.0*xg + 0.5;
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b=255.0*xb + 0.5;
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m_ColorTbl[i].setRgb(r,g,b);
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}
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}
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}
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void CPlotter::set2Dspec(bool b)
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{
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m_2Dspec=b;
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m_paintAllZoom=!b;
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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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