mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2024-12-24 11:40:31 -05:00
326 lines
8.4 KiB
C++
326 lines
8.4 KiB
C++
#include "echoplot.h"
|
|
#include "commons.h"
|
|
#include <math.h>
|
|
#include <QPainter>
|
|
#include <QPen>
|
|
#include <QDebug>
|
|
#include "moc_echoplot.cpp"
|
|
|
|
#define MAX_SCREENSIZE 2048
|
|
|
|
|
|
EPlotter::EPlotter(QWidget *parent) : //EPlotter Constructor
|
|
QFrame(parent)
|
|
{
|
|
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
|
|
setFocusPolicy(Qt::StrongFocus);
|
|
setAttribute(Qt::WA_PaintOnScreen,false);
|
|
setAutoFillBackground(false);
|
|
setAttribute(Qt::WA_OpaquePaintEvent, false);
|
|
setAttribute(Qt::WA_NoSystemBackground, true);
|
|
|
|
m_StartFreq = -200;
|
|
m_fftBinWidth=12000.0/32768.0;
|
|
m_binsPerPixel=1;
|
|
m_fSpan=1000.0;
|
|
m_hdivs = HORZ_DIVS;
|
|
m_Running = false;
|
|
m_paintEventBusy=false;
|
|
m_2DPixmap = QPixmap(0,0);
|
|
m_ScalePixmap = QPixmap(0,0);
|
|
m_OverlayPixmap = QPixmap(0,0);
|
|
m_Size = QSize(0,0);
|
|
m_TxFreq = 1500;
|
|
m_line = 0;
|
|
m_dBStepSize=10;
|
|
}
|
|
|
|
EPlotter::~EPlotter() { } // Destructor
|
|
|
|
QSize EPlotter::minimumSizeHint() const
|
|
{
|
|
return QSize(50, 50);
|
|
}
|
|
|
|
QSize EPlotter::sizeHint() const
|
|
{
|
|
return QSize(180, 180);
|
|
}
|
|
|
|
void EPlotter::resizeEvent(QResizeEvent* ) //resizeEvent()
|
|
{
|
|
if(!size().isValid()) return;
|
|
if( m_Size != size() ) { //if changed, resize pixmaps to new screensize
|
|
m_Size = size();
|
|
m_w = m_Size.width();
|
|
m_h = m_Size.height();
|
|
m_h1=30;
|
|
m_h2=m_h-m_h1;
|
|
m_2DPixmap = QPixmap(m_Size.width(), m_h2);
|
|
m_2DPixmap.fill(Qt::black);
|
|
m_OverlayPixmap = QPixmap(m_Size.width(), m_h2);
|
|
m_ScalePixmap = QPixmap(m_w,30);
|
|
m_ScalePixmap.fill(Qt::white);
|
|
m_fSpan=m_w*m_fftBinWidth*m_binsPerPixel;
|
|
m_StartFreq=50 * int((-0.5*m_fSpan)/50.0 - 0.5);
|
|
}
|
|
DrawOverlay();
|
|
draw();
|
|
}
|
|
|
|
void EPlotter::paintEvent(QPaintEvent *) // paintEvent()
|
|
{
|
|
if(m_paintEventBusy) return;
|
|
m_paintEventBusy=true;
|
|
QPainter painter(this);
|
|
painter.drawPixmap(0,0,m_ScalePixmap);
|
|
painter.drawPixmap(0,m_h1,m_2DPixmap);
|
|
m_paintEventBusy=false;
|
|
}
|
|
|
|
void EPlotter::draw() //draw()
|
|
{
|
|
int i,j,y;
|
|
float blue[4096],red[4096];
|
|
float gain = pow(10.0,(m_plotGain/20.0));
|
|
QPen penBlue(QColor(0,255,255),1);
|
|
QPen penRed(Qt::red,1);
|
|
QPen penRed2(Qt::red,2);
|
|
QPen penBlack(Qt::black,1);
|
|
QPen penBlack2(Qt::black,2);
|
|
|
|
if(m_2DPixmap.size().width()==0) return;
|
|
QPainter painter2D(&m_2DPixmap);
|
|
QRect tmp(0,0,m_w,m_h2);
|
|
if(m_nColor < 2) {
|
|
painter2D.fillRect(tmp,Qt::black);
|
|
} else {
|
|
painter2D.fillRect(tmp,Qt::white);
|
|
painter2D.setPen(penBlack);
|
|
painter2D.drawLine(0,0,m_w,0);
|
|
}
|
|
|
|
QPoint LineBuf[MAX_SCREENSIZE];
|
|
|
|
if(m_binsPerPixel==0) m_binsPerPixel=1;
|
|
j=0;
|
|
for(i=0; i<4096/m_binsPerPixel; i++) {
|
|
blue[i]=0.0;
|
|
red[i]=0.0;
|
|
for(int k=0; k<m_binsPerPixel; k++) {
|
|
blue[i]+=echocom_.blue[j];
|
|
red[i]+=echocom_.red[j];
|
|
j++;
|
|
}
|
|
}
|
|
if(m_smooth>0) {
|
|
for(i=0; i<m_smooth; i++) {
|
|
int n4096=4096;
|
|
smo121_(blue,&n4096);
|
|
smo121_(red,&n4096);
|
|
}
|
|
}
|
|
|
|
// check i0 value! ...
|
|
int i0=2048/m_binsPerPixel + int(m_StartFreq/(m_fftBinWidth*m_binsPerPixel));
|
|
if(m_blue) {
|
|
painter2D.setPen(penBlue);
|
|
j=0;
|
|
for(i=0; i<m_w; i++) {
|
|
y = 0.9*m_h2 - gain*(m_h/10.0)*(blue[i0+i]-1.0) - 0.01*m_h2*m_plotZero;
|
|
LineBuf[j].setX(i);
|
|
LineBuf[j].setY(y);
|
|
j++;
|
|
}
|
|
painter2D.drawPolyline(LineBuf,j);
|
|
}
|
|
switch (m_nColor) {
|
|
case 0: painter2D.setPen(penRed); break;
|
|
case 1: painter2D.setPen(penRed2); break;
|
|
case 2: painter2D.setPen(penRed); break;
|
|
case 3: painter2D.setPen(penRed2); break;
|
|
case 4: painter2D.setPen(penBlack); break;
|
|
case 5: painter2D.setPen(penBlack2); break;
|
|
}
|
|
|
|
j=0;
|
|
for(int i=0; i<m_w; i++) {
|
|
y = 0.9*m_h2 - gain*(m_h/10.0)*(red[i0+i]-1.0) - 0.01*m_h2*m_plotZero;
|
|
LineBuf[j].setX(i);
|
|
LineBuf[j].setY(y);
|
|
j++;
|
|
}
|
|
painter2D.drawPolyline(LineBuf,j);
|
|
update(); //trigger a new paintEvent
|
|
}
|
|
|
|
void EPlotter::DrawOverlay() //DrawOverlay()
|
|
{
|
|
if(m_OverlayPixmap.isNull() or m_2DPixmap.isNull()) return;
|
|
// int w = m_WaterfallPixmap.width();
|
|
int x,y;
|
|
|
|
QPainter painter(&m_OverlayPixmap);
|
|
painter.setBackground (palette ().brush (backgroundRole ()));
|
|
QLinearGradient gradient(0, 0, 0 ,m_h2); //fill background with gradient
|
|
gradient.setColorAt(1, Qt::black);
|
|
gradient.setColorAt(0, Qt::darkBlue);
|
|
painter.setBrush(gradient);
|
|
painter.drawRect(0, 0, m_w, m_h2);
|
|
painter.setBrush(Qt::SolidPattern);
|
|
|
|
m_fSpan = m_w*m_fftBinWidth*m_binsPerPixel;
|
|
m_freqPerDiv=20;
|
|
if(m_fSpan>250) m_freqPerDiv=50;
|
|
if(m_fSpan>500) m_freqPerDiv=100;
|
|
if(m_fSpan>1000) m_freqPerDiv=200;
|
|
if(m_fSpan>2000) m_freqPerDiv=500;
|
|
|
|
// m_StartFreq=50 * int((-0.5*m_fSpan)/50.0 - 0.5);
|
|
m_StartFreq=m_freqPerDiv * int((-0.5*m_fSpan)/m_freqPerDiv - 0.5);
|
|
|
|
float pixPerHdiv = m_freqPerDiv/(m_fftBinWidth*m_binsPerPixel);
|
|
float pixPerVdiv = float(m_h2)/float(VERT_DIVS);
|
|
|
|
m_hdivs = m_w*m_fftBinWidth*m_binsPerPixel/m_freqPerDiv + 0.9999;
|
|
|
|
painter.setPen(QPen(Qt::white, 1,Qt::DotLine));
|
|
for( int i=1; i<m_hdivs; i++) //draw vertical grids
|
|
{
|
|
x=int(i*pixPerHdiv);
|
|
painter.drawLine(x,0,x,m_h2);
|
|
}
|
|
|
|
for( int i=1; i<VERT_DIVS; i++) //draw horizontal grids
|
|
{
|
|
y = (int)( (float)i*pixPerVdiv );
|
|
painter.drawLine(0,y,m_w,y);
|
|
}
|
|
|
|
QRect rect0;
|
|
QPainter painter0(&m_ScalePixmap);
|
|
painter0.setBackground (palette ().brush (backgroundRole ()));
|
|
|
|
//create Font to use for scales
|
|
QFont Font("Arial");
|
|
Font.setPointSize(12);
|
|
QFontMetrics metrics(Font);
|
|
Font.setWeight(QFont::Normal);
|
|
painter0.setFont(Font);
|
|
painter0.setPen(Qt::black);
|
|
|
|
m_ScalePixmap.fill(Qt::white);
|
|
painter0.drawRect(0, 0, m_w, 30);
|
|
|
|
//draw tick marks on upper scale
|
|
for( int i=1; i<m_hdivs; i++) { //major ticks
|
|
x = (int)( (float)i*pixPerHdiv );
|
|
painter0.drawLine(x,18,x,30);
|
|
}
|
|
int minor=5;
|
|
if(m_freqPerDiv==200) minor=4;
|
|
for( int i=1; i<minor*m_hdivs; i++) { //minor ticks
|
|
x = i*pixPerHdiv/minor;
|
|
painter0.drawLine(x,24,x,30);
|
|
}
|
|
|
|
//draw frequency values
|
|
MakeFrequencyStrs();
|
|
for( int i=0; i<=m_hdivs; i++) {
|
|
if(0==i) {
|
|
//left justify the leftmost text
|
|
x = (int)( (float)i*pixPerHdiv);
|
|
rect0.setRect(x,0, (int)pixPerHdiv, 20);
|
|
painter0.drawText(rect0, Qt::AlignLeft|Qt::AlignVCenter,
|
|
m_HDivText[i]);
|
|
}
|
|
else if(m_hdivs == i) {
|
|
//right justify the rightmost text
|
|
x = (int)( (float)i*pixPerHdiv - pixPerHdiv);
|
|
rect0.setRect(x,0, (int)pixPerHdiv, 20);
|
|
painter0.drawText(rect0, Qt::AlignRight|Qt::AlignVCenter,
|
|
m_HDivText[i]);
|
|
} else {
|
|
//center justify the rest of the text
|
|
x = (int)( (float)i*pixPerHdiv - pixPerHdiv/2);
|
|
rect0.setRect(x,0, (int)pixPerHdiv, 20);
|
|
painter0.drawText(rect0, Qt::AlignHCenter|Qt::AlignVCenter,
|
|
m_HDivText[i]);
|
|
}
|
|
}
|
|
|
|
/*
|
|
QPen pen1(Qt::red, 3); //Mark Tx Freq with red tick
|
|
painter0.setPen(pen1);
|
|
x = XfromFreq(m_TxFreq);
|
|
painter0.drawLine(x,17,x,30);
|
|
*/
|
|
}
|
|
|
|
void EPlotter::MakeFrequencyStrs() //MakeFrequencyStrs
|
|
{
|
|
float freq;
|
|
for(int i=0; i<=m_hdivs; i++) {
|
|
freq=m_StartFreq + i*m_freqPerDiv;
|
|
m_HDivText[i].setNum((int)freq);
|
|
}
|
|
}
|
|
|
|
int EPlotter::XfromFreq(float f) //XfromFreq()
|
|
{
|
|
int x = (int) m_w * (f - m_StartFreq)/m_fSpan;
|
|
if(x<0 ) return 0;
|
|
if(x>m_w) return m_w;
|
|
return x;
|
|
}
|
|
|
|
float EPlotter::FreqfromX(int x) //FreqfromX()
|
|
{
|
|
return float(m_StartFreq + x*m_fftBinWidth*m_binsPerPixel);
|
|
}
|
|
|
|
void EPlotter::SetRunningState(bool running) //SetRunningState()
|
|
{
|
|
m_Running = running;
|
|
}
|
|
|
|
void EPlotter::setPlotZero(int plotZero) //setPlotZero()
|
|
{
|
|
m_plotZero=plotZero;
|
|
}
|
|
|
|
int EPlotter::getPlotZero() //getPlotZero()
|
|
{
|
|
return m_plotZero;
|
|
}
|
|
|
|
void EPlotter::setPlotGain(int plotGain) //setPlotGain()
|
|
{
|
|
m_plotGain=plotGain;
|
|
}
|
|
|
|
int EPlotter::getPlotGain() //getPlotGain()
|
|
{
|
|
return m_plotGain;
|
|
}
|
|
|
|
void EPlotter::setSmooth(int n) //setSmooth()
|
|
{
|
|
m_smooth=n;
|
|
}
|
|
|
|
int EPlotter::getSmooth() //getSmooth()
|
|
{
|
|
return m_smooth;
|
|
}
|
|
|
|
void EPlotter::setColors(qint32 n) //setSmooth()
|
|
{
|
|
m_nColor=n;
|
|
draw();
|
|
}
|
|
|
|
int EPlotter::plotWidth(){return m_2DPixmap.width();}
|
|
|
|
void EPlotter::UpdateOverlay() {DrawOverlay();}
|