/Designs/Oscilloscope/SW/PC_side/qscope/main.cpp
1,5 → 1,3
// qscope, Roman Pavelka, 2011
 
#include <QApplication>
#include <QPushButton>
#include <QVBoxLayout>
17,9 → 15,14
{
Scope *scope = new Scope;
 
// QPushButton *ReadDataBut = new QPushButton(tr("Read data"));
// connect(ReadDataBut, SIGNAL(clicked()), scope, SLOT(getData()));
 
QVBoxLayout *layout = new QVBoxLayout;
layout->addWidget(scope);
// layout->addWidget(ReadDataBut);
setLayout(layout);
 
}
 
 
/Designs/Oscilloscope/SW/PC_side/qscope
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/Designs/Oscilloscope/SW/PC_side/qscope/scope.cpp
8,27 → 8,24
 
using namespace std;
 
#define TICK 150 // time in ms for one sampling (LEN values)
#define LEN 100 // number of sampled values
 
#define DEF_SCALE 256 //divisor
#define LEN 100
#define DEF_SCALE 1
#define DEF_SHIFT 0
 
#define LEFT 10
#define TOP 10
#define PIXPT_X 4
#define PIXPT_Y 1
#define WIDTH (PIXPT_X*LEN)
#define HEIGHT (PIXPT_Y*512)
#define WIDTH 512
#define HEIGHT 600
 
#define PIXPT 2
 
Scope::Scope(QWidget *parent) {
dataAquired=0;
head=-1;
 
data=new int[LEN*sizeof(int)]; ;
 
int i;
for(i=0;i<LEN;i++)
for(i=1;i<LEN;i++)
data[i]=0;
 
scale=DEF_SCALE;
35,7 → 32,7
shift=DEF_SHIFT;
scaleSlider = new QSlider(Qt::Horizontal);
scaleSlider->setRange(1, 256);
scaleSlider->setRange(1, 128);
scaleSlider->setValue(DEF_SCALE);
connect(scaleSlider, SIGNAL(valueChanged(int)), this, SLOT(setScale(int)));
45,7 → 42,7
connect(shiftSlider, SIGNAL(valueChanged(int)), this, SLOT(setShift(int)));
 
updateTimer = new QTimer(this);
updateTimer->start(TICK);
updateTimer->start(150);
connect(updateTimer, SIGNAL(timeout()), this, SLOT(getData()));
scaleSlider->setGeometry(QRect(50,250,400,10));
67,30 → 64,37
 
QPainter painter(this);
 
/* if (head>-1)
painter.drawText(10,20,QString::number(data[head]));*/
if (head>-1)
painter.drawText(10,20,QString::number(data[head]));
 
if (dataAquired) {
painter.drawLine(LEFT-1,TOP,LEFT-1,TOP+HEIGHT); //verticals
painter.drawLine(LEFT+WIDTH+1,TOP,LEFT+WIDTH+1,TOP+HEIGHT);
painter.drawLine(LEFT-1,45,LEFT-1,HEIGHT);
painter.drawLine(LEFT+WIDTH,45,LEFT+WIDTH,HEIGHT);
painter.drawLine(LEFT-1,45,LEFT+WIDTH,45);
painter.drawLine(LEFT-1,HEIGHT,LEFT+WIDTH,HEIGHT);
 
painter.drawLine(LEFT-1,TOP,LEFT+WIDTH+1,TOP); //horizontals
painter.drawLine(LEFT-1,TOP+HEIGHT,LEFT+WIDTH+1,TOP+HEIGHT);
painter.drawLine(LEFT-1,TOP+HEIGHT/2,LEFT+WIDTH+1,TOP+HEIGHT/2);
// painter.drawLine(LEFT-1,HEIGHT/2,LEFT+WIDTH,HEIGHT/2);
 
int i;
 
/* for(i=head+1;i<LEN-1;i++)
painter.drawLine(PIXPT*(i-head)+LEFT,HEIGHT-data[i],PIXPT*(i-head+1)+LEFT,HEIGHT-data[i+1]);
painter.drawLine(PIXPT*(LEN-head-1)+LEFT,HEIGHT-data[LEN-1],PIXPT*(LEN-head+1)+LEFT,HEIGHT-data[0]);
for(i=0;i<head;i++)
painter.drawLine(PIXPT*(i+LEN-head)+LEFT,HEIGHT-data[i],PIXPT*(i+LEN-head+1)+10,HEIGHT-data[i+1]);*/
 
for(i=0;i<LEN;i++) {
data[i] = (data[i] + shift)/scale;
// data[i] = data[i] + HEIGHT/2;
}
 
for(i=0;i<LEN-1;i++) {
painter.drawLine(PIXPT_X*i+LEFT,TOP+HEIGHT/2-PIXPT_Y*data[i],PIXPT_X*(i+1)+LEFT,TOP+HEIGHT/2-data[i+1]*PIXPT_Y);
painter.drawLine(PIXPT*i+LEFT,HEIGHT-data[i],PIXPT*(i+1)+10,HEIGHT-data[i+1]);
}
}
}
 
 
void Scope::getData() {
char c='m';
uint8_t buffer[2*LEN];