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Move eye diagram from tools to new graph type, enable zoom/pan on graphs

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This commit is contained in:
Jan Käberich 2022-10-21 16:50:04 +02:00
parent 329f4487ee
commit ee3c6274ad
23 changed files with 1997 additions and 1052 deletions
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68
Software/PC_Application/LibreVNA-GUI/Traces/tracexyplot.cpp
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@ -1,4 +1,4 @@
#include "tracexyplot.h"
#include "tracexyplot.h"
#include "trace.h"
#include "CustomWidgets/informationbox.h"
@ -96,6 +96,64 @@ void TraceXYPlot::replot()
TracePlot::replot();
}
void TraceXYPlot::move(const QPoint &vect)
{
if(!xAxis.getLog()) {
// can only move axis in linear mode
// calculate amount of movement
double distance = xAxis.inverseTransform(vect.x(), 0, plotAreaWidth) - xAxis.getRangeMin();
xAxis.set(xAxis.getType(), false, false, xAxis.getRangeMin() - distance, xAxis.getRangeMax() - distance, xAxis.getRangeDiv());
xAxisMode = XAxisMode::Manual;
}
for(int i=0;i<2;i++) {
if(!yAxis[i].getLog()) {
// can only move axis in linear mode
// calculate amount of movement
double distance = yAxis[i].inverseTransform(vect.y(), 0, plotAreaTop - plotAreaBottom) - yAxis[i].getRangeMin();
yAxis[i].set(yAxis[i].getType(), false, false, yAxis[i].getRangeMin() - distance, yAxis[i].getRangeMax() - distance, yAxis[i].getRangeDiv());
}
}
replot();
}
void TraceXYPlot::zoom(const QPoint &center, double factor, bool horizontally, bool vertically)
{
if(horizontally && !xAxis.getLog()) {
// can only zoom axis in linear mode
// calculate center point
double cp = xAxis.inverseTransform(center.x(), plotAreaLeft, plotAreaLeft + plotAreaWidth);
double min = ((xAxis.getRangeMin() - cp) * factor) + cp;
double max = ((xAxis.getRangeMax() - cp) * factor) + cp;
xAxis.set(xAxis.getType(), false, false, min, max, xAxis.getRangeDiv() * factor);
xAxisMode = XAxisMode::Manual;
}
for(int i=0;i<2;i++) {
if(vertically && yAxis[i].getType() != YAxis::Type::Disabled && !yAxis[i].getLog()) {
// can only move axis in linear mode
// calculate center point
double cp = yAxis[i].inverseTransform(center.y(), plotAreaBottom, plotAreaTop);
double min = ((yAxis[i].getRangeMin() - cp) * factor) + cp;
double max = ((yAxis[i].getRangeMax() - cp) * factor) + cp;
yAxis[i].set(yAxis[i].getType(), false, false, min, max, yAxis[i].getRangeDiv() * factor);
}
}
replot();
}
void TraceXYPlot::setAuto(bool horizontally, bool vertically)
{
if(horizontally) {
xAxisMode = XAxisMode::FitTraces;
xAxis.set(xAxis.getType(), xAxis.getLog(), true, xAxis.getRangeMin(), xAxis.getRangeMax(), xAxis.getRangeDiv());
}
for(int i=0;i<2;i++) {
if(vertically && yAxis[i].getType() != YAxis::Type::Disabled) {
yAxis[i].set(yAxis[i].getType(), yAxis[i].getLog(), true, yAxis[i].getRangeMin(), yAxis[i].getRangeMax(), yAxis[i].getRangeDiv());
}
}
replot();
}
nlohmann::json TraceXYPlot::toJSON()
{
nlohmann::json j;
@ -325,6 +383,12 @@ void TraceXYPlot::updateContextMenu()
finishContextMenu();
}
bool TraceXYPlot::positionWithinGraphArea(const QPoint &p)
{
return p.x() >= plotAreaLeft && p.x() <= plotAreaLeft + plotAreaWidth
&& p.y() >= plotAreaTop && p.y() <= plotAreaBottom;
}
bool TraceXYPlot::dropSupported(Trace *t)
{
if(domainMatch(t) && !supported(t)) {
@ -1057,7 +1121,7 @@ void TraceXYPlot::traceDropped(Trace *t, QPoint position)
QString TraceXYPlot::mouseText(QPoint pos)
{
QString ret;
if(QRect(plotAreaLeft, 0, plotAreaWidth + 1, plotAreaBottom).contains(pos)) {
if(positionWithinGraphArea(pos)) {
// cursor within plot area
QPointF coords[2];
coords[0] = pixelToPlotValue(pos, 0);