JKQtPlotter/examples/simpletest_ui/formwithjkqtplotter.cpp

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#include "formwithjkqtplotter.h"
#include "ui_formwithjkqtplotter.h"
FormWithJKQtPlotter::FormWithJKQtPlotter(QWidget *parent) :
QWidget(parent),
ui(new Ui::FormWithJKQtPlotter)
{
ui->setupUi(this);
graph=new JKQTPxParsedFunctionLineGraph(ui->plot);
graph->set_function(ui->edtEquation->text());
graph->set_title(ui->edtEquation->text());
ui->plot->addGraph(graph);
ui->plot->setXY(-10,10,-10,10);
}
FormWithJKQtPlotter::~FormWithJKQtPlotter()
{
delete ui;
}
void FormWithJKQtPlotter::on_chkLogX_toggled(bool checked)
{
ui->plot->get_xAxis()->set_logAxis(checked);
if (checked) {
ui->plot->setX(1e-3,10);
} else {
ui->plot->setX(-10,10);
}
}
void FormWithJKQtPlotter::on_chkLogY_toggled(bool checked)
{
ui->plot->get_yAxis()->set_logAxis(checked);
if (checked) {
ui->plot->setY(1e-3,10);
} else {
ui->plot->setY(-10,10);
}
}
void FormWithJKQtPlotter::on_btnReplot_clicked()
{
graph->set_function(ui->edtEquation->text());
graph->set_title(ui->edtEquation->text());
ui->plot->update_plot();
}