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Added axes titles to audio example and decreased the number of samples on chart to 2000
Added axes titles to audio example and decreased the number of samples on chart to 2000

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r2132:45eed4d8b56a
r2214:0a3cbf6ad29b
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widget.cpp
109 lines | 3.0 KiB | text/x-c | CppLexer
#include "widget.h"
// Qt
#include <QGridLayout>
#include <QVBoxLayout>
#include <QPushButton>
// Charts
#include <QChartView>
#include <QLineSeries>
#include <QValueAxis>
QTCOMMERCIALCHART_USE_NAMESPACE
Widget::Widget(QWidget *parent)
: QWidget(parent),
m_axisX(0),
m_axisY(0)
{
QChartView *chartView = new QChartView;
chartView->setAccessibleName("Chart");
QChart *chart = chartView->chart();
QLineSeries *series = new QLineSeries;
series->setName("Series 1");
series->append(1, 2);
series->append(3, 1);
series->append(5, 4);
chart->addSeries(series);
m_axisX = new QValueAxis;
m_axisY = new QValueAxis;
chart->setAxisX(m_axisX, series);
chart->setAxisY(m_axisY, series);
// buttons
QVBoxLayout *buttonsLayout = createButtons();
setAccessibleName("uitest");
window()->setAccessibleName("uitest");
setWindowTitle("uitest");
QGridLayout *mainLayout = new QGridLayout;
mainLayout->addWidget(chartView, 1, 1);
mainLayout->addLayout(buttonsLayout, 1, 2);
setLayout(mainLayout);
}
Widget::~Widget()
{
}
QVBoxLayout* Widget::createButtons()
{
QVBoxLayout *buttonsLayout = new QVBoxLayout;
QPushButton *button = new QPushButton("Tick+");
button->setAccessibleName("TickUp");
buttonsLayout->addWidget(button);
connect(button,SIGNAL(clicked()), this, SLOT(handleClick()));
button = new QPushButton("Tick-");
button->setAccessibleName("TickDown");
buttonsLayout->addWidget(button);
connect(button,SIGNAL(clicked()), this, SLOT(handleClick()));
button = new QPushButton("RangeMax+");
button->setAccessibleName("RangeMaxUp");
buttonsLayout->addWidget(button);
connect(button,SIGNAL(clicked()), this, SLOT(handleClick()));
button = new QPushButton("RangeMax-");
button->setAccessibleName("RangeMaxDown");
buttonsLayout->addWidget(button);
connect(button,SIGNAL(clicked()), this, SLOT(handleClick()));
button = new QPushButton("RangeMin+");
button->setAccessibleName("RangeMinUp");
buttonsLayout->addWidget(button);
connect(button,SIGNAL(clicked()), this, SLOT(handleClick()));
button = new QPushButton("RangeMin-");
button->setAccessibleName("RangeMinDown");
buttonsLayout->addWidget(button);
connect(button,SIGNAL(clicked()), this, SLOT(handleClick()));
buttonsLayout->addStretch();
return buttonsLayout;
}
void Widget::handleClick()
{
QPushButton *button = qobject_cast<QPushButton *>(sender());
QString buttonName = button->text();
if (buttonName == "Tick+")
m_axisX->setTickCount(m_axisX->tickCount() + 1);
else if (buttonName == "Tick-")
m_axisX->setTickCount(m_axisX->tickCount() - 1);
else if (buttonName == "RangeMax+")
m_axisX->setMax(m_axisX->max() + 1);
else if (buttonName == "RangeMax-")
m_axisX->setMax(m_axisX->max() - 1);
else if (buttonName == "RangeMin+")
m_axisX->setMin(m_axisX->min() + 1);
else if (buttonName == "RangeMin-")
m_axisX->setMin(m_axisX->min() - 1);
}