##// END OF EJS Templates
New features like chart type to the test app
New features like chart type to the test app

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r5:99c4c9176ee1
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mainwidget.cpp
138 lines | 4.2 KiB | text/x-c | CppLexer
#include "mainwidget.h"
#include <chartwidget.h>
#include <QPushButton>
#include <QComboBox>
#include <QSpinBox>
#include <QGridLayout>
#include <QHBoxLayout>
#include <QLabel>
#include <QSpacerItem>
#include <QMessageBox>
#include <QDebug>
MainWidget::MainWidget(QWidget *parent) :
QWidget(parent)
{
m_chartWidget = new ChartWidget(this);
m_chartWidget->resize(QSize(200,200));
m_chartWidget->setColor(Qt::red);
// Chart type
QComboBox *chartTypeCombo = new QComboBox(this);
chartTypeCombo->addItem("Line");
chartTypeCombo->addItem("Area");
chartTypeCombo->addItem("Bar");
chartTypeCombo->addItem("Pie");
chartTypeCombo->addItem("Scatter");
chartTypeCombo->addItem("Spline");
connect(chartTypeCombo, SIGNAL(currentIndexChanged(int)),
this, SLOT(chartTypeChanged(int)));
// Test data selector
QComboBox *dataCombo = new QComboBox(this);
dataCombo->addItem("todo: add test data");
connect(dataCombo, SIGNAL(currentIndexChanged(QString)),
this, SLOT(dataChanged(QString)));
// Chart background
QComboBox *backgroundCombo = new QComboBox(this);
backgroundCombo->addItem("todo: add background types");
connect(backgroundCombo, SIGNAL(currentIndexChanged(int)),
this, SLOT(backgroundChanged(int)));
// Axis
// Allow setting also non-sense values (like -2147483648 and 2147483647)
QSpinBox *xMinSpin = new QSpinBox();
xMinSpin->setMinimum(INT_MIN);
xMinSpin->setMaximum(INT_MAX);
xMinSpin->setValue(0);
connect(xMinSpin, SIGNAL(valueChanged(int)), this, SLOT(xMinChanged(int)));
QSpinBox *xMaxSpin = new QSpinBox();
xMaxSpin->setMinimum(INT_MIN);
xMaxSpin->setMaximum(INT_MAX);
xMaxSpin->setValue(10);
connect(xMaxSpin, SIGNAL(valueChanged(int)), this, SLOT(xMaxChanged(int)));
QSpinBox *yMinSpin = new QSpinBox();
yMinSpin->setMinimum(INT_MIN);
yMinSpin->setMaximum(INT_MAX);
yMinSpin->setValue(0);
connect(yMinSpin, SIGNAL(valueChanged(int)), this, SLOT(yMinChanged(int)));
QSpinBox *yMaxSpin = new QSpinBox();
yMaxSpin->setMinimum(INT_MIN);
yMaxSpin->setMaximum(INT_MAX);
yMaxSpin->setValue(10);
connect(yMaxSpin, SIGNAL(valueChanged(int)), this, SLOT(yMaxChanged(int)));
QGridLayout *grid = new QGridLayout();
QHBoxLayout *hbox = new QHBoxLayout();
grid->addWidget(new QLabel("Chart type:"), 0, 0);
grid->addWidget(chartTypeCombo, 0, 1);
grid->addWidget(new QLabel("Data:"), 1, 0);
grid->addWidget(dataCombo, 1, 1);
grid->addWidget(new QLabel("Background:"), 2, 0);
grid->addWidget(backgroundCombo, 2, 1);
grid->addWidget(new QLabel("x min:"), 3, 0);
grid->addWidget(xMinSpin, 3, 1);
grid->addWidget(new QLabel("x max:"), 4, 0);
grid->addWidget(xMaxSpin, 4, 1);
grid->addWidget(new QLabel("y min:"), 5, 0);
grid->addWidget(yMinSpin, 5, 1);
grid->addWidget(new QLabel("y max:"), 6, 0);
grid->addWidget(yMaxSpin, 6, 1);
// add row with empty label to make all the other rows static
grid->addWidget(new QLabel(""), 7, 0);
grid->setRowStretch(7, 1);
hbox->addLayout(grid);
hbox->addWidget(m_chartWidget);
hbox->setStretch(1, 1);
setLayout(hbox);
}
void MainWidget::chartTypeChanged(int itemIndex)
{
qDebug() << "chartTypeChanged: " << itemIndex;
switch (itemIndex) {
// case 0:
// m_chartWidget->setType(ChartWidget::TypeLine);
// break;
default:
// TODO: api for setting chart type?
QMessageBox msg;
msg.setText("TODO: API for setting chart type");
msg.exec();
break;
}
}
void MainWidget::dataChanged(QString itemText)
{
qDebug() << "dataChanged: " << itemText;
}
void MainWidget::backgroundChanged(int itemIndex)
{
qDebug() << "backgroundChanged: " << itemIndex;
}
void MainWidget::xMinChanged(int value)
{
qDebug() << "xMinChanged: " << value;
}
void MainWidget::xMaxChanged(int value)
{
qDebug() << "xMaxChanged: " << value;
}
void MainWidget::yMinChanged(int value)
{
qDebug() << "yMinChanged: " << value;
}
void MainWidget::yMaxChanged(int value)
{
qDebug() << "yMaxChanged: " << value;
}