|
|
/****************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2012 Digia Plc
|
|
|
** All rights reserved.
|
|
|
** For any questions to Digia, please use contact form at http://qt.digia.com
|
|
|
**
|
|
|
** This file is part of the Qt Commercial Charts Add-on.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE$
|
|
|
** Licensees holding valid Qt Commercial licenses may use this file in
|
|
|
** accordance with the Qt Commercial License Agreement provided with the
|
|
|
** Software or, alternatively, in accordance with the terms contained in
|
|
|
** a written agreement between you and Digia.
|
|
|
**
|
|
|
** If you have questions regarding the use of this file, please use
|
|
|
** contact form at http://qt.digia.com
|
|
|
** $QT_END_LICENSE$
|
|
|
**
|
|
|
****************************************************************************/
|
|
|
|
|
|
#include "mainwindow.h"
|
|
|
#include <qchartglobal.h>
|
|
|
#include <qchartview.h>
|
|
|
#include <qchartaxis.h>
|
|
|
#include <QDebug>
|
|
|
|
|
|
QTCOMMERCIALCHART_USE_NAMESPACE
|
|
|
|
|
|
MainWindow::MainWindow(QWidget *parent)
|
|
|
: QMainWindow(parent)
|
|
|
{
|
|
|
QChartView *chartView = new QChartView(this);
|
|
|
chartView->setChartTitle("Click to remove scatter point");
|
|
|
chartView->setRenderHint(QPainter::Antialiasing);
|
|
|
setCentralWidget(chartView);
|
|
|
|
|
|
m_scatter = new QScatterSeries();
|
|
|
for(qreal x(0.5); x <= 4.0; x += 0.5) {
|
|
|
for(qreal y(0.5); y <= 4.0; y += 0.5) {
|
|
|
*m_scatter << QPointF(x, y);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
chartView->addSeries(m_scatter);
|
|
|
chartView->axisX()->setRange(0,4.5);
|
|
|
chartView->axisY()->setRange(0,4.5);
|
|
|
|
|
|
connect(m_scatter, SIGNAL(clicked(const QPointF&)), this, SLOT(handleClickedPoint(const QPointF&)));
|
|
|
}
|
|
|
|
|
|
MainWindow::~MainWindow()
|
|
|
{
|
|
|
}
|
|
|
|
|
|
void MainWindow::handleClickedPoint(const QPointF& point)
|
|
|
{
|
|
|
m_scatter->remove(point);
|
|
|
}
|
|
|
|
