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Fix compilation error...
Fix compilation error Change-Id: I6f83baa0916ebb822030f1028c25aa77858e4a06 Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>
Miikka Heikkinen - - Load All Authors

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r2433:4d17a12f375e
r2485:b0caebd0eecc
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chartview.cpp
77 lines | 2.4 KiB | text/x-c | CppLexer
/ examples / scatterinteractions / chartview.cpp
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Jani Honkonen
Add/modify license headers
 r830 /****************************************************************************
**
Miikka Heikkinen
More copyright year changes
 r2433 ** Copyright (C) 2013 Digia Plc
Jani Honkonen
Add/modify license headers
 r830 ** 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
** $QT_END_LICENSE$
**
****************************************************************************/
Tero Ahola
Tuned scatterinteractions example
 r1026 #include "chartview.h"
Tero Ahola
Fixed coordinate bug with QScatterSeries::onClicked
 r1410 #include <math.h>
#include <QDebug>
Tero Ahola
Clicked, remove and clear to QScatterSeries
 r394
QTCOMMERCIALCHART_USE_NAMESPACE
Tero Ahola
Tuned scatterinteractions example
 r1026 ChartView::ChartView(QWidget *parent)
: QChartView(new QChart(), parent),
m_scatter(0),
m_scatter2(0)
Tero Ahola
Clicked, remove and clear to QScatterSeries
 r394 {
Tero Ahola
Tuned scatterinteractions example
 r1026 setRenderHint(QPainter::Antialiasing);
chart()->setTitle("Click to interact with scatter points");
Tero Ahola
Clicked, remove and clear to QScatterSeries
 r394
m_scatter = new QScatterSeries();
Tero Ahola
Named all series in example applications
 r1226 m_scatter->setName("scatter1");
Jani Honkonen
coding style fixes for examples
 r2098 for (qreal x(0.5); x <= 4.0; x += 0.5) {
for (qreal y(0.5); y <= 4.0; y += 0.5) {
Tero Ahola
Clicked, remove and clear to QScatterSeries
 r394 *m_scatter << QPointF(x, y);
}
}
Tero Ahola
Tuned scatterinteractions example
 r1026 m_scatter2 = new QScatterSeries();
Tero Ahola
Named all series in example applications
 r1226 m_scatter2->setName("scatter2");
Tero Ahola
Clicked, remove and clear to QScatterSeries
 r394
Tero Ahola
Tuned scatterinteractions example
 r1026 chart()->addSeries(m_scatter2);
chart()->addSeries(m_scatter);
Marek Rosa
Scatter interactions fixed
 r1620 chart()->createDefaultAxes();
Tero Ahola
Tuned scatterinteractions example
 r1026 chart()->axisX()->setRange(0, 4.5);
chart()->axisY()->setRange(0, 4.5);
Tero Ahola
Clicked, remove and clear to QScatterSeries
 r394
Michal Klocek
Normalizes signal slots connections
 r967 connect(m_scatter, SIGNAL(clicked(QPointF)), this, SLOT(handleClickedPoint(QPointF)));
Tero Ahola
Clicked, remove and clear to QScatterSeries
 r394 }
Tero Ahola
Tuned scatterinteractions example
 r1026 ChartView::~ChartView()
Tero Ahola
Clicked, remove and clear to QScatterSeries
 r394 {
}
Jani Honkonen
more coding style fixes for examples...
 r2102 void ChartView::handleClickedPoint(const QPointF &point)
Tero Ahola
Clicked, remove and clear to QScatterSeries
 r394 {
Tero Ahola
Fixed coordinate bug with QScatterSeries::onClicked
 r1410 QPointF clickedPoint = point;
// Find the closest point from series 1
Tero Ahola
INT64_MAX -> INT_MAX in scatterinteractions example
 r1412 QPointF closest(INT_MAX, INT_MAX);
qreal distance(INT_MAX);
Jani Honkonen
coding style: foreach whitespace fix
 r2100 foreach (QPointF currentPoint, m_scatter->points()) {
Tero Ahola
Fixed coordinate bug with QScatterSeries::onClicked
 r1410 qreal currentDistance = sqrt((currentPoint.x() - clickedPoint.x()) * (currentPoint.x() - clickedPoint.x())
Jani Honkonen
coding style fixes for examples
 r2098 + (currentPoint.y() - clickedPoint.y()) * (currentPoint.y() - clickedPoint.y()));
Tero Ahola
Fixed coordinate bug with QScatterSeries::onClicked
 r1410 if (currentDistance < distance) {
distance = currentDistance;
closest = currentPoint;
}
}
// Remove the closes point from series 1 and append it to series 2
m_scatter->remove(closest);
m_scatter2->append(closest);
Tero Ahola
Clicked, remove and clear to QScatterSeries
 r394 }