##// END OF EJS Templates
Accelerating lineseries with OpenGL...
Accelerating lineseries with OpenGL Added support for QAbstractSeries::useOpenGL property. When true, the series in question is drawn on a separate offscreen buffer using OpenGL and then superimposed on the chart. Currently this property is only supported for line and scatter series. Change-Id: I174fec541f9f3c23464270c1fe08f824af16a0fb Reviewed-by: Titta Heikkala <titta.heikkala@theqtcompany.com> Reviewed-by: Tomi Korpipää <tomi.korpipaa@theqtcompany.com>

File last commit:

r2820:79a856530b69
r2820:79a856530b69
Show More
tst_qscatterseries.cpp
228 lines | 6.8 KiB | text/x-c | CppLexer
/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd
** All rights reserved.
** For any questions to The Qt Company, please use contact form at http://qt.io
**
** This file is part of the Qt Charts module.
**
** Licensees holding valid commercial license for Qt may use this file in
** accordance with the Qt License Agreement provided with the Software
** or, alternatively, in accordance with the terms contained in a written
** agreement between you and The Qt Company.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.io
**
****************************************************************************/
#include "../qxyseries/tst_qxyseries.h"
#include <QtCharts/QScatterSeries>
Q_DECLARE_METATYPE(QList<QPointF>)
Q_DECLARE_METATYPE(QVector<QPointF>)
class tst_QScatterSeries : public tst_QXYSeries
{
Q_OBJECT
public slots:
void initTestCase();
void cleanupTestCase();
void init();
void cleanup();
private slots:
void qscatterseries_data();
void qscatterseries();
void scatterChangedSignals();
void pressedSignal();
void releasedSignal();
void doubleClickedSignal();
protected:
void pointsVisible_data();
};
void tst_QScatterSeries::initTestCase()
{
}
void tst_QScatterSeries::cleanupTestCase()
{
QTest::qWait(1); // Allow final deleteLaters to run
}
void tst_QScatterSeries::init()
{
tst_QXYSeries::init();
m_series = new QScatterSeries();
}
void tst_QScatterSeries::cleanup()
{
delete m_series;
tst_QXYSeries::cleanup();
}
void tst_QScatterSeries::qscatterseries_data()
{
}
void tst_QScatterSeries::qscatterseries()
{
QScatterSeries series;
QCOMPARE(series.count(),0);
QCOMPARE(series.brush(), QBrush());
QCOMPARE(series.points(), QList<QPointF>());
QCOMPARE(series.pointsVector(), QVector<QPointF>());
QCOMPARE(series.pen(), QPen());
QCOMPARE(series.pointsVisible(), false);
series.append(QList<QPointF>());
series.append(0.0,0.0);
series.append(QPointF());
series.remove(0.0,0.0);
series.remove(QPointF());
series.clear();
series.replace(QPointF(),QPointF());
series.replace(0,0,0,0);
series.setBrush(QBrush());
series.setPen(QPen());
series.setPointsVisible(false);
m_chart->addSeries(&series);
m_view->show();
QTest::qWaitForWindowShown(m_view);
}
void tst_QScatterSeries::scatterChangedSignals()
{
QScatterSeries *series = qobject_cast<QScatterSeries *>(m_series);
QVERIFY(series);
QSignalSpy colorSpy(series, SIGNAL(colorChanged(QColor)));
QSignalSpy borderColorSpy(series, SIGNAL(borderColorChanged(QColor)));
// Color
series->setColor(QColor("blueviolet"));
TRY_COMPARE(colorSpy.count(), 1);
// Border color
series->setBorderColor(QColor("burlywood"));
TRY_COMPARE(borderColorSpy.count(), 1);
// Pen
QPen p = series->pen();
p.setColor("lightpink");
series->setPen(p);
TRY_COMPARE(borderColorSpy.count(), 2);
// Brush
QBrush b = series->brush();
b.setColor("lime");
series->setBrush(b);
TRY_COMPARE(colorSpy.count(), 2);
}
void tst_QScatterSeries::pressedSignal()
{
SKIP_IF_CANNOT_TEST_MOUSE_EVENTS();
QPointF scatterPoint(4, 12);
QScatterSeries *scatterSeries = new QScatterSeries();
scatterSeries->append(QPointF(2, 1));
scatterSeries->append(scatterPoint);
scatterSeries->append(QPointF(6, 12));
QChartView view;
view.chart()->legend()->setVisible(false);
view.chart()->addSeries(scatterSeries);
view.show();
QTest::qWaitForWindowShown(&view);
QSignalSpy seriesSpy(scatterSeries, SIGNAL(pressed(QPointF)));
QPointF checkPoint = view.chart()->mapToPosition(scatterPoint);
QTest::mouseClick(view.viewport(), Qt::LeftButton, 0, checkPoint.toPoint());
QCoreApplication::processEvents(QEventLoop::AllEvents, 1000);
QCOMPARE(seriesSpy.count(), 1);
QList<QVariant> seriesSpyArg = seriesSpy.takeFirst();
// checkPoint is QPointF and for the mouseClick it it's changed to QPoint
// this causes small distinction in decimals so we round it before comparing
QPointF signalPoint = qvariant_cast<QPointF>(seriesSpyArg.at(0));
QCOMPARE(qRound(signalPoint.x()), qRound(scatterPoint.x()));
QCOMPARE(qRound(signalPoint.y()), qRound(scatterPoint.y()));
}
void tst_QScatterSeries::releasedSignal()
{
SKIP_IF_CANNOT_TEST_MOUSE_EVENTS();
QPointF scatterPoint(4, 12);
QScatterSeries *scatterSeries = new QScatterSeries();
scatterSeries->append(QPointF(2, 1));
scatterSeries->append(scatterPoint);
scatterSeries->append(QPointF(6, 12));
QChartView view;
view.chart()->legend()->setVisible(false);
view.chart()->addSeries(scatterSeries);
view.show();
QTest::qWaitForWindowShown(&view);
QSignalSpy seriesSpy(scatterSeries, SIGNAL(released(QPointF)));
QPointF checkPoint = view.chart()->mapToPosition(scatterPoint);
QTest::mouseClick(view.viewport(), Qt::LeftButton, 0, checkPoint.toPoint());
QCoreApplication::processEvents(QEventLoop::AllEvents, 1000);
QCOMPARE(seriesSpy.count(), 1);
QList<QVariant> seriesSpyArg = seriesSpy.takeFirst();
// checkPoint is QPointF and for the mouseClick it it's changed to QPoint
// this causes small distinction in decimals so we round it before comparing
QPointF signalPoint = qvariant_cast<QPointF>(seriesSpyArg.at(0));
QCOMPARE(qRound(signalPoint.x()), qRound(scatterPoint.x()));
QCOMPARE(qRound(signalPoint.y()), qRound(scatterPoint.y()));
}
void tst_QScatterSeries::doubleClickedSignal()
{
SKIP_IF_CANNOT_TEST_MOUSE_EVENTS();
QPointF scatterPoint(4, 12);
QScatterSeries *scatterSeries = new QScatterSeries();
scatterSeries->append(QPointF(2, 1));
scatterSeries->append(scatterPoint);
scatterSeries->append(QPointF(6, 12));
QChartView view;
view.chart()->legend()->setVisible(false);
view.chart()->addSeries(scatterSeries);
view.show();
QTest::qWaitForWindowShown(&view);
QSignalSpy seriesSpy(scatterSeries, SIGNAL(doubleClicked(QPointF)));
QPointF checkPoint = view.chart()->mapToPosition(scatterPoint);
QTest::mouseDClick(view.viewport(), Qt::LeftButton, 0, checkPoint.toPoint());
QCoreApplication::processEvents(QEventLoop::AllEvents, 1000);
QCOMPARE(seriesSpy.count(), 1);
QList<QVariant> seriesSpyArg = seriesSpy.takeFirst();
// checkPoint is QPointF and for the mouseClick it it's changed to QPoint
// this causes small distinction in decimals so we round it before comparing
QPointF signalPoint = qvariant_cast<QPointF>(seriesSpyArg.at(0));
QCOMPARE(qRound(signalPoint.x()), qRound(scatterPoint.x()));
QCOMPARE(qRound(signalPoint.y()), qRound(scatterPoint.y()));
}
QTEST_MAIN(tst_QScatterSeries)
#include "tst_qscatterseries.moc"