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Fix mouse event interception by scatter chart....
Fix mouse event interception by scatter chart. The scatter chart itself shouldn't be selectable. The scatter chart occupies the entire plot area of the chart, and therefore blocks mouse events from all items below it. Only the individual scatter markers need to be selectable. Change-Id: I664c16ced24e3fc4c068b850c8c612e2d797ee4b Reviewed-by: Titta Heikkala <titta.heikkala@theqtcompany.com>

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r2740:377e4516d036
r2747:31ef05db7ba9
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tst_qscatterseries.cpp
226 lines | 6.6 KiB | text/x-c | CppLexer
/****************************************************************************
**
** Copyright (C) 2014 Digia Plc
** All rights reserved.
** For any questions to Digia, 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 Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.io
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****************************************************************************/
#include "../qxyseries/tst_qxyseries.h"
#include <QtCharts/QScatterSeries>
Q_DECLARE_METATYPE(QList<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.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"