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Add possibility to set reverse values to axes...
Add possibility to set reverse values to axes Added support for reverse axis. This works with line, spline, scatter and area series with cartesian chart. QBarCategoryAxis is not supported, nor different bar series. Change-Id: I60f21372ea9cee7b49918d7d99de24671bdc42c3 Reviewed-by: Miikka Heikkinen <miikka.heikkinen@theqtcompany.com>

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tst_qlogvalueaxis.cpp
401 lines | 10.7 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.
**
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** 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
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****************************************************************************/
#include "../qabstractaxis/tst_qabstractaxis.h"
#include <QtCharts/QLogValueAxis>
#include <QtCharts/QLineSeries>
#include <QtCore/QDebug>
class tst_QLogValueAxis: public tst_QAbstractAxis
{
Q_OBJECT
public slots:
void initTestCase();
void cleanupTestCase();
void init();
void cleanup();
private slots:
void qlogvalueaxis_data();
void qlogvalueaxis();
void max_raw_data();
void max_raw();
void max_data();
void max();
void max_animation_data();
void max_animation();
void min_raw_data();
void min_raw();
void min_data();
void min();
void min_animation_data();
void min_animation();
void range_raw_data();
void range_raw();
void range_data();
void range();
void range_animation_data();
void range_animation();
void noautoscale_data();
void noautoscale();
void autoscale_data();
void autoscale();
void zoom();
void reverse();
private:
QLogValueAxis* m_logvaluesaxis;
QLineSeries* m_series;
};
void tst_QLogValueAxis::initTestCase()
{
}
void tst_QLogValueAxis::cleanupTestCase()
{
QTest::qWait(1); // Allow final deleteLaters to run
}
void tst_QLogValueAxis::init()
{
m_logvaluesaxis = new QLogValueAxis();
m_series = new QLineSeries();
*m_series << QPointF(1, 1) << QPointF(100, 100);
tst_QAbstractAxis::init(m_logvaluesaxis,m_series);
m_chart->addSeries(m_series);
m_chart->createDefaultAxes();
}
void tst_QLogValueAxis::cleanup()
{
delete m_series;
delete m_logvaluesaxis;
m_series = 0;
m_logvaluesaxis = 0;
tst_QAbstractAxis::cleanup();
}
void tst_QLogValueAxis::qlogvalueaxis_data()
{
}
void tst_QLogValueAxis::qlogvalueaxis()
{
qabstractaxis();
QCOMPARE(m_logvaluesaxis->max(), (qreal)1);
QCOMPARE(m_logvaluesaxis->min(), (qreal)1);
QCOMPARE(m_logvaluesaxis->type(), QAbstractAxis::AxisTypeLogValue);
m_chart->setAxisX(m_logvaluesaxis, m_series);
m_view->show();
QTest::qWaitForWindowShown(m_view);
QCOMPARE(m_logvaluesaxis->max(), (qreal)100);
QCOMPARE(m_logvaluesaxis->min(), (qreal)1);
QCOMPARE(m_logvaluesaxis->isReverse(), false);
}
void tst_QLogValueAxis::max_raw_data()
{
QTest::addColumn<qreal>("max");
QTest::addColumn<qreal>("expected");
QTest::addColumn<bool>("minChanged");
QTest::addColumn<bool>("maxChanged");
QTest::newRow("-1.0") << (qreal)-1.0 << (qreal)1.0 << false << false;
QTest::newRow("0.0") << (qreal)0.0 << (qreal)1.0 << false << false;
QTest::newRow("0.5") << (qreal)0.5 << (qreal)0.5 << true << true;
QTest::newRow("101.0") << (qreal)101.0 << (qreal)101.0 << false << true;
}
void tst_QLogValueAxis::max_raw()
{
QFETCH(qreal, max);
QFETCH(qreal, expected);
QFETCH(bool, minChanged);
QFETCH(bool, maxChanged);
// setting the axis in max() changes the max to value other than 1
// set it back to 1
m_logvaluesaxis->setMax((qreal)1);
QSignalSpy spy0(m_logvaluesaxis, SIGNAL(maxChanged(qreal)));
QSignalSpy spy1(m_logvaluesaxis, SIGNAL(minChanged(qreal)));
QSignalSpy spy2(m_logvaluesaxis, SIGNAL(rangeChanged(qreal,qreal)));
m_logvaluesaxis->setMax(max);
QCOMPARE(m_logvaluesaxis->max(), expected);
QCOMPARE(spy0.count(), (int)maxChanged);
QCOMPARE(spy1.count(), (int)minChanged);
QCOMPARE(spy2.count(), (int)maxChanged);
}
void tst_QLogValueAxis::max_data()
{
max_raw_data();
}
void tst_QLogValueAxis::max()
{
m_chart->setAxisX(m_logvaluesaxis, m_series);
m_view->show();
QTest::qWaitForWindowShown(m_view);
max_raw();
}
void tst_QLogValueAxis::max_animation_data()
{
max_data();
}
void tst_QLogValueAxis::max_animation()
{
m_chart->setAnimationOptions(QChart::GridAxisAnimations);
max();
}
void tst_QLogValueAxis::min_raw_data()
{
QTest::addColumn<qreal>("min");
QTest::addColumn<qreal>("expected");
QTest::addColumn<bool>("minChanged");
QTest::addColumn<bool>("maxChanged");
QTest::newRow("-1.0") << (qreal)-1.0 << (qreal)1.0 << false << false;
QTest::newRow("0.0") << (qreal)0.0 << (qreal)1.0 << false << false;
QTest::newRow("0.5") << (qreal)0.5 << (qreal)0.5 << true << false;
QTest::newRow("101.0") << (qreal)101.0 << (qreal)101.0 << true << true;
}
void tst_QLogValueAxis::min_raw()
{
QFETCH(qreal, min);
QFETCH(qreal, expected);
QFETCH(bool, minChanged);
QFETCH(bool, maxChanged);
QSignalSpy spy0(m_logvaluesaxis, SIGNAL(maxChanged(qreal)));
QSignalSpy spy1(m_logvaluesaxis, SIGNAL(minChanged(qreal)));
QSignalSpy spy2(m_logvaluesaxis, SIGNAL(rangeChanged(qreal,qreal)));
m_logvaluesaxis->setMin(min);
QCOMPARE(m_logvaluesaxis->min(), expected);
QCOMPARE(spy0.count(), (int)maxChanged);
QCOMPARE(spy1.count(), (int)minChanged);
QCOMPARE(spy2.count(), (int)minChanged);
}
void tst_QLogValueAxis::min_data()
{
min_raw_data();
}
void tst_QLogValueAxis::min()
{
m_chart->setAxisX(m_logvaluesaxis, m_series);
m_view->show();
QTest::qWaitForWindowShown(m_view);
min_raw();
}
void tst_QLogValueAxis::min_animation_data()
{
min_data();
}
void tst_QLogValueAxis::min_animation()
{
m_chart->setAnimationOptions(QChart::GridAxisAnimations);
min();
}
void tst_QLogValueAxis::range_raw_data()
{
QTest::addColumn<qreal>("min");
QTest::addColumn<qreal>("max");
QTest::addColumn<qreal>("expectedMin");
QTest::addColumn<qreal>("expectedMax");
QTest::addColumn<bool>("minChanged");
QTest::addColumn<bool>("maxChanged");
QTest::newRow("-1.0 - 101.0") << (qreal)-1.0 << (qreal)101.0 << (qreal)1.0 << (qreal)1.0 << false << false;
QTest::newRow("1.0 - 101.0") << (qreal)1.0 << (qreal)101.0 << (qreal)1.0 << (qreal)101.0 << false << true;
QTest::newRow("0.1 - 1.0") << (qreal)0.1 << (qreal)1.0 << (qreal)0.1 << (qreal)1.0 << true << false;
QTest::newRow("25.0 - 75.0") << (qreal)25.0 << (qreal)75.0 << (qreal)25.0 << (qreal)75.0 << true << true;
QTest::newRow("10.0 - 5.0") << (qreal)10.0 << (qreal)5.0 << (qreal)1.0 << (qreal)1.0 << false << false;
}
void tst_QLogValueAxis::range_raw()
{
QFETCH(qreal, min);
QFETCH(qreal, max);
QFETCH(qreal, expectedMin);
QFETCH(qreal, expectedMax);
QFETCH(bool, minChanged);
QFETCH(bool, maxChanged);
m_logvaluesaxis->setRange((qreal)1, (qreal)1);
QSignalSpy spy0(m_logvaluesaxis, SIGNAL(maxChanged(qreal)));
QSignalSpy spy1(m_logvaluesaxis, SIGNAL(minChanged(qreal)));
QSignalSpy spy2(m_logvaluesaxis, SIGNAL(rangeChanged(qreal,qreal)));
m_logvaluesaxis->setRange(min, max);
QCOMPARE(m_logvaluesaxis->min(), expectedMin);
QCOMPARE(m_logvaluesaxis->max(), expectedMax);
QCOMPARE(spy0.count(), (int)maxChanged);
QCOMPARE(spy1.count(), (int)minChanged);
QCOMPARE(spy2.count(), (int)(minChanged || maxChanged));
}
void tst_QLogValueAxis::range_data()
{
range_raw_data();
}
void tst_QLogValueAxis::range()
{
m_chart->setAxisX(m_logvaluesaxis, m_series);
m_view->show();
QTest::qWaitForWindowShown(m_view);
range_raw();
}
void tst_QLogValueAxis::range_animation_data()
{
range_data();
}
void tst_QLogValueAxis::range_animation()
{
m_chart->setAnimationOptions(QChart::GridAxisAnimations);
range();
}
void tst_QLogValueAxis::noautoscale_data()
{
QTest::addColumn<qreal>("min");
QTest::addColumn<qreal>("max");
QTest::newRow("0.1 - 101.0") << (qreal)0.1 << (qreal)101.0;
QTest::newRow("25.0 - 75.0") << (qreal)25.0 << (qreal)75.0;
}
void tst_QLogValueAxis::noautoscale()
{
QFETCH(qreal, min);
QFETCH(qreal, max);
QSignalSpy spy0(m_logvaluesaxis, SIGNAL(maxChanged(qreal)));
QSignalSpy spy1(m_logvaluesaxis, SIGNAL(minChanged(qreal)));
QSignalSpy spy2(m_logvaluesaxis, SIGNAL(rangeChanged(qreal,qreal)));
m_logvaluesaxis->setRange(min, max);
QCOMPARE(m_logvaluesaxis->min(), min);
QCOMPARE(m_logvaluesaxis->max(), max);
QCOMPARE(spy0.count(), 1);
QCOMPARE(spy1.count(), 1);
QCOMPARE(spy2.count(), 1);
m_view->show();
QTest::qWaitForWindowShown(m_view);
QCOMPARE(m_logvaluesaxis->min(), min);
QCOMPARE(m_logvaluesaxis->max(), max);
}
void tst_QLogValueAxis::autoscale_data()
{
}
void tst_QLogValueAxis::autoscale()
{
QSignalSpy spy0(m_logvaluesaxis, SIGNAL(maxChanged(qreal)));
QSignalSpy spy1(m_logvaluesaxis, SIGNAL(minChanged(qreal)));
QSignalSpy spy2(m_logvaluesaxis, SIGNAL(rangeChanged(qreal,qreal)));
QCOMPARE(m_logvaluesaxis->min(), (qreal)1);
QCOMPARE(m_logvaluesaxis->max(), (qreal)1);
m_chart->setAxisX(m_logvaluesaxis, m_series);
QCOMPARE(spy0.count(), 1);
QCOMPARE(spy1.count(), 0);
QCOMPARE(spy2.count(), 1);
m_view->show();
QTest::qWaitForWindowShown(m_view);
QCOMPARE(m_logvaluesaxis->min(), (qreal)1);
QCOMPARE(m_logvaluesaxis->max(), (qreal)100);
}
void tst_QLogValueAxis::zoom()
{
m_chart->setAxisX(m_logvaluesaxis, m_series);
m_view->show();
QTest::qWaitForWindowShown(m_view);
m_logvaluesaxis->setBase(2);
m_logvaluesaxis->setRange(0.5, 2);
QCOMPARE(m_logvaluesaxis->min(), (qreal)0.5);
QCOMPARE(m_logvaluesaxis->max(), (qreal)2.0);
m_chart->zoomOut();
QCOMPARE(m_logvaluesaxis->min(), (qreal)0.25);
QCOMPARE(m_logvaluesaxis->max(), (qreal)4.0);
m_chart->zoomIn();
QCOMPARE(m_logvaluesaxis->min(), (qreal)0.5);
QCOMPARE(m_logvaluesaxis->max(), (qreal)2.0);
m_logvaluesaxis->setRange(0.5, 1024);
m_chart->zoom(11.0);
QCOMPARE(m_logvaluesaxis->min(), (qreal)16.0);
QCOMPARE(m_logvaluesaxis->max(), (qreal)32.0);
m_logvaluesaxis->setRange(16, 64);
m_chart->zoom(1/3.0);
QCOMPARE(m_logvaluesaxis->min(), (qreal)4);
QCOMPARE(m_logvaluesaxis->max(), (qreal)256.0);
}
void tst_QLogValueAxis::reverse()
{
QSignalSpy spy(m_logvaluesaxis, SIGNAL(reverseChanged(bool)));
QCOMPARE(m_logvaluesaxis->isReverse(), false);
m_logvaluesaxis->setReverse();
QCOMPARE(m_logvaluesaxis->isReverse(), true);
QCOMPARE(spy.count(), 1);
m_view->show();
QTest::qWaitForWindowShown(m_view);
QCOMPARE(m_logvaluesaxis->isReverse(), true);
}
QTEST_MAIN(tst_QLogValueAxis)
#include "tst_qlogvalueaxis.moc"