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Diffstat (limited to 'tests/manual/scattertest/scatterchart.cpp')
| -rw-r--r-- | tests/manual/scattertest/scatterchart.cpp | 1172 |
1 files changed, 1172 insertions, 0 deletions
diff --git a/tests/manual/scattertest/scatterchart.cpp b/tests/manual/scattertest/scatterchart.cpp new file mode 100644 index 00000000..c2e27c9b --- /dev/null +++ b/tests/manual/scattertest/scatterchart.cpp @@ -0,0 +1,1172 @@ +/****************************************************************************** +** +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the Qt Data Visualization module. +** +** $QT_BEGIN_LICENSE:COMM$ +** +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/contact-us. +** +** $QT_END_LICENSE$ +** +******************************************************************************/ + +#include "scatterchart.h" +#include <QtDataVisualization/qscatterdataproxy.h> +#include <QtDataVisualization/qscatter3dseries.h> +#include <QtDataVisualization/qvalue3daxis.h> +#include <QtDataVisualization/q3dscene.h> +#include <QtDataVisualization/q3dcamera.h> +#include <QtDataVisualization/q3dtheme.h> +#include <QtDataVisualization/Q3DInputHandler> +#include <qmath.h> +using namespace QtDataVisualization; + +//#define RANDOM_SCATTER + +const int numberOfItems = 10000; + +ScatterDataModifier::ScatterDataModifier(Q3DScatter *scatter) + : m_chart(scatter), + m_fontSize(30.0f), + m_loopCounter(0), + m_selectedItem(-1), + m_targetSeries(0) +{ + m_chart->activeTheme()->setType(Q3DTheme::ThemeStoneMoss); + QFont font = m_chart->activeTheme()->font(); + font.setPointSize(m_fontSize); + m_chart->activeTheme()->setFont(font); + m_chart->setShadowQuality(QAbstract3DGraph::ShadowQualityNone); + m_chart->scene()->activeCamera()->setCameraPreset(Q3DCamera::CameraPresetFront); + m_chart->setAxisX(new QValue3DAxis); + m_chart->setAxisY(new QValue3DAxis); + m_chart->setAxisZ(new QValue3DAxis); + m_chart->axisY()->setLabelFormat(QStringLiteral("%.7f")); + static_cast<Q3DInputHandler *>(m_chart->activeInputHandler())->setZoomAtTargetEnabled(true); + + createAndAddSeries(); + createAndAddSeries(); + + m_chart->setSelectionMode(QAbstract3DGraph::SelectionItem); + + QObject::connect(&m_timer, &QTimer::timeout, this, &ScatterDataModifier::timeout); + QObject::connect(m_chart, &Q3DScatter::shadowQualityChanged, this, + &ScatterDataModifier::shadowQualityUpdatedByVisual); + + QObject::connect(m_chart, &Q3DScatter::axisXChanged, this, + &ScatterDataModifier::handleAxisXChanged); + QObject::connect(m_chart, &Q3DScatter::axisYChanged, this, + &ScatterDataModifier::handleAxisYChanged); + QObject::connect(m_chart, &Q3DScatter::axisZChanged, this, + &ScatterDataModifier::handleAxisZChanged); + QObject::connect(m_chart, &QAbstract3DGraph::currentFpsChanged, this, + &ScatterDataModifier::handleFpsChange); +} + +ScatterDataModifier::~ScatterDataModifier() +{ + delete m_chart; +} + +void ScatterDataModifier::start() +{ + addData(); +} + +static const int itemsPerUnit = 100; // "unit" is one unit range along Z-axis + +void ScatterDataModifier::massiveDataTest() +{ + static int testPhase = 0; + static QTimer *massiveTestTimer = 0; + + if (!massiveTestTimer) + massiveTestTimer = new QTimer; + + int items = 1000000; + int visibleRange = 200; + int unitCount = items / itemsPerUnit; + int cacheSize = visibleRange * itemsPerUnit * 5; + + switch (testPhase) { + case 0: { + float yRangeMin = 0.0f; + float yRangeMax = 1.0f; + float yRangeMargin = 0.05f; + float minY = yRangeMin + yRangeMargin; + float maxY = yRangeMax - yRangeMargin; + float unitBase = minY; + float direction = 1.0f; + + if (!m_massiveTestCacheArray.size()) { + m_massiveTestCacheArray.resize(cacheSize); + int totalIndex = 0; + for (int i = 0; i < unitCount && totalIndex < cacheSize; i++) { + unitBase += direction * (float(rand() % 3) / 100.0f); + if (unitBase > maxY) { + unitBase = maxY; + direction = -1.0f; + } else if (unitBase < minY) { + unitBase = minY; + direction = 1.0f; + } + for (int j = 0; j < itemsPerUnit && totalIndex < cacheSize; j++) { + float randFactor = float(rand() % 100) / (100 / yRangeMargin); + m_massiveTestCacheArray[totalIndex].setPosition( + QVector3D(float(qrand() % itemsPerUnit), + unitBase + randFactor, 0.0f)); + // Z value is irrelevant, we replace it anyway when we take item to use + totalIndex++; + } + } + } + + qDebug() << __FUNCTION__ << testPhase << ": Setting the graph up..."; + QValue3DAxis *xAxis = new QValue3DAxis(); + QValue3DAxis *yAxis = new QValue3DAxis(); + QValue3DAxis *zAxis = new QValue3DAxis(); + xAxis->setRange(0.0f, float(itemsPerUnit - 1)); + yAxis->setRange(yRangeMin, yRangeMax); + zAxis->setRange(0.0f, float(visibleRange - 1)); + xAxis->setSegmentCount(1); + yAxis->setSegmentCount(1); + zAxis->setSegmentCount(1); + m_chart->setAxisX(xAxis); + m_chart->setAxisY(yAxis); + m_chart->setAxisZ(zAxis); + m_chart->scene()->activeCamera()->setCameraPreset(Q3DCamera::CameraPresetRight); + m_chart->setShadowQuality(QAbstract3DGraph::ShadowQualityNone); + foreach (QAbstract3DSeries *series, m_chart->seriesList()) + m_chart->removeSeries(static_cast<QScatter3DSeries *>(series)); + + qDebug() << __FUNCTION__ << testPhase << ": Creating massive array..." << items; + QScatterDataArray *massiveArray = new QScatterDataArray; + massiveArray->resize(items); + + int cacheIndex = 0; + for (int i = 0; i < items; i++) { + // Use qreals for precicion as the numbers can overflow int + float currentZ = float(qreal(i) * qreal(unitCount) / qreal(items)); + (*massiveArray)[i] = m_massiveTestCacheArray.at(cacheIndex++); + (*massiveArray)[i].setZ(currentZ); + if (cacheIndex >= cacheSize) + cacheIndex = 0; + } + qDebug() << __FUNCTION__ << testPhase << ": Massive array creation finished!"; + + QScatter3DSeries *series = new QScatter3DSeries; + series->dataProxy()->resetArray(massiveArray); + series->setMesh(QAbstract3DSeries::MeshPoint); + m_chart->addSeries(series); + break; + } + case 1: { + qDebug() << __FUNCTION__ << testPhase << ": Scroll"; + QObject::disconnect(massiveTestTimer, 0, this, 0); + QObject::connect(massiveTestTimer, &QTimer::timeout, this, + &ScatterDataModifier::massiveTestScroll); + massiveTestTimer->start(16); + break; + } + case 2: { + qDebug() << __FUNCTION__ << testPhase << ": Append and scroll"; + massiveTestTimer->stop(); + QObject::disconnect(massiveTestTimer, 0, this, 0); + QObject::connect(massiveTestTimer, &QTimer::timeout, this, + &ScatterDataModifier::massiveTestAppendAndScroll); + m_chart->axisZ()->setRange(unitCount - visibleRange, unitCount); + massiveTestTimer->start(16); + break; + } + default: + QObject::disconnect(massiveTestTimer, 0, this, 0); + massiveTestTimer->stop(); + qDebug() << __FUNCTION__ << testPhase << ": Resetting the test"; + testPhase = -1; + } + testPhase++; +} + +void ScatterDataModifier::massiveTestScroll() +{ + const int scrollAmount = 20; + int itemCount = m_chart->seriesList().at(0)->dataProxy()->itemCount(); + int min = m_chart->axisZ()->min() + scrollAmount; + int max = m_chart->axisZ()->max() + scrollAmount; + if (max >= itemCount / itemsPerUnit) { + max = max - min - 1; + min = 0; + } + m_chart->axisZ()->setRange(min, max); +} + +void ScatterDataModifier::massiveTestAppendAndScroll() +{ + const int addedUnits = 50; + const int addedItems = itemsPerUnit * addedUnits; + int cacheSize = m_massiveTestCacheArray.size(); + int itemCount = m_chart->seriesList().at(0)->dataProxy()->itemCount(); + static int cacheIndex = 0; + + // Copy items from cache + QScatterDataArray appendArray; + appendArray.resize(addedItems); + + float zOffset = m_chart->seriesList().at(0)->dataProxy()->itemAt(itemCount - 1)->z(); + for (int i = 0; i < addedItems; i++) { + float currentZ = zOffset + float(qreal(i) * qreal(addedUnits) / qreal(addedItems)); + appendArray[i] = m_massiveTestCacheArray.at(cacheIndex++); + appendArray[i].setZ(currentZ); + if (cacheIndex >= cacheSize) + cacheIndex = 0; + } + + m_chart->seriesList().at(0)->dataProxy()->addItems(appendArray); + int min = m_chart->axisZ()->min() + addedUnits; + int max = m_chart->axisZ()->max() + addedUnits; + m_chart->axisZ()->setRange(min, max); +} + +void ScatterDataModifier::setFpsMeasurement(bool enable) +{ + m_chart->setMeasureFps(enable); +} + +void ScatterDataModifier::testItemChanges() +{ + static int counter = 0; + const int rowCount = 12; + const int colCount = 10; + static QScatter3DSeries *series0 = 0; + static QScatter3DSeries *series1 = 0; + static QScatter3DSeries *series2 = 0; + + switch (counter) { + case 0: { + qDebug() << __FUNCTION__ << counter << "Setup test"; + foreach (QScatter3DSeries *series, m_chart->seriesList()) + m_chart->removeSeries(series); + foreach (QValue3DAxis *axis, m_chart->axes()) + deleteAxis(axis); + delete series0; + delete series1; + delete series2; + series0 = new QScatter3DSeries; + series1 = new QScatter3DSeries; + series2 = new QScatter3DSeries; + populateFlatSeries(series0, rowCount, colCount, 10.0f); + populateFlatSeries(series1, rowCount, colCount, 30.0f); + populateFlatSeries(series2, rowCount, colCount, 50.0f); + m_chart->axisX()->setRange(3.0f, 6.0f); + m_chart->axisY()->setRange(0.0f, 100.0f); + m_chart->axisZ()->setRange(4.0f, 8.0f); + m_chart->addSeries(series0); + m_chart->addSeries(series1); + m_chart->addSeries(series2); + } + break; + case 1: { + qDebug() << __FUNCTION__ << counter << "Change single item, unselected"; + int itemIndex = 3 * colCount + 5; + QScatterDataItem item = *series0->dataProxy()->itemAt(itemIndex); + item.setY(75.0f); + series0->dataProxy()->setItem(itemIndex, item); + } + break; + case 2: { + qDebug() << __FUNCTION__ << counter << "Change single item, selected"; + int itemIndex = 4 * colCount + 4; + series1->setSelectedItem(itemIndex); + QScatterDataItem item = *series1->dataProxy()->itemAt(itemIndex); + item.setY(75.0f); + series1->dataProxy()->setItem(itemIndex, item); + } + break; + case 3: { + qDebug() << __FUNCTION__ << counter << "Change item outside visible area"; + int itemIndex = 2; + QScatterDataItem item = *series1->dataProxy()->itemAt(itemIndex); + item.setY(75.0f); + series1->dataProxy()->setItem(itemIndex, item); + } + break; + case 4: { + qDebug() << __FUNCTION__ << counter << "Change single item from two series, unselected"; + int itemIndex = 4 * colCount + 6; + QScatterDataItem item0 = *series0->dataProxy()->itemAt(itemIndex); + QScatterDataItem item1 = *series1->dataProxy()->itemAt(itemIndex); + item0.setY(65.0f); + item1.setY(85.0f); + series0->dataProxy()->setItem(itemIndex, item0); + series1->dataProxy()->setItem(itemIndex, item1); + } + break; + case 5: { + qDebug() << __FUNCTION__ << counter << "Change single item from two series, one selected"; + int itemIndex0 = 5 * colCount + 5; + int itemIndex1 = 4 * colCount + 4; + QScatterDataItem item0 = *series0->dataProxy()->itemAt(itemIndex0); + QScatterDataItem item1 = *series1->dataProxy()->itemAt(itemIndex1); + item0.setY(65.0f); + item1.setY(85.0f); + series0->dataProxy()->setItem(itemIndex0, item0); + series1->dataProxy()->setItem(itemIndex1, item1); + } + break; + case 6: { + qDebug() << __FUNCTION__ << counter << "Change single item from two series, one outside range"; + int itemIndex0 = 6 * colCount + 6; + int itemIndex1 = 9 * colCount + 2; + QScatterDataItem item0 = *series0->dataProxy()->itemAt(itemIndex0); + QScatterDataItem item1 = *series1->dataProxy()->itemAt(itemIndex1); + item0.setY(65.0f); + item1.setY(85.0f); + series0->dataProxy()->setItem(itemIndex0, item0); + series1->dataProxy()->setItem(itemIndex1, item1); + } + break; + case 7: { + qDebug() << __FUNCTION__ << counter << "Change single item from two series, both outside range"; + int itemIndex0 = 1 * colCount + 3; + int itemIndex1 = 9 * colCount + 2; + QScatterDataItem item0 = *series0->dataProxy()->itemAt(itemIndex0); + QScatterDataItem item1 = *series1->dataProxy()->itemAt(itemIndex1); + item0.setY(65.0f); + item1.setY(85.0f); + series0->dataProxy()->setItem(itemIndex0, item0); + series1->dataProxy()->setItem(itemIndex1, item1); + } + break; + case 8: { + qDebug() << __FUNCTION__ << counter << "Change item to same value as previously"; + int itemIndex0 = 5 * colCount + 7; + int itemIndex1 = 4 * colCount + 7; + QScatterDataItem item0 = *series0->dataProxy()->itemAt(itemIndex0); + QScatterDataItem item1 = *series1->dataProxy()->itemAt(itemIndex1); + series0->dataProxy()->setItem(itemIndex0, item0); + series1->dataProxy()->setItem(itemIndex1, item1); + } + break; + case 9: { + qDebug() << __FUNCTION__ << counter << "Change 3 items on each series"; + int itemIndex0 = 5 * colCount + 6; + int itemIndex1 = 4 * colCount + 6; + QScatterDataItem item00 = *series0->dataProxy()->itemAt(itemIndex0); + QScatterDataItem item01 = *series0->dataProxy()->itemAt(itemIndex0 + 1); + QScatterDataItem item02 = *series0->dataProxy()->itemAt(itemIndex0 + 2); + QScatterDataItem item10 = *series1->dataProxy()->itemAt(itemIndex1); + QScatterDataItem item11 = *series1->dataProxy()->itemAt(itemIndex1 + 1); + QScatterDataItem item12 = *series1->dataProxy()->itemAt(itemIndex1 + 2); + item00.setY(65.0f); + item01.setY(70.0f); + item02.setY(75.0f); + item10.setY(80.0f); + item11.setY(85.0f); + item12.setY(90.0f); + series0->dataProxy()->setItem(itemIndex0, item00); + series0->dataProxy()->setItem(itemIndex0 + 1, item01); + series0->dataProxy()->setItem(itemIndex0 + 2, item02); + series1->dataProxy()->setItem(itemIndex1, item10); + series1->dataProxy()->setItem(itemIndex1 + 1, item11); + series1->dataProxy()->setItem(itemIndex1 + 2, item12); + } + break; + case 10: { + qDebug() << __FUNCTION__ << counter << "Level the field single item at a time"; + QScatterDataItem item; + for (int i = 0; i < rowCount; i++) { + for (int j = 0; j < colCount; j++) { + int itemIndex = i * colCount + j; + QScatterDataItem item0 = *series0->dataProxy()->itemAt(itemIndex); + QScatterDataItem item1 = *series1->dataProxy()->itemAt(itemIndex); + QScatterDataItem item2 = *series2->dataProxy()->itemAt(itemIndex); + item0.setY(10.0f); + item1.setY(15.0f); + item2.setY(20.0f); + series0->dataProxy()->setItem(itemIndex, item0); + series1->dataProxy()->setItem(itemIndex, item1); + series2->dataProxy()->setItem(itemIndex, item2); + } + } + } + break; + case 11: { + qDebug() << __FUNCTION__ << counter << "Change same items multiple times"; + int itemIndex0 = 6 * colCount + 6; + QScatterDataItem item0 = *series0->dataProxy()->itemAt(itemIndex0); + item0.setY(90.0f); + series0->dataProxy()->setItem(itemIndex0, item0); + series0->dataProxy()->setItem(itemIndex0, item0); + series0->dataProxy()->setItem(itemIndex0, item0); + series0->dataProxy()->setItem(itemIndex0, item0); + } + break; + default: + qDebug() << __FUNCTION__ << "Resetting test"; + counter = -1; + } + counter++; +} + +void ScatterDataModifier::testAxisReverse() +{ + static int counter = 0; + const int rowCount = 16; + const int colCount = 16; + static QScatter3DSeries *series0 = 0; + static QScatter3DSeries *series1 = 0; + + switch (counter) { + case 0: { + qDebug() << __FUNCTION__ << counter << "Setup test"; + foreach (QScatter3DSeries *series, m_chart->seriesList()) + m_chart->removeSeries(series); + foreach (QValue3DAxis *axis, m_chart->axes()) + deleteAxis(axis); + delete series0; + delete series1; + series0 = new QScatter3DSeries; + series1 = new QScatter3DSeries; + populateRisingSeries(series0, rowCount, colCount, 0.0f, 50.0f); + populateRisingSeries(series1, rowCount, colCount, -20.0f, 30.0f); + m_chart->axisX()->setRange(0.0f, 10.0f); + m_chart->axisY()->setRange(-20.0f, 50.0f); + m_chart->axisZ()->setRange(5.0f, 15.0f); + m_chart->axisX()->setTitle("Axis X"); + m_chart->axisZ()->setTitle("Axis Z"); + m_chart->axisX()->setTitleVisible(true); + m_chart->axisZ()->setTitleVisible(true); + m_chart->addSeries(series0); + m_chart->addSeries(series1); + } + break; + case 1: { + qDebug() << __FUNCTION__ << counter << "Reverse X axis"; + m_chart->axisX()->setReversed(true); + } + break; + case 2: { + qDebug() << __FUNCTION__ << counter << "Reverse Y axis"; + m_chart->axisY()->setReversed(true); + } + break; + case 3: { + qDebug() << __FUNCTION__ << counter << "Reverse Z axis"; + m_chart->axisZ()->setReversed(true); + } + break; + case 4: { + qDebug() << __FUNCTION__ << counter << "Return all axes to normal"; + m_chart->axisX()->setReversed(false); + m_chart->axisY()->setReversed(false); + m_chart->axisZ()->setReversed(false); + } + break; + case 5: { + qDebug() << __FUNCTION__ << counter << "Reverse all axes"; + m_chart->axisX()->setReversed(true); + m_chart->axisY()->setReversed(true); + m_chart->axisZ()->setReversed(true); + } + break; + default: + qDebug() << __FUNCTION__ << "Resetting test"; + counter = -1; + } + counter++; +} + +void ScatterDataModifier::addData() +{ + // Add labels + m_chart->axisX()->setTitle("X - Axis"); + m_chart->axisY()->setTitle("Y - Axis"); + m_chart->axisZ()->setTitle("Z - Axis"); + m_chart->axisX()->setRange(-50.0f, 50.0f); + m_chart->axisY()->setRange(-1.0f, 1.2f); + m_chart->axisZ()->setRange(-50.0f, 50.0f); + m_chart->axisX()->setSegmentCount(5); + m_chart->axisY()->setSegmentCount(4); + m_chart->axisZ()->setSegmentCount(10); + m_chart->axisX()->setSubSegmentCount(2); + m_chart->axisY()->setSubSegmentCount(3); + m_chart->axisZ()->setSubSegmentCount(1); + + QScatterDataArray *dataArray = new QScatterDataArray; + dataArray->resize(numberOfItems); + QScatterDataItem *ptrToDataArray = &dataArray->first(); + QScatterDataArray *dataArray2 = new QScatterDataArray; + dataArray2->resize(numberOfItems); + QScatterDataItem *ptrToDataArray2 = &dataArray2->first(); + +#ifdef RANDOM_SCATTER + for (int i = 0; i < numberOfItems; i++) { + ptrToDataArray->setPosition(randVector()); + ptrToDataArray++; + ptrToDataArray2->setPosition(randVector()); + ptrToDataArray2++; + } +#else + float limit = qSqrt(numberOfItems) / 2.0f; + for (float i = -limit; i < limit; i++) { + for (float j = -limit; j < limit; j++) { + ptrToDataArray->setPosition(QVector3D(i, qCos(qDegreesToRadians((i * j) / 7.5)), j)); + ptrToDataArray++; + ptrToDataArray2->setPosition(QVector3D(i, qCos(qDegreesToRadians((i * j) / 7.5)) + 0.2, j)); + ptrToDataArray2++; + } + } +#endif + + m_chart->seriesList().at(0)->dataProxy()->resetArray(dataArray); + m_chart->seriesList().at(1)->dataProxy()->resetArray(dataArray2); + m_chart->seriesList().at(0)->setItemSize(0.0f); + m_chart->seriesList().at(1)->setItemSize(0.0f); +} + +void ScatterDataModifier::changeStyle() +{ + if (!m_targetSeries) + createAndAddSeries(); + + if (m_targetSeries->isMeshSmooth()) { + m_targetSeries->setMeshSmooth(false); + switch (m_targetSeries->mesh()) { + case QAbstract3DSeries::MeshCube: + m_targetSeries->setMesh(QAbstract3DSeries::MeshPyramid); + break; + case QAbstract3DSeries::MeshPyramid: + m_targetSeries->setMesh(QAbstract3DSeries::MeshCone); + break; + case QAbstract3DSeries::MeshCone: + m_targetSeries->setMesh(QAbstract3DSeries::MeshCylinder); + break; + case QAbstract3DSeries::MeshCylinder: + m_targetSeries->setMesh(QAbstract3DSeries::MeshBevelCube); + break; + case QAbstract3DSeries::MeshBevelCube: + m_targetSeries->setMesh(QAbstract3DSeries::MeshSphere); + break; + case QAbstract3DSeries::MeshSphere: + m_targetSeries->setMesh(QAbstract3DSeries::MeshMinimal); + break; + case QAbstract3DSeries::MeshMinimal: + m_targetSeries->setMesh(QAbstract3DSeries::MeshPoint); + break; + default: + m_targetSeries->setMesh(QAbstract3DSeries::MeshCube); + break; + } + } else { + m_targetSeries->setMeshSmooth(true); + } + + qDebug() << __FUNCTION__ << m_targetSeries->mesh() << m_targetSeries->isMeshSmooth(); +} + +void ScatterDataModifier::changePresetCamera() +{ + static int preset = Q3DCamera::CameraPresetFrontLow; + + m_chart->scene()->activeCamera()->setCameraPreset((Q3DCamera::CameraPreset)preset); + + if (++preset > Q3DCamera::CameraPresetDirectlyAboveCCW45) + preset = Q3DCamera::CameraPresetFrontLow; +} + +void ScatterDataModifier::changeTheme() +{ + static int theme = Q3DTheme::ThemeQt; + + m_chart->activeTheme()->setType(Q3DTheme::Theme(theme)); + + if (++theme > Q3DTheme::ThemeIsabelle) + theme = Q3DTheme::ThemeQt; +} + +void ScatterDataModifier::changeLabelStyle() +{ + m_chart->activeTheme()->setLabelBackgroundEnabled(!m_chart->activeTheme()->isLabelBackgroundEnabled()); +} + +void ScatterDataModifier::changeFont(const QFont &font) +{ + QFont newFont = font; + newFont.setPointSizeF(m_fontSize); + m_chart->activeTheme()->setFont(newFont); +} + +void ScatterDataModifier::changeFontSize(int fontSize) +{ + m_fontSize = fontSize; + QFont font = m_chart->activeTheme()->font(); + font.setPointSize(m_fontSize); + m_chart->activeTheme()->setFont(font); +} + +void ScatterDataModifier::changePointSize(int pointSize) +{ + m_targetSeries->setItemSize(0.01f * float(pointSize)); +} + +void ScatterDataModifier::shadowQualityUpdatedByVisual(QAbstract3DGraph::ShadowQuality sq) +{ + int quality = int(sq); + // Updates the UI component to show correct shadow quality + emit shadowQualityChanged(quality); +} + +void ScatterDataModifier::clear() +{ + foreach (QScatter3DSeries *series, m_chart->seriesList()) { + m_chart->removeSeries(series); + delete series; + } + + m_targetSeries = 0; + + qDebug() << m_loopCounter << "Cleared array"; +} + +void ScatterDataModifier::deleteAxis(QValue3DAxis *axis) +{ + m_chart->releaseAxis(axis); + delete axis; +} + +void ScatterDataModifier::resetAxes() +{ + deleteAxis(m_chart->axisX()); + deleteAxis(m_chart->axisY()); + deleteAxis(m_chart->axisZ()); + + m_chart->setAxisX(new QValue3DAxis); + m_chart->setAxisY(new QValue3DAxis); + m_chart->setAxisZ(new QValue3DAxis); + m_chart->axisX()->setSegmentCount(6); + m_chart->axisY()->setSegmentCount(4); + m_chart->axisZ()->setSegmentCount(9); + m_chart->axisX()->setSubSegmentCount(2); + m_chart->axisY()->setSubSegmentCount(3); + m_chart->axisZ()->setSubSegmentCount(1); + m_chart->axisX()->setTitle("X"); + m_chart->axisY()->setTitle("Y"); + m_chart->axisZ()->setTitle("Z"); +} + +void ScatterDataModifier::addOne() +{ + if (!m_targetSeries) + createAndAddSeries(); + + QScatterDataItem item(randVector()); + int addIndex = m_targetSeries->dataProxy()->addItem(item); + qDebug() << m_loopCounter << "added one to index:" << addIndex << "array size:" << m_targetSeries->dataProxy()->array()->size(); +} + +void ScatterDataModifier::addBunch() +{ + if (!m_targetSeries) + createAndAddSeries(); + + QScatterDataArray items(100); + for (int i = 0; i < items.size(); i++) + items[i].setPosition(randVector()); + int addIndex = m_targetSeries->dataProxy()->addItems(items); + qDebug() << m_loopCounter << "added bunch to index:" << addIndex << "array size:" << m_targetSeries->dataProxy()->array()->size(); +} + +void ScatterDataModifier::insertOne() +{ + if (!m_targetSeries) + createAndAddSeries(); + + QScatterDataItem item(randVector()); + m_targetSeries->dataProxy()->insertItem(0, item); + qDebug() << m_loopCounter << "Inserted one, array size:" << m_targetSeries->dataProxy()->array()->size(); +} + +void ScatterDataModifier::insertBunch() +{ + if (!m_targetSeries) + createAndAddSeries(); + + QScatterDataArray items(100); + for (int i = 0; i < items.size(); i++) + items[i].setPosition(randVector()); + m_targetSeries->dataProxy()->insertItems(0, items); + qDebug() << m_loopCounter << "Inserted bunch, array size:" << m_targetSeries->dataProxy()->array()->size(); +} + +void ScatterDataModifier::changeOne() +{ + if (!m_targetSeries) + createAndAddSeries(); + + if (m_selectedItem >= 0 && m_selectedItem < m_targetSeries->dataProxy()->itemCount()) { + QScatterDataItem item(randVector()); + m_targetSeries->dataProxy()->setItem(m_selectedItem, item); + qDebug() << m_loopCounter << "Changed one, array size:" << m_targetSeries->dataProxy()->array()->size(); + } +} + +void ScatterDataModifier::changeBunch() +{ + if (!m_targetSeries) + createAndAddSeries(); + + if (m_targetSeries->dataProxy()->array()->size()) { + int amount = qMin(m_targetSeries->dataProxy()->array()->size(), 100); + QScatterDataArray items(amount); + for (int i = 0; i < items.size(); i++) { + items[i].setPosition(randVector()); + // Change the Y-values of first few items to exact gradient boundaries + if (i == 0) + items[i].setY(0.65f); + else if (i == 1) + items[i].setY(0.1f); + else if (i == 2) + items[i].setY(-0.45f); + else if (i == 3) + items[i].setY(-1.0f); + else if (i == 4) + items[i].setY(1.2f); +// else +// items[i].setY(0.1001f - (0.00001f * float(i))); + + } + + m_targetSeries->dataProxy()->setItems(0, items); + qDebug() << m_loopCounter << "Changed bunch, array size:" << m_targetSeries->dataProxy()->array()->size(); + } +} + +void ScatterDataModifier::removeOne() +{ + if (!m_targetSeries) + createAndAddSeries(); + + if (m_selectedItem >= 0) { + m_targetSeries->dataProxy()->removeItems(m_selectedItem, 1); + qDebug() << m_loopCounter << "Removed one, array size:" << m_targetSeries->dataProxy()->array()->size(); + } +} + +void ScatterDataModifier::removeBunch() +{ + if (!m_targetSeries) + createAndAddSeries(); + + m_targetSeries->dataProxy()->removeItems(0, 100); + qDebug() << m_loopCounter << "Removed bunch, array size:" << m_targetSeries->dataProxy()->array()->size(); +} + +void ScatterDataModifier::timeout() +{ + int doWhat = rand() % 10; + if (!(rand() % 100)) + doWhat = -1; + + switch (doWhat) { + case 0: + addOne(); + break; + case 1: + addBunch(); + break; + case 2: + insertOne(); + break; + case 3: + insertBunch(); + break; + case 4: + changeOne(); + break; + case 5: + changeBunch(); + break; + case 6: + removeOne(); + break; + case 7: + removeBunch(); + break; + case 8: + addSeries(); + break; + case 9: + if (m_chart->seriesList().size()) + m_targetSeries = m_chart->seriesList().at(rand() % m_chart->seriesList().size()); + else + addSeries(); + break; + default: + clear(); + break; + } + + m_loopCounter++; +} + +void ScatterDataModifier::startStopTimer() +{ + if (m_timer.isActive()) { + m_timer.stop(); + } else { + clear(); + m_loopCounter = 0; + m_timer.start(0); + } +} + +void ScatterDataModifier::selectItem() +{ + if (!m_targetSeries) + createAndAddSeries(); + + int targetItem(3); + int noSelection(-1); + if (m_selectedItem != targetItem || m_targetSeries != m_chart->seriesList().at(0)) + m_chart->seriesList().at(0)->setSelectedItem(targetItem); + else + m_chart->seriesList().at(0)->setSelectedItem(noSelection); +} + +void ScatterDataModifier::handleSelectionChange(int index) +{ + m_selectedItem = index; + m_targetSeries = static_cast<QScatter3DSeries *>(sender()); + int seriesIndex = 0; + foreach (QScatter3DSeries *series, m_chart->seriesList()) { + if (series == sender()) + break; + seriesIndex++; + } + + qDebug() << "Selected item index:" << index << "series:" << seriesIndex; +} + +void ScatterDataModifier::setGradient() +{ + QLinearGradient baseGradient(0, 0, 1, 100); + baseGradient.setColorAt(1.0, Qt::lightGray); + baseGradient.setColorAt(0.75001, Qt::lightGray); + baseGradient.setColorAt(0.75, Qt::blue); + baseGradient.setColorAt(0.50001, Qt::blue); + baseGradient.setColorAt(0.50, Qt::red); + baseGradient.setColorAt(0.25001, Qt::red); + baseGradient.setColorAt(0.25, Qt::yellow); + baseGradient.setColorAt(0.0, Qt::yellow); + + QLinearGradient singleHighlightGradient(0, 0, 1, 100); + singleHighlightGradient.setColorAt(1.0, Qt::lightGray); + singleHighlightGradient.setColorAt(0.75, Qt::blue); + singleHighlightGradient.setColorAt(0.50, Qt::red); + singleHighlightGradient.setColorAt(0.25, Qt::yellow); + singleHighlightGradient.setColorAt(0.0, Qt::white); + + if (m_targetSeries) { + m_targetSeries->setBaseColor(Qt::green); + m_targetSeries->setSingleHighlightColor(Qt::white); + + m_targetSeries->setBaseGradient(baseGradient); + m_targetSeries->setSingleHighlightGradient(singleHighlightGradient); + + Q3DTheme::ColorStyle oldStyle = m_targetSeries->colorStyle(); + if (oldStyle == Q3DTheme::ColorStyleUniform) + m_targetSeries->setColorStyle(Q3DTheme::ColorStyleObjectGradient); + else if (oldStyle == Q3DTheme::ColorStyleObjectGradient) + m_targetSeries->setColorStyle(Q3DTheme::ColorStyleRangeGradient); + if (oldStyle == Q3DTheme::ColorStyleRangeGradient) + m_targetSeries->setColorStyle(Q3DTheme::ColorStyleUniform); + } +} + +void ScatterDataModifier::clearSeriesData() +{ + if (m_targetSeries) + m_targetSeries->dataProxy()->resetArray(0); +} + +void ScatterDataModifier::addSeries() +{ + QScatter3DSeries *series = createAndAddSeries(); + + QScatter3DSeries *oldTargetSeries = m_targetSeries; + m_targetSeries = series; // adding always adds to target series, so fake it for a bit + addOne(); // add one random item to start the new series off + m_targetSeries = oldTargetSeries; +} + +void ScatterDataModifier::removeSeries() +{ + if (m_targetSeries) { + m_chart->removeSeries(m_targetSeries); + delete m_targetSeries; + if (m_chart->seriesList().size()) + m_targetSeries = m_chart->seriesList().at(0); + else + m_targetSeries = 0; + } +} + +void ScatterDataModifier::toggleSeriesVisibility() +{ + if (m_targetSeries) + m_targetSeries->setVisible(!m_targetSeries->isVisible()); +} + +void ScatterDataModifier::changeSeriesName() +{ + if (m_targetSeries) + m_targetSeries->setName(m_targetSeries->name().append("-").append(QString::number(qrand() % 10))); +} + +void ScatterDataModifier::handleAxisXChanged(QValue3DAxis *axis) +{ + qDebug() << __FUNCTION__ << axis << axis->orientation() << (axis == m_chart->axisX()); +} + +void ScatterDataModifier::handleAxisYChanged(QValue3DAxis *axis) +{ + qDebug() << __FUNCTION__ << axis << axis->orientation() << (axis == m_chart->axisY()); +} + +void ScatterDataModifier::handleAxisZChanged(QValue3DAxis *axis) +{ + qDebug() << __FUNCTION__ << axis << axis->orientation() << (axis == m_chart->axisZ()); +} + +void ScatterDataModifier::handleFpsChange(qreal fps) +{ + static const QString fpsPrefix(QStringLiteral("FPS: ")); + m_fpsLabel->setText(fpsPrefix + QString::number(qRound(fps))); +} + +void ScatterDataModifier::changeLabelRotation(int rotation) +{ + m_chart->axisX()->setLabelAutoRotation(float(rotation)); + m_chart->axisY()->setLabelAutoRotation(float(rotation)); + m_chart->axisZ()->setLabelAutoRotation(float(rotation)); +} + +void ScatterDataModifier::changeRadialLabelOffset(int offset) +{ + m_chart->setRadialLabelOffset(float(offset) / 100.0f); +} + +void ScatterDataModifier::toggleAxisTitleVisibility(bool enabled) +{ + m_chart->axisX()->setTitleVisible(enabled); + m_chart->axisY()->setTitleVisible(enabled); + m_chart->axisZ()->setTitleVisible(enabled); +} + +void ScatterDataModifier::toggleAxisTitleFixed(bool enabled) +{ + m_chart->axisX()->setTitleFixed(enabled); + m_chart->axisY()->setTitleFixed(enabled); + m_chart->axisZ()->setTitleFixed(enabled); +} + +void ScatterDataModifier::renderToImage() +{ + QImage renderedImage8AA = m_chart->renderToImage(8); + QImage renderedImageNoAA = m_chart->renderToImage(0); + QImage renderedImage8AASmall = m_chart->renderToImage(8, QSize(100, 100)); + QImage renderedImageNoAASmall = m_chart->renderToImage(0, QSize(100, 100)); + + if (m_chart->isVisible()) { + renderedImage8AA.save(QStringLiteral("./renderedImage8AA_visible.png")); + renderedImageNoAA.save(QStringLiteral("./renderedImageNoAA_visible.png")); + renderedImage8AASmall.save(QStringLiteral("./renderedImage8AASmall_visible.png")); + renderedImageNoAASmall.save(QStringLiteral("./renderedImageNoAASmall_visible.png")); + qDebug() << "Visible images rendered!"; + } else { + renderedImage8AA.save(QStringLiteral("./renderedImage8AA_hidden.png")); + renderedImageNoAA.save(QStringLiteral("./renderedImageNoAA_hidden.png")); + renderedImage8AASmall.save(QStringLiteral("./renderedImage8AASmall_hidden.png")); + renderedImageNoAASmall.save(QStringLiteral("./renderedImageNoAASmall_hidden.png")); + qDebug() << "Hidden images rendered!"; + } +} + +void ScatterDataModifier::togglePolar(bool enable) +{ + m_chart->setPolar(enable); +} + +void ScatterDataModifier::toggleStatic(bool enable) +{ + if (enable) + m_chart->setOptimizationHints(QAbstract3DGraph::OptimizationStatic); + else + m_chart->setOptimizationHints(QAbstract3DGraph::OptimizationDefault); +} + +void ScatterDataModifier::toggleOrtho(bool enable) +{ + m_chart->setOrthoProjection(enable); +} + +void ScatterDataModifier::setCameraTargetX(int value) +{ + // Value is (-100, 100), normalize + m_cameraTarget.setX(float(value) / 100.0f); + m_chart->scene()->activeCamera()->setTarget(m_cameraTarget); + qDebug() << "m_cameraTarget:" << m_cameraTarget; +} + +void ScatterDataModifier::setCameraTargetY(int value) +{ + // Value is (-100, 100), normalize + m_cameraTarget.setY(float(value) / 100.0f); + m_chart->scene()->activeCamera()->setTarget(m_cameraTarget); + qDebug() << "m_cameraTarget:" << m_cameraTarget; +} + +void ScatterDataModifier::setCameraTargetZ(int value) +{ + // Value is (-100, 100), normalize + m_cameraTarget.setZ(float(value) / 100.0f); + m_chart->scene()->activeCamera()->setTarget(m_cameraTarget); + qDebug() << "m_cameraTarget:" << m_cameraTarget; +} + +void ScatterDataModifier::setGraphMargin(int value) +{ + m_chart->setMargin(qreal(value) / 100.0); + qDebug() << "Setting margin:" << m_chart->margin() << value; +} + +void ScatterDataModifier::changeShadowQuality(int quality) +{ + QAbstract3DGraph::ShadowQuality sq = QAbstract3DGraph::ShadowQuality(quality); + m_chart->setShadowQuality(sq); + emit shadowQualityChanged(quality); +} + +void ScatterDataModifier::setBackgroundEnabled(int enabled) +{ + m_chart->activeTheme()->setBackgroundEnabled((bool)enabled); +} + +void ScatterDataModifier::setGridEnabled(int enabled) +{ + m_chart->activeTheme()->setGridEnabled((bool)enabled); +} + +void ScatterDataModifier::setMinX(int min) +{ + m_chart->axisX()->setMin(min); +} + +void ScatterDataModifier::setMinY(int min) +{ + m_chart->axisY()->setMin(float(min) / 100.0f); +} + +void ScatterDataModifier::setMinZ(int min) +{ + m_chart->axisZ()->setMin(min); +} + +void ScatterDataModifier::setMaxX(int max) +{ + m_chart->axisX()->setMax(max); +} + +void ScatterDataModifier::setMaxY(int max) +{ + m_chart->axisY()->setMax(float(max) / 100.0f); +} + +void ScatterDataModifier::setMaxZ(int max) +{ + m_chart->axisZ()->setMax(max); +} + +void ScatterDataModifier::setAspectRatio(int ratio) +{ + qreal aspectRatio = qreal(ratio) / 10.0; + m_chart->setAspectRatio(aspectRatio); +} + +void ScatterDataModifier::setHorizontalAspectRatio(int ratio) +{ + qreal aspectRatio = qreal(ratio) / 100.0; + m_chart->setHorizontalAspectRatio(aspectRatio); +} + +QVector3D ScatterDataModifier::randVector() +{ + QVector3D retvec = QVector3D( + (float)(rand() % 100) / 2.0f - (float)(rand() % 100) / 2.0f, + (float)(rand() % 100) / 100.0f - (float)(rand() % 100) / 100.0f, + (float)(rand() % 100) / 2.0f - (float)(rand() % 100) / 2.0f); + + qDebug() << __FUNCTION__ << retvec; + + return retvec; +} + +QScatter3DSeries *ScatterDataModifier::createAndAddSeries() +{ + static int counter = 0; + + QScatter3DSeries *series = new QScatter3DSeries; + + if (!m_targetSeries) + m_targetSeries = series; + + m_chart->addSeries(series); + series->setName(QString("Series %1").arg(counter++)); + series->setItemLabelFormat(QStringLiteral("@seriesName: (X:@xLabel / Z:@zLabel) Y:@yLabel")); + series->setMesh(QAbstract3DSeries::MeshSphere); + series->setMeshSmooth(true); + series->setBaseColor(QColor(rand() % 256, rand() % 256, rand() % 256)); + series->setItemSize(float(rand() % 90 + 10) / 100.0f); + + QObject::connect(series, &QScatter3DSeries::selectedItemChanged, this, + &ScatterDataModifier::handleSelectionChange); + + return series; +} + +void ScatterDataModifier::populateFlatSeries(QScatter3DSeries *series, int rows, int columns, + float value) +{ + QScatterDataArray *dataArray = new QScatterDataArray; + dataArray->resize(rows * columns); + for (int i = 0; i < rows; i++) { + for (int j = 0; j < columns; j++) + (*dataArray)[i * columns + j].setPosition(QVector3D(float(i), value, float(j))); + } + series->dataProxy()->resetArray(dataArray); +} + +void ScatterDataModifier::populateRisingSeries(QScatter3DSeries *series, int rows, int columns, + float minValue, float maxValue) +{ + QScatterDataArray *dataArray = new QScatterDataArray; + int arraySize = rows * columns; + dataArray->resize(arraySize); + float range = maxValue - minValue; + for (int i = 0; i < rows; i++) { + for (int j = 0; j < columns; j++) { + float yValue = minValue + (range * i * j / arraySize); + (*dataArray)[i * columns + j].setPosition(QVector3D(float(i), yValue, float(j))); + } + } + series->dataProxy()->resetArray(dataArray); +} |