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Diffstat (limited to 'examples/datavisualization/scatter/scatterdatamodifier.cpp')
-rw-r--r-- | examples/datavisualization/scatter/scatterdatamodifier.cpp | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/examples/datavisualization/scatter/scatterdatamodifier.cpp b/examples/datavisualization/scatter/scatterdatamodifier.cpp deleted file mode 100644 index d9e3c86b..00000000 --- a/examples/datavisualization/scatter/scatterdatamodifier.cpp +++ /dev/null @@ -1,216 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt Data Visualization module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:GPL$ -** 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 https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 or (at your option) any later version -** approved by the KDE Free Qt Foundation. The licenses are as published by -** the Free Software Foundation and appearing in the file LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "scatterdatamodifier.h" -#include <QtDataVisualization/qscatterdataproxy.h> -#include <QtDataVisualization/qvalue3daxis.h> -#include <QtDataVisualization/q3dscene.h> -#include <QtDataVisualization/q3dcamera.h> -#include <QtDataVisualization/qscatter3dseries.h> -#include <QtDataVisualization/q3dtheme.h> -#include <QtCore/qmath.h> -#include <QtCore/qrandom.h> -#include <QtWidgets/QComboBox> - -//#define RANDOM_SCATTER // Uncomment this to switch to random scatter - -const int numberOfItems = 3600; -const float curveDivider = 3.0f; -const int lowerNumberOfItems = 900; -const float lowerCurveDivider = 0.75f; - -ScatterDataModifier::ScatterDataModifier(Q3DScatter *scatter) - : m_graph(scatter), - m_fontSize(40.0f), - m_style(QAbstract3DSeries::MeshSphere), - m_smooth(true), - m_itemCount(lowerNumberOfItems), - m_curveDivider(lowerCurveDivider) -{ - //! [0] - m_graph->activeTheme()->setType(Q3DTheme::ThemeEbony); - QFont font = m_graph->activeTheme()->font(); - font.setPointSize(m_fontSize); - m_graph->activeTheme()->setFont(font); - m_graph->setShadowQuality(QAbstract3DGraph::ShadowQualitySoftLow); - m_graph->scene()->activeCamera()->setCameraPreset(Q3DCamera::CameraPresetFront); - //! [0] - - //! [2] - QScatterDataProxy *proxy = new QScatterDataProxy; - QScatter3DSeries *series = new QScatter3DSeries(proxy); - series->setItemLabelFormat(QStringLiteral("@xTitle: @xLabel @yTitle: @yLabel @zTitle: @zLabel")); - series->setMeshSmooth(m_smooth); - m_graph->addSeries(series); - //! [2] - - //! [3] - addData(); - //! [3] -} - -ScatterDataModifier::~ScatterDataModifier() -{ - delete m_graph; -} - -void ScatterDataModifier::addData() -{ - // Configure the axes according to the data - //! [4] - m_graph->axisX()->setTitle("X"); - m_graph->axisY()->setTitle("Y"); - m_graph->axisZ()->setTitle("Z"); - //! [4] - - //! [5] - QScatterDataArray *dataArray = new QScatterDataArray; - dataArray->resize(m_itemCount); - QScatterDataItem *ptrToDataArray = &dataArray->first(); - //! [5] - -#ifdef RANDOM_SCATTER - for (int i = 0; i < m_itemCount; i++) { - ptrToDataArray->setPosition(randVector()); - ptrToDataArray++; - } -#else - //! [6] - float limit = qSqrt(m_itemCount) / 2.0f; - for (float i = -limit; i < limit; i++) { - for (float j = -limit; j < limit; j++) { - ptrToDataArray->setPosition(QVector3D(i + 0.5f, - qCos(qDegreesToRadians((i * j) / m_curveDivider)), - j + 0.5f)); - ptrToDataArray++; - } - } - //! [6] -#endif - - //! [7] - m_graph->seriesList().at(0)->dataProxy()->resetArray(dataArray); - //! [7] -} - -//! [8] -void ScatterDataModifier::changeStyle(int style) -{ - QComboBox *comboBox = qobject_cast<QComboBox *>(sender()); - if (comboBox) { - m_style = QAbstract3DSeries::Mesh(comboBox->itemData(style).toInt()); - if (m_graph->seriesList().size()) - m_graph->seriesList().at(0)->setMesh(m_style); - } -} - -void ScatterDataModifier::setSmoothDots(int smooth) -{ - m_smooth = bool(smooth); - QScatter3DSeries *series = m_graph->seriesList().at(0); - series->setMeshSmooth(m_smooth); -} - -void ScatterDataModifier::changeTheme(int theme) -{ - Q3DTheme *currentTheme = m_graph->activeTheme(); - currentTheme->setType(Q3DTheme::Theme(theme)); - emit backgroundEnabledChanged(currentTheme->isBackgroundEnabled()); - emit gridEnabledChanged(currentTheme->isGridEnabled()); - emit fontChanged(currentTheme->font()); -} - -void ScatterDataModifier::changePresetCamera() -{ - static int preset = Q3DCamera::CameraPresetFrontLow; - - m_graph->scene()->activeCamera()->setCameraPreset((Q3DCamera::CameraPreset)preset); - - if (++preset > Q3DCamera::CameraPresetDirectlyBelow) - preset = Q3DCamera::CameraPresetFrontLow; -} - -void ScatterDataModifier::changeLabelStyle() -{ - m_graph->activeTheme()->setLabelBackgroundEnabled(!m_graph->activeTheme()->isLabelBackgroundEnabled()); -} - -void ScatterDataModifier::changeFont(const QFont &font) -{ - QFont newFont = font; - newFont.setPointSizeF(m_fontSize); - m_graph->activeTheme()->setFont(newFont); -} - -void ScatterDataModifier::shadowQualityUpdatedByVisual(QAbstract3DGraph::ShadowQuality sq) -{ - int quality = int(sq); - emit shadowQualityChanged(quality); // connected to a checkbox in main.cpp -} - -void ScatterDataModifier::changeShadowQuality(int quality) -{ - QAbstract3DGraph::ShadowQuality sq = QAbstract3DGraph::ShadowQuality(quality); - m_graph->setShadowQuality(sq); -} - -void ScatterDataModifier::setBackgroundEnabled(int enabled) -{ - m_graph->activeTheme()->setBackgroundEnabled((bool)enabled); -} - -void ScatterDataModifier::setGridEnabled(int enabled) -{ - m_graph->activeTheme()->setGridEnabled((bool)enabled); -} -//! [8] - -void ScatterDataModifier::toggleItemCount() -{ - if (m_itemCount == numberOfItems) { - m_itemCount = lowerNumberOfItems; - m_curveDivider = lowerCurveDivider; - } else { - m_itemCount = numberOfItems; - m_curveDivider = curveDivider; - } - m_graph->seriesList().at(0)->dataProxy()->resetArray(0); - addData(); -} - -QVector3D ScatterDataModifier::randVector() -{ - return QVector3D( - (float)(QRandomGenerator::global()->bounded(100)) / 2.0f - - (float)(QRandomGenerator::global()->bounded(100)) / 2.0f, - (float)(QRandomGenerator::global()->bounded(100)) / 100.0f - - (float)(QRandomGenerator::global()->bounded(100)) / 100.0f, - (float)(QRandomGenerator::global()->bounded(100)) / 2.0f - - (float)(QRandomGenerator::global()->bounded(100)) / 2.0f); -} |