qtgraphs/examples/graphs/widgetgraphgallery/scattergraph.cpp

137 lines
5.9 KiB
C++

// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include "scattergraph.h"
#include <QtWidgets/qboxlayout.h>
#include <QtWidgets/qcheckbox.h>
#include <QtWidgets/qcombobox.h>
#include <QtWidgets/qlabel.h>
#include <QtWidgets/qcommandlinkbutton.h>
using namespace Qt::StringLiterals;
ScatterGraph::ScatterGraph()
{
m_scatterGraph = new Q3DScatter();
initialize();
}
void ScatterGraph::initialize()
{
m_scatterWidget = new QWidget;
QHBoxLayout *hLayout = new QHBoxLayout(m_scatterWidget);
QSize screenSize = m_scatterGraph->screen()->size();
m_scatterGraph->setMinimumSize(QSize(screenSize.width() / 2, screenSize.height() / 1.75));
m_scatterGraph->setMaximumSize(screenSize);
m_scatterGraph->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
m_scatterGraph->setFocusPolicy(Qt::StrongFocus);
m_scatterGraph->setResizeMode(QQuickWidget::SizeRootObjectToView);
hLayout->addWidget(m_scatterGraph, 1);
QVBoxLayout *vLayout = new QVBoxLayout();
hLayout->addLayout(vLayout);
QCommandLinkButton *cameraButton = new QCommandLinkButton(m_scatterWidget);
cameraButton->setText(u"Change camera preset"_s);
cameraButton->setDescription(u"Switch between a number of preset camera positions"_s);
cameraButton->setIconSize(QSize(0, 0));
QCommandLinkButton *itemCountButton = new QCommandLinkButton(m_scatterWidget);
itemCountButton->setText(u"Toggle item count"_s);
itemCountButton->setDescription(u"Switch between 900 and 10000 data points"_s);
itemCountButton->setIconSize(QSize(0, 0));
QCommandLinkButton *rangeButton = new QCommandLinkButton(m_scatterWidget);
rangeButton->setText(u"Toggle axis ranges"_s);
rangeButton->setDescription(u"Switch between automatic axis ranges and preset ranges"_s);
rangeButton->setIconSize(QSize(0, 0));
QCheckBox *backgroundCheckBox = new QCheckBox(m_scatterWidget);
backgroundCheckBox->setText(u"Show background"_s);
backgroundCheckBox->setChecked(true);
QCheckBox *gridCheckBox = new QCheckBox(m_scatterWidget);
gridCheckBox->setText(u"Show grid"_s);
gridCheckBox->setChecked(true);
QCheckBox *smoothCheckBox = new QCheckBox(m_scatterWidget);
smoothCheckBox->setText(u"Smooth dots"_s);
smoothCheckBox->setChecked(true);
QComboBox *itemStyleList = new QComboBox(m_scatterWidget);
itemStyleList->addItem(u"Sphere"_s, QAbstract3DSeries::MeshSphere);
itemStyleList->addItem(u"Cube"_s, QAbstract3DSeries::MeshCube);
itemStyleList->addItem(u"Minimal"_s, QAbstract3DSeries::MeshMinimal);
itemStyleList->addItem(u"Point"_s, QAbstract3DSeries::MeshPoint);
itemStyleList->setCurrentIndex(0);
QComboBox *themeList = new QComboBox(m_scatterWidget);
themeList->addItem(u"Qt"_s);
themeList->addItem(u"Primary Colors"_s);
themeList->addItem(u"Digia"_s);
themeList->addItem(u"Stone Moss"_s);
themeList->addItem(u"Army Blue"_s);
themeList->addItem(u"Retro"_s);
themeList->addItem(u"Ebony"_s);
themeList->addItem(u"Isabelle"_s);
themeList->setCurrentIndex(3);
QComboBox *shadowQuality = new QComboBox(m_scatterWidget);
shadowQuality->addItem(u"None"_s);
shadowQuality->addItem(u"Low"_s);
shadowQuality->addItem(u"Medium"_s);
shadowQuality->addItem(u"High"_s);
shadowQuality->addItem(u"Low Soft"_s);
shadowQuality->addItem(u"Medium Soft"_s);
shadowQuality->addItem(u"High Soft"_s);
shadowQuality->setCurrentIndex(6);
vLayout->addWidget(cameraButton);
vLayout->addWidget(itemCountButton);
vLayout->addWidget(rangeButton);
vLayout->addWidget(backgroundCheckBox);
vLayout->addWidget(gridCheckBox);
vLayout->addWidget(smoothCheckBox);
vLayout->addWidget(new QLabel(u"Change dot style"_s));
vLayout->addWidget(itemStyleList);
vLayout->addWidget(new QLabel(u"Change theme"_s));
vLayout->addWidget(themeList);
vLayout->addWidget(new QLabel(u"Adjust shadow quality"_s));
vLayout->addWidget(shadowQuality, 1, Qt::AlignTop);
m_modifier = new ScatterDataModifier(m_scatterGraph, this);
QObject::connect(cameraButton, &QCommandLinkButton::clicked, m_modifier,
&ScatterDataModifier::changePresetCamera);
QObject::connect(itemCountButton, &QCommandLinkButton::clicked, m_modifier,
&ScatterDataModifier::toggleItemCount);
QObject::connect(rangeButton, &QCommandLinkButton::clicked, m_modifier,
&ScatterDataModifier::toggleRanges);
QObject::connect(backgroundCheckBox, &QCheckBox::stateChanged, m_modifier,
&ScatterDataModifier::setBackgroundEnabled);
QObject::connect(gridCheckBox, &QCheckBox::stateChanged, m_modifier,
&ScatterDataModifier::setGridEnabled);
QObject::connect(smoothCheckBox, &QCheckBox::stateChanged, m_modifier,
&ScatterDataModifier::setSmoothDots);
QObject::connect(m_modifier, &ScatterDataModifier::backgroundEnabledChanged,
backgroundCheckBox, &QCheckBox::setChecked);
QObject::connect(m_modifier, &ScatterDataModifier::gridEnabledChanged,
gridCheckBox, &QCheckBox::setChecked);
QObject::connect(itemStyleList, &QComboBox::currentIndexChanged, m_modifier,
&ScatterDataModifier::changeStyle);
QObject::connect(themeList, &QComboBox::currentIndexChanged, m_modifier,
&ScatterDataModifier::changeTheme);
QObject::connect(shadowQuality, &QComboBox::currentIndexChanged, m_modifier,
&ScatterDataModifier::changeShadowQuality);
QObject::connect(m_modifier, &ScatterDataModifier::shadowQualityChanged, shadowQuality,
&QComboBox::setCurrentIndex);
QObject::connect(m_scatterGraph, &Q3DScatter::shadowQualityChanged, m_modifier,
&ScatterDataModifier::shadowQualityUpdatedByVisual);
}