Graph Gallery
// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include "surfacegraphmodifier.h"
#include "highlightseries.h"
#include "topographicseries.h"
#include "custominputhandler.h"
#include <QtGraphs/qvalue3daxis.h>
#include <QtGraphs/q3dtheme.h>
#include <QtGui/qimage.h>
#include <QtCore/qmath.h>
using namespace Qt::StringLiterals;
const int sampleCountX = 150;
const int sampleCountZ = 150;
const int heightMapGridStepX = 6;
const int heightMapGridStepZ = 6;
const float sampleMin = -8.f;
const float sampleMax = 8.f;
const float areaWidth = 8000.f;
const float areaHeight = 8000.f;
const float aspectRatio = 0.1389f;
const float minRange = areaWidth * 0.49f;
SurfaceGraphModifier::SurfaceGraphModifier(Q3DSurface *surface, QLabel *label, QObject *parent) :
QObject(parent),
m_graph(surface),
m_textField(label)
{
m_graph->scene()->activeCamera()->setZoomLevel(85.f);
m_graph->scene()->activeCamera()->setCameraPreset(Q3DCamera::CameraPresetIsometricRight);
m_graph->activeTheme()->setType(Q3DTheme::ThemeRetro);
m_graph->setAxisX(new QValue3DAxis);
m_graph->setAxisY(new QValue3DAxis);
m_graph->setAxisZ(new QValue3DAxis);
//
// Sqrt Sin
//
m_sqrtSinProxy = new QSurfaceDataProxy();
m_sqrtSinSeries = new QSurface3DSeries(m_sqrtSinProxy);
fillSqrtSinProxy();
//
// Multisurface heightmap
//
// Create the first surface layer
QImage heightMapImageOne(":/data/layer_1.png");
m_heightMapProxyOne = new QHeightMapSurfaceDataProxy(heightMapImageOne);
m_heightMapSeriesOne = new QSurface3DSeries(m_heightMapProxyOne);
m_heightMapSeriesOne->setItemLabelFormat(u"(@xLabel, @zLabel): @yLabel"_s);
m_heightMapProxyOne->setValueRanges(34.f, 40.f, 18.f, 24.f);
// Create the other 2 surface layers
QImage heightMapImageTwo(":/data/layer_2.png");
m_heightMapProxyTwo = new QHeightMapSurfaceDataProxy(heightMapImageTwo);
m_heightMapSeriesTwo = new QSurface3DSeries(m_heightMapProxyTwo);
m_heightMapSeriesTwo->setItemLabelFormat(u"(@xLabel, @zLabel): @yLabel"_s);
m_heightMapProxyTwo->setValueRanges(34.f, 40.f, 18.f, 24.f);
QImage heightMapImageThree(":/data/layer_3.png");
m_heightMapProxyThree = new QHeightMapSurfaceDataProxy(heightMapImageThree);
m_heightMapSeriesThree = new QSurface3DSeries(m_heightMapProxyThree);
m_heightMapSeriesThree->setItemLabelFormat(u"(@xLabel, @zLabel): @yLabel"_s);
m_heightMapProxyThree->setValueRanges(34.f, 40.f, 18.f, 24.f);
// The images are the same size, so it's enough to get the dimensions from one
m_heightMapWidth = heightMapImageOne.width();
m_heightMapHeight = heightMapImageOne.height();
// Set the gradients for multi-surface layers
QLinearGradient grOne;
grOne.setColorAt(0., Qt::black);
grOne.setColorAt(0.38, Qt::darkYellow);
grOne.setColorAt(0.39, Qt::darkGreen);
grOne.setColorAt(0.5, Qt::darkGray);
grOne.setColorAt(1., Qt::gray);
m_heightMapSeriesOne->setBaseGradient(grOne);
m_heightMapSeriesOne->setColorStyle(Q3DTheme::ColorStyleRangeGradient);
QLinearGradient grTwo;
grTwo.setColorAt(0.39, Qt::blue);
grTwo.setColorAt(0.4, Qt::white);
m_heightMapSeriesTwo->setBaseGradient(grTwo);
m_heightMapSeriesTwo->setColorStyle(Q3DTheme::ColorStyleRangeGradient);
QLinearGradient grThree;
grThree.setColorAt(0., Qt::white);
grThree.setColorAt(0.05, Qt::black);
m_heightMapSeriesThree->setBaseGradient(grThree);
m_heightMapSeriesThree->setColorStyle(Q3DTheme::ColorStyleRangeGradient);
// Custom items and label
connect(m_graph, &QAbstract3DGraph::selectedElementChanged,
this, &SurfaceGraphModifier::handleElementSelected);
m_selectionAnimation = new QPropertyAnimation(this);
m_selectionAnimation->setPropertyName("scaling");
m_selectionAnimation->setDuration(500);
m_selectionAnimation->setLoopCount(-1);
QFont titleFont = QFont("Century Gothic", 30);
titleFont.setBold(true);
m_titleLabel = new QCustom3DLabel("Oil Rigs on Imaginary Sea", titleFont,
QVector3D(0.f, 1.2f, 0.f),
QVector3D(1.f, 1.f, 0.f),
QQuaternion());
m_titleLabel->setPositionAbsolute(true);
m_titleLabel->setFacingCamera(true);
m_titleLabel->setBackgroundColor(QColor(0x66cdaa));
m_graph->addCustomItem(m_titleLabel);
m_titleLabel->setVisible(false);
// Make two of the custom object visible
toggleItemOne(true);
toggleItemTwo(true);
//
// Topographic map
//
m_topography = new TopographicSeries();
m_topography->setTopographyFile(":/data/topography.png", areaWidth, areaHeight);
m_topography->setItemLabelFormat(u"@yLabel m"_s);
m_highlight = new HighlightSeries();
m_highlight->setTopographicSeries(m_topography);
m_highlight->setMinHeight(minRange * aspectRatio);
m_highlight->handleGradientChange(areaWidth * aspectRatio);
QObject::connect(m_graph->axisY(), &QValue3DAxis::maxChanged,
m_highlight, &HighlightSeries::handleGradientChange);
m_customInputHandler = new CustomInputHandler(m_graph);
m_customInputHandler->setHighlightSeries(m_highlight);
m_customInputHandler->setAxes(m_graph->axisX(), m_graph->axisY(), m_graph->axisZ());
m_customInputHandler->setLimits(0.f, areaWidth, minRange);
m_customInputHandler->setAspectRatio(aspectRatio);
}
SurfaceGraphModifier::~SurfaceGraphModifier()
{
}
void SurfaceGraphModifier::fillSqrtSinProxy()
{
float stepX = (sampleMax - sampleMin) / float(sampleCountX - 1);
float stepZ = (sampleMax - sampleMin) / float(sampleCountZ - 1);
auto *dataArray = new QSurfaceDataArray;
dataArray->reserve(sampleCountZ);
for (int i = 0 ; i < sampleCountZ ; ++i) {
auto *newRow = new QSurfaceDataRow;
newRow->reserve(sampleCountX);
// Keep values within range bounds, since just adding step can cause minor drift due
// to the rounding errors.
float z = qMin(sampleMax, (i * stepZ + sampleMin));
for (int j = 0; j < sampleCountX; ++j) {
float x = qMin(sampleMax, (j * stepX + sampleMin));
float R = qSqrt(z * z + x * x) + 0.01f;
float y = (qSin(R) / R + 0.24f) * 1.61f;
newRow->append(QSurfaceDataItem({x, y, z}));
}
dataArray->append(newRow);
}
m_sqrtSinProxy->resetArray(dataArray);
}
void SurfaceGraphModifier::enableSqrtSinModel(bool enable)
{
if (enable) {
m_sqrtSinSeries->setDrawMode(QSurface3DSeries::DrawSurfaceAndWireframe);
m_sqrtSinSeries->setFlatShadingEnabled(true);
m_graph->axisX()->setLabelFormat("%.2f");
m_graph->axisZ()->setLabelFormat("%.2f");
m_graph->axisX()->setRange(sampleMin, sampleMax);
m_graph->axisY()->setRange(0.f, 2.f);
m_graph->axisZ()->setRange(sampleMin, sampleMax);
m_graph->axisX()->setLabelAutoRotation(30.f);
m_graph->axisY()->setLabelAutoRotation(90.f);
m_graph->axisZ()->setLabelAutoRotation(30.f);
m_graph->removeSeries(m_heightMapSeriesOne);
m_graph->removeSeries(m_heightMapSeriesTwo);
m_graph->removeSeries(m_heightMapSeriesThree);
m_graph->removeSeries(m_topography);
m_graph->removeSeries(m_highlight);
m_graph->addSeries(m_sqrtSinSeries);
m_titleLabel->setVisible(false);
m_graph->axisX()->setTitleVisible(false);
m_graph->axisY()->setTitleVisible(false);
m_graph->axisZ()->setTitleVisible(false);
m_graph->axisX()->setTitle({});
m_graph->axisY()->setTitle({});
m_graph->axisZ()->setTitle({});
m_graph->setActiveInputHandler(m_defaultInputHandler);
// Reset range sliders for Sqrt & Sin
m_rangeMinX = sampleMin;
m_rangeMinZ = sampleMin;
m_stepX = (sampleMax - sampleMin) / float(sampleCountX - 1);
m_stepZ = (sampleMax - sampleMin) / float(sampleCountZ - 1);
m_axisMinSliderX->setMinimum(0);
m_axisMinSliderX->setMaximum(sampleCountX - 2);
m_axisMinSliderX->setValue(0);
m_axisMaxSliderX->setMinimum(1);
m_axisMaxSliderX->setMaximum(sampleCountX - 1);
m_axisMaxSliderX->setValue(sampleCountX - 1);
m_axisMinSliderZ->setMinimum(0);
m_axisMinSliderZ->setMaximum(sampleCountZ - 2);
m_axisMinSliderZ->setValue(0);
m_axisMaxSliderZ->setMinimum(1);
m_axisMaxSliderZ->setMaximum(sampleCountZ - 1);
m_axisMaxSliderZ->setValue(sampleCountZ - 1);
}
}
void SurfaceGraphModifier::enableHeightMapModel(bool enable)
{
if (enable) {
m_heightMapSeriesOne->setDrawMode(QSurface3DSeries::DrawSurface);
m_heightMapSeriesOne->setFlatShadingEnabled(false);
m_heightMapSeriesTwo->setDrawMode(QSurface3DSeries::DrawSurface);
m_heightMapSeriesTwo->setFlatShadingEnabled(false);
m_heightMapSeriesThree->setDrawMode(QSurface3DSeries::DrawSurface);
m_heightMapSeriesThree->setFlatShadingEnabled(false);
m_graph->axisX()->setLabelFormat("%.1f N");
m_graph->axisZ()->setLabelFormat("%.1f E");
m_graph->axisX()->setRange(34.f, 40.f);
m_graph->axisY()->setAutoAdjustRange(true);
m_graph->axisZ()->setRange(18.f, 24.f);
m_graph->axisX()->setTitle(u"Latitude"_s);
m_graph->axisY()->setTitle(u"Height"_s);
m_graph->axisZ()->setTitle(u"Longitude"_s);
m_graph->removeSeries(m_sqrtSinSeries);
m_graph->removeSeries(m_topography);
m_graph->removeSeries(m_highlight);
m_graph->addSeries(m_heightMapSeriesOne);
m_graph->addSeries(m_heightMapSeriesTwo);
m_graph->addSeries(m_heightMapSeriesThree);
m_graph->setActiveInputHandler(m_defaultInputHandler);
m_titleLabel->setVisible(true);
m_graph->axisX()->setTitleVisible(true);
m_graph->axisY()->setTitleVisible(true);
m_graph->axisZ()->setTitleVisible(true);
// Reset range sliders for height map
int mapGridCountX = m_heightMapWidth / heightMapGridStepX;
int mapGridCountZ = m_heightMapHeight / heightMapGridStepZ;
m_rangeMinX = 34.f;
m_rangeMinZ = 18.f;
m_stepX = 6.f / float(mapGridCountX - 1);
m_stepZ = 6.f / float(mapGridCountZ - 1);
m_axisMinSliderX->setMinimum(0);
m_axisMinSliderX->setMaximum(mapGridCountX - 2);
m_axisMinSliderX->setValue(0);
m_axisMaxSliderX->setMinimum(1);
m_axisMaxSliderX->setMaximum(mapGridCountX - 1);
m_axisMaxSliderX->setValue(mapGridCountX - 1);
m_axisMinSliderZ->setMinimum(0);
m_axisMinSliderZ->setMaximum(mapGridCountZ - 2);
m_axisMinSliderZ->setValue(0);
m_axisMaxSliderZ->setMinimum(1);
m_axisMaxSliderZ->setMaximum(mapGridCountZ - 1);
m_axisMaxSliderZ->setValue(mapGridCountZ - 1);
}
}
void SurfaceGraphModifier::enableTopographyModel(bool enable)
{
if (enable) {
m_graph->axisX()->setLabelFormat("%i");
m_graph->axisZ()->setLabelFormat("%i");
m_graph->axisX()->setRange(0.f, areaWidth);
m_graph->axisY()->setRange(100.f, areaWidth * aspectRatio);
m_graph->axisZ()->setRange(0.f, areaHeight);
m_graph->axisX()->setLabelAutoRotation(30.f);
m_graph->axisY()->setLabelAutoRotation(90.f);
m_graph->axisZ()->setLabelAutoRotation(30.f);
m_graph->removeSeries(m_sqrtSinSeries);
m_graph->removeSeries(m_heightMapSeriesOne);
m_graph->removeSeries(m_heightMapSeriesTwo);
m_graph->removeSeries(m_heightMapSeriesThree);
m_graph->addSeries(m_topography);
m_graph->addSeries(m_highlight);
m_titleLabel->setVisible(false);
m_graph->axisX()->setTitleVisible(false);
m_graph->axisY()->setTitleVisible(false);
m_graph->axisZ()->setTitleVisible(false);
m_graph->axisX()->setTitle({});
m_graph->axisY()->setTitle({});
m_graph->axisZ()->setTitle({});
m_graph->setActiveInputHandler(m_customInputHandler);
// Reset range sliders for topography map
m_rangeMinX = 0.f;
m_rangeMinZ = 0.f;
m_stepX = 1.f;
m_stepZ = 1.f;
m_axisMinSliderX->setMinimum(0);
m_axisMinSliderX->setMaximum(areaWidth - 200);
m_axisMinSliderX->setValue(0);
m_axisMaxSliderX->setMinimum(200);
m_axisMaxSliderX->setMaximum(areaWidth);
m_axisMaxSliderX->setValue(areaWidth);
m_axisMinSliderZ->setMinimum(0);
m_axisMinSliderZ->setMaximum(areaHeight - 200);
m_axisMinSliderZ->setValue(0);
m_axisMaxSliderZ->setMinimum(200);
m_axisMaxSliderZ->setMaximum(areaHeight);
m_axisMaxSliderZ->setValue(areaHeight);
}
}
void SurfaceGraphModifier::adjustXMin(int min)
{
float minX = m_stepX * float(min) + m_rangeMinX;
int max = m_axisMaxSliderX->value();
if (min >= max) {
max = min + 1;
m_axisMaxSliderX->setValue(max);
}
float maxX = m_stepX * max + m_rangeMinX;
setAxisXRange(minX, maxX);
}
void SurfaceGraphModifier::adjustXMax(int max)
{
float maxX = m_stepX * float(max) + m_rangeMinX;
int min = m_axisMinSliderX->value();
if (max <= min) {
min = max - 1;
m_axisMinSliderX->setValue(min);
}
float minX = m_stepX * min + m_rangeMinX;
setAxisXRange(minX, maxX);
}
void SurfaceGraphModifier::adjustZMin(int min)
{
float minZ = m_stepZ * float(min) + m_rangeMinZ;
int max = m_axisMaxSliderZ->value();
if (min >= max) {
max = min + 1;
m_axisMaxSliderZ->setValue(max);
}
float maxZ = m_stepZ * max + m_rangeMinZ;
setAxisZRange(minZ, maxZ);
}
void SurfaceGraphModifier::adjustZMax(int max)
{
float maxX = m_stepZ * float(max) + m_rangeMinZ;
int min = m_axisMinSliderZ->value();
if (max <= min) {
min = max - 1;
m_axisMinSliderZ->setValue(min);
}
float minX = m_stepZ * min + m_rangeMinZ;
setAxisZRange(minX, maxX);
}
void SurfaceGraphModifier::setAxisXRange(float min, float max)
{
m_graph->axisX()->setRange(min, max);
}
void SurfaceGraphModifier::setAxisZRange(float min, float max)
{
m_graph->axisZ()->setRange(min, max);
}
void SurfaceGraphModifier::setBlackToYellowGradient()
{
QLinearGradient gr;
gr.setColorAt(0.f, Qt::black);
gr.setColorAt(0.33f, Qt::blue);
gr.setColorAt(0.67f, Qt::red);
gr.setColorAt(1.f, Qt::yellow);
m_sqrtSinSeries->setBaseGradient(gr);
m_sqrtSinSeries->setColorStyle(Q3DTheme::ColorStyleRangeGradient);
}
void SurfaceGraphModifier::setGreenToRedGradient()
{
QLinearGradient gr;
gr.setColorAt(0.f, Qt::darkGreen);
gr.setColorAt(0.5f, Qt::yellow);
gr.setColorAt(0.8f, Qt::red);
gr.setColorAt(1.f, Qt::darkRed);
m_sqrtSinSeries->setBaseGradient(gr);
m_sqrtSinSeries->setColorStyle(Q3DTheme::ColorStyleRangeGradient);
}
void SurfaceGraphModifier::toggleItemOne(bool show)
{
QVector3D positionOne = QVector3D(39.f, 77.f, 19.2f);
QVector3D positionOnePipe = QVector3D(39.f, 45.f, 19.2f);
QVector3D positionOneLabel = QVector3D(39.f, 107.f, 19.2f);
if (show) {
QImage color = QImage(2, 2, QImage::Format_RGB32);
color.fill(Qt::red);
auto *item = new QCustom3DItem(":/data/oilrig.mesh", positionOne,
QVector3D(0.025f, 0.025f, 0.025f),
QQuaternion::fromAxisAndAngle(0.f, 1.f, 0.f, 45.f),
color);
m_graph->addCustomItem(item);
item = new QCustom3DItem(":/data/pipe.mesh", positionOnePipe,
QVector3D(0.005f, 0.5f, 0.005f),
QQuaternion(),
color);
item->setShadowCasting(false);
m_graph->addCustomItem(item);
auto *label = new QCustom3DLabel();
label->setText("Oil Rig One");
label->setPosition(positionOneLabel);
label->setScaling(QVector3D(1.f, 1.f, 1.f));
m_graph->addCustomItem(label);
} else {
resetSelection();
m_graph->removeCustomItemAt(positionOne);
m_graph->removeCustomItemAt(positionOnePipe);
m_graph->removeCustomItemAt(positionOneLabel);
}
}
void SurfaceGraphModifier::toggleItemTwo(bool show)
{
QVector3D positionTwo = QVector3D(34.5f, 77.f, 23.4f);
QVector3D positionTwoPipe = QVector3D(34.5f, 45.f, 23.4f);
QVector3D positionTwoLabel = QVector3D(34.5f, 107.f, 23.4f);
if (show) {
QImage color = QImage(2, 2, QImage::Format_RGB32);
color.fill(Qt::red);
auto *item = new QCustom3DItem();
item->setMeshFile(":/data/oilrig.mesh");
item->setPosition(positionTwo);
item->setScaling(QVector3D(0.025f, 0.025f, 0.025f));
item->setRotation(QQuaternion::fromAxisAndAngle(0.f, 1.f, 0.f, 25.f));
item->setTextureImage(color);
m_graph->addCustomItem(item);
item = new QCustom3DItem(":/data/pipe.mesh", positionTwoPipe,
QVector3D(0.005f, 0.5f, 0.005f),
QQuaternion(),
color);
item->setShadowCasting(false);
m_graph->addCustomItem(item);
auto *label = new QCustom3DLabel();
label->setText("Oil Rig Two");
label->setPosition(positionTwoLabel);
label->setScaling(QVector3D(1.f, 1.f, 1.f));
m_graph->addCustomItem(label);
} else {
resetSelection();
m_graph->removeCustomItemAt(positionTwo);
m_graph->removeCustomItemAt(positionTwoPipe);
m_graph->removeCustomItemAt(positionTwoLabel);
}
}
void SurfaceGraphModifier::toggleItemThree(bool show)
{
QVector3D positionThree = QVector3D(34.5f, 86.f, 19.1f);
QVector3D positionThreeLabel = QVector3D(34.5f, 116.f, 19.1f);
if (show) {
QImage color = QImage(2, 2, QImage::Format_RGB32);
color.fill(Qt::darkMagenta);
auto *item = new QCustom3DItem();
item->setMeshFile(":/data/refinery.mesh");
item->setPosition(positionThree);
item->setScaling(QVector3D(0.04f, 0.04f, 0.04f));
item->setRotation(QQuaternion::fromAxisAndAngle(0.f, 1.f, 0.f, 75.f));
item->setTextureImage(color);
m_graph->addCustomItem(item);
auto *label = new QCustom3DLabel();
label->setText("Refinery");
label->setPosition(positionThreeLabel);
label->setScaling(QVector3D(1.f, 1.f, 1.f));
m_graph->addCustomItem(label);
} else {
resetSelection();
m_graph->removeCustomItemAt(positionThree);
m_graph->removeCustomItemAt(positionThreeLabel);
}
}
void SurfaceGraphModifier::toggleSeeThrough(bool seethrough)
{
if (seethrough) {
m_graph->seriesList().at(0)->setDrawMode(QSurface3DSeries::DrawWireframe);
m_graph->seriesList().at(1)->setDrawMode(QSurface3DSeries::DrawWireframe);
} else {
m_graph->seriesList().at(0)->setDrawMode(QSurface3DSeries::DrawSurface);
m_graph->seriesList().at(1)->setDrawMode(QSurface3DSeries::DrawSurface);
}
}
void SurfaceGraphModifier::toggleOilHighlight(bool highlight)
{
if (highlight) {
QLinearGradient grThree;
grThree.setColorAt(0.0, Qt::black);
grThree.setColorAt(0.05, Qt::red);
m_graph->seriesList().at(2)->setBaseGradient(grThree);
} else {
QLinearGradient grThree;
grThree.setColorAt(0.0, Qt::white);
grThree.setColorAt(0.05, Qt::black);
m_graph->seriesList().at(2)->setBaseGradient(grThree);
}
}
void SurfaceGraphModifier::toggleShadows(bool shadows)
{
if (shadows)
m_graph->setShadowQuality(QAbstract3DGraph::ShadowQualityMedium);
else
m_graph->setShadowQuality(QAbstract3DGraph::ShadowQualityNone);
}
void SurfaceGraphModifier::toggleSurfaceTexture(bool enable)
{
if (enable)
m_topography->setTextureFile(":/data/maptexture.jpg");
else
m_topography->setTextureFile("");
}
void SurfaceGraphModifier::handleElementSelected(QAbstract3DGraph::ElementType type)
{
resetSelection();
if (type == QAbstract3DGraph::ElementCustomItem) {
QCustom3DItem *item = m_graph->selectedCustomItem();
QString text;
if (qobject_cast<QCustom3DLabel *>(item) != 0) {
text.append("Custom label: ");
} else {
QStringList split = item->meshFile().split("/");
text.append(split.last());
text.append(": ");
}
int index = m_graph->selectedCustomItemIndex();
text.append(QString::number(index));
m_textField->setText(text);
m_previouslyAnimatedItem = item;
m_previousScaling = item->scaling();
m_selectionAnimation->setTargetObject(item);
m_selectionAnimation->setStartValue(item->scaling());
m_selectionAnimation->setEndValue(item->scaling() * 1.5f);
m_selectionAnimation->start();
} else if (type == QAbstract3DGraph::ElementSeries) {
QString text = "Surface (";
QSurface3DSeries *series = m_graph->selectedSeries();
if (series) {
QPoint point = series->selectedPoint();
QString posStr;
posStr.setNum(point.x());
text.append(posStr);
text.append(", ");
posStr.setNum(point.y());
text.append(posStr);
}
text.append(")");
m_textField->setText(text);
} else if (type > QAbstract3DGraph::ElementSeries
&& type < QAbstract3DGraph::ElementCustomItem) {
int index = m_graph->selectedLabelIndex();
QString text;
if (type == QAbstract3DGraph::ElementAxisXLabel)
text.append("Axis X label: ");
else if (type == QAbstract3DGraph::ElementAxisYLabel)
text.append("Axis Y label: ");
else
text.append("Axis Z label: ");
text.append(QString::number(index));
m_textField->setText(text);
} else {
m_textField->setText("Nothing");
}
}
void SurfaceGraphModifier::resetSelection()
{
m_selectionAnimation->stop();
if (m_previouslyAnimatedItem)
m_previouslyAnimatedItem->setScaling(m_previousScaling);
m_previouslyAnimatedItem = nullptr;
}