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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#undef QT_NO_FOREACH // this file contains unported legacy Q_FOREACH uses
#include <private/boxplotchartitem_p.h>
#include <private/qboxplotseries_p.h>
#include <private/bar_p.h>
#include <private/qboxset_p.h>
#include <private/qabstractbarseries_p.h>
#include <QtCharts/QBoxSet>
#include <private/boxwhiskers_p.h>
#include <QtGui/QPainter>
QT_BEGIN_NAMESPACE
BoxPlotChartItem::BoxPlotChartItem(QBoxPlotSeries *series, QGraphicsItem *item) :
ChartItem(series->d_func(), item),
m_series(series),
m_animation(0)
{
setAcceptedMouseButtons({});
connect(series, SIGNAL(boxsetsRemoved(QList<QBoxSet*>)),
this, SLOT(handleBoxsetRemove(QList<QBoxSet*>)));
connect(series, SIGNAL(visibleChanged()), this, SLOT(handleSeriesVisibleChanged()));
connect(series, SIGNAL(opacityChanged()), this, SLOT(handleOpacityChanged()));
connect(series->d_func(), SIGNAL(restructuredBoxes()), this, SLOT(handleDataStructureChanged()));
connect(series->d_func(), SIGNAL(updatedLayout()), this, SLOT(handleLayoutChanged()));
connect(series->d_func(), SIGNAL(updatedBoxes()), this, SLOT(handleUpdatedBars()));
connect(series->d_func(), SIGNAL(updated()), this, SLOT(handleUpdatedBars()));
// QBoxPlotSeriesPrivate calls handleDataStructureChanged(), don't do it here
setZValue(ChartPresenter::BoxPlotSeriesZValue);
}
BoxPlotChartItem::~BoxPlotChartItem()
{
}
void BoxPlotChartItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(painter);
Q_UNUSED(option);
Q_UNUSED(widget);
}
void BoxPlotChartItem::setAnimation(BoxPlotAnimation *animation)
{
m_animation = animation;
if (m_animation) {
for (auto item : std::as_const(m_boxTable))
m_animation->addBox(item);
handleDomainUpdated();
}
}
void BoxPlotChartItem::handleSeriesVisibleChanged()
{
setVisible(m_series->isVisible());
}
void BoxPlotChartItem::handleOpacityChanged()
{
setOpacity(m_series->opacity());
}
void BoxPlotChartItem::handleDataStructureChanged()
{
int setCount = m_series->count();
for (int s = 0; s < setCount; s++) {
QBoxSet *set = m_series->d_func()->boxSetAt(s);
BoxWhiskers *box = m_boxTable.value(set);
if (!box) {
// Item is not yet created, make a box and add it to hash table
box = new BoxWhiskers(set, domain(), this);
m_boxTable.insert(set, box);
connect(box, SIGNAL(clicked(QBoxSet*)), m_series, SIGNAL(clicked(QBoxSet*)));
connect(box, SIGNAL(hovered(bool,QBoxSet*)),
m_series, SIGNAL(hovered(bool,QBoxSet*)));
connect(box, SIGNAL(pressed(QBoxSet*)), m_series, SIGNAL(pressed(QBoxSet*)));
connect(box, SIGNAL(released(QBoxSet*)), m_series, SIGNAL(released(QBoxSet*)));
connect(box, SIGNAL(doubleClicked(QBoxSet*)),
m_series, SIGNAL(doubleClicked(QBoxSet*)));
connect(box, SIGNAL(clicked(QBoxSet*)), set, SIGNAL(clicked()));
connect(box, SIGNAL(hovered(bool,QBoxSet*)), set, SIGNAL(hovered(bool)));
connect(box, SIGNAL(pressed(QBoxSet*)), set, SIGNAL(pressed()));
connect(box, SIGNAL(released(QBoxSet*)), set, SIGNAL(released()));
connect(box, SIGNAL(doubleClicked(QBoxSet*)), set, SIGNAL(doubleClicked()));
// Set the decorative issues for the newly created box
// so that the brush and pen already defined for the set are kept.
if (set->brush() == Qt::NoBrush)
box->setBrush(m_series->brush());
else
box->setBrush(set->brush());
if (set->pen() == Qt::NoPen)
box->setPen(m_series->pen());
else
box->setPen(set->pen());
box->setBoxOutlined(m_series->boxOutlineVisible());
box->setBoxWidth(m_series->boxWidth());
}
updateBoxGeometry(box, s);
box->updateGeometry(domain());
if (m_animation)
m_animation->addBox(box);
}
handleDomainUpdated();
}
void BoxPlotChartItem::handleUpdatedBars()
{
for (auto item : std::as_const(m_boxTable)) {
item->setBrush(m_series->brush());
item->setPen(m_series->pen());
item->setBoxOutlined(m_series->boxOutlineVisible());
item->setBoxWidth(m_series->boxWidth());
}
// Override with QBoxSet specific settings
for (const auto &[set, item] : std::as_const(m_boxTable).asKeyValueRange()) {
if (set->brush().style() != Qt::NoBrush)
item->setBrush(set->brush());
if (set->pen().style() != Qt::NoPen)
item->setPen(set->pen());
}
}
void BoxPlotChartItem::handleBoxsetRemove(const QList<QBoxSet *> &barSets)
{
for (auto *set : barSets) {
BoxWhiskers *boxItem = m_boxTable.value(set);
m_boxTable.remove(set);
delete boxItem;
}
}
void BoxPlotChartItem::handleDomainUpdated()
{
if ((domain()->size().width() <= 0) || (domain()->size().height() <= 0))
return;
// Set my bounding rect to same as domain size. Add one pixel at the top (-1.0) and the bottom as 0.0 would
// snip a bit off from the whisker at the grid line
m_boundingRect.setRect(0.0, -1.0, domain()->size().width(), domain()->size().height() + 1.0);
for (auto item : std::as_const(m_boxTable)) {
item->updateGeometry(domain());
// If the animation is set, start the animation for each BoxWhisker item
if (m_animation)
presenter()->startAnimation(m_animation->boxAnimation(item));
}
}
void BoxPlotChartItem::handleLayoutChanged()
{
for (auto item : std::as_const(m_boxTable)) {
if (m_animation)
m_animation->setAnimationStart(item);
item->setBoxWidth(m_series->boxWidth());
bool dirty = updateBoxGeometry(item, item->m_data.m_index);
if (dirty && m_animation)
presenter()->startAnimation(m_animation->boxChangeAnimation(item));
else
item->updateGeometry(domain());
}
}
QRectF BoxPlotChartItem::boundingRect() const
{
return m_boundingRect;
}
void BoxPlotChartItem::initializeLayout()
{
}
QList<QRectF> BoxPlotChartItem::calculateLayout()
{
return QList<QRectF>();
}
bool BoxPlotChartItem::updateBoxGeometry(BoxWhiskers *box, int index)
{
bool changed = false;
QBoxSet *set = m_series->d_func()->boxSetAt(index);
BoxWhiskersData &data = box->m_data;
if ((data.m_lowerExtreme != set->at(0)) || (data.m_lowerQuartile != set->at(1)) ||
(data.m_median != set->at(2)) || (data.m_upperQuartile != set->at(3)) || (data.m_upperExtreme != set->at(4))) {
changed = true;
}
data.m_lowerExtreme = set->at(0);
data.m_lowerQuartile = set->at(1);
data.m_median = set->at(2);
data.m_upperQuartile = set->at(3);
data.m_upperExtreme = set->at(4);
data.m_index = index;
data.m_boxItems = m_series->count();
data.m_maxX = domain()->maxX();
data.m_minX = domain()->minX();
data.m_maxY = domain()->maxY();
data.m_minY = domain()->minY();
data.m_seriesIndex = m_seriesIndex;
data.m_seriesCount = m_seriesCount;
return changed;
}
QT_END_NAMESPACE
#include "moc_boxplotchartitem_p.cpp"