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Add the new Qt template to demos and tests...
Add the new Qt template to demos and tests The new Qt template is added to demos and test applications that provide the selection for theme. Task-number: QTRD-1924 Change-Id: I847621c98c657e89678bc759ab9e8f6c290debd7 Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>

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boxplotchartitem.cpp
208 lines | 6.6 KiB | text/x-c | CppLexer
/****************************************************************************
**
** Copyright (C) 2013 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the Qt Enterprise Charts Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Enterprise licenses may use this file in
** accordance with the Qt Enterprise License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
** $QT_END_LICENSE$
**
****************************************************************************/
#include "boxplotchartitem_p.h"
#include "qboxplotseries_p.h"
#include "bar_p.h"
#include "qboxset_p.h"
#include "qabstractbarseries_p.h"
#include "qboxset.h"
#include "boxwhiskers_p.h"
#include <QPainter>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
BoxPlotChartItem::BoxPlotChartItem(QBoxPlotSeries *series, QGraphicsItem *item) :
ChartItem(series->d_func(), item),
m_series(series),
m_animation(0)
{
connect(series, SIGNAL(boxsetsRemoved(QList<QBoxSet *>)), this, SLOT(handleBoxsetRemove(QList<QBoxSet *>)));
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) {
foreach (BoxWhiskers *item, m_boxTable.values())
m_animation->addBox(item);
handleDomainUpdated();
}
}
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(clicked(QBoxSet *)), set, SIGNAL(clicked()));
connect(box, SIGNAL(hovered(bool, QBoxSet *)), set, SIGNAL(hovered(bool)));
// Set the decorative issues for the newly created box
box->setBrush(m_series->brush());
box->setPen(m_series->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()
{
foreach (BoxWhiskers *item, m_boxTable.values()) {
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
foreach (QBoxSet *set, m_boxTable.keys()) {
if (set->brush().style() != Qt::NoBrush)
m_boxTable.value(set)->setBrush(set->brush());
if (set->pen().style() != Qt::NoPen)
m_boxTable.value(set)->setPen(set->pen());
}
}
void BoxPlotChartItem::handleBoxsetRemove(QList<QBoxSet*> barSets)
{
foreach (QBoxSet *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);
foreach (BoxWhiskers *item, m_boxTable.values()) {
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()
{
foreach (BoxWhiskers *item, m_boxTable.values()) {
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()
{
}
QVector<QRectF> BoxPlotChartItem::calculateLayout()
{
return QVector<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;
}
#include "moc_boxplotchartitem_p.cpp"
QTCOMMERCIALCHART_END_NAMESPACE