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-/****************************************************************************
-**
-** Copyright (C) 2014 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 "qpieseries.h"
-#include "qpieseries_p.h"
-#include "qpieslice.h"
-#include "qpieslice_p.h"
-#include "pieslicedata_p.h"
-#include "chartdataset_p.h"
-#include "charttheme_p.h"
-#include "qabstractaxis.h"
-#include "pieanimation_p.h"
-#include "charthelpers_p.h"
-
-#include "qpielegendmarker.h"
-
-QTCOMMERCIALCHART_BEGIN_NAMESPACE
-
-/*!
- \class QPieSeries
- \inmodule Qt Charts
- \brief Pie series API for Qt Charts.
-
- The pie series defines a pie chart which consists of pie slices which are defined as QPieSlice objects.
- The slices can have any values as the QPieSeries will calculate its relative value to the sum of all slices.
- The actual slice size is determined by that relative value.
-
- Pie size and position on the chart is controlled by using relative values which range from 0.0 to 1.0.
- These relate to the actual chart rectangle.
-
- By default the pie is defined as a full pie but it can also be a partial pie.
- This can be done by setting a starting angle and angle span to the series.
- Full pie is 360 degrees where 0 is at 12 a'clock.
-
- See the \l {PieChart Example} {pie chart example} or \l {DonutChart Example} {donut chart example} to learn how to use QPieSeries.
- \table 100%
- \row
- \li \image examples_piechart.png
- \li \image examples_donutchart.png
- \endtable
-*/
-#ifdef QDOC_QT5
-/*!
- \qmltype PieSeries
- \instantiates QPieSeries
- \inqmlmodule QtCommercial.Chart
-
- \include doc/src/pieseries.qdocinc
-*/
-#else
-/*!
- \qmlclass PieSeries QPieSeries
-
- \include ../doc/src/pieseries.qdocinc
-*/
-#endif
-
-/*!
- \property QPieSeries::horizontalPosition
- \brief Defines the horizontal position of the pie.
-
- The value is a relative value to the chart rectangle where:
-
- \list
- \li 0.0 is the absolute left.
- \li 1.0 is the absolute right.
- \endlist
- Default value is 0.5 (center).
- \sa verticalPosition
-*/
-
-/*!
- \qmlproperty real PieSeries::horizontalPosition
-
- Defines the horizontal position of the pie.
-
- The value is a relative value to the chart rectangle where:
-
- \list
- \li 0.0 is the absolute left.
- \li 1.0 is the absolute right.
- \endlist
- Default value is 0.5 (center).
- \sa verticalPosition
-*/
-
-/*!
- \property QPieSeries::verticalPosition
- \brief Defines the vertical position of the pie.
-
- The value is a relative value to the chart rectangle where:
-
- \list
- \li 0.0 is the absolute top.
- \li 1.0 is the absolute bottom.
- \endlist
- Default value is 0.5 (center).
- \sa horizontalPosition
-*/
-
-/*!
- \qmlproperty real PieSeries::verticalPosition
-
- Defines the vertical position of the pie.
-
- The value is a relative value to the chart rectangle where:
-
- \list
- \li 0.0 is the absolute top.
- \li 1.0 is the absolute bottom.
- \endlist
- Default value is 0.5 (center).
- \sa horizontalPosition
-*/
-
-/*!
- \property QPieSeries::size
- \brief Defines the pie size.
-
- The value is a relative value to the chart rectangle where:
-
- \list
- \li 0.0 is the minimum size (pie not drawn).
- \li 1.0 is the maximum size that can fit the chart.
- \endlist
-
- When setting this property the holeSize property is adjusted if necessary, to ensure that the hole size is not greater than the outer size.
-
- Default value is 0.7.
-*/
-
-/*!
- \qmlproperty real PieSeries::size
-
- Defines the pie size.
-
- The value is a relative value to the chart rectangle where:
-
- \list
- \li 0.0 is the minimum size (pie not drawn).
- \li 1.0 is the maximum size that can fit the chart.
- \endlist
-
- Default value is 0.7.
-*/
-
-/*!
- \property QPieSeries::holeSize
- \brief Defines the donut hole size.
-
- The value is a relative value to the chart rectangle where:
-
- \list
- \li 0.0 is the minimum size (full pie drawn, without any hole inside).
- \li 1.0 is the maximum size that can fit the chart. (donut has no width)
- \endlist
-
- The value is never greater then size property.
- Default value is 0.0.
-*/
-
-/*!
- \qmlproperty real PieSeries::holeSize
-
- Defines the donut hole size.
-
- The value is a relative value to the chart rectangle where:
-
- \list
- \li 0.0 is the minimum size (full pie drawn, without any hole inside).
- \li 1.0 is the maximum size that can fit the chart. (donut has no width)
- \endlist
-
- When setting this property the size property is adjusted if necessary, to ensure that the inner size is not greater than the outer size.
-
- Default value is 0.0.
-*/
-
-/*!
- \property QPieSeries::startAngle
- \brief Defines the starting angle of the pie.
-
- Full pie is 360 degrees where 0 degrees is at 12 a'clock.
-
- Default is value is 0.
-*/
-
-/*!
- \qmlproperty real PieSeries::startAngle
-
- Defines the starting angle of the pie.
-
- Full pie is 360 degrees where 0 degrees is at 12 a'clock.
-
- Default is value is 0.
-*/
-
-/*!
- \property QPieSeries::endAngle
- \brief Defines the ending angle of the pie.
-
- Full pie is 360 degrees where 0 degrees is at 12 a'clock.
-
- Default is value is 360.
-*/
-
-/*!
- \qmlproperty real PieSeries::endAngle
-
- Defines the ending angle of the pie.
-
- Full pie is 360 degrees where 0 degrees is at 12 a'clock.
-
- Default is value is 360.
-*/
-
-/*!
- \property QPieSeries::count
-
- Number of slices in the series.
-*/
-
-/*!
- \qmlproperty int PieSeries::count
-
- Number of slices in the series.
-*/
-
-/*!
- \fn void QPieSeries::countChanged()
- Emitted when the slice count has changed.
- \sa count
-*/
-/*!
- \qmlsignal PieSeries::onCountChanged()
- Emitted when the slice count has changed.
-*/
-
-/*!
- \property QPieSeries::sum
-
- Sum of all slices.
-
- The series keeps track of the sum of all slices it holds.
-*/
-
-/*!
- \qmlproperty real PieSeries::sum
-
- Sum of all slices.
-
- The series keeps track of the sum of all slices it holds.
-*/
-
-/*!
- \fn void QPieSeries::sumChanged()
- Emitted when the sum of all slices has changed.
- \sa sum
-*/
-/*!
- \qmlsignal PieSeries::onSumChanged()
- Emitted when the sum of all slices has changed. This may happen for example if you add or remove slices, or if you
- change value of a slice.
-*/
-
-/*!
- \fn void QPieSeries::added(QList<QPieSlice*> slices)
-
- This signal is emitted when \a slices have been added to the series.
-
- \sa append(), insert()
-*/
-/*!
- \qmlsignal PieSeries::onAdded(PieSlice slice)
- Emitted when \a slice has been added to the series.
-*/
-
-/*!
- \fn void QPieSeries::removed(QList<QPieSlice*> slices)
- This signal is emitted when \a slices have been removed from the series.
- \sa remove()
-*/
-/*!
- \qmlsignal PieSeries::onRemoved(PieSlice slice)
- Emitted when \a slice has been removed from the series.
-*/
-
-/*!
- \fn void QPieSeries::clicked(QPieSlice* slice)
- This signal is emitted when a \a slice has been clicked.
- \sa QPieSlice::clicked()
-*/
-/*!
- \qmlsignal PieSeries::onClicked(PieSlice slice)
- This signal is emitted when a \a slice has been clicked.
-*/
-
-/*!
- \fn void QPieSeries::hovered(QPieSlice* slice, bool state)
- This signal is emitted when user has hovered over or away from the \a slice.
- \a state is true when user has hovered over the slice and false when hover has moved away from the slice.
- \sa QPieSlice::hovered()
-*/
-/*!
- \qmlsignal PieSeries::onHovered(PieSlice slice, bool state)
- This signal is emitted when user has hovered over or away from the \a slice. \a state is true when user has hovered
- over the slice and false when hover has moved away from the slice.
-*/
-
-/*!
- \qmlmethod PieSlice PieSeries::at(int index)
- Returns slice at \a index. Returns null if the index is not valid.
-*/
-
-/*!
- \qmlmethod PieSlice PieSeries::find(string label)
- Returns the first slice with \a label. Returns null if the index is not valid.
-*/
-
-/*!
- \qmlmethod PieSlice PieSeries::append(string label, real value)
- Adds a new slice with \a label and \a value to the pie.
-*/
-
-/*!
- \qmlmethod bool PieSeries::remove(PieSlice slice)
- Removes the \a slice from the pie. Returns true if the removal was successful, false otherwise.
-*/
-
-/*!
- \qmlmethod PieSeries::clear()
- Removes all slices from the pie.
-*/
-
-/*!
- Constructs a series object which is a child of \a parent.
-*/
-QPieSeries::QPieSeries(QObject *parent)
- : QAbstractSeries(*new QPieSeriesPrivate(this), parent)
-{
- Q_D(QPieSeries);
- QObject::connect(this, SIGNAL(countChanged()), d, SIGNAL(countChanged()));
-}
-
-/*!
- Destroys the series and its slices.
-*/
-QPieSeries::~QPieSeries()
-{
- // NOTE: d_prt destroyed by QObject
- clear();
-}
-
-/*!
- Returns QAbstractSeries::SeriesTypePie.
-*/
-QAbstractSeries::SeriesType QPieSeries::type() const
-{
- return QAbstractSeries::SeriesTypePie;
-}
-
-/*!
- Appends a single \a slice to the series.
- Slice ownership is passed to the series.
-
- Returns true if append was succesfull.
-*/
-bool QPieSeries::append(QPieSlice *slice)
-{
- return append(QList<QPieSlice *>() << slice);
-}
-
-/*!
- Appends an array of \a slices to the series.
- Slice ownership is passed to the series.
-
- Returns true if append was successful.
-*/
-bool QPieSeries::append(QList<QPieSlice *> slices)
-{
- Q_D(QPieSeries);
-
- if (slices.count() == 0)
- return false;
-
- foreach (QPieSlice *s, slices) {
- if (!s || d->m_slices.contains(s))
- return false;
- if (s->series()) // already added to some series
- return false;
- if (!isValidValue(s->value()))
- return false;
- }
-
- foreach (QPieSlice *s, slices) {
- s->setParent(this);
- QPieSlicePrivate::fromSlice(s)->m_series = this;
- d->m_slices << s;
- }
-
- d->updateDerivativeData();
-
- foreach(QPieSlice * s, slices) {
- connect(s, SIGNAL(valueChanged()), d, SLOT(sliceValueChanged()));
- connect(s, SIGNAL(clicked()), d, SLOT(sliceClicked()));
- connect(s, SIGNAL(hovered(bool)), d, SLOT(sliceHovered(bool)));
- }
-
- emit added(slices);
- emit countChanged();
-
- return true;
-}
-
-/*!
- Appends a single \a slice to the series and returns a reference to the series.
- Slice ownership is passed to the series.
-*/
-QPieSeries &QPieSeries::operator << (QPieSlice *slice)
-{
- append(slice);
- return *this;
-}
-
-
-/*!
- Appends a single slice to the series with give \a value and \a label.
- Slice ownership is passed to the series.
- Returns NULL if value is NaN, Inf or -Inf and no slice is added to the series.
-*/
-QPieSlice *QPieSeries::append(QString label, qreal value)
-{
- if (isValidValue(value)) {
- QPieSlice *slice = new QPieSlice(label, value);
- append(slice);
- return slice;
- } else {
- return 0;
- }
-}
-
-/*!
- Inserts a single \a slice to the series before the slice at \a index position.
- Slice ownership is passed to the series.
-
- Returns true if insert was successful.
-*/
-bool QPieSeries::insert(int index, QPieSlice *slice)
-{
- Q_D(QPieSeries);
-
- if (index < 0 || index > d->m_slices.count())
- return false;
-
- if (!slice || d->m_slices.contains(slice))
- return false;
-
- if (slice->series()) // already added to some series
- return false;
-
- if (!isValidValue(slice->value()))
- return false;
-
- slice->setParent(this);
- QPieSlicePrivate::fromSlice(slice)->m_series = this;
- d->m_slices.insert(index, slice);
-
- d->updateDerivativeData();
-
- connect(slice, SIGNAL(valueChanged()), d, SLOT(sliceValueChanged()));
- connect(slice, SIGNAL(clicked()), d, SLOT(sliceClicked()));
- connect(slice, SIGNAL(hovered(bool)), d, SLOT(sliceHovered(bool)));
-
- emit added(QList<QPieSlice *>() << slice);
- emit countChanged();
-
- return true;
-}
-
-/*!
- Removes a single \a slice from the series and deletes the slice.
-
- Do not reference the pointer after this call.
-
- Returns true if remove was successful.
-*/
-bool QPieSeries::remove(QPieSlice *slice)
-{
- Q_D(QPieSeries);
-
- if (!d->m_slices.removeOne(slice))
- return false;
-
- d->updateDerivativeData();
-
- emit removed(QList<QPieSlice *>() << slice);
- emit countChanged();
-
- delete slice;
- slice = 0;
-
- return true;
-}
-
-/*!
- Takes a single \a slice from the series. Does not destroy the slice object.
-
- \note The series remains as the slice's parent object. You must set the
- parent object to take full ownership.
-
- Returns true if take was successful.
-*/
-bool QPieSeries::take(QPieSlice *slice)
-{
- Q_D(QPieSeries);
-
- if (!d->m_slices.removeOne(slice))
- return false;
-
- QPieSlicePrivate::fromSlice(slice)->m_series = 0;
- slice->disconnect(d);
-
- d->updateDerivativeData();
-
- emit removed(QList<QPieSlice *>() << slice);
- emit countChanged();
-
- return true;
-}
-
-/*!
- Clears all slices from the series.
-*/
-void QPieSeries::clear()
-{
- Q_D(QPieSeries);
- if (d->m_slices.count() == 0)
- return;
-
- QList<QPieSlice *> slices = d->m_slices;
- foreach (QPieSlice *s, d->m_slices)
- d->m_slices.removeOne(s);
-
- d->updateDerivativeData();
-
- emit removed(slices);
- emit countChanged();
-
- foreach (QPieSlice *s, slices)
- delete s;
-}
-
-/*!
- Returns a list of slices that belong to this series.
-*/
-QList<QPieSlice *> QPieSeries::slices() const
-{
- Q_D(const QPieSeries);
- return d->m_slices;
-}
-
-/*!
- returns the number of the slices in this series.
-*/
-int QPieSeries::count() const
-{
- Q_D(const QPieSeries);
- return d->m_slices.count();
-}
-
-/*!
- Returns true is the series is empty.
-*/
-bool QPieSeries::isEmpty() const
-{
- Q_D(const QPieSeries);
- return d->m_slices.isEmpty();
-}
-
-/*!
- Returns the sum of all slice values in this series.
-
- \sa QPieSlice::value(), QPieSlice::setValue(), QPieSlice::percentage()
-*/
-qreal QPieSeries::sum() const
-{
- Q_D(const QPieSeries);
- return d->m_sum;
-}
-
-void QPieSeries::setHoleSize(qreal holeSize)
-{
- Q_D(QPieSeries);
- holeSize = qBound((qreal)0.0, holeSize, (qreal)1.0);
- d->setSizes(holeSize, qMax(d->m_pieRelativeSize, holeSize));
-}
-
-qreal QPieSeries::holeSize() const
-{
- Q_D(const QPieSeries);
- return d->m_holeRelativeSize;
-}
-
-void QPieSeries::setHorizontalPosition(qreal relativePosition)
-{
- Q_D(QPieSeries);
-
- if (relativePosition < 0.0)
- relativePosition = 0.0;
- if (relativePosition > 1.0)
- relativePosition = 1.0;
-
- if (!qFuzzyCompare(d->m_pieRelativeHorPos, relativePosition)) {
- d->m_pieRelativeHorPos = relativePosition;
- emit d->horizontalPositionChanged();
- }
-}
-
-qreal QPieSeries::horizontalPosition() const
-{
- Q_D(const QPieSeries);
- return d->m_pieRelativeHorPos;
-}
-
-void QPieSeries::setVerticalPosition(qreal relativePosition)
-{
- Q_D(QPieSeries);
-
- if (relativePosition < 0.0)
- relativePosition = 0.0;
- if (relativePosition > 1.0)
- relativePosition = 1.0;
-
- if (!qFuzzyCompare(d->m_pieRelativeVerPos, relativePosition)) {
- d->m_pieRelativeVerPos = relativePosition;
- emit d->verticalPositionChanged();
- }
-}
-
-qreal QPieSeries::verticalPosition() const
-{
- Q_D(const QPieSeries);
- return d->m_pieRelativeVerPos;
-}
-
-void QPieSeries::setPieSize(qreal relativeSize)
-{
- Q_D(QPieSeries);
- relativeSize = qBound((qreal)0.0, relativeSize, (qreal)1.0);
- d->setSizes(qMin(d->m_holeRelativeSize, relativeSize), relativeSize);
-
-}
-
-qreal QPieSeries::pieSize() const
-{
- Q_D(const QPieSeries);
- return d->m_pieRelativeSize;
-}
-
-
-void QPieSeries::setPieStartAngle(qreal angle)
-{
- Q_D(QPieSeries);
- if (qFuzzyCompare(d->m_pieStartAngle, angle))
- return;
- d->m_pieStartAngle = angle;
- d->updateDerivativeData();
- emit d->pieStartAngleChanged();
-}
-
-qreal QPieSeries::pieStartAngle() const
-{
- Q_D(const QPieSeries);
- return d->m_pieStartAngle;
-}
-
-/*!
- Sets the end angle of the pie.
-
- Full pie is 360 degrees where 0 degrees is at 12 a'clock.
-
- \a angle must be greater than start angle.
-
- \sa pieEndAngle(), pieStartAngle(), setPieStartAngle()
-*/
-void QPieSeries::setPieEndAngle(qreal angle)
-{
- Q_D(QPieSeries);
- if (qFuzzyCompare(d->m_pieEndAngle, angle))
- return;
- d->m_pieEndAngle = angle;
- d->updateDerivativeData();
- emit d->pieEndAngleChanged();
-}
-
-/*!
- Returns the end angle of the pie.
-
- Full pie is 360 degrees where 0 degrees is at 12 a'clock.
-
- \sa setPieEndAngle(), pieStartAngle(), setPieStartAngle()
-*/
-qreal QPieSeries::pieEndAngle() const
-{
- Q_D(const QPieSeries);
- return d->m_pieEndAngle;
-}
-
-/*!
- Sets the all the slice labels \a visible or invisible.
-
- Note that this affects only the current slices in the series.
- If user adds a new slice the default label visibility is false.
-
- \sa QPieSlice::isLabelVisible(), QPieSlice::setLabelVisible()
-*/
-void QPieSeries::setLabelsVisible(bool visible)
-{
- Q_D(QPieSeries);
- foreach (QPieSlice *s, d->m_slices)
- s->setLabelVisible(visible);
-}
-
-/*!
- Sets the all the slice labels \a position
-
- Note that this affects only the current slices in the series.
- If user adds a new slice the default label position is LabelOutside
-
- \sa QPieSlice::labelPosition(), QPieSlice::setLabelPosition()
-*/
-void QPieSeries::setLabelsPosition(QPieSlice::LabelPosition position)
-{
- Q_D(QPieSeries);
- foreach (QPieSlice *s, d->m_slices)
- s->setLabelPosition(position);
-}
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-
-
-QPieSeriesPrivate::QPieSeriesPrivate(QPieSeries *parent) :
- QAbstractSeriesPrivate(parent),
- m_pieRelativeHorPos(0.5),
- m_pieRelativeVerPos(0.5),
- m_pieRelativeSize(0.7),
- m_pieStartAngle(0),
- m_pieEndAngle(360),
- m_sum(0),
- m_holeRelativeSize(0.0)
-{
-}
-
-QPieSeriesPrivate::~QPieSeriesPrivate()
-{
-}
-
-void QPieSeriesPrivate::updateDerivativeData()
-{
- // calculate sum of all slices
- qreal sum = 0;
- foreach (QPieSlice *s, m_slices)
- sum += s->value();
-
- if (!qFuzzyCompare(m_sum, sum)) {
- m_sum = sum;
- emit q_func()->sumChanged();
- }
-
- // nothing to show..
- if (qFuzzyCompare(m_sum, 0))
- return;
-
- // update slice attributes
- qreal sliceAngle = m_pieStartAngle;
- qreal pieSpan = m_pieEndAngle - m_pieStartAngle;
- QVector<QPieSlice *> changed;
- foreach (QPieSlice *s, m_slices) {
- QPieSlicePrivate *d = QPieSlicePrivate::fromSlice(s);
- d->setPercentage(s->value() / m_sum);
- d->setStartAngle(sliceAngle);
- d->setAngleSpan(pieSpan * s->percentage());
- sliceAngle += s->angleSpan();
- }
-
-
- emit calculatedDataChanged();
-}
-
-void QPieSeriesPrivate::setSizes(qreal innerSize, qreal outerSize)
-{
- bool changed = false;
-
- if (!qFuzzyCompare(m_holeRelativeSize, innerSize)) {
- m_holeRelativeSize = innerSize;
- changed = true;
- }
-
- if (!qFuzzyCompare(m_pieRelativeSize, outerSize)) {
- m_pieRelativeSize = outerSize;
- changed = true;
- }
-
- if (changed)
- emit pieSizeChanged();
-}
-
-QPieSeriesPrivate *QPieSeriesPrivate::fromSeries(QPieSeries *series)
-{
- return series->d_func();
-}
-
-void QPieSeriesPrivate::sliceValueChanged()
-{
- Q_ASSERT(m_slices.contains(qobject_cast<QPieSlice *>(sender())));
- updateDerivativeData();
-}
-
-void QPieSeriesPrivate::sliceClicked()
-{
- QPieSlice *slice = qobject_cast<QPieSlice *>(sender());
- Q_ASSERT(m_slices.contains(slice));
- Q_Q(QPieSeries);
- emit q->clicked(slice);
-}
-
-void QPieSeriesPrivate::sliceHovered(bool state)
-{
- QPieSlice *slice = qobject_cast<QPieSlice *>(sender());
- if (!m_slices.isEmpty()) {
- Q_ASSERT(m_slices.contains(slice));
- Q_Q(QPieSeries);
- emit q->hovered(slice, state);
- }
-}
-
-void QPieSeriesPrivate::initializeDomain()
-{
- // does not apply to pie
-}
-
-void QPieSeriesPrivate::initializeGraphics(QGraphicsItem* parent)
-{
- Q_Q(QPieSeries);
- PieChartItem *pie = new PieChartItem(q,parent);
- m_item.reset(pie);
- QAbstractSeriesPrivate::initializeGraphics(parent);
-}
-
-void QPieSeriesPrivate::initializeAnimations(QtCommercialChart::QChart::AnimationOptions options)
-{
- PieChartItem *item = static_cast<PieChartItem *>(m_item.data());
- Q_ASSERT(item);
- if (item->animation())
- item->animation()->stopAndDestroyLater();
-
- if (options.testFlag(QChart::SeriesAnimations))
- item->setAnimation(new PieAnimation(item));
- else
- item->setAnimation(0);
- QAbstractSeriesPrivate::initializeAnimations(options);
-}
-
-QList<QLegendMarker*> QPieSeriesPrivate::createLegendMarkers(QLegend* legend)
-{
- Q_Q(QPieSeries);
- QList<QLegendMarker*> markers;
- foreach(QPieSlice* slice, q->slices()) {
- QPieLegendMarker* marker = new QPieLegendMarker(q,slice,legend);
- markers << marker;
- }
- return markers;
-}
-
-void QPieSeriesPrivate::initializeAxes()
-{
-
-}
-
-QAbstractAxis::AxisType QPieSeriesPrivate::defaultAxisType(Qt::Orientation orientation) const
-{
- Q_UNUSED(orientation);
- return QAbstractAxis::AxisTypeNoAxis;
-}
-
-QAbstractAxis* QPieSeriesPrivate::createDefaultAxis(Qt::Orientation orientation) const
-{
- Q_UNUSED(orientation);
- return 0;
-}
-
-void QPieSeriesPrivate::initializeTheme(int index, ChartTheme* theme, bool forced)
-{
- //Q_Q(QPieSeries);
- //const QList<QColor>& colors = theme->seriesColors();
- const QList<QGradient>& gradients = theme->seriesGradients();
-
- for (int i(0); i < m_slices.count(); i++) {
-
- QColor penColor = ChartThemeManager::colorAt(gradients.at(index % gradients.size()), 0.0);
-
- // Get color for a slice from a gradient linearly, beginning from the start of the gradient
- qreal pos = (qreal)(i + 1) / (qreal) m_slices.count();
- QColor brushColor = ChartThemeManager::colorAt(gradients.at(index % gradients.size()), pos);
-
- QPieSlice *s = m_slices.at(i);
- QPieSlicePrivate *d = QPieSlicePrivate::fromSlice(s);
-
- if (forced || d->m_data.m_slicePen.isThemed())
- d->setPen(penColor, true);
-
- if (forced || d->m_data.m_sliceBrush.isThemed())
- d->setBrush(brushColor, true);
-
- if (forced || d->m_data.m_labelBrush.isThemed())
- d->setLabelBrush(theme->labelBrush().color(), true);
-
- if (forced || d->m_data.m_labelFont.isThemed())
- d->setLabelFont(theme->labelFont(), true);
- }
-}
-
-
-#include "moc_qpieseries.cpp"
-#include "moc_qpieseries_p.cpp"
-
-QTCOMMERCIALCHART_END_NAMESPACE