qboxplotseries.cpp
685 lines
| 19.9 KiB
| text/x-c
|
CppLexer
Mika Salmela
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r2461 | /**************************************************************************** | ||
** | ||||
** Copyright (C) 2012 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 Commercial Charts Add-on. | ||||
** | ||||
** $QT_BEGIN_LICENSE$ | ||||
** Licensees holding valid Qt Commercial licenses may use this file in | ||||
** accordance with the Qt Commercial 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 "qboxplotseries.h" | ||||
#include "qboxplotseries_p.h" | ||||
#include "qboxplotlegendmarker.h" | ||||
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r2486 | #include "qbarcategoryaxis.h" | ||
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r2461 | #include "boxplotchartitem_p.h" | ||
#include "chartdataset_p.h" | ||||
#include "charttheme_p.h" | ||||
#include "qvalueaxis.h" | ||||
#include "charttheme_p.h" | ||||
#include "boxplotanimation_p.h" | ||||
#include "qchart_p.h" | ||||
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r2486 | #include "qboxset.h" | ||
#include "qboxset_p.h" | ||||
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r2461 | |||
#include <QDebug> | ||||
QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
/*! | ||||
\class QBoxPlotSeries | ||||
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r2517 | \brief Series for creating box-and-whiskers chart | ||
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r2461 | \mainclass | ||
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r2517 | QBoxPlotSeries represents a series of data shown as box-and-whisker bars. The purpose of this class is to act as | ||
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r2531 | a container for single box-and-whisker items. Each item is drawn to own slot. If chart includes multiple instances of | ||
QBoxPlotSeries then box-and-whiskers items with the same index are drawn to same slot. | ||||
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r2461 | |||
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r2517 | See the \l {Box and Whiskers Example} {box-and-whiskers chart example} to learn how to create a box-and-whiskers chart. | ||
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r2461 | \image examples_boxplotchart.png | ||
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r2517 | \sa QBoxSet | ||
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r2461 | */ | ||
/*! | ||||
\qmlclass BoxPlotSeries QBoxPlotSeries | ||||
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r2531 | \inherits QAbstractSeries | ||
BoxPlotSeries represents a series of data shown as box-and-whisker bars. The purpose of this class is to act as | ||||
a container for single box-and-whisker items. Each item is drawn to own slot. If chart includes multiple instances of | ||||
BoxPlotSeries then box-and-whiskers items with the same index are drawn to same slot. | ||||
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r2461 | |||
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r2517 | The following QML shows how to create a simple box-and-whiskers chart: | ||
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r2532 | \code | ||
import QtQuick 1.0 | ||||
import QtCommercial.Chart 1.1 | ||||
ChartView { | ||||
title: "Box Plot series" | ||||
width: 400 | ||||
height: 300 | ||||
theme: ChartView.ChartThemeBrownSand | ||||
legend.alignment: Qt.AlignBottom | ||||
BoxPlotSeries { | ||||
id: plotSeries | ||||
name: "Income" | ||||
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r2536 | BoxSet { label: "Jan"; values: [3, 4, 5.1, 6.2, 8.5] } | ||
BoxSet { label: "Feb"; values: [5, 6, 7.5, 8.6, 11.8] } | ||||
BoxSet { label: "Mar"; values: [3.2, 5, 5.7, 8, 9.2] } | ||||
BoxSet { label: "Apr"; values: [3.8, 5, 6.4, 7, 8] } | ||||
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r2532 | BoxSet { label: "May"; values: [4, 5, 5.2, 6, 7] } | ||
} | ||||
} | ||||
\endcode | ||||
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r2461 | \beginfloatleft | ||
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r2536 | \image examples_qmlboxplot.png | ||
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r2461 | \endfloat | ||
\clearfloat | ||||
*/ | ||||
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r2517 | /*! | ||
\fn QBoxPlotSeries::boxsetsAdded(QList<QBoxSet *> sets) | ||||
\brief Signal is emitted when a new \a sets of box-and-whiskers data is added to the series. | ||||
*/ | ||||
/*! | ||||
\fn QBoxPlotSeries::boxsetsRemoved(QList<QBoxSet *> sets) | ||||
\brief Signal is emitted when \a sets of box-and-whiskers data is removed from the series. | ||||
*/ | ||||
/*! | ||||
\fn QBoxPlotSeries::clicked(QBoxSet *boxset) | ||||
\brief Signal is emitted when the user clicks the \a boxset on the chart. | ||||
*/ | ||||
/*! | ||||
\fn QBoxPlotSeries::hovered(bool status, QBoxSet *boxset) | ||||
\brief Signal is emitted when there is change in hover \a status over \a boxset. | ||||
*/ | ||||
/*! | ||||
\fn QBoxPlotSeries::countChanged() | ||||
\brief Signal is emitted when there is change in count of box-and-whiskers items in the series. | ||||
*/ | ||||
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r2531 | /*! | ||
\qmlmethod BoxPlotSeries::append(const QString label, QVariantList values) | ||||
Appends a new box-and-whiskers set with \a label and \a values to the series. | ||||
*/ | ||||
/*! | ||||
\qmlmethod BoxPlotSeries::append(BoxSet *box) | ||||
Appends the \a box to the series. | ||||
*/ | ||||
/*! | ||||
\qmlmethod BoxPlotSeries::insert(int index, const QString label, QVariantList values) | ||||
Inserts a new box-and-whiskers set with \a label and \a values at the \a index position. | ||||
*/ | ||||
/*! | ||||
\qmlmethod BoxPlotSeries::remove(QBoxSet *boxset) | ||||
Removes the \a boxset from the series. | ||||
*/ | ||||
/*! | ||||
\qmlmethod BoxPlotSeries::clear() | ||||
Removes all boxsets from the series. Deletes removed sets. | ||||
*/ | ||||
/*! | ||||
\qmlsignal BoxPlotSeries::onClicked(BoxSet boxset); | ||||
Signal is emitted when the user clicks the \a boxset on the chart. | ||||
*/ | ||||
/*! | ||||
\qmlsignal BoxPlotSeries::onHovered(bool status, BoxSet boxset); | ||||
Signal is emitted when there is change in hover \a status over \a boxset. | ||||
*/ | ||||
/*! | ||||
\qmlsignal BoxPlotSeries::onCountChanged(); | ||||
Signal is emitted when there is change in count of box-and-whiskers items in the series. | ||||
*/ | ||||
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r2536 | /*! | ||
\qmlsignal BoxPlotSeries::onBoxsetsAdded() | ||||
Signal is emitted when new box-and-whiskers sets are added to the series. | ||||
*/ | ||||
/*! | ||||
\qmlsignal BoxPlotSeries::boxsetsRemoved() | ||||
Signal is emitted when new box-and-whiskers sets are removed from the series. | ||||
*/ | ||||
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r2517 | |||
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r2461 | /*! | ||
Constructs empty QBoxPlotSeries. | ||||
QBoxPlotSeries is QObject which is a child of a \a parent. | ||||
*/ | ||||
QBoxPlotSeries::QBoxPlotSeries(QObject *parent) | ||||
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r2486 | : QAbstractSeries(*new QBoxPlotSeriesPrivate(this), parent) | ||
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r2461 | { | ||
} | ||||
/*! | ||||
Destructor. Removes series from chart. | ||||
*/ | ||||
QBoxPlotSeries::~QBoxPlotSeries() | ||||
{ | ||||
qDebug() << "QBoxPlotSeries::~QBoxPlotSeries"; | ||||
Q_D(QBoxPlotSeries); | ||||
if (d->m_chart) | ||||
d->m_chart->removeSeries(this); | ||||
} | ||||
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r2486 | /*! | ||
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r2517 | Adds a single box and whiskers set to series. Takes ownership of the \a set. If the set is null or is already in series, it won't be appended. | ||
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r2486 | Returns true, if appending succeeded. | ||
*/ | ||||
bool QBoxPlotSeries::append(QBoxSet *set) | ||||
{ | ||||
Q_D(QBoxPlotSeries); | ||||
bool success = d->append(set); | ||||
if (success) { | ||||
QList<QBoxSet *> sets; | ||||
sets.append(set); | ||||
set->setParent(this); | ||||
emit boxsetsAdded(sets); | ||||
emit countChanged(); | ||||
} | ||||
return success; | ||||
} | ||||
/*! | ||||
Removes boxset from the series. Releases ownership of the \a set. Deletes the set, if remove | ||||
was successful. | ||||
Returns true, if the set was removed. | ||||
*/ | ||||
bool QBoxPlotSeries::remove(QBoxSet *set) | ||||
{ | ||||
Q_D(QBoxPlotSeries); | ||||
bool success = d->remove(set); | ||||
if (success) { | ||||
QList<QBoxSet *> sets; | ||||
sets.append(set); | ||||
set->setParent(0); | ||||
emit boxsetsRemoved(sets); | ||||
emit countChanged(); | ||||
delete set; | ||||
set = 0; | ||||
} | ||||
return success; | ||||
} | ||||
/*! | ||||
Takes a single \a set from the series. Does not delete the boxset object. | ||||
NOTE: The series remains as the boxset's parent object. You must set the | ||||
parent object to take full ownership. | ||||
Returns true if take was successful. | ||||
*/ | ||||
bool QBoxPlotSeries::take(QBoxSet *set) | ||||
{ | ||||
Q_D(QBoxPlotSeries); | ||||
bool success = d->remove(set); | ||||
if (success) { | ||||
QList<QBoxSet *> sets; | ||||
sets.append(set); | ||||
emit boxsetsRemoved(sets); | ||||
emit countChanged(); | ||||
} | ||||
return success; | ||||
} | ||||
/*! | ||||
Adds a list of boxsets to series. Takes ownership of the \a sets. | ||||
Returns true, if all sets were appended successfully. If any of the sets is null or is already appended to series, | ||||
nothing is appended and function returns false. If any of the sets is in list more than once, nothing is appended | ||||
and function returns false. | ||||
*/ | ||||
bool QBoxPlotSeries::append(QList<QBoxSet *> sets) | ||||
{ | ||||
Q_D(QBoxPlotSeries); | ||||
bool success = d->append(sets); | ||||
if (success) { | ||||
emit boxsetsAdded(sets); | ||||
emit countChanged(); | ||||
} | ||||
return success; | ||||
} | ||||
/*! | ||||
Insert a set of bars to series at \a index postion. Takes ownership of \a set. If the set is null or is already in series, it won't be appended. | ||||
Returns true, if inserting succeeded. | ||||
*/ | ||||
bool QBoxPlotSeries::insert(int index, QBoxSet *set) | ||||
{ | ||||
Q_D(QBoxPlotSeries); | ||||
bool success = d->insert(index, set); | ||||
if (success) { | ||||
QList<QBoxSet *> sets; | ||||
sets.append(set); | ||||
emit boxsetsAdded(sets); | ||||
emit countChanged(); | ||||
} | ||||
return success; | ||||
} | ||||
/*! | ||||
Removes all boxsets from the series. Deletes removed sets. | ||||
*/ | ||||
void QBoxPlotSeries::clear() | ||||
{ | ||||
Q_D(QBoxPlotSeries); | ||||
QList<QBoxSet *> sets = boxSets(); | ||||
bool success = d->remove(sets); | ||||
if (success) { | ||||
emit boxsetsRemoved(sets); | ||||
emit countChanged(); | ||||
foreach (QBoxSet *set, sets) | ||||
delete set; | ||||
} | ||||
} | ||||
/*! | ||||
Returns number of sets in series. | ||||
*/ | ||||
int QBoxPlotSeries::count() const | ||||
{ | ||||
Q_D(const QBoxPlotSeries); | ||||
return d->m_boxSets.count(); | ||||
} | ||||
/*! | ||||
Returns a list of sets in series. Keeps ownership of sets. | ||||
*/ | ||||
QList<QBoxSet *> QBoxPlotSeries::boxSets() const | ||||
{ | ||||
Q_D(const QBoxPlotSeries); | ||||
return d->m_boxSets; | ||||
} | ||||
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r2461 | /*! | ||
Returns QChartSeries::SeriesTypeBoxPlot. | ||||
*/ | ||||
QAbstractSeries::SeriesType QBoxPlotSeries::type() const | ||||
{ | ||||
return QAbstractSeries::SeriesTypeBoxPlot; | ||||
} | ||||
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r2517 | /*! | ||
Sets brush for the series. Box-and-whiskers items are drawn using \a brush | ||||
*/ | ||||
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r2461 | void QBoxPlotSeries::setBrush(const QBrush &brush) | ||
{ | ||||
Q_D(QBoxPlotSeries); | ||||
if (d->m_brush != brush) { | ||||
d->m_brush = brush; | ||||
emit d->updated(); | ||||
} | ||||
} | ||||
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r2517 | /*! | ||
Returns brush of the series. | ||||
*/ | ||||
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r2461 | QBrush QBoxPlotSeries::brush() const | ||
{ | ||||
Q_D(const QBoxPlotSeries); | ||||
return d->m_brush; | ||||
} | ||||
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r2517 | /*! | ||
Sets pen for the series. Box-and-whiskers items are drawn using \a pen | ||||
*/ | ||||
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r2461 | void QBoxPlotSeries::setPen(const QPen &pen) | ||
{ | ||||
Q_D(QBoxPlotSeries); | ||||
if (d->m_pen != pen) { | ||||
d->m_pen = pen; | ||||
emit d->updated(); | ||||
} | ||||
} | ||||
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r2517 | /*! | ||
Returns the pen of this series. | ||||
*/ | ||||
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r2461 | QPen QBoxPlotSeries::pen() const | ||
{ | ||||
Q_D(const QBoxPlotSeries); | ||||
return d->m_pen; | ||||
} | ||||
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// | ||||
QBoxPlotSeriesPrivate::QBoxPlotSeriesPrivate(QBoxPlotSeries *q) | ||||
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r2486 | : QAbstractSeriesPrivate(q), | ||
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r2461 | m_pen(QPen(Qt::NoPen)), | ||
m_brush(QBrush(Qt::NoBrush)) | ||||
{ | ||||
} | ||||
QBoxPlotSeriesPrivate::~QBoxPlotSeriesPrivate() | ||||
{ | ||||
qDebug() << "QBoxPlotSeriesPrivate::~QBoxPlotSeriesPrivate()"; | ||||
disconnect(this, 0, 0, 0); | ||||
} | ||||
void QBoxPlotSeriesPrivate::initializeDomain() | ||||
{ | ||||
qreal minX(domain()->minX()); | ||||
qreal minY(domain()->minY()); | ||||
qreal maxX(domain()->maxX()); | ||||
qreal maxY(domain()->maxY()); | ||||
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r2486 | qreal x = m_boxSets.count(); | ||
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r2461 | minX = qMin(minX, - (qreal)0.5); | ||
minY = qMin(minY, bottom()); | ||||
maxX = qMax(maxX, x - (qreal)0.5); | ||||
maxY = qMax(maxY, max()); | ||||
domain()->setRange(minX, maxX, minY, maxY); | ||||
} | ||||
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r2486 | void QBoxPlotSeriesPrivate::initializeAxes() | ||
{ | ||||
foreach (QAbstractAxis* axis, m_axes) { | ||||
if (axis->type() == QAbstractAxis::AxisTypeBarCategory) { | ||||
if (axis->orientation() == Qt::Horizontal) | ||||
populateCategories(qobject_cast<QBarCategoryAxis *>(axis)); | ||||
else | ||||
qDebug() << "ALERT: QBoxPlotSeriesPrivate::initializeAxes implement #1"; | ||||
} | ||||
} | ||||
} | ||||
QAbstractAxis::AxisType QBoxPlotSeriesPrivate::defaultAxisType(Qt::Orientation orientation) const | ||||
{ | ||||
if (orientation == Qt::Horizontal) | ||||
return QAbstractAxis::AxisTypeBarCategory; | ||||
return QAbstractAxis::AxisTypeValue; | ||||
} | ||||
QAbstractAxis* QBoxPlotSeriesPrivate::createDefaultAxis(Qt::Orientation orientation) const | ||||
{ | ||||
Q_UNUSED(orientation); | ||||
// This is not implemented even in barseries, keep in touch if something needs this | ||||
qDebug() << "ALERT: QBoxPlotSeriesPrivate::createDefaultAxis implement"; | ||||
return 0; | ||||
} | ||||
void QBoxPlotSeriesPrivate::populateCategories(QBarCategoryAxis *axis) | ||||
{ | ||||
QStringList categories; | ||||
if (axis->categories().isEmpty()) { | ||||
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r2513 | for (int i(1); i < m_boxSets.count() + 1; i++) { | ||
QBoxSet *set = m_boxSets.at(i - 1); | ||||
if (set->label().isEmpty()) | ||||
categories << QString::number(i); | ||||
else | ||||
categories << set->label(); | ||||
} | ||||
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r2486 | axis->append(categories); | ||
} | ||||
} | ||||
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r2461 | void QBoxPlotSeriesPrivate::initializeGraphics(QGraphicsItem* parent) | ||
{ | ||||
Q_Q(QBoxPlotSeries); | ||||
BoxPlotChartItem *boxPlot = new BoxPlotChartItem(q,parent); | ||||
m_item.reset(boxPlot); | ||||
QAbstractSeriesPrivate::initializeGraphics(parent); | ||||
if (m_chart) { | ||||
connect(m_chart->d_ptr->m_dataset, SIGNAL(seriesAdded(QAbstractSeries*)), this, SLOT(handleSeriesChange(QAbstractSeries*)) ); | ||||
connect(m_chart->d_ptr->m_dataset, SIGNAL(seriesRemoved(QAbstractSeries*)), this, SLOT(handleSeriesRemove(QAbstractSeries*)) ); | ||||
QList<QAbstractSeries *> serieses = m_chart->series(); | ||||
// Tries to find this series from the Chart's list of serieses and deduce the index | ||||
int index = 0; | ||||
foreach (QAbstractSeries *s, serieses) { | ||||
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r2484 | if (s->type() == QAbstractSeries::SeriesTypeBoxPlot) { | ||
if (q == static_cast<QBoxPlotSeries *>(s)) { | ||||
boxPlot->m_seriesIndex = index; | ||||
m_index = index; | ||||
} | ||||
index++; | ||||
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r2461 | } | ||
} | ||||
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r2484 | boxPlot->m_seriesCount = index; | ||
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r2461 | } | ||
// Make BoxPlotChartItem to instantiate box & whisker items | ||||
boxPlot->handleDataStructureChanged(); | ||||
} | ||||
void QBoxPlotSeriesPrivate::initializeTheme(int index, ChartTheme* theme, bool forced) | ||||
{ | ||||
Q_Q(QBoxPlotSeries); | ||||
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r2479 | qDebug() << "QBoxPlotSeriesPrivate::initializeTheme"; | ||
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r2461 | |||
const QList<QGradient> gradients = theme->seriesGradients(); | ||||
if (forced || m_brush == QBrush(Qt::NoBrush)) { | ||||
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r2479 | QColor brushColor = ChartThemeManager::colorAt(gradients.at(index % gradients.size()), 0.5); | ||
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r2461 | q->setBrush(brushColor); | ||
} | ||||
if (forced || m_pen == QPen(Qt::NoPen)) { | ||||
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r2479 | QPen pen = theme->outlinePen(); | ||
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r2461 | pen.setCosmetic(true); | ||
q->setPen(pen); | ||||
} | ||||
} | ||||
void QBoxPlotSeriesPrivate::initializeAnimations(QtCommercialChart::QChart::AnimationOptions options) | ||||
{ | ||||
BoxPlotChartItem *item = static_cast<BoxPlotChartItem *>(m_item.data()); | ||||
Q_ASSERT(item); | ||||
if (options.testFlag(QChart::SeriesAnimations)) { | ||||
item->setAnimation(new BoxPlotAnimation(item)); | ||||
}else{ | ||||
item->setAnimation((BoxPlotAnimation *)0); | ||||
} | ||||
QAbstractSeriesPrivate::initializeAnimations(options); | ||||
} | ||||
QList<QLegendMarker*> QBoxPlotSeriesPrivate::createLegendMarkers(QLegend *legend) | ||||
{ | ||||
Q_Q(QBoxPlotSeries); | ||||
QList<QLegendMarker*> list; | ||||
return list << new QBoxPlotLegendMarker(q, legend); | ||||
} | ||||
void QBoxPlotSeriesPrivate::handleSeriesRemove(QAbstractSeries *series) | ||||
{ | ||||
qDebug() << "QBoxPlotSeriesPrivate::handleSeriesRemove"; | ||||
Q_Q(QBoxPlotSeries); | ||||
QBoxPlotSeries *removedSeries = static_cast<QBoxPlotSeries *>(series); | ||||
QObject::disconnect(m_chart->d_ptr->m_dataset, 0, removedSeries->d_func(), 0); | ||||
// Test if series removed is me, then don't do anything | ||||
if (q != removedSeries) { | ||||
BoxPlotChartItem *item = static_cast<BoxPlotChartItem *>(m_item.data()); | ||||
if (item) { | ||||
item->m_seriesCount = item->m_seriesCount - 1; | ||||
if (removedSeries->d_func()->m_index < m_index) { | ||||
m_index--; | ||||
item->m_seriesIndex = m_index; | ||||
} | ||||
item->handleDataStructureChanged(); | ||||
} | ||||
} | ||||
} | ||||
void QBoxPlotSeriesPrivate::handleSeriesChange(QAbstractSeries *series) | ||||
{ | ||||
Q_UNUSED(series); | ||||
Q_Q(QBoxPlotSeries); | ||||
BoxPlotChartItem *boxPlot = static_cast<BoxPlotChartItem *>(m_item.data()); | ||||
if (m_chart) { | ||||
QList<QAbstractSeries *> serieses = m_chart->series(); | ||||
// Tries to find this series from the Chart's list of serieses and deduce the index | ||||
int index = 0; | ||||
foreach (QAbstractSeries *s, serieses) { | ||||
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r2484 | if (s->type() == QAbstractSeries::SeriesTypeBoxPlot) { | ||
if (q == static_cast<QBoxPlotSeries *>(s)) { | ||||
boxPlot->m_seriesIndex = index; | ||||
m_index = index; | ||||
} | ||||
index++; | ||||
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r2461 | } | ||
} | ||||
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r2484 | boxPlot->m_seriesCount = index; | ||
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r2461 | } | ||
boxPlot->handleDataStructureChanged(); | ||||
} | ||||
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r2486 | bool QBoxPlotSeriesPrivate::append(QBoxSet *set) | ||
{ | ||||
if ((m_boxSets.contains(set)) || (set == 0)) | ||||
return false; // Fail if set is already in list or set is null. | ||||
m_boxSets.append(set); | ||||
QObject::connect(set->d_ptr.data(), SIGNAL(updatedLayout()), this, SIGNAL(updatedLayout())); | ||||
QObject::connect(set->d_ptr.data(), SIGNAL(updatedBox()), this, SIGNAL(updatedBoxes())); | ||||
QObject::connect(set->d_ptr.data(), SIGNAL(restructuredBox()), this, SIGNAL(restructuredBoxes())); | ||||
emit restructuredBoxes(); // this notifies boxplotchartitem | ||||
return true; | ||||
} | ||||
bool QBoxPlotSeriesPrivate::remove(QBoxSet *set) | ||||
{ | ||||
if (!m_boxSets.contains(set)) | ||||
return false; // Fail if set is not in list | ||||
m_boxSets.removeOne(set); | ||||
QObject::disconnect(set->d_ptr.data(), SIGNAL(updatedLayout()), this, SIGNAL(updatedLayout())); | ||||
QObject::disconnect(set->d_ptr.data(), SIGNAL(updatedBox()), this, SIGNAL(updatedBoxes())); | ||||
QObject::disconnect(set->d_ptr.data(), SIGNAL(restructuredBox()), this, SIGNAL(restructuredBoxes())); | ||||
emit restructuredBoxes(); // this notifies boxplotchartitem | ||||
return true; | ||||
} | ||||
bool QBoxPlotSeriesPrivate::append(QList<QBoxSet * > sets) | ||||
{ | ||||
foreach (QBoxSet *set, sets) { | ||||
if ((set == 0) || (m_boxSets.contains(set))) | ||||
return false; // Fail if any of the sets is null or is already appended. | ||||
if (sets.count(set) != 1) | ||||
return false; // Also fail if same set is more than once in given list. | ||||
} | ||||
foreach (QBoxSet *set, sets) { | ||||
m_boxSets.append(set); | ||||
QObject::connect(set->d_ptr.data(), SIGNAL(updatedLayout()), this, SIGNAL(updatedLayout())); | ||||
QObject::connect(set->d_ptr.data(), SIGNAL(updatedBox()), this, SIGNAL(updatedBoxes())); | ||||
QObject::connect(set->d_ptr.data(), SIGNAL(restructuredBox()), this, SIGNAL(restructuredBoxes())); | ||||
} | ||||
emit restructuredBoxes(); // this notifies boxplotchartitem | ||||
return true; | ||||
} | ||||
bool QBoxPlotSeriesPrivate::remove(QList<QBoxSet * > sets) | ||||
{ | ||||
if (sets.count() == 0) | ||||
return false; | ||||
foreach (QBoxSet *set, sets) { | ||||
if ((set == 0) || (!m_boxSets.contains(set))) | ||||
return false; // Fail if any of the sets is null or is not in series | ||||
if (sets.count(set) != 1) | ||||
return false; // Also fail if same set is more than once in given list. | ||||
} | ||||
foreach (QBoxSet *set, sets) { | ||||
m_boxSets.removeOne(set); | ||||
QObject::disconnect(set->d_ptr.data(), SIGNAL(updatedLayout()), this, SIGNAL(updatedLayout())); | ||||
QObject::disconnect(set->d_ptr.data(), SIGNAL(updatedBox()), this, SIGNAL(updatedBoxes())); | ||||
QObject::disconnect(set->d_ptr.data(), SIGNAL(restructuredBox()), this, SIGNAL(restructuredBoxes())); | ||||
} | ||||
emit restructuredBoxes(); // this notifies boxplotchartitem | ||||
return true; | ||||
} | ||||
bool QBoxPlotSeriesPrivate::insert(int index, QBoxSet *set) | ||||
{ | ||||
if ((m_boxSets.contains(set)) || (set == 0)) | ||||
return false; // Fail if set is already in list or set is null. | ||||
m_boxSets.insert(index, set); | ||||
QObject::connect(set->d_ptr.data(), SIGNAL(updatedLayout()), this, SIGNAL(updatedLayout())); | ||||
QObject::connect(set->d_ptr.data(), SIGNAL(updatedBox()), this, SIGNAL(updatedBoxes())); | ||||
QObject::connect(set->d_ptr.data(), SIGNAL(restructuredBox()), this, SIGNAL(restructuredBoxes())); | ||||
emit restructuredBoxes(); // this notifies boxplotchartitem | ||||
return true; | ||||
} | ||||
QBoxSet *QBoxPlotSeriesPrivate::boxsetAt(int index) | ||||
{ | ||||
return m_boxSets.at(index); | ||||
} | ||||
qreal QBoxPlotSeriesPrivate::bottom() | ||||
{ | ||||
// Returns bottom of all boxes | ||||
qreal bottom(0); | ||||
foreach (QBoxSet *set, m_boxSets) { | ||||
for (int i = 0; i < set->count(); i++) { | ||||
if (set->at(i) < bottom) | ||||
bottom = set->at(i); | ||||
} | ||||
} | ||||
return bottom; | ||||
} | ||||
qreal QBoxPlotSeriesPrivate::max() | ||||
{ | ||||
if (m_boxSets.count() <= 0) | ||||
return 0; | ||||
qreal max = INT_MIN; | ||||
foreach (QBoxSet *set, m_boxSets) { | ||||
for (int i = 0; i < set->count(); i++) { | ||||
if (set->at(i) > max) | ||||
max = set->at(i); | ||||
} | ||||
} | ||||
return max; | ||||
} | ||||
Mika Salmela
|
r2461 | #include "moc_qboxplotseries.cpp" | ||
#include "moc_qboxplotseries_p.cpp" | ||||
QTCOMMERCIALCHART_END_NAMESPACE | ||||