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Diffstat (limited to 'src/chartdataset.cpp')
| -rw-r--r-- | src/chartdataset.cpp | 639 |
1 files changed, 0 insertions, 639 deletions
diff --git a/src/chartdataset.cpp b/src/chartdataset.cpp deleted file mode 100644 index 395b77fb..00000000 --- a/src/chartdataset.cpp +++ /dev/null @@ -1,639 +0,0 @@ -/**************************************************************************** -** -** 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 "chartdataset_p.h" -#include "chartpresenter_p.h" -#include "qchart.h" -#include "qchart_p.h" -#include "qvalueaxis.h" -#include "qbarcategoryaxis.h" -#include "qvalueaxis_p.h" -#include "qcategoryaxis.h" -#include "qabstractseries_p.h" -#include "qabstractbarseries.h" -#include "qstackedbarseries.h" -#include "qpercentbarseries.h" -#include "qpieseries.h" -#include "chartitem_p.h" -#include "xydomain_p.h" -#include "xypolardomain_p.h" -#include "xlogydomain_p.h" -#include "logxydomain_p.h" -#include "logxlogydomain_p.h" -#include "xlogypolardomain_p.h" -#include "logxypolardomain_p.h" -#include "logxlogypolardomain_p.h" - -#ifndef QT_ON_ARM -#include "qdatetimeaxis.h" -#endif - -QTCOMMERCIALCHART_BEGIN_NAMESPACE - -ChartDataSet::ChartDataSet(QChart *chart) - : QObject(chart), - m_chart(chart) -{ - -} - -ChartDataSet::~ChartDataSet() -{ - deleteAllSeries(); - deleteAllAxes(); -} - -/* - * This method adds series to chartdataset, series ownership is taken from caller. - */ -void ChartDataSet::addSeries(QAbstractSeries *series) -{ - if (m_seriesList.contains(series)) { - qWarning() << QObject::tr("Can not add series. Series already on the chart."); - return; - } - - // Ignore unsupported series added to polar chart - if (m_chart && m_chart->chartType() == QChart::ChartTypePolar) { - if (!(series->type() == QAbstractSeries::SeriesTypeArea - || series->type() == QAbstractSeries::SeriesTypeLine - || series->type() == QAbstractSeries::SeriesTypeScatter - || series->type() == QAbstractSeries::SeriesTypeSpline)) { - qWarning() << QObject::tr("Can not add series. Series type is not supported by a polar chart."); - return; - } - series->d_ptr->setDomain(new XYPolarDomain()); - } else { - series->d_ptr->setDomain(new XYDomain()); - } - - series->d_ptr->initializeDomain(); - m_seriesList.append(series); - - series->setParent(this); // take ownership - series->d_ptr->m_chart = m_chart; - - emit seriesAdded(series); -} - -/* - * This method adds axis to chartdataset, axis ownership is taken from caller. - */ -void ChartDataSet::addAxis(QAbstractAxis *axis, Qt::Alignment aligment) -{ - if (m_axisList.contains(axis)) { - qWarning() << QObject::tr("Can not add axis. Axis already on the chart."); - return; - } - - axis->d_ptr->setAlignment(aligment); - - if (!axis->alignment()) { - qWarning() << QObject::tr("No alignment specified !"); - return; - }; - - AbstractDomain *newDomain; - if (m_chart && m_chart->chartType() == QChart::ChartTypePolar) - newDomain = new XYPolarDomain(); - else - newDomain = new XYDomain(); - - QSharedPointer<AbstractDomain> domain(newDomain); - axis->d_ptr->initializeDomain(domain.data()); - - axis->setParent(this); - axis->d_ptr->m_chart = m_chart; - m_axisList.append(axis); - - emit axisAdded(axis); -} - -/* - * This method removes series form chartdataset, series ownership is passed back to caller. - */ -void ChartDataSet::removeSeries(QAbstractSeries *series) -{ - - if (! m_seriesList.contains(series)) { - qWarning() << QObject::tr("Can not remove series. Series not found on the chart."); - return; - } - - QList<QAbstractAxis*> axes = series->d_ptr->m_axes; - - foreach(QAbstractAxis* axis, axes) { - detachAxis(series,axis); - } - - emit seriesRemoved(series); - m_seriesList.removeAll(series); - - // Reset domain to default - series->d_ptr->setDomain(new XYDomain()); - series->setParent(0); - series->d_ptr->m_chart = 0; -} - -/* - * This method removes axis form chartdataset, series ownership is passed back to caller. - */ -void ChartDataSet::removeAxis(QAbstractAxis *axis) -{ - if (! m_axisList.contains(axis)) { - qWarning() << QObject::tr("Can not remove axis. Axis not found on the chart."); - return; - } - - QList<QAbstractSeries*> series = axis->d_ptr->m_series; - - foreach(QAbstractSeries* s, series) { - detachAxis(s,axis); - } - - emit axisRemoved(axis); - m_axisList.removeAll(axis); - - axis->setParent(0); - axis->d_ptr->m_chart = 0; -} - -/* - * This method attaches axis to series, return true if success. - */ -bool ChartDataSet::attachAxis(QAbstractSeries *series,QAbstractAxis *axis) -{ - Q_ASSERT(axis); - - if (!series) - return false; - - QList<QAbstractSeries *> attachedSeriesList = axis->d_ptr->m_series; - QList<QAbstractAxis *> attachedAxisList = series->d_ptr->m_axes; - - if (!m_seriesList.contains(series)) { - qWarning() << QObject::tr("Can not find series on the chart."); - return false; - } - - if (axis && !m_axisList.contains(axis)) { - qWarning() << QObject::tr("Can not find axis on the chart."); - return false; - } - - if (attachedAxisList.contains(axis)) { - qWarning() << QObject::tr("Axis already attached to series."); - return false; - } - - if (attachedSeriesList.contains(series)) { - qWarning() << QObject::tr("Axis already attached to series."); - return false; - } - - AbstractDomain *domain = series->d_ptr->domain(); - AbstractDomain::DomainType type = selectDomain(attachedAxisList<<axis); - - if (type == AbstractDomain::UndefinedDomain) return false; - - if (domain->type() != type) { - AbstractDomain *old = domain; - domain = createDomain(type); - domain->setRange(old->minX(), old->maxX(), old->minY(), old->maxY()); - // Initialize domain size to old domain size, as it won't get updated - // unless geometry changes. - domain->setSize(old->size()); - } - - if (!domain) - return false; - - if (!domain->attachAxis(axis)) - return false; - - QList<AbstractDomain *> blockedDomains; - domain->blockRangeSignals(true); - blockedDomains << domain; - - if (domain != series->d_ptr->domain()) { - foreach (QAbstractAxis *axis, series->d_ptr->m_axes) { - series->d_ptr->domain()->detachAxis(axis); - domain->attachAxis(axis); - foreach (QAbstractSeries *otherSeries, axis->d_ptr->m_series) { - if (otherSeries != series && otherSeries->d_ptr->domain()) { - if (!otherSeries->d_ptr->domain()->rangeSignalsBlocked()) { - otherSeries->d_ptr->domain()->blockRangeSignals(true); - blockedDomains << otherSeries->d_ptr->domain(); - } - } - } - } - series->d_ptr->setDomain(domain); - series->d_ptr->initializeDomain(); - } - - series->d_ptr->m_axes<<axis; - axis->d_ptr->m_series<<series; - - series->d_ptr->initializeAxes(); - axis->d_ptr->initializeDomain(domain); - - foreach (AbstractDomain *blockedDomain, blockedDomains) - blockedDomain->blockRangeSignals(false); - - return true; -} - -/* - * This method detaches axis to series, return true if success. - */ -bool ChartDataSet::detachAxis(QAbstractSeries* series,QAbstractAxis *axis) -{ - Q_ASSERT(series); - Q_ASSERT(axis); - - QList<QAbstractSeries* > attachedSeriesList = axis->d_ptr->m_series; - QList<QAbstractAxis* > attachedAxisList = series->d_ptr->m_axes; - AbstractDomain* domain = series->d_ptr->domain(); - - if (!m_seriesList.contains(series)) { - qWarning() << QObject::tr("Can not find series on the chart."); - return false; - } - - if (axis && !m_axisList.contains(axis)) { - qWarning() << QObject::tr("Can not find axis on the chart."); - return false; - } - - if (!attachedAxisList.contains(axis)) { - qWarning() << QObject::tr("Axis not attached to series."); - return false; - } - - Q_ASSERT(axis->d_ptr->m_series.contains(series)); - - domain->detachAxis(axis); - series->d_ptr->m_axes.removeAll(axis); - axis->d_ptr->m_series.removeAll(series); - - return true; -} - -void ChartDataSet::createDefaultAxes() -{ - if (m_seriesList.isEmpty()) - return; - - QAbstractAxis::AxisTypes typeX(0); - QAbstractAxis::AxisTypes typeY(0); - - // Remove possibly existing axes - deleteAllAxes(); - - Q_ASSERT(m_axisList.isEmpty()); - - // Select the required axis x and axis y types based on the types of the current series - foreach(QAbstractSeries* s, m_seriesList) { - typeX |= s->d_ptr->defaultAxisType(Qt::Horizontal); - typeY |= s->d_ptr->defaultAxisType(Qt::Vertical); - } - - // Create the axes of the types selected - // As long as AxisType enum balues are sequential a check to see if there are series of - // different types is needed. In such cases AxisTypeNoAxis is used to create separate axes - // for the types. - if (typeX != QAbstractAxis::AxisTypeNoAxis) { - if (typeX != m_seriesList.first()->d_ptr->defaultAxisType(Qt::Horizontal)) - typeX = QAbstractAxis::AxisTypeNoAxis; - createAxes(typeX, Qt::Horizontal); - } - - if (typeY != QAbstractAxis::AxisTypeNoAxis) { - if (typeY != m_seriesList.first()->d_ptr->defaultAxisType(Qt::Vertical)) - typeY = QAbstractAxis::AxisTypeNoAxis; - createAxes(typeY, Qt::Vertical); - } - -} - -void ChartDataSet::createAxes(QAbstractAxis::AxisTypes type, Qt::Orientation orientation) -{ - QAbstractAxis *axis = 0; - //decide what axis should be created - - switch (type) { - case QAbstractAxis::AxisTypeValue: - axis = new QValueAxis(this); - break; - case QAbstractAxis::AxisTypeBarCategory: - axis = new QBarCategoryAxis(this); - break; - case QAbstractAxis::AxisTypeCategory: - axis = new QCategoryAxis(this); - break; -#ifndef Q_WS_QWS - case QAbstractAxis::AxisTypeDateTime: - axis = new QDateTimeAxis(this); - break; -#endif - default: - axis = 0; - break; - } - - if (axis) { - //create one axis for all - - addAxis(axis,orientation==Qt::Horizontal?Qt::AlignBottom:Qt::AlignLeft); - qreal min = 0; - qreal max = 0; - findMinMaxForSeries(m_seriesList,orientation,min,max); - foreach(QAbstractSeries *s, m_seriesList) { - attachAxis(s,axis); - } - axis->setRange(min,max); - } - else if (type.testFlag(QAbstractAxis::AxisTypeNoAxis)) { - //create separate axis - foreach(QAbstractSeries *s, m_seriesList) { - QAbstractAxis *axis = s->d_ptr->createDefaultAxis(orientation); - if(axis) { - addAxis(axis,orientation==Qt::Horizontal?Qt::AlignBottom:Qt::AlignLeft); - attachAxis(s,axis); - } - } - } -} - -void ChartDataSet::findMinMaxForSeries(QList<QAbstractSeries *> series,Qt::Orientations orientation, qreal &min, qreal &max) -{ - Q_ASSERT(!series.isEmpty()); - - AbstractDomain *domain = series.first()->d_ptr->domain(); - min = (orientation == Qt::Vertical) ? domain->minY() : domain->minX(); - max = (orientation == Qt::Vertical) ? domain->maxY() : domain->maxX(); - - for (int i = 1; i< series.size(); i++) { - AbstractDomain *domain = series[i]->d_ptr->domain(); - min = qMin((orientation == Qt::Vertical) ? domain->minY() : domain->minX(), min); - max = qMax((orientation == Qt::Vertical) ? domain->maxY() : domain->maxX(), max); - } - if (min == max) { - min -= 0.5; - max += 0.5; - } -} - -void ChartDataSet::deleteAllSeries() -{ - foreach (QAbstractSeries *s , m_seriesList){ - removeSeries(s); - s->deleteLater(); - } - Q_ASSERT(m_seriesList.count() == 0); -} - -void ChartDataSet::deleteAllAxes() -{ - foreach (QAbstractAxis *a , m_axisList){ - removeAxis(a); - a->deleteLater(); - } - Q_ASSERT(m_axisList.count() == 0); -} - -void ChartDataSet::zoomInDomain(const QRectF &rect) -{ - QList<AbstractDomain*> domains; - foreach(QAbstractSeries *s, m_seriesList) { - AbstractDomain* domain = s->d_ptr->domain(); - s->d_ptr->m_domain->blockRangeSignals(true); - domains<<domain; - } - - foreach(AbstractDomain *domain, domains) - domain->zoomIn(rect); - - foreach(AbstractDomain *domain, domains) - domain->blockRangeSignals(false); -} - -void ChartDataSet::zoomOutDomain(const QRectF &rect) -{ - QList<AbstractDomain*> domains; - foreach(QAbstractSeries *s, m_seriesList) { - AbstractDomain* domain = s->d_ptr->domain(); - s->d_ptr->m_domain->blockRangeSignals(true); - domains<<domain; - } - - foreach(AbstractDomain *domain, domains) - domain->zoomOut(rect); - - foreach(AbstractDomain *domain, domains) - domain->blockRangeSignals(false); -} - -void ChartDataSet::zoomResetDomain() -{ - QList<AbstractDomain*> domains; - foreach (QAbstractSeries *s, m_seriesList) { - AbstractDomain *domain = s->d_ptr->domain(); - s->d_ptr->m_domain->blockRangeSignals(true); - domains << domain; - } - - foreach (AbstractDomain *domain, domains) - domain->zoomReset(); - - foreach (AbstractDomain *domain, domains) - domain->blockRangeSignals(false); -} - -bool ChartDataSet::isZoomedDomain() -{ - foreach (QAbstractSeries *s, m_seriesList) { - if (s->d_ptr->domain()->isZoomed()) - return true; - } - return false; -} - -void ChartDataSet::scrollDomain(qreal dx, qreal dy) -{ - QList<AbstractDomain*> domains; - foreach(QAbstractSeries *s, m_seriesList) { - AbstractDomain* domain = s->d_ptr->domain(); - s->d_ptr->m_domain->blockRangeSignals(true); - domains<<domain; - } - - foreach(AbstractDomain *domain, domains) - domain->move(dx, dy); - - foreach(AbstractDomain *domain, domains) - domain->blockRangeSignals(false); -} - -QPointF ChartDataSet::mapToValue(const QPointF &position, QAbstractSeries *series) -{ - QPointF point; - if (series == 0 && !m_seriesList.isEmpty()) - series = m_seriesList.first(); - - if (series && series->type() == QAbstractSeries::SeriesTypePie) - return point; - - if (series && m_seriesList.contains(series)) - point = series->d_ptr->m_domain->calculateDomainPoint(position - m_chart->plotArea().topLeft()); - return point; -} - -QPointF ChartDataSet::mapToPosition(const QPointF &value, QAbstractSeries *series) -{ - QPointF point = m_chart->plotArea().topLeft(); - if (series == 0 && !m_seriesList.isEmpty()) - series = m_seriesList.first(); - - if (series && series->type() == QAbstractSeries::SeriesTypePie) - return QPoint(0, 0); - - bool ok; - if (series && m_seriesList.contains(series)) - point += series->d_ptr->m_domain->calculateGeometryPoint(value, ok); - return point; -} - -QList<QAbstractAxis *> ChartDataSet::axes() const -{ - return m_axisList; -} - -QList<QAbstractSeries *> ChartDataSet::series() const -{ - return m_seriesList; -} - -AbstractDomain::DomainType ChartDataSet::selectDomain(QList<QAbstractAxis *> axes) -{ - enum Type { - Undefined = 0, - LogType = 0x1, - ValueType = 0x2 - }; - - int horizontal(Undefined); - int vertical(Undefined); - - // Assume cartesian chart type, unless chart is set - QChart::ChartType chartType(QChart::ChartTypeCartesian); - if (m_chart) - chartType = m_chart->chartType(); - - foreach (QAbstractAxis *axis, axes) - { - switch (axis->type()) { - case QAbstractAxis::AxisTypeLogValue: - if (axis->orientation() == Qt::Horizontal) - horizontal |= LogType; - if (axis->orientation() == Qt::Vertical) - vertical |= LogType; - break; - case QAbstractAxis::AxisTypeValue: - case QAbstractAxis::AxisTypeBarCategory: - case QAbstractAxis::AxisTypeCategory: - case QAbstractAxis::AxisTypeDateTime: - if (axis->orientation() == Qt::Horizontal) - horizontal |= ValueType; - if (axis->orientation() == Qt::Vertical) - vertical |= ValueType; - break; - default: - qWarning() << "Undefined type"; - break; - } - } - - if (vertical == Undefined) - vertical = ValueType; - if (horizontal == Undefined) - horizontal = ValueType; - - if (vertical == ValueType && horizontal == ValueType) { - if (chartType == QChart::ChartTypeCartesian) - return AbstractDomain::XYDomain; - else if (chartType == QChart::ChartTypePolar) - return AbstractDomain::XYPolarDomain; - } - - if (vertical == LogType && horizontal == ValueType) { - if (chartType == QChart::ChartTypeCartesian) - return AbstractDomain::XLogYDomain; - if (chartType == QChart::ChartTypePolar) - return AbstractDomain::XLogYPolarDomain; - } - - if (vertical == ValueType && horizontal == LogType) { - if (chartType == QChart::ChartTypeCartesian) - return AbstractDomain::LogXYDomain; - else if (chartType == QChart::ChartTypePolar) - return AbstractDomain::LogXYPolarDomain; - } - - if (vertical == LogType && horizontal == LogType) { - if (chartType == QChart::ChartTypeCartesian) - return AbstractDomain::LogXLogYDomain; - else if (chartType == QChart::ChartTypePolar) - return AbstractDomain::LogXLogYPolarDomain; - } - - return AbstractDomain::UndefinedDomain; -} - -//refactor create factory -AbstractDomain* ChartDataSet::createDomain(AbstractDomain::DomainType type) -{ - switch (type) - { - case AbstractDomain::LogXLogYDomain: - return new LogXLogYDomain(); - case AbstractDomain::XYDomain: - return new XYDomain(); - case AbstractDomain::XLogYDomain: - return new XLogYDomain(); - case AbstractDomain::LogXYDomain: - return new LogXYDomain(); - case AbstractDomain::XYPolarDomain: - return new XYPolarDomain(); - case AbstractDomain::XLogYPolarDomain: - return new XLogYPolarDomain(); - case AbstractDomain::LogXYPolarDomain: - return new LogXYPolarDomain(); - case AbstractDomain::LogXLogYPolarDomain: - return new LogXLogYPolarDomain(); - default: - return 0; - } -} - -#include "moc_chartdataset_p.cpp" - -QTCOMMERCIALCHART_END_NAMESPACE |