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Diffstat (limited to 'src/barchart/qabstractbarseries.cpp')
| -rw-r--r-- | src/barchart/qabstractbarseries.cpp | 1028 |
1 files changed, 0 insertions, 1028 deletions
diff --git a/src/barchart/qabstractbarseries.cpp b/src/barchart/qabstractbarseries.cpp deleted file mode 100644 index 564ee3a6..00000000 --- a/src/barchart/qabstractbarseries.cpp +++ /dev/null @@ -1,1028 +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 "qabstractbarseries.h" -#include "qabstractbarseries_p.h" -#include "qbarset.h" -#include "qbarset_p.h" -#include "abstractdomain_p.h" -#include "chartdataset_p.h" -#include "charttheme_p.h" -#include "qvalueaxis.h" -#include "qbarcategoryaxis.h" -#include "qbarlegendmarker.h" -#include "baranimation_p.h" -#include "abstractbarchartitem_p.h" -#include "qchart_p.h" - -QTCOMMERCIALCHART_BEGIN_NAMESPACE - -/*! - \class QAbstractBarSeries - \inmodule Qt Charts - \brief Series for creating a bar chart. - \mainclass - - QAbstractBarSeries represents a series of data shown as bars. The purpose of this class is to draw bars to - the position defined by data. Single bar is defined by QPointF, where x value is the x-coordinate of the bar - and y-value is the height of the bar. The category names are ignored with this series and x-axis - shows the x-values. - - See the \l {BarChart Example} {bar chart example} to learn how to create a simple bar chart. - \image examples_barchart.png - - \sa QBarSet, QStackedBarSeries, QPercentBarSeries -*/ -#ifdef QDOC_QT5 -/*! - \qmltype AbstractBarSeries - \instantiates QAbstractBarSeries - \inqmlmodule QtCommercial.Chart - - \include doc/src/abstractbarseries.qdocinc -*/ -#else -/*! - \qmlclass AbstractBarSeries QAbstractBarSeries - - \include ../doc/src/abstractbarseries.qdocinc -*/ -#endif - -/*! - \qmlproperty AbstractAxis AbstractBarSeries::axisX - The x axis used for the series. If you leave both axisX and axisXTop undefined, a BarCategoriesAxis is created for - the series. - \sa axisXTop -*/ - -/*! - \qmlproperty AbstractAxis AbstractBarSeries::axisY - The y axis used for the series. If you leave both axisY and axisYRight undefined, a ValueAxis is created for - the series. - \sa axisYRight -*/ - -/*! - \qmlproperty AbstractAxis AbstractBarSeries::axisXTop - The x axis used for the series, drawn on top of the chart view. Note that you can only provide either axisX or - axisXTop, but not both. - \sa axisX -*/ - -/*! - \qmlproperty AbstractAxis AbstractBarSeries::axisYRight - The y axis used for the series, drawn to the right on the chart view. Note that you can only provide either axisY - or axisYRight, but not both. - \sa axisY -*/ - -/*! - \property QAbstractBarSeries::barWidth - The width of the bars of the series. The unit of \a width is the unit of x-axis. The minimum width for bars - is zero and negative values are treated as zero. Setting the width to zero means that width of the bar on screen - is one pixel no matter what the scale of x-axis is. Bars wider than zero are scaled with x-axis. - Note that with QBarSeries this value means the width of one group of bars instead of just one bar. - \sa QBarSeries -*/ -/*! - \qmlproperty real AbstractBarSeries::barWidth - The width of the bars of the series. The unit of width is the unit of x-axis. The minimum width for bars - is zero and negative values are treated as zero. Setting the width to zero means that width of the bar on screen - is one pixel no matter what the scale of x-axis is. Bars wider than zero are scaled with x-axis. - Note that with QBarSeries this value means the width of one group of bars instead of just one bar. -*/ - -/*! - \property QAbstractBarSeries::count - Holds the number of sets in series. -*/ -/*! - \qmlproperty int AbstractBarSeries::count - Holds the number of sets in series. -*/ - -/*! - \property QAbstractBarSeries::labelsVisible - Defines the visibility of the labels in series -*/ -/*! - \qmlproperty bool AbstractBarSeries::labelsVisible - Defines the visibility of the labels in series -*/ - -/*! - \property QAbstractBarSeries::labelsFormat - The \a format used for showing labels in series. - - QAbstractBarSeries supports the following format tag: - \table - \row - \li @value \li The value of the bar - \endtable - - For example, the following usage of the format tags would produce labels that show the value - followed by unit ('u'): - \code - series->setLabelsFormat("@value u"); - \endcode - - By default, the labels shows the value of the bar. For percent bar series '%' is added after - the value. The labels are shown on the plot area, labels on the edge of the plot area are cut. - If the bars are close to each other the labels may overlap. - - \sa QAbstractBarSeries::labelsVisible, QAbstractBarSeries::labelsPosition -*/ -/*! - \qmlproperty string AbstractBarSeries::labelsFormat - The format used for showing labels in series. - - \sa QAbstractBarSeries::labelsFormat, labelsVisible, labelsPosition -*/ -/*! - \fn void QAbstractBarSeries::labelsFormatChanged(const QString &format) - Signal is emitted when the \a format of data value labels is changed. -*/ -/*! - \qmlsignal XYSeries::onLabelsFormatChanged(string format) - Signal is emitted when the \a format of data value labels is changed. -*/ - -/*! - \enum QAbstractBarSeries::LabelsPosition - - This enum describes the position of the data value labels. - - \value LabelsCenter Label is in the center of the bar. - \value LabelsInsideEnd Label is inside the bar at the high end of it. - \value LabelsInsideBase Label is inside the bar at the low end of it. - \value LabelsOutsideEnd Label is outside the bar at the high end of it. - */ - -/*! - \property QAbstractBarSeries::labelsPosition - Defines the \a position of value labels. - - \sa QAbstractBarSeries::labelsVisible, QAbstractBarSeries::labelsFormat -*/ -/*! - \qmlproperty string AbstractBarSeries::labelsPosition - Defines the \a position of value labels. - - \sa labelsVisible, labelsFormat -*/ -/*! - \fn void QAbstractBarSeries::labelsPositionChanged(QAbstractBarSeries::LabelsPosition position) - Signal is emitted when the \a position of value labels is changed. -*/ -/*! - \qmlsignal AbstractBarSeries::onLabelsPositionChanged(LabelsPosition position) - Signal is emitted when the \a position of value labels is changed. -*/ - -/*! - \fn void QAbstractBarSeries::clicked(int index, QBarSet *barset) - The signal is emitted if the user clicks with a mouse on top of QBarSet \a barset. - Clicked bar inside set is indexed by \a index -*/ -/*! - \qmlsignal AbstractBarSeries::onClicked(int index, BarSet barset) - The signal is emitted if the user clicks with a mouse on top of BarSet. - Clicked bar inside set is indexed by \a index -*/ - -/*! - \fn void QAbstractBarSeries::hovered(bool status, QBarSet* barset) - - The signal is emitted if mouse is hovered on top of series. - Parameter \a barset is the pointer of barset, where hover happened. - Parameter \a status is true, if mouse entered on top of series, false if mouse left from top of series. -*/ - -/*! - \fn void QAbstractBarSeries::hovered(bool status, int index, QBarSet* barset) - - The signal is emitted if mouse is hovered on top of series. - Parameter \a barset is the pointer of barset, where hover happened. - Parameter \a status is true, if mouse entered on top of series, false if mouse left from top of series. - Hovered bar inside the set is indexed by \a index. -*/ -/*! - \qmlsignal AbstractBarSeries::onHovered(bool status, int index, BarSet barset) - - The signal is emitted if mouse is hovered on top of series. - Parameter \a barset is the pointer of barset, where hover happened. - Parameter \a status is true, if mouse entered on top of series, false if mouse left from top of series. - Hovered bar inside the set is indexed by \a index. -*/ - -/*! - \fn void QAbstractBarSeries::countChanged() - This signal is emitted when barset count has been changed, for example by append or remove. -*/ -/*! - \qmlsignal AbstractBarSeries::onCountChanged() - This signal is emitted when barset count has been changed, for example by append or remove. -*/ - -/*! - \fn void QAbstractBarSeries::labelsVisibleChanged() - This signal is emitted when labels visibility have changed. - \sa isLabelsVisible(), setLabelsVisible() -*/ - -/*! - \fn void QAbstractBarSeries::barsetsAdded(QList<QBarSet*> sets) - This signal is emitted when \a sets have been added to the series. - \sa append(), insert() -*/ -/*! - \qmlsignal AbstractBarSeries::onBarsetsAdded(BarSet barset) - Emitted when \a barset has been added to the series. -*/ - -/*! - \fn void QAbstractBarSeries::barsetsRemoved(QList<QBarSet*> sets) - This signal is emitted when \a sets have been removed from the series. - \sa remove() -*/ -/*! - \qmlsignal AbstractBarSeries::onBarsetsRemoved(BarSet barset) - Emitted when \a barset has been removed from the series. -*/ - -/*! - \qmlmethod BarSet AbstractBarSeries::at(int index) - Returns bar set at \a index. Returns null if the index is not valid. -*/ - -/*! - \qmlmethod BarSet AbstractBarSeries::append(string label, VariantList values) - Adds a new bar set with \a label and \a values to \a index. Values is a list of reals. - For example: - \code - myBarSeries.append("set 1", [0, 0.2, 0.2, 0.5, 0.4, 1.5, 0.9]); - \endcode -*/ - -/*! - \qmlmethod BarSet AbstractBarSeries::insert(int index, string label, VariantList values) - Inserts a new bar set with \a label and \a values to \a index. Values can be a list of reals or a list of XYPoints. - If index is zero or smaller, the new barset is prepended. If the index is count or bigger, the new barset is - appended. - \sa AbstractBarSeries::append() -*/ - -/*! - \qmlmethod bool AbstractBarSeries::remove(BarSet barset) - Removes the barset from the series. Returns true if successful, false otherwise. -*/ - -/*! - \qmlmethod AbstractBarSeries::clear() - Removes all barsets from the series. -*/ - -/*! - Destructs abstractbarseries and owned barsets. -*/ -QAbstractBarSeries::~QAbstractBarSeries() -{ - -} - -/*! - \internal -*/ -QAbstractBarSeries::QAbstractBarSeries(QAbstractBarSeriesPrivate &o, QObject *parent) - : QAbstractSeries(o, parent) -{ - Q_D(QAbstractSeries); - QObject::connect(this, SIGNAL(countChanged()), d, SIGNAL(countChanged())); -} - -/*! - Sets the width of the bars of the series. The unit of \a width is the unit of x-axis. The minimum width for bars - is zero and negative values are treated as zero. Setting the width to zero means that width of the bar on screen - is one pixel no matter what the scale of x-axis is. Bars wider than zero are scaled with x-axis. - Note that with \link QBarSeries \endlink this value means the width of one group of bars instead of just one bar. -*/ -void QAbstractBarSeries::setBarWidth(qreal width) -{ - Q_D(QAbstractBarSeries); - d->setBarWidth(width); -} - -/*! - Returns the width of the bars of the series. - \sa setBarWidth() -*/ -qreal QAbstractBarSeries::barWidth() const -{ - Q_D(const QAbstractBarSeries); - return d->barWidth(); -} - -/*! - Adds a set of bars to series. Takes ownership of \a set. If the set is null or is already in series, it won't be appended. - Returns true, if appending succeeded. -*/ -bool QAbstractBarSeries::append(QBarSet *set) -{ - Q_D(QAbstractBarSeries); - bool success = d->append(set); - if (success) { - QList<QBarSet *> sets; - sets.append(set); - set->setParent(this); - emit barsetsAdded(sets); - emit countChanged(); - } - return success; -} - -/*! - Removes barset from series. Releases ownership of \a set. Deletes the set, if remove - was successful. - Returns true, if set was removed. -*/ -bool QAbstractBarSeries::remove(QBarSet *set) -{ - Q_D(QAbstractBarSeries); - bool success = d->remove(set); - if (success) { - QList<QBarSet *> sets; - sets.append(set); - set->setParent(0); - emit barsetsRemoved(sets); - emit countChanged(); - delete set; - set = 0; - } - return success; -} - -/*! - Takes a single \a set from the series. Does not delete the barset object. - - NOTE: The series remains as the barset's parent object. You must set the - parent object to take full ownership. - - Returns true if take was successful. -*/ -bool QAbstractBarSeries::take(QBarSet *set) -{ - Q_D(QAbstractBarSeries); - bool success = d->remove(set); - if (success) { - QList<QBarSet *> sets; - sets.append(set); - emit barsetsRemoved(sets); - emit countChanged(); - } - return success; -} - -/*! - Adds a list of barsets to series. Takes ownership of \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 QAbstractBarSeries::append(QList<QBarSet *> sets) -{ - Q_D(QAbstractBarSeries); - bool success = d->append(sets); - if (success) { - emit barsetsAdded(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 QAbstractBarSeries::insert(int index, QBarSet *set) -{ - Q_D(QAbstractBarSeries); - bool success = d->insert(index, set); - if (success) { - QList<QBarSet *> sets; - sets.append(set); - emit barsetsAdded(sets); - emit countChanged(); - } - return success; -} - -/*! - Removes all barsets from the series. Deletes removed sets. -*/ -void QAbstractBarSeries::clear() -{ - Q_D(QAbstractBarSeries); - QList<QBarSet *> sets = barSets(); - bool success = d->remove(sets); - if (success) { - emit barsetsRemoved(sets); - emit countChanged(); - foreach (QBarSet *set, sets) - delete set; - } -} - -/*! - Returns number of sets in series. -*/ -int QAbstractBarSeries::count() const -{ - Q_D(const QAbstractBarSeries); - return d->m_barSets.count(); -} - -/*! - Returns a list of sets in series. Keeps ownership of sets. - */ -QList<QBarSet *> QAbstractBarSeries::barSets() const -{ - Q_D(const QAbstractBarSeries); - return d->m_barSets; -} - -/*! - Sets the visibility of labels in series to \a visible -*/ -void QAbstractBarSeries::setLabelsVisible(bool visible) -{ - Q_D(QAbstractBarSeries); - if (d->m_labelsVisible != visible) { - d->setLabelsVisible(visible); - emit labelsVisibleChanged(); - } -} - -/*! - Returns the visibility of labels -*/ -bool QAbstractBarSeries::isLabelsVisible() const -{ - Q_D(const QAbstractBarSeries); - return d->m_labelsVisible; -} - -void QAbstractBarSeries::setLabelsFormat(const QString &format) -{ - Q_D(QAbstractBarSeries); - if (d->m_labelsFormat != format) { - d->m_labelsFormat = format; - emit labelsFormatChanged(format); - } -} - -QString QAbstractBarSeries::labelsFormat() const -{ - Q_D(const QAbstractBarSeries); - return d->m_labelsFormat; -} - -void QAbstractBarSeries::setLabelsPosition(QAbstractBarSeries::LabelsPosition position) -{ - Q_D(QAbstractBarSeries); - if (d->m_labelsPosition != position) { - d->m_labelsPosition = position; - emit labelsPositionChanged(position); - } -} - -QAbstractBarSeries::LabelsPosition QAbstractBarSeries::labelsPosition() const -{ - Q_D(const QAbstractBarSeries); - return d->m_labelsPosition; -} - -/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// - -QAbstractBarSeriesPrivate::QAbstractBarSeriesPrivate(QAbstractBarSeries *q) : - QAbstractSeriesPrivate(q), - m_barWidth(0.5), // Default value is 50% of category width - m_labelsVisible(false), - m_visible(true), - m_blockBarUpdate(false), - m_labelsFormat(), - m_labelsPosition(QAbstractBarSeries::LabelsCenter) -{ -} - -int QAbstractBarSeriesPrivate::categoryCount() const -{ - // No categories defined. return count of longest set. - int count = 0; - for (int i = 0; i < m_barSets.count(); i++) { - if (m_barSets.at(i)->count() > count) - count = m_barSets.at(i)->count(); - } - - return count; -} - -void QAbstractBarSeriesPrivate::setBarWidth(qreal width) -{ - if (width < 0.0) - width = 0.0; - m_barWidth = width; - emit updatedLayout(); -} - -qreal QAbstractBarSeriesPrivate::barWidth() const -{ - return m_barWidth; -} - -QBarSet *QAbstractBarSeriesPrivate::barsetAt(int index) -{ - return m_barSets.at(index); -} - -void QAbstractBarSeriesPrivate::setVisible(bool visible) -{ - m_visible = visible; - emit visibleChanged(); -} - -void QAbstractBarSeriesPrivate::setLabelsVisible(bool visible) -{ - m_labelsVisible = visible; - emit labelsVisibleChanged(visible); -} - -qreal QAbstractBarSeriesPrivate::min() -{ - if (m_barSets.count() <= 0) - return 0; - - qreal min = INT_MAX; - - for (int i = 0; i < m_barSets.count(); i++) { - int categoryCount = m_barSets.at(i)->count(); - for (int j = 0; j < categoryCount; j++) { - qreal temp = m_barSets.at(i)->at(j); - if (temp < min) - min = temp; - } - } - return min; -} - -qreal QAbstractBarSeriesPrivate::max() -{ - if (m_barSets.count() <= 0) - return 0; - - qreal max = INT_MIN; - - for (int i = 0; i < m_barSets.count(); i++) { - int categoryCount = m_barSets.at(i)->count(); - for (int j = 0; j < categoryCount; j++) { - qreal temp = m_barSets.at(i)->at(j); - if (temp > max) - max = temp; - } - } - - return max; -} - -qreal QAbstractBarSeriesPrivate::valueAt(int set, int category) -{ - if ((set < 0) || (set >= m_barSets.count())) - return 0; // No set, no value. - else if ((category < 0) || (category >= m_barSets.at(set)->count())) - return 0; // No category, no value. - - return m_barSets.at(set)->at(category); -} - -qreal QAbstractBarSeriesPrivate::percentageAt(int set, int category) -{ - if ((set < 0) || (set >= m_barSets.count())) - return 0; // No set, no value. - else if ((category < 0) || (category >= m_barSets.at(set)->count())) - return 0; // No category, no value. - - qreal value = m_barSets.at(set)->at(category); - qreal sum = categorySum(category); - if (qFuzzyCompare(sum, 0)) - return 0; - - return value / sum; -} - -qreal QAbstractBarSeriesPrivate::categorySum(int category) -{ - qreal sum(0); - int count = m_barSets.count(); // Count sets - for (int set = 0; set < count; set++) { - if (category < m_barSets.at(set)->count()) - sum += m_barSets.at(set)->at(category); - } - return sum; -} - -qreal QAbstractBarSeriesPrivate::absoluteCategorySum(int category) -{ - qreal sum(0); - int count = m_barSets.count(); // Count sets - for (int set = 0; set < count; set++) { - if (category < m_barSets.at(set)->count()) - sum += qAbs(m_barSets.at(set)->at(category)); - } - return sum; -} - -qreal QAbstractBarSeriesPrivate::maxCategorySum() -{ - qreal max = INT_MIN; - int count = categoryCount(); - for (int i = 0; i < count; i++) { - qreal sum = categorySum(i); - if (sum > max) - max = sum; - } - return max; -} - -qreal QAbstractBarSeriesPrivate::minX() -{ - if (m_barSets.count() <= 0) - return 0; - - qreal min = INT_MAX; - - for (int i = 0; i < m_barSets.count(); i++) { - int categoryCount = m_barSets.at(i)->count(); - for (int j = 0; j < categoryCount; j++) { - qreal temp = m_barSets.at(i)->d_ptr.data()->m_values.at(j).x(); - if (temp < min) - min = temp; - } - } - return min; -} - -qreal QAbstractBarSeriesPrivate::maxX() -{ - if (m_barSets.count() <= 0) - return 0; - - qreal max = INT_MIN; - - for (int i = 0; i < m_barSets.count(); i++) { - int categoryCount = m_barSets.at(i)->count(); - for (int j = 0; j < categoryCount; j++) { - qreal temp = m_barSets.at(i)->d_ptr.data()->m_values.at(j).x(); - if (temp > max) - max = temp; - } - } - - return max; -} - -qreal QAbstractBarSeriesPrivate::categoryTop(int category) -{ - // Returns top (sum of all positive values) of category. - // Returns 0, if all values are negative - qreal top(0); - int count = m_barSets.count(); - for (int set = 0; set < count; set++) { - if (category < m_barSets.at(set)->count()) { - qreal temp = m_barSets.at(set)->at(category); - if (temp > 0) { - top += temp; - } - } - } - return top; -} - -qreal QAbstractBarSeriesPrivate::categoryBottom(int category) -{ - // Returns bottom (sum of all negative values) of category - // Returns 0, if all values are positive - qreal bottom(0); - int count = m_barSets.count(); - for (int set = 0; set < count; set++) { - if (category < m_barSets.at(set)->count()) { - qreal temp = m_barSets.at(set)->at(category); - if (temp < 0) { - bottom += temp; - } - } - } - return bottom; -} - -qreal QAbstractBarSeriesPrivate::top() -{ - // Returns top of all categories - qreal top(0); - int count = categoryCount(); - for (int i = 0; i < count; i++) { - qreal temp = categoryTop(i); - if (temp > top) - top = temp; - } - return top; -} - -qreal QAbstractBarSeriesPrivate::bottom() -{ - // Returns bottom of all categories - qreal bottom(0); - int count = categoryCount(); - for (int i = 0; i < count; i++) { - qreal temp = categoryBottom(i); - if (temp < bottom) - bottom = temp; - } - return bottom; -} - -bool QAbstractBarSeriesPrivate::blockBarUpdate() -{ - return m_blockBarUpdate; -} - -void QAbstractBarSeriesPrivate::initializeDomain() -{ - qreal minX(domain()->minX()); - qreal minY(domain()->minY()); - qreal maxX(domain()->maxX()); - qreal maxY(domain()->maxY()); - - qreal seriesMinX = this->minX(); - qreal seriesMaxX = this->maxX(); - qreal y = max(); - minX = qMin(minX, seriesMinX - (qreal)0.5); - minY = qMin(minY, y); - maxX = qMax(maxX, seriesMaxX + (qreal)0.5); - maxY = qMax(maxY, y); - - domain()->setRange(minX, maxX, minY, maxY); -} - -QList<QLegendMarker*> QAbstractBarSeriesPrivate::createLegendMarkers(QLegend* legend) -{ - Q_Q(QAbstractBarSeries); - QList<QLegendMarker*> markers; - - foreach(QBarSet* set, q->barSets()) { - QBarLegendMarker* marker = new QBarLegendMarker(q,set,legend); - markers << marker; - } - return markers; -} - - -bool QAbstractBarSeriesPrivate::append(QBarSet *set) -{ - if ((m_barSets.contains(set)) || (set == 0)) - return false; // Fail if set is already in list or set is null. - - m_barSets.append(set); - QObject::connect(set->d_ptr.data(), SIGNAL(updatedLayout()), this, SIGNAL(updatedLayout())); - QObject::connect(set->d_ptr.data(), SIGNAL(updatedBars()), this, SIGNAL(updatedBars())); - QObject::connect(set->d_ptr.data(), SIGNAL(restructuredBars()), this, SIGNAL(restructuredBars())); - - emit restructuredBars(); // this notifies barchartitem - return true; -} - -bool QAbstractBarSeriesPrivate::remove(QBarSet *set) -{ - if (!m_barSets.contains(set)) - return false; // Fail if set is not in list - - m_barSets.removeOne(set); - QObject::disconnect(set->d_ptr.data(), SIGNAL(updatedLayout()), this, SIGNAL(updatedLayout())); - QObject::disconnect(set->d_ptr.data(), SIGNAL(updatedBars()), this, SIGNAL(updatedBars())); - QObject::disconnect(set->d_ptr.data(), SIGNAL(restructuredBars()), this, SIGNAL(restructuredBars())); - - emit restructuredBars(); // this notifies barchartitem - return true; -} - -bool QAbstractBarSeriesPrivate::append(QList<QBarSet * > sets) -{ - foreach (QBarSet *set, sets) { - if ((set == 0) || (m_barSets.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 (QBarSet *set, sets) { - m_barSets.append(set); - QObject::connect(set->d_ptr.data(), SIGNAL(updatedLayout()), this, SIGNAL(updatedLayout())); - QObject::connect(set->d_ptr.data(), SIGNAL(updatedBars()), this, SIGNAL(updatedBars())); - QObject::connect(set->d_ptr.data(), SIGNAL(restructuredBars()), this, SIGNAL(restructuredBars())); - } - - emit restructuredBars(); // this notifies barchartitem - return true; -} - -bool QAbstractBarSeriesPrivate::remove(QList<QBarSet * > sets) -{ - if (sets.count() == 0) - return false; - - foreach (QBarSet *set, sets) { - if ((set == 0) || (!m_barSets.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 (QBarSet *set, sets) { - m_barSets.removeOne(set); - QObject::disconnect(set->d_ptr.data(), SIGNAL(updatedLayout()), this, SIGNAL(updatedLayout())); - QObject::disconnect(set->d_ptr.data(), SIGNAL(updatedBars()), this, SIGNAL(updatedBars())); - QObject::disconnect(set->d_ptr.data(), SIGNAL(restructuredBars()), this, SIGNAL(restructuredBars())); - } - - emit restructuredBars(); // this notifies barchartitem - - return true; -} - -bool QAbstractBarSeriesPrivate::insert(int index, QBarSet *set) -{ - if ((m_barSets.contains(set)) || (set == 0)) - return false; // Fail if set is already in list or set is null. - - m_barSets.insert(index, set); - QObject::connect(set->d_ptr.data(), SIGNAL(updatedLayout()), this, SIGNAL(updatedLayout())); - QObject::connect(set->d_ptr.data(), SIGNAL(updatedBars()), this, SIGNAL(updatedBars())); - QObject::connect(set->d_ptr.data(), SIGNAL(restructuredBars()), this, SIGNAL(restructuredBars())); - - emit restructuredBars(); // this notifies barchartitem - return true; -} - -void QAbstractBarSeriesPrivate::initializeAxes() -{ - Q_Q(QAbstractBarSeries); - - foreach(QAbstractAxis* axis, m_axes) { - - if (axis->type() == QAbstractAxis::AxisTypeBarCategory) { - switch (q->type()) { - case QAbstractSeries::SeriesTypeHorizontalBar: - case QAbstractSeries::SeriesTypeHorizontalPercentBar: - case QAbstractSeries::SeriesTypeHorizontalStackedBar: - if (axis->orientation() == Qt::Vertical) - populateCategories(qobject_cast<QBarCategoryAxis *>(axis)); - break; - case QAbstractSeries::SeriesTypeBar: - case QAbstractSeries::SeriesTypePercentBar: - case QAbstractSeries::SeriesTypeStackedBar: - case QAbstractSeries::SeriesTypeBoxPlot: - if (axis->orientation() == Qt::Horizontal) - populateCategories(qobject_cast<QBarCategoryAxis *>(axis)); - break; - default: - qWarning() << "Unexpected series type"; - break; - } - } - } -} - -QAbstractAxis::AxisType QAbstractBarSeriesPrivate::defaultAxisType(Qt::Orientation orientation) const -{ - Q_Q(const QAbstractBarSeries); - - switch (q->type()) { - case QAbstractSeries::SeriesTypeHorizontalBar: - case QAbstractSeries::SeriesTypeHorizontalPercentBar: - case QAbstractSeries::SeriesTypeHorizontalStackedBar: - if (orientation == Qt::Vertical) - return QAbstractAxis::AxisTypeBarCategory; - break; - case QAbstractSeries::SeriesTypeBar: - case QAbstractSeries::SeriesTypePercentBar: - case QAbstractSeries::SeriesTypeStackedBar: - case QAbstractSeries::SeriesTypeBoxPlot: - if (orientation == Qt::Horizontal) - return QAbstractAxis::AxisTypeBarCategory; - break; - default: - qWarning() << "Unexpected series type"; - break; - } - return QAbstractAxis::AxisTypeValue; - -} - -void QAbstractBarSeriesPrivate::populateCategories(QBarCategoryAxis *axis) -{ - QStringList categories; - if (axis->categories().isEmpty()) { - for (int i(1); i < categoryCount() + 1; i++) - categories << presenter()->numberToString(i); - axis->append(categories); - } -} - -QAbstractAxis* QAbstractBarSeriesPrivate::createDefaultAxis(Qt::Orientation orientation) const -{ - if (defaultAxisType(orientation) == QAbstractAxis::AxisTypeBarCategory) - return new QBarCategoryAxis; - else - return new QValueAxis; -} - -void QAbstractBarSeriesPrivate::initializeTheme(int index, ChartTheme* theme, bool forced) -{ - m_blockBarUpdate = true; // Ensures that the bars are not updated before the theme is ready - - const QList<QGradient> gradients = theme->seriesGradients(); - - qreal takeAtPos = 0.5; - qreal step = 0.2; - if (m_barSets.count() > 1) { - step = 1.0 / (qreal) m_barSets.count(); - if (m_barSets.count() % gradients.count()) - step *= gradients.count(); - else - step *= (gradients.count() - 1); - } - - for (int i(0); i < m_barSets.count(); i++) { - int colorIndex = (index + i) % gradients.count(); - if (i > 0 && i %gradients.count() == 0) { - // There is no dedicated base color for each sets, generate more colors - takeAtPos += step; - if (takeAtPos == 1.0) - takeAtPos += step; - takeAtPos -= (int) takeAtPos; - } - if (forced || QChartPrivate::defaultBrush() == m_barSets.at(i)->d_ptr->m_brush) - m_barSets.at(i)->setBrush(ChartThemeManager::colorAt(gradients.at(colorIndex), takeAtPos)); - - // Pick label color from the opposite end of the gradient. - // 0.3 as a boundary seems to work well. - if (forced || QChartPrivate::defaultBrush() == m_barSets.at(i)->d_ptr->m_labelBrush) { - if (takeAtPos < 0.3) - m_barSets.at(i)->setLabelBrush(ChartThemeManager::colorAt(gradients.at(index % gradients.size()), 1)); - else - m_barSets.at(i)->setLabelBrush(ChartThemeManager::colorAt(gradients.at(index % gradients.size()), 0)); - } - if (forced || QChartPrivate::defaultPen() == m_barSets.at(i)->d_ptr->m_pen) { - QColor c = ChartThemeManager::colorAt(gradients.at(index % gradients.size()), 0.0); - m_barSets.at(i)->setPen(c); - } - } - m_blockBarUpdate = false; - emit updatedBars(); -} - -void QAbstractBarSeriesPrivate::initializeAnimations(QChart::AnimationOptions options) -{ - AbstractBarChartItem *bar = static_cast<AbstractBarChartItem *>(m_item.data()); - Q_ASSERT(bar); - if (bar->animation()) - bar->animation()->stopAndDestroyLater(); - - if (options.testFlag(QChart::SeriesAnimations)) - bar->setAnimation(new BarAnimation(bar)); - else - bar->setAnimation(0); - QAbstractSeriesPrivate::initializeAnimations(options); -} - -#include "moc_qabstractbarseries.cpp" -#include "moc_qabstractbarseries_p.cpp" - -QTCOMMERCIALCHART_END_NAMESPACE |