diff options
Diffstat (limited to 'src/datavisualization/data/qbar3dseries.cpp')
| -rw-r--r-- | src/datavisualization/data/qbar3dseries.cpp | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/src/datavisualization/data/qbar3dseries.cpp b/src/datavisualization/data/qbar3dseries.cpp new file mode 100644 index 00000000..c04f8ca2 --- /dev/null +++ b/src/datavisualization/data/qbar3dseries.cpp @@ -0,0 +1,220 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc +** All rights reserved. +** For any questions to Digia, please use contact form at http://qt.digia.com +** +** This file is part of the QtDataVisualization module. +** +** 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 +** +****************************************************************************/ + +#include "qbar3dseries_p.h" +#include "bars3dcontroller_p.h" + +QT_DATAVISUALIZATION_BEGIN_NAMESPACE + +/*! + * \class QBar3DSeries + * \inmodule QtDataVisualization + * \brief Base series class for Q3DBars. + * \since Qt Data Visualization 1.0 + * + * QBar3DSeries manages the series specific visual elements, as well as series data + * (via data proxy). + * + * If no data proxy is set explicitly for the series, QBar3DSeries creates a default + * proxy. If any other proxy is set as active data proxy later, the default proxy and all data + * added to it are destroyed. + * + * QBar3DSeries optionally keeps track of row and column labels, which Q3DCategoryAxis can utilize + * to show axis labels. The row and column labels are stored in separate array from the data and + * row manipulation methods provide an alternate versions that don't affect the row labels. + * This enables the option of having row labels that relate to the position of the data in the + * array rather than the data itself. + * + * QBar3DSeries supports the following format tags for QAbstract3DSeries::setItemLabelFormat(): + * \table + * \row + * \li @rowTitle \li Title from row axis + * \row + * \li @colTitle \li Title from column axis + * \row + * \li @valueTitle \li Title from value axis + * \row + * \li @rowIdx \li Visible row index + * \row + * \li @colIdx \li Visible Column index + * \row + * \li @rowLabel \li Label from row axis + * \row + * \li @colLabel \li Label from column axis + * \row + * \li @valueLabel \li Item value formatted using the same format the value axis attached to the graph uses, + * see \l{Q3DValueAxis::setLabelFormat()} for more information. + * \row + * \li %<format spec> \li Item value in specified format. + * \endtable + * + * For example: + * \snippet doc_src_qtdatavisualization.cpp 1 + * + * \sa {Qt Data Visualization Data Handling} + */ + +/*! + * \qmltype Bar3DSeries + * \inqmlmodule QtDataVisualization + * \since QtDataVisualization 1.0 + * \ingroup datavisualization_qml + * \instantiates QBar3DSeries + * \inherits Abstract3DSeries + * \brief Base series type for Bars3D. + * + * This type manages the series specific visual elements, as well as series data + * (via data proxy). + * + * For more complete description, see QBar3DSeries. + * + * \sa {Qt Data Visualization Data Handling} + */ + + +/*! + * Constructs QBar3DSeries with the given \a parent. + */ +QBar3DSeries::QBar3DSeries(QObject *parent) : + QAbstract3DSeries(new QBar3DSeriesPrivate(this), parent) +{ + // Default proxy + dptr()->setDataProxy(new QBarDataProxy); +} + +QBar3DSeries::QBar3DSeries(QBarDataProxy *dataProxy, QObject *parent) : + QAbstract3DSeries(new QBar3DSeriesPrivate(this), parent) +{ + dptr()->setDataProxy(dataProxy); +} + +/*! + * \internal + */ +QBar3DSeries::QBar3DSeries(QBar3DSeriesPrivate *d, QObject *parent) : + QAbstract3DSeries(d, parent) +{ +} + +/*! + * Destroys QBar3DSeries. + */ +QBar3DSeries::~QBar3DSeries() +{ +} + +/*! + * \property QBar3DSeries::dataProxy + * + * This property holds the active data \a proxy. The series assumes ownership of any proxy set to + * it and deletes any previously set proxy when a new one is added. The \a proxy cannot be null or + * set to another series. + */ +void QBar3DSeries::setDataProxy(QBarDataProxy *proxy) +{ + d_ptr->setDataProxy(proxy); +} + +QBarDataProxy *QBar3DSeries::dataProxy() const +{ + return static_cast<QBarDataProxy *>(d_ptr->dataProxy()); +} + +/*! + * \internal + */ +QBar3DSeriesPrivate *QBar3DSeries::dptr() +{ + return static_cast<QBar3DSeriesPrivate *>(d_ptr.data()); +} + +/*! + * \internal + */ +const QBar3DSeriesPrivate *QBar3DSeries::dptrc() const +{ + return static_cast<const QBar3DSeriesPrivate *>(d_ptr.data()); +} + +// QBar3DSeriesPrivate + +QBar3DSeriesPrivate::QBar3DSeriesPrivate(QBar3DSeries *q) + : QAbstract3DSeriesPrivate(q, QAbstract3DSeries::SeriesTypeBar) +{ + m_itemLabelFormat = QStringLiteral("@valueTitle: @valueLabel"); +} + +QBar3DSeriesPrivate::~QBar3DSeriesPrivate() +{ +} + +QBar3DSeries *QBar3DSeriesPrivate::qptr() +{ + return static_cast<QBar3DSeries *>(q_ptr); +} + +void QBar3DSeriesPrivate::setDataProxy(QAbstractDataProxy *proxy) +{ + Q_ASSERT(proxy->type() == QAbstractDataProxy::DataTypeBar); + + QAbstract3DSeriesPrivate::setDataProxy(proxy); + + emit qptr()->dataProxyChanged(static_cast<QBarDataProxy *>(proxy)); +} + +void QBar3DSeriesPrivate::connectControllerAndProxy(Abstract3DController *newController) +{ + QBarDataProxy *barDataProxy = static_cast<QBarDataProxy *>(m_dataProxy); + + if (m_controller && barDataProxy) { + //Disconnect old controller/old proxy + QObject::disconnect(barDataProxy, 0, m_controller, 0); + QObject::disconnect(q_ptr, 0, m_controller, 0); + } + + if (newController && barDataProxy) { + Bars3DController *controller = static_cast<Bars3DController *>(newController); + + QObject::connect(barDataProxy, &QBarDataProxy::arrayReset, controller, + &Bars3DController::handleArrayReset); + QObject::connect(barDataProxy, &QBarDataProxy::rowsAdded, controller, + &Bars3DController::handleRowsAdded); + QObject::connect(barDataProxy, &QBarDataProxy::rowsChanged, controller, + &Bars3DController::handleRowsChanged); + QObject::connect(barDataProxy, &QBarDataProxy::rowsRemoved, controller, + &Bars3DController::handleRowsRemoved); + QObject::connect(barDataProxy, &QBarDataProxy::rowsInserted, controller, + &Bars3DController::handleRowsInserted); + QObject::connect(barDataProxy, &QBarDataProxy::itemChanged, controller, + &Bars3DController::handleItemChanged); + QObject::connect(barDataProxy, &QBarDataProxy::rowLabelsChanged, controller, + &Bars3DController::handleDataRowLabelsChanged); + QObject::connect(barDataProxy, &QBarDataProxy::columnLabelsChanged, controller, + &Bars3DController::handleDataColumnLabelsChanged); + + QObject::connect(q_ptr, &QAbstract3DSeries::visibilityChanged, controller, + &Abstract3DController::handleSeriesVisibilityChanged); + + // Always clear selection on proxy change + // TODO: setSelectedBar(noSelectionPoint()); + + newController->handleSeriesVisibilityChanged(m_visible); + } +} + +QT_DATAVISUALIZATION_END_NAMESPACE |