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| |
| #include "qcategory3daxis_p.h" |
| #include "bars3dcontroller_p.h" |
| |
| QT_BEGIN_NAMESPACE_DATAVISUALIZATION |
| |
| /*! |
| * \class QCategory3DAxis |
| * \inmodule QtDataVisualization |
| * \brief The QCategory3DAxis class manipulates an axis of a graph. |
| * \since QtDataVisualization 1.0 |
| * |
| * QCategory3DAxis provides an axis that can be given labels. The axis is divided into equal-sized |
| * categories based on the data window size defined by setting the axis range. |
| * |
| * Grid lines are drawn between categories, if visible. Labels are drawn to positions of categories |
| * if provided. |
| */ |
| |
| /*! |
| * \qmltype CategoryAxis3D |
| * \inqmlmodule QtDataVisualization |
| * \since QtDataVisualization 1.0 |
| * \ingroup datavisualization_qml |
| * \instantiates QCategory3DAxis |
| * \inherits AbstractAxis3D |
| * \brief Manipulates an axis of a graph. |
| * |
| * This type provides an axis that can be given labels. |
| */ |
| |
| /*! |
| * \qmlproperty list CategoryAxis3D::labels |
| * |
| * The labels for the axis applied to categories. If there are fewer labels than categories, the |
| * remaining ones do not have a label. If category labels are not defined explicitly, labels are |
| * generated from the data row (or column) labels of the primary series of the graph. |
| */ |
| |
| /*! |
| * Constructs a category 3D axis with the parent \a parent. |
| */ |
| QCategory3DAxis::QCategory3DAxis(QObject *parent) : |
| QAbstract3DAxis(new QCategory3DAxisPrivate(this), parent) |
| { |
| connect(this, &QCategory3DAxis::labelsChanged, this, &QAbstract3DAxis::labelsChanged); |
| } |
| |
| /*! |
| * Destroys the category 3D axis. |
| */ |
| QCategory3DAxis::~QCategory3DAxis() |
| { |
| } |
| |
| /*! |
| * \property QCategory3DAxis::labels |
| * |
| * \brief The labels for the axis applied to categories. |
| * |
| * If there are fewer labels than categories, the |
| * remaining ones do not have a label. If category labels are not defined explicitly, labels are |
| * generated from the data row (or column) labels of the primary series of the graph. |
| */ |
| QStringList QCategory3DAxis::labels() const |
| { |
| return QAbstract3DAxis::labels(); |
| } |
| |
| void QCategory3DAxis::setLabels(const QStringList &labels) |
| { |
| dptr()->m_labelsExplicitlySet = !labels.isEmpty(); |
| bool labelsFromData = false; |
| |
| // Get labels from data proxy if axis is attached to a bar controller and an active axis there |
| if (labels.isEmpty()) { |
| Bars3DController *controller = qobject_cast<Bars3DController *>(parent()); |
| if (controller) { |
| if (controller->axisX() == this) { |
| controller->handleDataRowLabelsChanged(); |
| labelsFromData = true; |
| } else if (controller->axisZ() == this) { |
| controller->handleDataColumnLabelsChanged(); |
| labelsFromData = true; |
| } |
| } |
| } |
| |
| if (!labelsFromData && d_ptr->m_labels != labels) { |
| d_ptr->m_labels = labels; |
| emit labelsChanged(); |
| } |
| } |
| |
| /*! |
| * \internal |
| */ |
| QCategory3DAxisPrivate *QCategory3DAxis::dptr() |
| { |
| return static_cast<QCategory3DAxisPrivate *>(d_ptr.data()); |
| } |
| |
| QCategory3DAxisPrivate::QCategory3DAxisPrivate(QCategory3DAxis *q) |
| : QAbstract3DAxisPrivate(q, QAbstract3DAxis::AxisTypeCategory), |
| m_labelsExplicitlySet(false) |
| { |
| } |
| |
| QCategory3DAxisPrivate::~QCategory3DAxisPrivate() |
| { |
| } |
| |
| /*! |
| * \internal |
| * Controller uses this function to set labels from data proxy as category labels. |
| * If the labels have been set explicitly by the user, data proxy labels are not used. |
| */ |
| void QCategory3DAxisPrivate::setDataLabels(const QStringList &labels) |
| { |
| if (!m_labelsExplicitlySet && m_labels != labels) { |
| m_labels = labels; |
| emit qptr()->labelsChanged(); |
| } |
| } |
| |
| bool QCategory3DAxisPrivate::allowZero() |
| { |
| return true; |
| } |
| |
| bool QCategory3DAxisPrivate::allowNegatives() |
| { |
| return false; |
| } |
| |
| bool QCategory3DAxisPrivate::allowMinMaxSame() |
| { |
| return true; |
| } |
| |
| QCategory3DAxis *QCategory3DAxisPrivate::qptr() |
| { |
| return static_cast<QCategory3DAxis *>(q_ptr); |
| } |
| |
| QT_END_NAMESPACE_DATAVISUALIZATION |