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++ // Copyright (C) 2017 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include "qsurfacedataitem_p.h"
++
++ QT_BEGIN_NAMESPACE
++
++ /*!
++ * \class QSurfaceDataItem
++ * \inmodule QtDataVisualization
++ * \brief The QSurfaceDataItem class provides a container for resolved data to be added to surface
++ * graphs.
++ * \since QtDataVisualization 1.0
++ *
++ * A surface data item holds the data for a single vertex in a surface graph.
++ * Surface data proxies parse data into QSurfaceDataItem instances for
++ * visualization.
++ *
++ * \sa QSurfaceDataProxy, {Qt Data Visualization C++ Classes}
++ */
++
++ /*!
++ * Constructs a surface data item.
++ */
++ QSurfaceDataItem::QSurfaceDataItem() = default;
++
++ /*!
++ * Constructs a surface data item at the position \a position.
++ */
++ QSurfaceDataItem::QSurfaceDataItem(const QVector3D &position)
++ : m_position(position)
++ {
++ }
++
++ /*!
++ * Constructs a copy of \a other.
++ */
++ QSurfaceDataItem::QSurfaceDataItem(const QSurfaceDataItem &other)
++ {
++ operator=(other);
++ }
++
++ /*!
++ * Deletes a surface data item.
++ */
++ QSurfaceDataItem::~QSurfaceDataItem() = default;
++
++ /*!
++ * Assigns a copy of \a other to this object.
++ */
++ QSurfaceDataItem &QSurfaceDataItem::operator=(const QSurfaceDataItem &other)
++ {
++ m_position = other.m_position;
++
++ if (other.d_ptr)
++ createExtraData();
++ else
++ d_ptr = 0;
++
++ return *this;
++ }
++
++ /*!
++ * \fn void QSurfaceDataItem::setPosition(const QVector3D &pos)
++ * Sets the position \a pos to this data item.
++ */
++
++ /*!
++ * \fn QVector3D QSurfaceDataItem::position() const
++ * Returns the position of this data item.
++ */
++
++ /*!
++ * \fn void QSurfaceDataItem::setX(float value)
++ * Sets the x-coordinate of the item position to the value \a value.
++ */
++
++ /*!
++ * \fn void QSurfaceDataItem::setY(float value)
++ * Sets the y-coordinate of the item position to the value \a value.
++ */
++
++ /*!
++ * \fn void QSurfaceDataItem::setZ(float value)
++ * Sets the z-coordinate of the item position to the value \a value.
++ */
++
++ /*!
++ * \fn float QSurfaceDataItem::x() const
++ * Returns the x-coordinate of the position of this data item.
++ */
++
++ /*!
++ * \fn float QSurfaceDataItem::y() const
++ * Returns the y-coordinate of the position of this data item.
++ */
++
++ /*!
++ * \fn float QSurfaceDataItem::z() const
++ * Returns the z-coordinate of the position of this data item.
++ */
++
++ /*!
++ * \internal
++ */
++ void QSurfaceDataItem::createExtraData()
++ {
++ if (!d_ptr)
++ d_ptr = new QSurfaceDataItemPrivate;
++ }
++
++ QSurfaceDataItemPrivate::QSurfaceDataItemPrivate()
++ {
++ }
++
++ QSurfaceDataItemPrivate::~QSurfaceDataItemPrivate()
++ {
++ }
++
++ QT_END_NAMESPACE