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/****************************************************************************
**
** 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 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 "qscatterdataitem_p.h"
QT_BEGIN_NAMESPACE_DATAVISUALIZATION
/*!
* \class QScatterDataItem
* \inmodule QtDataVisualization
* \brief The QScatterDataItem class provides a container for resolved data to be added to scatter
* graphs.
* \since Qt Data Visualization 1.0
*
* A QScatterDataItem holds data for a single rendered item in a scatter graph.
* Scatter data proxies parse data into QScatterDataItem instances for visualizing.
*
* \sa QScatterDataProxy, {Qt Data Visualization C++ Classes}
*/
/*!
* Constructs QScatterDataItem.
*/
QScatterDataItem::QScatterDataItem()
: d_ptr(0), // private data doesn't exist by default (optimization)
m_rotationAxis(upVector),
m_rotationAngle(0.0f)
{
}
/*!
* Constructs QScatterDataItem with \a position.
*/
QScatterDataItem::QScatterDataItem(const QVector3D &position)
: d_ptr(0),
m_position(position),
m_rotationAxis(upVector),
m_rotationAngle(0.0f)
{
}
QScatterDataItem::QScatterDataItem(const QVector3D &position, const QVector3D &rotationAxis,
float rotationAngle)
: d_ptr(0),
m_position(position),
m_rotationAxis(rotationAxis),
m_rotationAngle(rotationAngle)
{
}
/*!
* Constructs a copy of \a other.
*/
QScatterDataItem::QScatterDataItem(const QScatterDataItem &other)
{
operator=(other);
}
/*!
* Destroys QScatterDataItem.
*/
QScatterDataItem::~QScatterDataItem()
{
}
/*!
* Assigns a copy of \a other to this object.
*/
QScatterDataItem &QScatterDataItem::operator=(const QScatterDataItem &other)
{
m_position = other.m_position;
m_rotationAxis = other.m_rotationAxis;
m_rotationAngle = other.m_rotationAngle;
if (other.d_ptr)
createExtraData();
else
d_ptr = 0;
return *this;
}
/*!
* \fn void QScatterDataItem::setPosition(const QVector3D &position)
* Sets \a position to this data item.
*/
/*!
* \fn QVector3D QScatterDataItem::position() const
* \return position of this data item.
*/
/*!
* \fn void QScatterDataItem::setRotationAxis(const QVector3D &axis)
* Sets rotation \a axis of this data item.
* If the series also has rotation, the resulting rotation quaternions
* are multiplied together at render time.
* Defaults to Y-axis.
*
* \sa setRotationAngle()
*/
/*!
* \fn QVector3D QScatterDataItem::rotationAxis() const
* \return rotation axis of this data item.
* \sa setRotationAxis(), setRotationAngle()
*/
/*!
* \fn void QScatterDataItem::setRotationAngle(float angle)
* Sets rotation \a angle of this data item.
* If the series also has rotation, the resulting rotation quaternions
* are multiplied together at render time.
* Defaults to no rotation.
*
* \sa setRotationAxis()
*/
/*!
* \fn float QScatterDataItem::rotationAngle() const
* \return rotation angle of this data item.
* \sa setRotationAxis(), setRotationAngle()
*/
/*!
* \fn void QScatterDataItem::setX(float value)
* Sets the X component of the item position to the \a value.
*/
/*!
* \fn void QScatterDataItem::setY(float value)
* Sets the Y component of the item position to the \a value.
*/
/*!
* \fn void QScatterDataItem::setZ(float value)
* Sets the Z component of the item position to the \a value.
*/
/*!
* \fn float QScatterDataItem::x() const
* \return the X component of the position of this data item.
*/
/*!
* \fn float QScatterDataItem::y() const
* \return the Y component of the position of this data item.
*/
/*!
* \fn float QScatterDataItem::z() const
* \return the Z component of the position of this data item.
*/
/*!
* \internal
*/
void QScatterDataItem::createExtraData()
{
if (!d_ptr)
d_ptr = new QScatterDataItemPrivate;
}
QScatterDataItemPrivate::QScatterDataItemPrivate()
{
}
QScatterDataItemPrivate::~QScatterDataItemPrivate()
{
}
QT_END_NAMESPACE_DATAVISUALIZATION
|
