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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Data Visualization module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "q3dobject_p.h"
#include "q3dscene_p.h"
QT_BEGIN_NAMESPACE_DATAVISUALIZATION
/*!
\class Q3DObject
\inmodule QtDataVisualization
\brief The Q3DObject class is a simple base class for all the objects in a
3D scene.
\since QtDataVisualization 1.0
Contains position information for an object in a 3D scene.
The object is considered to be a single point in the coordinate space without dimensions.
*/
/*!
\qmltype Object3D
\inqmlmodule QtDataVisualization
\since QtDataVisualization 1.0
\ingroup datavisualization_qml
\instantiates Q3DObject
\brief A base type for all the objects in a 3D scene.
An uncreatable base type that contains position information for an object in
a 3D scene. The object is considered to be a single point in the coordinate space without
dimensions.
*/
/*!
* \qmlproperty vector3d Object3D::position
*
* The 3D position of the object.
*
* \note Currently setting this property has no effect for Camera3D, as the position is handled
* internally.
*/
/*!
* Constructs a new 3D object with the position set to origin by default. An
* optional \a parent parameter can be given and is then passed to the QObject
* constructor.
*/
Q3DObject::Q3DObject(QObject *parent) :
QObject(parent),
d_ptr(new Q3DObjectPrivate(this))
{
}
/*!
* Destroys the 3D object.
*/
Q3DObject::~Q3DObject()
{
}
/*!
* Copies the 3D object position from the given \a source 3D object to this 3D object instance.
*/
void Q3DObject::copyValuesFrom(const Q3DObject &source)
{
d_ptr->m_position = source.d_ptr->m_position;
setDirty(true);
}
/*!
* \property Q3DObject::parentScene
*
* \brief The parent scene as a read only value.
*
* If the object has no parent scene, the value is 0.
*/
Q3DScene *Q3DObject::parentScene()
{
return qobject_cast<Q3DScene *>(parent());
}
/*!
* \property Q3DObject::position
*
* \brief The 3D position of the object.
*
* \note Currently setting this property has no effect for Q3DCamera, as the position is handled
* internally.
*/
QVector3D Q3DObject::position() const
{
return d_ptr->m_position;
}
void Q3DObject::setPosition(const QVector3D &position)
{
if (d_ptr->m_position != position) {
d_ptr->m_position = position;
setDirty(true);
emit positionChanged(d_ptr->m_position);
}
}
/*!
* Sets \a dirty to \c true if the 3D object has changed since the last update.
*/
void Q3DObject::setDirty(bool dirty)
{
d_ptr->m_isDirty = dirty;
if (parentScene())
parentScene()->d_ptr->markDirty();
}
/*!
* Returns whether the 3D object has changed.
*/
bool Q3DObject::isDirty() const
{
return d_ptr->m_isDirty;
}
Q3DObjectPrivate::Q3DObjectPrivate(Q3DObject *q) :
q_ptr(q),
m_isDirty(true)
{
}
Q3DObjectPrivate::~Q3DObjectPrivate()
{
}
QT_END_NAMESPACE_DATAVISUALIZATION
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