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/****************************************************************************
**
** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QT3D_QASPECTFACTORY_H
#define QT3D_QASPECTFACTORY_H
#include <QSharedDataPointer>
#include <QStringList>
#include <Qt3DCore/qt3dcore_global.h>
QT_BEGIN_NAMESPACE
class QObject;
namespace Qt3D {
class QAbstractAspect;
class QAspectFactoryPrivate;
class QT3DCORESHARED_EXPORT QAspectFactory
{
public:
typedef QAbstractAspect *(*CreateFunction)(QObject *);
template<class AspectType>
static QAbstractAspect *functionHelper(QObject *parent)
{
return new AspectType(parent);
}
QAspectFactory();
QAspectFactory(const QAspectFactory &other);
~QAspectFactory();
QAspectFactory &operator=(const QAspectFactory &other);
#ifdef Q_COMPILER_RVALUE_REFS
QAspectFactory &operator=(QAspectFactory &&other) Q_DECL_NOTHROW
{
d.swap(other.d);
return *this;
}
#endif
inline void swap(QAspectFactory &other) Q_DECL_NOTHROW { d.swap(other.d); }
void addFactory(const QString &name, CreateFunction factory);
QStringList availableFactories() const;
QAbstractAspect *createAspect(const QString &aspect, QObject *parent = 0) const;
private:
QSharedDataPointer<QAspectFactoryPrivate> d;
};
} // namespace Qt3D
QT_END_NAMESPACE
#define QT3D_REGISTER_NAMESPACED_ASPECT(name, AspectNamespace, AspectType) \
QT_BEGIN_NAMESPACE \
namespace Qt3D { \
QT3DCORESHARED_EXPORT void qt3d_QAspectFactoryPrivate_addDefaultFactory(const QString &, QAspectFactory::CreateFunction); \
} \
QT_END_NAMESPACE \
namespace { \
void qt3d_ ## AspectType ## _registerFunction() \
{ \
using namespace QT_PREPEND_NAMESPACE(Qt3D); \
qt3d_QAspectFactoryPrivate_addDefaultFactory(QStringLiteral(name), &QAspectFactory::functionHelper<AspectNamespace::AspectType>); \
} \
\
Q_CONSTRUCTOR_FUNCTION(qt3d_ ## AspectType ## _registerFunction) \
}
#define QT3D_REGISTER_ASPECT(name, AspectType) \
QT3D_REGISTER_NAMESPACED_ASPECT(name, , AspectType)
#endif // QT3D_QASPECTFACTORY_H
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