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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtQuick module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 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 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QQuickPARTICLEGROUP
#define QQuickPARTICLEGROUP
#include <private/qquickspriteengine_p.h>
#include "qquickparticlesystem_p.h"
#include "qqmlparserstatus.h"
QT_BEGIN_NAMESPACE
class QQuickParticleGroup : public QQuickStochasticState, public QQmlParserStatus
{
Q_OBJECT
//### Would setting limits per group be useful? Or clutter the API?
//Q_PROPERTY(int maximumAlive READ maximumAlive WRITE setMaximumAlive NOTIFY maximumAliveChanged)
Q_PROPERTY(QQuickParticleSystem* system READ system WRITE setSystem NOTIFY systemChanged)
//Intercept children requests and assign to the group & system
Q_PROPERTY(QQmlListProperty<QObject> particleChildren READ particleChildren DESIGNABLE false)//### Hidden property for in-state system definitions - ought not to be used in actual "Sprite" states
Q_CLASSINFO("DefaultProperty", "particleChildren")
Q_INTERFACES(QQmlParserStatus)
public:
explicit QQuickParticleGroup(QObject* parent = 0);
QQmlListProperty<QObject> particleChildren();
int maximumAlive() const
{
return m_maximumAlive;
}
QQuickParticleSystem* system() const
{
return m_system;
}
public slots:
void setMaximumAlive(int arg)
{
if (m_maximumAlive != arg) {
m_maximumAlive = arg;
emit maximumAliveChanged(arg);
}
}
void setSystem(QQuickParticleSystem* arg);
void delayRedirect(QObject* obj);
signals:
void maximumAliveChanged(int arg);
void systemChanged(QQuickParticleSystem* arg);
protected:
virtual void componentComplete();
virtual void classBegin(){;}
private:
void performDelayedRedirects();
int m_maximumAlive;
QQuickParticleSystem* m_system;
QList<QObject*> m_delayedRedirects;
};
QT_END_NAMESPACE
#endif
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