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Diffstat (limited to 'src/declarative/particles/qsgparticlegroup_p.h')
-rw-r--r-- | src/declarative/particles/qsgparticlegroup_p.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/declarative/particles/qsgparticlegroup_p.h b/src/declarative/particles/qsgparticlegroup_p.h new file mode 100644 index 0000000000..346b4ab77e --- /dev/null +++ b/src/declarative/particles/qsgparticlegroup_p.h @@ -0,0 +1,107 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Declarative 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 QSGPARTICLEGROUP +#define QSGPARTICLEGROUP +#include "qsgspriteengine_p.h" +#include "qsgparticlesystem_p.h" +#include "qdeclarativeparserstatus.h" + +class QSGParticleGroup : public QSGStochasticState, public QDeclarativeParserStatus +{ + 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(QSGParticleSystem* system READ system WRITE setSystem NOTIFY systemChanged) + + //Intercept children requests and assign to the group & system + Q_PROPERTY(QDeclarativeListProperty<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") + +public: + explicit QSGParticleGroup(QObject* parent = 0); + + QDeclarativeListProperty<QObject> particleChildren(); + + int maximumAlive() const + { + return m_maximumAlive; + } + + QSGParticleSystem* system() const + { + return m_system; + } + +public slots: + + void setMaximumAlive(int arg) + { + if (m_maximumAlive != arg) { + m_maximumAlive = arg; + emit maximumAliveChanged(arg); + } + } + + void setSystem(QSGParticleSystem* arg); + + void delayRedirect(QObject* obj); + +signals: + + void maximumAliveChanged(int arg); + + void systemChanged(QSGParticleSystem* arg); + +protected: + virtual void componentComplete(); + virtual void classBegin(){;} + +private: + + void performDelayedRedirects(); + + int m_maximumAlive; + QSGParticleSystem* m_system; + QList<QObject*> m_delayedRedirects; +}; + +#endif |