diff options
Diffstat (limited to 'src/imports/particles/gravitationalsingularityaffector.h')
-rw-r--r-- | src/imports/particles/gravitationalsingularityaffector.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/src/imports/particles/gravitationalsingularityaffector.h b/src/imports/particles/gravitationalsingularityaffector.h new file mode 100644 index 0000000000..7ac5e93e0e --- /dev/null +++ b/src/imports/particles/gravitationalsingularityaffector.h @@ -0,0 +1,121 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, 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. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef GRAVITATIONALSINGULARITYAFFECTOR_H +#define GRAVITATIONALSINGULARITYAFFECTOR_H +#include "particleaffector.h" + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Declarative) + + +class GravitationalSingularityAffector : public ParticleAffector +{ + Q_OBJECT + Q_PROPERTY(qreal strength READ strength WRITE setStrength NOTIFY strengthChanged) + Q_PROPERTY(qreal x READ x WRITE setX NOTIFY xChanged) + Q_PROPERTY(qreal y READ y WRITE setY NOTIFY yChanged) +public: + explicit GravitationalSingularityAffector(QSGItem *parent = 0); + + qreal strength() const + { + return m_strength; + } + + qreal x() const + { + return m_x; + } + + qreal y() const + { + return m_y; + } +protected: + virtual bool affectParticle(ParticleData *d, qreal dt); + void subaffect(ParticleData *d, qreal dt, bool first); +signals: + + void strengthChanged(qreal arg); + + void xChanged(qreal arg); + + void yChanged(qreal arg); + +public slots: + +void setStrength(qreal arg) +{ + if (m_strength != arg) { + m_strength = arg; + emit strengthChanged(arg); + } +} + +void setX(qreal arg) +{ + if (m_x != arg) { + m_x = arg; + emit xChanged(arg); + } +} + +void setY(qreal arg) +{ + if (m_y != arg) { + m_y = arg; + emit yChanged(arg); + } +} + +private: +qreal m_strength; +qreal m_x; +qreal m_y; +}; + +QT_END_NAMESPACE +QT_END_HEADER +#endif // GRAVITATIONALSINGULARITYAFFECTOR_H |