1 /****************************************************************************
3 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4 ** All rights reserved.
5 ** Contact: Nokia Corporation (qt-info@nokia.com)
7 ** This file is part of the Declarative module of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** GNU Lesser General Public License Usage
11 ** This file may be used under the terms of the GNU Lesser General Public
12 ** License version 2.1 as published by the Free Software Foundation and
13 ** appearing in the file LICENSE.LGPL included in the packaging of this
14 ** file. Please review the following information to ensure the GNU Lesser
15 ** General Public License version 2.1 requirements will be met:
16 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
18 ** In addition, as a special exception, Nokia gives you certain additional
19 ** rights. These rights are described in the Nokia Qt LGPL Exception
20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
22 ** GNU General Public License Usage
23 ** Alternatively, this file may be used under the terms of the GNU General
24 ** Public License version 3.0 as published by the Free Software Foundation
25 ** and appearing in the file LICENSE.GPL included in the packaging of this
26 ** file. Please review the following information to ensure the GNU General
27 ** Public License version 3.0 requirements will be met:
28 ** http://www.gnu.org/copyleft/gpl.html.
31 ** Alternatively, this file may be used in accordance with the terms and
32 ** conditions contained in a signed written agreement between you and Nokia.
40 ****************************************************************************/
42 #ifndef ATTRACTORAFFECTOR_H
43 #define ATTRACTORAFFECTOR_H
44 #include "qsgparticleaffector_p.h"
50 QT_MODULE(Declarative)
52 class QSGAttractorAffector : public QSGParticleAffector
55 Q_PROPERTY(qreal strength READ strength WRITE setStrength NOTIFY strengthChanged)
56 Q_PROPERTY(qreal pointX READ pointX WRITE setPointX NOTIFY pointXChanged)
57 Q_PROPERTY(qreal pointY READ pointY WRITE setPointY NOTIFY pointYChanged)
58 Q_PROPERTY(AffectableParameters affectedParameter READ affectedParameter WRITE setAffectedParameter NOTIFY affectedParameterChanged)
59 Q_PROPERTY(Proportion proportionalToDistance READ proportionalToDistance WRITE setProportionalToDistance NOTIFY proportionalToDistanceChanged)
60 Q_ENUMS(AffectableParameters)
72 enum AffectableParameters {
78 explicit QSGAttractorAffector(QQuickItem *parent = 0);
80 qreal strength() const
95 AffectableParameters affectedParameter() const
100 Proportion proportionalToDistance() const
102 return m_proportionalToDistance;
107 void strengthChanged(qreal arg);
109 void pointXChanged(qreal arg);
111 void pointYChanged(qreal arg);
113 void affectedParameterChanged(AffectableParameters arg);
115 void proportionalToDistanceChanged(Proportion arg);
118 void setStrength(qreal arg)
120 if (m_strength != arg) {
122 emit strengthChanged(arg);
126 void setPointX(qreal arg)
130 emit pointXChanged(arg);
134 void setPointY(qreal arg)
138 emit pointYChanged(arg);
141 void setAffectedParameter(AffectableParameters arg)
143 if (m_physics != arg) {
145 emit affectedParameterChanged(arg);
149 void setProportionalToDistance(Proportion arg)
151 if (m_proportionalToDistance != arg) {
152 m_proportionalToDistance = arg;
153 emit proportionalToDistanceChanged(arg);
158 virtual bool affectParticle(QSGParticleData *d, qreal dt);
163 AffectableParameters m_physics;
164 Proportion m_proportionalToDistance;
169 #endif // ATTRACTORAFFECTOR_H