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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the QtDeclarative 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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QFXPARTICLES_H
#define QFXPARTICLES_H
#include <qfxitem.h>
#if defined(QFX_RENDER_OPENGL)
#include "gltexture.h"
#endif
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Declarative)
class QFxParticle;
class QFxParticles;
class Q_DECLARATIVE_EXPORT QFxParticleMotion : public QObject
{
Q_OBJECT
public:
QFxParticleMotion(QObject *parent=0);
virtual void advance(QFxParticle &, int interval);
virtual void created(QFxParticle &);
virtual void destroy(QFxParticle &);
};
QML_DECLARE_TYPE(QFxParticleMotion);
class Q_DECLARATIVE_EXPORT QFxParticleMotionLinear : public QFxParticleMotion
{
Q_OBJECT
public:
QFxParticleMotionLinear(QObject *parent=0)
: QFxParticleMotion(parent) {}
virtual void advance(QFxParticle &, int interval);
};
QML_DECLARE_TYPE(QFxParticleMotionLinear);
class Q_DECLARATIVE_EXPORT QFxParticleMotionGravity : public QFxParticleMotion
{
Q_OBJECT
Q_PROPERTY(int xattractor READ xAttractor WRITE setXAttractor)
Q_PROPERTY(int yattractor READ yAttractor WRITE setYAttractor)
Q_PROPERTY(int acceleration READ acceleration WRITE setAcceleration)
public:
QFxParticleMotionGravity(QObject *parent=0)
: QFxParticleMotion(parent), _xAttr(0), _yAttr(0), _accel(0.00005) {}
int xAttractor() const { return _xAttr; }
void setXAttractor(int x) { _xAttr = x; }
int yAttractor() const { return _yAttr; }
void setYAttractor(int y) { _yAttr = y; }
int acceleration() const { return int(_accel * 1000000); }
void setAcceleration(int accel) { _accel = qreal(accel)/1000000.0; }
virtual void advance(QFxParticle &, int interval);
private:
int _xAttr;
int _yAttr;
qreal _accel;
};
QML_DECLARE_TYPE(QFxParticleMotionGravity);
class Q_DECLARATIVE_EXPORT QFxParticleMotionWander : public QFxParticleMotion
{
Q_OBJECT
public:
QFxParticleMotionWander()
: QFxParticleMotion(), particles(0), _xvariance(0), _yvariance(0) {}
virtual void advance(QFxParticle &, int interval);
virtual void created(QFxParticle &);
virtual void destroy(QFxParticle &);
struct Data {
qreal x_targetV;
qreal y_targetV;
qreal x_peak;
qreal y_peak;
qreal x_var;
qreal y_var;
};
Q_PROPERTY(int xvariance READ xVariance WRITE setXVariance);
int xVariance() const { return int(_xvariance * 1000); }
void setXVariance(int var) { _xvariance = var / 1000.0; }
Q_PROPERTY(int yvariance READ yVariance WRITE setYVariance);
int yVariance() const { return int(_yvariance * 1000); }
void setYVariance(int var) { _yvariance = var / 1000.0; }
Q_PROPERTY(int pace READ pace WRITE setPace);
int pace() const { return int(_pace * 1000); }
void setPace(int pace) { _pace = pace / 1000.0; }
private:
QFxParticles *particles;
qreal _xvariance;
qreal _yvariance;
qreal _pace;
};
QML_DECLARE_TYPE(QFxParticleMotionWander);
class QFxParticlesPrivate;
class Q_DECLARATIVE_EXPORT QFxParticles : public QFxItem
{
Q_OBJECT
Q_PROPERTY(QString source READ source WRITE setSource);
Q_PROPERTY(int count READ count WRITE setCount);
Q_PROPERTY(int lifeSpan READ lifeSpan WRITE setLifeSpan);
Q_PROPERTY(int lifeSpanDeviation READ lifeSpanDeviation WRITE setLifeSpanDeviation);
Q_PROPERTY(int fadeInDuration READ fadeInDuration WRITE setFadeInDuration);
Q_PROPERTY(int fadeOutDuration READ fadeOutDuration WRITE setFadeOutDuration);
Q_PROPERTY(qreal angle READ angle WRITE setAngle);
Q_PROPERTY(qreal angleDeviation READ angleDeviation WRITE setAngleDeviation);
Q_PROPERTY(qreal velocity READ velocity WRITE setVelocity);
Q_PROPERTY(qreal velocityDeviation READ velocityDeviation WRITE setVelocityDeviation);
Q_PROPERTY(bool streamIn READ streamIn WRITE setStreamIn);
Q_PROPERTY(bool emitting READ emitting WRITE setEmitting);
Q_PROPERTY(QFxParticleMotion *motion READ motion WRITE setMotion);
Q_CLASSINFO("DefaultProperty", "motion");
public:
QFxParticles(QFxItem *parent=0);
~QFxParticles();
QString source() const;
void setSource(const QString &);
int count() const;
void setCount(int cnt);
int lifeSpan() const;
void setLifeSpan(int);
int lifeSpanDeviation() const;
void setLifeSpanDeviation(int);
int fadeInDuration() const;
void setFadeInDuration(int);
int fadeOutDuration() const;
void setFadeOutDuration(int);
qreal angle() const;
void setAngle(qreal);
qreal angleDeviation() const;
void setAngleDeviation(qreal);
qreal velocity() const;
void setVelocity(qreal);
qreal velocityDeviation() const;
void setVelocityDeviation(qreal);
bool streamIn() const;
void setStreamIn(bool);
bool emitting() const;
void setEmitting(bool);
QFxParticleMotion *motion() const;
void setMotion(QFxParticleMotion *);
virtual void dump(int depth);
virtual QString propertyInfo() const;
#if defined(QFX_RENDER_QPAINTER)
void paintContents(QPainter &p);
#elif defined(QFX_RENDER_OPENGL2)
void paintGLContents(GLPainter &);
#endif
protected:
virtual void componentComplete();
QFxParticles(QFxParticlesPrivate &dd, QFxItem *parent);
private Q_SLOTS:
void imageLoaded();
private:
Q_DISABLE_COPY(QFxParticles)
Q_DECLARE_PRIVATE(QFxParticles)
};
QML_DECLARE_TYPE(QFxParticles);
QT_END_NAMESPACE
QT_END_HEADER
#endif
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