diff options
Diffstat (limited to 'src/imports/particles/particleemitter.h')
| -rw-r--r-- | src/imports/particles/particleemitter.h | 304 |
1 files changed, 304 insertions, 0 deletions
diff --git a/src/imports/particles/particleemitter.h b/src/imports/particles/particleemitter.h new file mode 100644 index 0000000000..e272ae51ab --- /dev/null +++ b/src/imports/particles/particleemitter.h @@ -0,0 +1,304 @@ +/**************************************************************************** +** +** 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 PARTICLEEMITTER_H +#define PARTICLEEMITTER_H + +#include <QSGItem> +#include <QDebug> +#include "particlesystem.h" +#include "particleextruder.h" +#include "varyingvector.h" + +#include <QList> +#include <QPair> +#include <QPointF> +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Declarative) + +class ParticleEmitter : public QSGItem +{ + Q_OBJECT + //###currently goes in emitters OR sets system. Pick one? + Q_PROPERTY(ParticleSystem* system READ system WRITE setSystem NOTIFY systemChanged) + Q_PROPERTY(QString particle READ particle WRITE setParticle NOTIFY particleChanged) + Q_PROPERTY(ParticleExtruder* shape READ extruder WRITE setExtruder NOTIFY extruderChanged) + Q_PROPERTY(bool emitting READ emitting WRITE setEmitting NOTIFY emittingChanged) + + Q_PROPERTY(qreal particlesPerSecond READ particlesPerSecond WRITE setParticlesPerSecond NOTIFY particlesPerSecondChanged) + Q_PROPERTY(int particleDuration READ particleDuration WRITE setParticleDuration NOTIFY particleDurationChanged) + Q_PROPERTY(int particleDurationVariation READ particleDurationVariation WRITE setParticleDurationVariation NOTIFY particleDurationVariationChanged) + Q_PROPERTY(int maxParticles READ maxParticleCount WRITE setMaxParticleCount NOTIFY maxParticleCountChanged) + + Q_PROPERTY(qreal particleSize READ particleSize WRITE setParticleSize NOTIFY particleSizeChanged) + Q_PROPERTY(qreal particleEndSize READ particleEndSize WRITE setParticleEndSize NOTIFY particleEndSizeChanged) + Q_PROPERTY(qreal particleSizeVariation READ particleSizeVariation WRITE setParticleSizeVariation NOTIFY particleSizeVariationChanged) + + Q_PROPERTY(VaryingVector *speed READ speed WRITE setSpeed NOTIFY speedChanged) + Q_PROPERTY(VaryingVector *acceleration READ acceleration WRITE setAcceleration NOTIFY accelerationChanged) +public: + explicit ParticleEmitter(QSGItem *parent = 0); + virtual ~ParticleEmitter(); + virtual void emitWindow(int timeStamp); + + bool emitting() const + { + return m_emitting; + } + + qreal particlesPerSecond() const + { + return m_particlesPerSecond; + } + + int particleDuration() const + { + return m_particleDuration; + } + + ParticleSystem* system() const + { + return m_system; + } + + QString particle() const + { + return m_particle; + } + + int particleDurationVariation() const + { + return m_particleDurationVariation; + } + + virtual void componentComplete(); +signals: + void particlesPerSecondChanged(qreal); + void particleDurationChanged(int); + void emittingChanged(bool); + + void systemChanged(ParticleSystem* arg); + + void particleChanged(QString arg); + + void particleDurationVariationChanged(int arg); + + void extruderChanged(ParticleExtruder* arg); + + void particleSizeChanged(qreal arg); + + void particleEndSizeChanged(qreal arg); + + void particleSizeVariationChanged(qreal arg); + + void speedChanged(VaryingVector * arg); + + void accelerationChanged(VaryingVector * arg); + + void maxParticleCountChanged(int arg); + void particleCountChanged(); + +public slots: + void pulse(qreal seconds); + void burst(int num); + + void setEmitting(bool arg); + + void setParticlesPerSecond(qreal arg) + { + if (m_particlesPerSecond != arg) { + m_particlesPerSecond = arg; + emit particlesPerSecondChanged(arg); + } + } + + void setParticleDuration(int arg) + { + if (m_particleDuration != arg) { + m_particleDuration = arg; + emit particleDurationChanged(arg); + } + } + + void setSystem(ParticleSystem* arg) + { + if (m_system != arg) { + m_system = arg; + m_system->registerParticleEmitter(this); + emit systemChanged(arg); + } + } + + void setParticle(QString arg) + { + if (m_particle != arg) { + m_particle = arg; + emit particleChanged(arg); + } + } + + void setParticleDurationVariation(int arg) + { + if (m_particleDurationVariation != arg) { + m_particleDurationVariation = arg; + emit particleDurationVariationChanged(arg); + } + } + void setExtruder(ParticleExtruder* arg) + { + if (m_extruder != arg) { + m_extruder = arg; + emit extruderChanged(arg); + } + } + + void setParticleSize(qreal arg) + { + if (m_particleSize != arg) { + m_particleSize = arg; + emit particleSizeChanged(arg); + } + } + + void setParticleEndSize(qreal arg) + { + if (m_particleEndSize != arg) { + m_particleEndSize = arg; + emit particleEndSizeChanged(arg); + } + } + + void setParticleSizeVariation(qreal arg) + { + if (m_particleSizeVariation != arg) { + m_particleSizeVariation = arg; + emit particleSizeVariationChanged(arg); + } + } + + void setSpeed(VaryingVector * arg) + { + if (m_speed != arg) { + m_speed = arg; + emit speedChanged(arg); + } + } + + void setAcceleration(VaryingVector * arg) + { + if (m_acceleration != arg) { + m_acceleration = arg; + emit accelerationChanged(arg); + } + } + + void setMaxParticleCount(int arg); + +public: + int particleCount() const; + + virtual void reset(){;} + ParticleExtruder* extruder() const + { + return m_extruder; + } + + qreal particleSize() const + { + return m_particleSize; + } + + qreal particleEndSize() const + { + return m_particleEndSize; + } + + qreal particleSizeVariation() const + { + return m_particleSizeVariation; + } + + VaryingVector * speed() const + { + return m_speed; + } + + VaryingVector * acceleration() const + { + return m_acceleration; + } + + int maxParticleCount() const + { + return m_maxParticleCount; + } + +protected: + qreal m_particlesPerSecond; + int m_particleDuration; + int m_particleDurationVariation; + bool m_emitting; + ParticleSystem* m_system; + QString m_particle; + ParticleExtruder* m_extruder; + ParticleExtruder* m_defaultExtruder; + ParticleExtruder* effectiveExtruder(); + VaryingVector * m_speed; + VaryingVector * m_acceleration; + qreal m_particleSize; + qreal m_particleEndSize; + qreal m_particleSizeVariation; + + int m_burstLeft;//TODO: Rename to pulse + QList<QPair<int, QPointF > > m_burstQueue; + int m_maxParticleCount; +private: + VaryingVector m_nullVector; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // PARTICLEEMITTER_H |