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41 #ifndef QQuickPARTICLEGROUP
42 #define QQuickPARTICLEGROUP
43 #include <private/qquickspriteengine_p.h>
44 #include "qquickparticlesystem_p.h"
45 #include "qdeclarativeparserstatus.h"
49 class QQuickParticleGroup : public QQuickStochasticState, public QDeclarativeParserStatus
52 //### Would setting limits per group be useful? Or clutter the API?
53 //Q_PROPERTY(int maximumAlive READ maximumAlive WRITE setMaximumAlive NOTIFY maximumAliveChanged)
55 Q_PROPERTY(QQuickParticleSystem* system READ system WRITE setSystem NOTIFY systemChanged)
57 //Intercept children requests and assign to the group & system
58 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
59 Q_CLASSINFO("DefaultProperty", "particleChildren")
60 Q_INTERFACES(QDeclarativeParserStatus)
63 explicit QQuickParticleGroup(QObject* parent = 0);
65 QDeclarativeListProperty<QObject> particleChildren();
67 int maximumAlive() const
69 return m_maximumAlive;
72 QQuickParticleSystem* system() const
79 void setMaximumAlive(int arg)
81 if (m_maximumAlive != arg) {
83 emit maximumAliveChanged(arg);
87 void setSystem(QQuickParticleSystem* arg);
89 void delayRedirect(QObject* obj);
93 void maximumAliveChanged(int arg);
95 void systemChanged(QQuickParticleSystem* arg);
98 virtual void componentComplete();
99 virtual void classBegin(){;}
103 void performDelayedRedirects();
106 QQuickParticleSystem* m_system;
107 QList<QObject*> m_delayedRedirects;