import Qt 4.6 Rectangle{ width: 100 height: 100 color: "black" objectName: "rect" Particles { id: particles objectName: "particles" width:1; height:1; anchors.centerIn: parent; opacity: 1 lifeSpan: 100; lifeSpanDeviation: 20; count:1000; fadeInDuration: 20; fadeOutDuration: 20; emissionRate: 1000 angle: 0; angleDeviation: 360; velocity: 500; velocityDeviation:30 source: "particle.png" } }