Explosion.qml Example File

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 import QtQuick 1.0
 import Qt.labs.particles 1.0

 Item {
     property bool explode : false

     Particles {
         id: particles
         width: 40
         height: 40
         lifeSpan: 1000
         lifeSpanDeviation: 0
         source: "pics/star.png"
         count: 0
         angle: 270
         angleDeviation: 360
         velocity: 100
         velocityDeviation: 20
         z: 100
     }
     states: State { name: "exploding"; when: explode
         StateChangeScript {script: particles.burst(200); }
     }
 }