import Qt 4.6 Rectangle { width: 640; height: 480; color: "black" Particles { id:particlesAnotEmitting y:60; width: 260; height:30; source: "star.png"; lifeSpan:1000; count: 50; angle:70; angleDeviation:36; velocity:30; velocityDeviation:10; emissionRate: 0 ParticleMotionWander { yvariance:5; xvariance:30; pace:100 } } Particles { id:particlesA y:0; width: 260; height:30; source: "star.png"; lifeSpan:1000; count: 50; angle:70; angleDeviation:36; velocity:30; velocityDeviation:10; emissionRate: 10 ParticleMotionWander { yvariance:5; xvariance:30; pace:100 } } Particles { id:particlesB y:280; x:180; width:1; height:1; lifeSpan:1000; source: "star.png" count: 100; angle:270; angleDeviation:45; velocity:50; velocityDeviation:30; emissionRate: 0 ParticleMotionGravity { yattractor: 1000; xattractor:0; acceleration:25 } } Timer { running: true; interval: 1000; repeat: true; onTriggered: particlesB.burst(200, 2000); } Column{ x: 340; Repeater{ model: 5 delegate: Component{ Item{ width: 100; height: 100 Rectangle{ color: "blue" width: 2; height: 2; x: 49; y:49; } Particles{ x: 50; y:50; width: 0; height: 0; fadeInDuration: 0; fadeOutDuration: 0 lifeSpan: 1000; lifeSpanDeviation:0; source: "star.png" count: -1; emissionRate: 120; emissionVariance: index/2; velocity: 250; velocityDeviation: 0; angle: 0; angleDeviation: 0; } } } } } }