Nebula Effect

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Ported from this example in HTML5 example, Source code

import QtQuick 1.1

Rectangle {
 width: 570
 height: 570
 color: "black"

Repeater {
 id: repeater
 model: 8

Rectangle {
 id: rect

visible: false
 color: "transparent"
 clip: true

width: 285; height: 285
 x: parent.width / 2 - width / 2
 y: parent.height / 2 - height / 2

Timer {
 id: timer
 interval: 500 * index
 running: true
 repeat: false
 onTriggered: {
 rect.visible = true
 animation.running = true
 }
 }

Image {
 source: "nebula.jpg"
 smooth: true
 x: –1 * (Math.random() * 285) >> 0
 y: –1 * (Math.random() * 285) >> 0
 }

ParallelAnimation {
 id: animation
 running: false
 loops: Animation.Infinite

SequentialAnimation {
 NumberAnimation {
 target: rect
 property: "opacity"
 from: .0; to: 1.0
 duration: 3000
 }

NumberAnimation {
 target: rect
 property: "opacity"
 from: 1.0; to: .0
 duration: 500
 }
 }

NumberAnimation {
 target: rect
 property: "scale"
 from: 2.0; to: 4.0
 duration: 4000
 }
 }
 }
 }
}

YouTube Video