RadialWave.qml Example File

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import QtQuick 1.0
import Qt.labs.shaders 1.0
Item {
    id: main
    anchors.fill: parent
    ShaderEffectSource {
        id: thesource
        sourceItem: Image { source: "images/wave.jpg" }
        live: false
        hideSource: true
    }
    RadialWaveEffect {
        id: layer
        anchors.fill: parent;
        source: thesource
        wave: 0.0
        waveOriginX: 0.5
        waveOriginY: 0.5
        waveWidth: 0.01
        NumberAnimation on wave {
            id: waveAnim
            running: true
            loops: Animation.Infinite
            easing.type: "Linear"
            from: 0.0000; to: 2.0000;
            duration: 2500
        }
    }
    MouseArea {
        anchors.fill: parent
        onPressed: {
            waveAnim.stop()
            layer.waveOriginX = mouseX / main.width
            layer.waveOriginY = mouseY / main.height
            waveAnim.start()
        }
    }
}