qt-everywhere-src-5.15.1/qtdeclarative/tests/manual/nodetypes/Layers.qml

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import QtQuick 2.0

Item {
    Rectangle {
        color: "lightGray"
        anchors.fill: parent
        anchors.margins: 10

        Row {
            anchors.fill: parent
            anchors.margins: 10
            Rectangle {
                color: "red"
//                ColorAnimation on color {
//                    from: "black"
//                    to: "white"
//                    duration: 2000
//                    loops: Animation.Infinite
//                }
                width: 300
                height: 100
                layer.enabled: true
                Text { text: "this is in a layer, going through an offscreen render target" }
                clip: true
                Rectangle {
                    color: "lightGreen"
                    width: 50
                    height: 50
                    x: 275
                    y: 75
                }
            }
            Rectangle {
                color: "white"
                width: 300
                height: 100
                Text { text: "this is not a layer" }
            }
            Rectangle {
                color: "green"
                width: 300
                height: 100
                layer.enabled: true
                Text { text: "this is another layer" }
                Rectangle {
                    border.width: 4
                    border.color: "black"
                    anchors.centerIn: parent
                    width: 150
                    height: 50
                    layer.enabled: true
                    Text {
                        anchors.centerIn: parent
                        text: "layer in a layer"
                    }
                }
                Image {
                    source: "qrc:/face-smile.png"
                    anchors.bottom: parent.bottom
                    anchors.right: parent.right
                    NumberAnimation on rotation { from: 0; to: 360; duration: 2000; loops: Animation.Infinite; }
                }
            }
        }
    }
}