- Qt 5.15
- Getting Started Programming with Qt Quick
- Qt 5.15.12 Reference Documentation

# Getting Started Programming with Qt Quick

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     import QtQuick 2.11
     import QtQuick.Controls 2.4
     import QtQuick.Controls.Material 2.4

     Text {
         text: modelData
         color: Tumbler.tumbler.Material.foreground
         font: Tumbler.tumbler.font
         opacity: 1.0 - Math.abs(Tumbler.displacement) / (Tumbler.tumbler.visibleItemCount / 2)
         horizontalAlignment: Text.AlignHCenter
         verticalAlignment: Text.AlignVCenter
     }