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** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
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import QtQuick 2.12
import QtQuick.Controls 2.12
import QtQuick.Controls.impl 2.12
import QtQuick.Controls.Fusion 2.12
import QtQuick.Controls.Fusion.impl 2.12

Rectangle {
    id: indicator

    property Item control
    readonly property color pressedColor: Fusion.mergedColors(control.palette.base, control.palette.windowText, 85)
    readonly property color checkMarkColor: Qt.darker(control.palette.text, 1.2)

    implicitWidth: 14
    implicitHeight: 14

    radius: width / 2
    color: control.down ? indicator.pressedColor : control.palette.base
    border.color: control.visualFocus ? Fusion.highlightedOutline(control.palette)
                                      : Qt.darker(control.palette.window, 1.5)

    Rectangle {
        y: 1
        width: parent.width
        height: parent.height - 1
        radius: width / 2
        color: "transparent"
        border.color: Fusion.topShadow
        visible: indicator.control.enabled && !indicator.control.down
    }

    Rectangle {
        x: (parent.width - width) / 2
        y: (parent.height - height) / 2
        width: parent.width / 2.32
        height: parent.height / 2.32
        radius: width / 2
        color: Color.transparent(indicator.checkMarkColor, 180 / 255)
        border.color: Color.transparent(indicator.checkMarkColor, 200 / 255)
        visible: indicator.control.checked
    }
}