TG-PlatformPlus/qml/debug/gamma/common/QxLineSeries.qml

import QtQuick
import QtQuick.Controls
import QtQuick.Layouts
import QtCharts
LineSeries {
    id: ls
    visible: false
    width: 2
    Connections{
        target: self
        function onCkChanged(){
            ls.visible = !!linesMap[name] ? linesMap[name] : false
        }
    } 
}