app/qml/Main.qml


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import QtQuick 2.0
import QtQuick.Controls 2.2

import "qrc:/qml"

ApplicationWindow {
    id: tbtnavi

    title: "Turn By Turn Navigation Demo"
    height: 720
    width: 640
    visible: true

    property double vehicleSpeed: 0
    property double engineSpeed: 0

    Connections {
        target: SignalComposer

        onSignalEvent: {
            //console.log ("Received uid = " + uid + ", value = " + value)
            if (uid === "event.info" && value === "true") {
                console.log ("Switching views!")
                console.log ("currentIndex = " + container.currentIndex)
                if (container.currentIndex === 0) {
                    console.log ("Switching to info")
                    container.currentIndex = 1
                } else if (container.currentIndex === 1) {
                    console.log ("Switching to map")
                    container.currentIndex = 0
                }
            } else if (uid === "event.vehicle.speed") {
                var speed_tmp = parseFloat(value)
                if(units == "km/h") {
                    speed_tmp /= 1.609
                }
                vehicleSpeed = speed_tmp
            } else if (uid === "event.engine.speed") {
                engineSpeed = parseFloat(value)
            }
        }
    }

    Item {
        id: container
        anchors.centerIn: parent
        width: parent.width
        height: parent.height

        property int currentIndex: 0

        MapWindow {
            visible: parent.currentIndex === 0
            opacity: parent.currentIndex === 0 ? 1.0 : 0.0
            anchors.fill: parent
            objectName: "mapwindow"
        }

        InfoWindow {
            visible: parent.currentIndex === 1
            opacity: parent.currentIndex === 1 ? 1.0 : 0.0
            anchors.fill: parent
        }
    }
}