<div id="surface"></div>
<script>
    var draw = kendo.drawing;
    var geom = kendo.geometry;

    var circleGeometry = new geom.Circle([100, 100], 30);
    var circle = new draw.Circle(circleGeometry)
        .stroke("maroon", 2)
        .fill("mistyrose");

    var surface = draw.Surface.create($("#surface"));
    surface.draw(circle);

    // Check initial visibility
    console.log("Initial visibility:", circle.visible());

    // Toggle visibility every 2 seconds
    setInterval(() => {
        var currentVisibility = circle.visible();
        circle.visible(!currentVisibility);
        console.log("Visibility changed to:", circle.visible());
    }, 2000);
</script>