<div id="diagram"></div>
<script>
$("#diagram").kendoDiagram({
    shapes: [{
        id: "1",
        x: 100,
        y: 100,
        content: { text: "Not Selectable" },
        selectable: false
    }, {
        id: "2",
        x: 300,
        y: 100,
        content: { text: "Selectable" }
    }],
    connections: [{
        from: "1",
        to: "2"
    }],
    connectionDefaults: {
        endCap: "ArrowEnd"
    }
});
</script>