Triggered when opening the surface tooltip.

Example - subscribe to the "tooltipOpen" event

<div id="container"></div>
  var draw = kendo.drawing;
  var surface = draw.Surface.create($("#container"), {
    tooltipOpen: function(e) {
/* The result can be observed in the DevTools(F12) console of the browser. */
      console.log("tooltip open");

  var path = new draw.Path({
    tooltip: {
      content: "Path"
  .moveTo(50, 0).lineTo(100, 50).lineTo(0, 50).close();


Event Data

e.element kendo.drawing.ElementThe element with set tooltip options. Can differ from the target element for groups.
e.preventDefault Function

If invoked, prevents the open action. kendo.drawing.ElementThe target element.
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