Hi Luis
Thanks for using Syncfusion products.
We have created a simple sample to achieve your requirement and it is available in the below link for download. Please refer the code snippet below.
Code snippet:
$("#diagram").ejDiagram({
backgroundImage: "themes/images/dashboard_img/Airline_reservation.png",
});
$(window).load(function () {
var svg = document.getElementById("diagram_canvas_backgroundLayer").firstChild;
svg.removeAttribute("preserveAspectRatio");
});
Sample:http://www.syncfusion.com/downloads/support/forum/119929/ze/backgroundimage-1697125651
Please let us know if any concerns.
Regards,
Shyam G