I am using the ShieldUI jQuery Chart plugin and have a specific requirement - once the chart is rendered in the browser, I need to export it as an image to the server.
I went through the help documentation, but could not find any information related to this requirement.

While the functionality that you describe is not supported out-of-the-box, it can be achieved by using custom code. One similar implementation is available in this online example:

Example

I hope this helps.