使用未呈现的控件的可视刷？

I'm playing around with an idea at the moment and I've hit a brick wall. I'm using a console app to create a visual control (DevExpress chartcontrol to be precise) in memory, I'm then trying to save that control to an image using a VisualBrush but it won't work because (I assume) the control isn't drawn to the screen.I'm playing around with an idea at the moment a