saving canvas as image in metro style app with C#/XAML

Question

I am developing a paint like application in metro style with C#/XAML. I want to save whatever content is drawn on canvas as image. I have checked this solutions but it didn\

Answer 1

The standard approach in other xaml frameworks such as Silverlight and WP7 was to use WriteableBitmap, however the version in WinRT doesn't have a constructor that takes a xaml element which leads me to believe that it's currently impossible against the latest API.

Sorry I couldn't be more help/