Visual Studio 2015 introduces touch support to the code editor. Developers with touch monitors, touch laptops, or coding on a Surface will find this useful. You likely will still type with your keyboard. However, you can use basic gestures in the code editor to simplify a few key tasks including these:
Scroll via tapping and dragging on the code editor
Zoom and shrink via the pinch and expand gesture
Select a link of text by tapping ...