In this example project we show various aspects of the new UI system in Unity 4.6.
UI aligned in 3D with perspective.
UI lit by light sources.
Scripts for handling drag-and-drop and for moving and resizing a window.
Placing a RenderTexture in the UI.
A scene demonstrating the built-in auto layout components, including a grid and nested layout groups.
A scene showcasing the default built-in controls such as buttons, toggles, an input field and a scroll view.
Unity Samples UI 1.2.1 (Sep 09, 2016)