When a BarrierObject is dropped on the Viewport GameObject, we want to instantiate an ActiveBarrier prefab that will take a few seconds to build, using a slider as status indicator as shown in the following screenshot:
Select our Viewport GameObject.
Create a new child with Alt + Shift + N.
Select this new child and rename it as
Open the Widget Tool wizard by navigating to NGUI | Create a Widget and perform the following steps:
Select Progress Bar for the Template field.
Set Dark sprite as Empty.
Set the Highlight sprite as Full.
With our ActiveBarrier GameObject selected, click on the Add To button.
A Progress Bar has just been created as child of the ActiveBarrier GameObject as shown in the following screenshot:
It doesn't look like anything. Let's configure it to look like an ActiveBarrier prefab by performing the following steps: