UITimeline

Description

The UITimeline is the visual indicator for which year the player is in.

Dimensions

The UITimeline should be quick to read to know which year the player is in. The timeline wheel should be an oval.

Functionality:
 * The part that is under the line is hidden off screen.
 * The outer rim of the circle don't move.
 * The inner rim of the circle don't move.
 * The middle part with the numbers move.
 * The hole in the middle should be seethrough, so that game world behind i visible
 * The years scroll/change according to the direction the player is moving.
 * The size of the oval should be adjustable

Sound:

Additional information:

Aesthetics
 * Old soldial stone as plate
 * Engraved numbers in the stone

Animation
 * Wheel turns to fit, the current year