The big picture

The UI can be used for three main purposes:

  1. To display static (unchanging) values, such as the name or logo image of the game, or word labels such as Level and Score, that tell us what the numbers next to them indicate (recipes for these can be found in the Chapter 1Displaying Data with Core UI Elements).
  2. To display values that change due to our scripts, such as timers, scores, or the distance from our Player character to some other object (an example of this is the radar recipe at the end of this chapter).
  3. Interactive UI controls, whose purpose is to allow the Player to communicate with the game scripts via their mouse or touchscreen. These are the ones we'll look at in detail in this chapter.

The core concept for working ...

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