Changes

With the UIView object still selected, display the Attributes Inspector panel and change the background color to green.

== Locating the drawRect Method in the UIView Subclass ==

The code added identifies the height and width of the visible area of the display and then uses Core Graphics to draw a filled red rectangle starting at the bottom of the display at a height defined by the size variable. The next step is to implement the touch event methods to set the size value based on the force of the touch.

== Implementing the Touch Methods ==