Indirection using POP

• enum and struct are Procedure Oriented way of storing organized data. Functions are written around them to handle and process this data.

• enum ShapeType(kCircle, kRectangle, kOblateSpheroid)

• enum ShapeColor(kRedColor,kGreenColor,kBlueColor)

• struct ShapeRect(x, y, width, height)

• struct Shape(type, color, bounds)