Chapter 7. The Draw Application
In this chapter, we will deal with a drawing program. It is capable of drawing lines, arrows, rectangles, and ellipses. It is also capable of writing and editing text, cut-and-paste figures as well as saving and loading the drawings. The following screenshot depicts a classic example of the Draw Application:
We start by generating the application's skeleton code with the Application Wizard. The process is similar to the Ring application code.
The figures are represented by a class hierarchy. The root class is
Figure. It is abstract and has a set of pure virtual methods that are to be defined by its sub classes. It has ...
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