In this section, we continue to work our way through the Point Tracker web page’s
Point class definition, with a focus on the
distance methods. They’re
static methods, which work a bit differently than regular methods.
In the previous section, we examined the
Point class’s constructor. After the constructor comes the
value method. It’s the same
value method that we looked at in Section 11.3. It returns a
Point object’s value in the form “(x, y).” Next is the
As its name implies, the
getCount method returns the
count property (which holds the number of
Point objects). For methods that return a property, it’s standard practice to use “get” as the first word in their names. ...