Lising 2: PFUnit

implements the PFInchUnit class.
1|package com.infocom.print;
2|
3|/**
4| * Class: PFInchUnit <.p>
5| *
6| * @author Jean-Pierre Dube
7| * @version 1.0
8| * @since 1.0
9| * @see PFUnit
10| */
11|
12|public class PFInchUnit extends PFUnit {
13|
14| //--- Private constants declarations
15| private final static int POINTS_PER_INCH = 72;
16|
17|
18| /**
19| * Constructor: PFInchUnit <.p>
20| *
21| */
22| public PFInchUnit () {
23|
24| }
25|
26|
27| /**
28| * Constructor: PFInchUnit <.p>
29| *
30| * @param parValue a value of type double
31| */
32| public PFInchUnit (double parValue) {
33|
34| super (parValue);
35|
36| }
37|
38|
39| /**
40| * Method: getPoints <.p>
41| *
42| * Return the result of the conversion from
43| * inches to points.
44| *
45| * @return a value of type double
46| */
47| public double getPoints () {
48|
49| return (getUnits () * POINTS_PER_INCH);
50|
51| }
52|
53|
54| /**
55| * Method: setPoints

56| *
57| * @param parPoints a value of type double
58| */
59| public void setPoints (double parPoints) {
60|
61| setUnits (parPoints / POINTS_PER_INCH);
62|
63| }
64|}// PFInchUnit