1 using System.Diagnostics;
2 using System;
3 using System.Collections.Generic;
4
5 public class WanFraction
6 {
7 public WanFraction()
8 {
9 this.Numerator = 0;
10 }
11
12 public WanFraction(WanFraction other)
13 {
14 this.Numerator = other.Numerator;
15 }
16
17 public WanFraction(int intValue)
18 {
19 this.Numerator = intValue;
20 }
21
22 public static WanFraction operator *(WanFraction self, WanFraction other)
23 {
24 WanFraction result = new WanFraction(self);
25 result.Numerator *= other.Numerator;
26 result.Numerator /= Common.WAN_FRACTION;
27 return result;
28 }
29
30 public static WanFraction operator /(WanFraction self, WanFraction other)
31 {
32 if (other.Numerator == 0)
33 return null;
34 else
35 {
36 WanFraction result = new WanFraction();
37 result.Numerator = self.Numerator * Common.WAN_FRACTION / other.Numerator;
38 return result;
39 }
40 }
41
42 public static WanFraction operator *(int other, WanFraction self)
43 {
44 return self * other;
45 }
46
47 public static WanFraction operator *(WanFraction self, int other)
48 {
49 WanFraction result = new WanFraction(self);
50 result.Numerator *= other;
51 return result;
52 }
53
54 public static WanFraction operator /(WanFraction self, int other)
55 {
56 if (other == 0)
57 return null;
58 else
59 {
60 WanFraction result = new WanFraction(self);
61 result.Numerator /= other;
62 return result;
63 }
64 }
65
66 public static WanFraction operator /(int other, WanFraction self)
67 {
68 if (self.Numerator == 0)
69 return null;
70 else
71 {
72 WanFraction result = new WanFraction(other*Common.WAN_FRACTION);
73 result /= self;
74 return result;
75 }
76 }
77
78 public static WanFraction operator -(WanFraction self, WanFraction other)
79 {
80 WanFraction result = new WanFraction(self);
81 result.Numerator-= self.Numerator;
82 return result;
83 }
84
85 public static WanFraction operator +(WanFraction self, WanFraction other)
86 {
87 WanFraction result = new WanFraction(self);
88 result.Numerator += other.Numerator;
89 return result;
90 }
91
92 public static WanFraction operator +(WanFraction self, int other)
93 {
94 WanFraction result = new WanFraction(self);
95 result.Numerator += other*Common.WAN_FRACTION;
96 return result;
97 }
98
99 public static WanFraction operator +(int other,WanFraction self)
100 {
101 return self+other;
102 }
103
104 public int ToInt()
105 {
106 return Numerator/Common.WAN_FRACTION;
107 }
108
109 public static int Compare(WanFraction a, WanFraction b)
110 {
111 return a.Numerator - b.Numerator;
112 }
113
114 public static bool operator==(WanFraction a, WanFraction b)
115 {
116 return WanFraction.Compare(a, b) == 0;
117 }
118
119 public override bool Equals(object other)
120 {
121 if (other is WanFraction)
122 return WanFraction.Compare(this, other as WanFraction) == 0;
123 else
124 return false;
125 }
126
127 public bool Equals(WanFraction other)
128 {
129 return WanFraction.Compare(this, other) == 0;
130 }
131
132 public override int GetHashCode()
133 {
134 return this.Numerator;
135 }
136
137 public static bool operator !=(WanFraction a, WanFraction b)
138 {
139 return WanFraction.Compare(a, b) != 0;
140 }
141
142 public static bool operator <(WanFraction a, WanFraction b)
143 {
144 return WanFraction.Compare(a, b) < 0;
145 }
146
147 public static bool operator >(WanFraction a, WanFraction b)
148 {
149 return WanFraction.Compare(a, b) > 0;
150 }
151
152 public int Numerator
153 {
154 get;
155 protected set;
156 }
157
158 }
