1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
package tinybasic;
//import javax.swing.*;
public class DTFloat extends DTDataType {
protected double d;
public DTFloat(Scope scope,DTDataType tbd){
super(scope,FLT_VAR);
setFloat(tbd);
}
public DTFloat(Scope scope,double d){
super(scope,FLT_VAR);
this.d=d;
}
public DTFloat(Scope scope,String s){
super(scope,INT_VAR);
if(false){ // 1.2
// note that parseDouble is not in 1.1 so we fake it.
// d = Double.parseDouble(s);
} else { //1.1
Double t=new Double(s);
d=t.doubleValue();
}
}
public void setInteger(DTDataType tbd){
setInteger(tbd.getInteger());
}
public void setFloat(DTDataType tbd){
setFloat(tbd.getFloat());
}
public void setFloat(double d){
this.d=d;
}
public double getFloat(){
return d;
}
public void setInteger(int i){
d=i;
}
public void assign(DTDataType tbd){
setFloat(tbd);
}
//
public DTDataType multiply(DTDataType other){
return new DTFloat(null,getFloat()*other.getFloat());
}
public DTDataType divide(DTDataType other){
return new DTFloat(null,getFloat()/other.getFloat());
}
public DTDataType add(DTDataType other){
return new DTFloat(null,getFloat()+other.getFloat());
}
public DTDataType subtract(DTDataType other){
return new DTFloat(null,getFloat()-other.getFloat());
}
public DTDataType mod(DTDataType other){
return new DTFloat(null,getFloat() % other.getFloat());
}
public DTDataType round(){
return new DTInteger(null,new DTFloat(null,getFloat()+0.5));
}
public DTDataType truncate(){
return new DTInteger(null,getInteger());
}
public int compareTo(Object o){
int d=0;
if(getFloat() < ((DTDataType)o).getFloat()){
return -1;
} else if ( getFloat() > ((DTDataType)o).getFloat()){
return 1;
}
return 0;
}
public String toString(){
return new Double(getFloat()).toString();
}
}
|
