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
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
|
// This file is part of ff3d - http://www.freefem.org/ff3d
// Copyright (C) 2001, 2002, 2003 Stphane Del Pino
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
// $Id: BooleanExpression.hpp,v 1.2 2003/05/04 18:09:01 delpinux Exp $
#ifndef _BOOLEAN_EXPRESSION_HPP_
#define _BOOLEAN_EXPRESSION_HPP_
#include <Expression.hpp>
#include <RealExpression.hpp>
class BooleanExpression
: public Expression
{
protected:
bool __boolValue;
private:
std::ostream& put(std::ostream& os) const
{
os << __boolValue;
return os;
}
public:
/*!
Returns the value of the expression.
\todo Return type should use traits.
*/
const bool boolValue() const
{
return __boolValue;
}
BooleanExpression(const BooleanExpression& e)
: Expression(e),
__boolValue(e.__boolValue)
{
;
}
BooleanExpression()
: Expression(Expression::boolean)
{
;
}
virtual ~BooleanExpression()
{
;
}
};
class BooleanExpressionValue
: public BooleanExpression
{
public:
void execute()
{
;
}
BooleanExpressionValue(bool b)
{
__boolValue = b;
}
BooleanExpressionValue(const BooleanExpressionValue& re)
: BooleanExpression(re)
{
;
}
~BooleanExpressionValue()
{
;
}
};
template <bool (*F)(const bool x)>
class BooleanExpressionUnaryOperator
: public BooleanExpression
{
private:
ReferenceCounting<BooleanExpression> __r;
public:
void execute()
{
(*__r).execute();
__boolValue = (*F)((*__r).boolValue());
}
BooleanExpressionUnaryOperator(ReferenceCounting<BooleanExpression> r)
: __r(r)
{
;
}
BooleanExpressionUnaryOperator(const BooleanExpressionUnaryOperator<F>& e)
: __r(e.__r)
{
;
}
~BooleanExpressionUnaryOperator()
{
;
}
};
template <bool(*B)(const real_t x, const real_t y)>
class BooleanExpressionCompareOperator
: public BooleanExpression
{
private:
ReferenceCounting<RealExpression> __r1;
ReferenceCounting<RealExpression> __r2;
real_t __r1Value;
real_t __r2Value;
public:
void execute()
{
(*__r1).execute();
__r1Value = (*__r1).realValue();
(*__r2).execute();
__r2Value = (*__r2).realValue();
__boolValue = B(__r1Value, __r2Value);
}
BooleanExpressionCompareOperator(ReferenceCounting<RealExpression> r1,
ReferenceCounting<RealExpression> r2)
: __r1(r1),
__r2(r2),
__r1Value(0),
__r2Value(0)
{
;
}
BooleanExpressionCompareOperator(const BooleanExpressionCompareOperator<B>& e)
: __r1(e.__r1),
__r2(e.__r2),
__r1Value(e.__r1Value),
__r2Value(e.__r2Value)
{
;
}
~BooleanExpressionCompareOperator()
{
;
}
};
template <bool(*B)(const bool a, const bool b)>
class BooleanExpressionBinaryOperator
: public BooleanExpression
{
private:
ReferenceCounting<BooleanExpression> __r1;
ReferenceCounting<BooleanExpression> __r2;
public:
void execute()
{
(*__r1).execute();
(*__r2).execute();
__boolValue = B((*__r1).boolValue(), (*__r2).boolValue());
}
BooleanExpressionBinaryOperator(ReferenceCounting<BooleanExpression> r1,
ReferenceCounting<BooleanExpression> r2)
: __r1(r1),
__r2(r2)
{
;
}
BooleanExpressionBinaryOperator(const BooleanExpressionBinaryOperator<B>& e)
: __r1(e.__r1),
__r2(e.__r2)
{
;
}
~BooleanExpressionBinaryOperator()
{
;
}
};
/*
class BooleanVariable;
class BooleanExpressionVariable
: public BooleanExpression
{
private:
ReferenceCounting<BooleanVariable> __booleanVariable;
ReferenceCounting<BooleanExpression> __expression;
public:
const real_t value() const;
void execute();
BooleanExpressionVariable(ReferenceCounting<BooleanVariable> r);
BooleanExpressionVariable(const BooleanExpressionVariable& e);
~BooleanExpressionVariable();
};
*/
#endif // _BOOLEAN_EXPRESSION_HPP_
|
