/
UnitsApi.cpp
192 lines (166 loc) · 6.09 KB
/
UnitsApi.cpp
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
/***************************************************************************
* Copyright (c) 2009 Juergen Riegel (FreeCAD@juergen-riegel.net) *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library 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 Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifdef __GNUC__
# include <unistd.h>
#endif
#include <QString>
#include "Exception.h"
#include "UnitsApi.h"
#include "UnitsSchemaInternal.h"
#include "UnitsSchemaImperial1.h"
#include "UnitsSchemaMKS.h"
#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif
#ifndef M_E
#define M_E 2.71828182845904523536
#endif
#ifndef DOUBLE_MAX
# define DOUBLE_MAX 1.7976931348623157E+308 /* max decimal value of a "double"*/
#endif
#ifndef DOUBLE_MIN
# define DOUBLE_MIN 2.2250738585072014E-308 /* min decimal value of a "double"*/
#endif
using namespace Base;
//const QString UnitsApi::getQuantityName(QuantityType t)
//{
// // check limits
// assert(t<9);
// // returns
// return QString::fromLatin1(QuantityNames[t]);
//}
// === static attributes ================================================
double UnitsApi::defaultFactor = 1.0;
UnitsSchema *UnitsApi::UserPrefSystem = new UnitsSchemaInternal();
UnitSystem UnitsApi::actSystem = SI1;
//double UnitsApi::UserPrefFactor [50];
//QString UnitsApi::UserPrefUnit [50];
int UnitsApi::UserPrefDecimals = 2;
UnitsApi::UnitsApi(const char* filter)
{
}
UnitsApi::UnitsApi(const std::string& filter)
{
}
UnitsApi::~UnitsApi()
{
}
void UnitsApi::setSchema(UnitSystem s)
{
if (UserPrefSystem) {
UserPrefSystem->resetSchemaUnits(); // for schemas changed the Quantity constants
delete UserPrefSystem;
UserPrefSystem = 0;
}
switch (s) {
case SI1 : UserPrefSystem = new UnitsSchemaInternal(); break;
case SI2 : UserPrefSystem = new UnitsSchemaMKS(); break;
case Imperial1: UserPrefSystem = new UnitsSchemaImperial1(); break;
case ImperialDecimal: UserPrefSystem = new UnitsSchemaImperialDecimal(); break;
default : UserPrefSystem = new UnitsSchemaInternal(); s = SI1; break;
}
actSystem = s;
UserPrefSystem->setSchemaUnits(); // if necesarry a unit schema can change the constants in Quantity (e.g. mi=1.8km rather then 1.6km).
}
//double UnitsApi::translateUnit(const char* str)
//{
// bool temp;
// return parse(str,temp );
//}
//
//double UnitsApi::translateUnit(const QString & str)
//{
// bool temp;
// return parse(str.toUtf8() ,temp);
//}
//
// === static translation methodes ==========================================
QString UnitsApi::schemaTranslate(Base::Quantity quant,double &factor,QString &unitString)
{
return UserPrefSystem->schemaTranslate(quant,factor,unitString);
}
//QString UnitsApi::toStrWithUserPrefs(QuantityType t,double Value)
//{
// return UserPrefSystem->toStrWithUserPrefs(t,Value);
// //double UnitValue = Value/UserPrefFactor[t];
// //return QString::fromLatin1("%1 %2").arg(UnitValue).arg(UserPrefUnit[t]);
//}
//
//void UnitsApi::toStrWithUserPrefs(QuantityType t,double Value,QString &outValue,QString &outUnit)
//{
// UserPrefSystem->toStrWithUserPrefs(t,Value,outValue,outUnit);
//}
//
//PyObject *UnitsApi::toPyWithUserPrefs(QuantityType t,double Value)
//{
// return PyFloat_FromDouble(Value * UserPrefFactor[t]);
//}
//
double UnitsApi::toDbl(PyObject *ArgObj, const Base::Unit &u)
{
if (PyString_Check(ArgObj)) {
// Parse the string
QString str = QString::fromLatin1(PyString_AsString(ArgObj));
Quantity q = Quantity::parse(str);
if (q.getUnit() == u)
return q.getValue();
throw Base::Exception("Wrong unit type!");
}
else if (PyFloat_Check(ArgObj)) {
return PyFloat_AsDouble(ArgObj);
}
else if (PyInt_Check(ArgObj)) {
return static_cast<double>(PyInt_AsLong(ArgObj));
}
else {
throw Base::Exception("Wrong parameter type!");
}
}
Quantity UnitsApi::toQuantity(PyObject *ArgObj, const Base::Unit &u)
{
double d;
if (PyString_Check(ArgObj)) {
// Parse the string
QString str = QString::fromLatin1(PyString_AsString(ArgObj));
Quantity q = Quantity::parse(str);
d = q.getValue();
}
else if (PyFloat_Check(ArgObj)) {
d = PyFloat_AsDouble(ArgObj);
}
else if (PyInt_Check(ArgObj)) {
d = static_cast<double>(PyInt_AsLong(ArgObj));
}
else {
throw Base::Exception("Wrong parameter type!");
}
return Quantity(d,u);
}
void UnitsApi::setDecimals(int prec)
{
UserPrefDecimals = prec;
}
int UnitsApi::getDecimals()
{
return UserPrefDecimals;
}