195 lines
6.2 KiB
C++
195 lines
6.2 KiB
C++
/***************************************************************************
|
|
* 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"
|
|
#include "UnitsSchemaCentimeters.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;
|
|
case Centimeters: UserPrefSystem = new UnitsSchemaCentimeters(); 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;
|
|
}
|
|
|