FreeCAD/src/App/PropertyUnits.cpp

256 lines
8.6 KiB
C++

/***************************************************************************
* Copyright (c) Jürgen Riegel (juergen.riegel@web.de) 2010 *
* *
* 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"
#ifndef _PreComp_
# include <boost/version.hpp>
# include <boost/filesystem/path.hpp>
#endif
/// Here the FreeCAD includes sorted by Base,App,Gui......
#include <Base/Exception.h>
#include <Base/Reader.h>
#include <Base/Writer.h>
#include <Base/Stream.h>
#include <Base/UnitsApi.h>
#include "PropertyUnits.h"
#include <Base/PyObjectBase.h>
#include <Base/QuantityPy.h>
using namespace App;
using namespace Base;
using namespace std;
const PropertyQuantityConstraint::Constraints LengthStandard = {0.0,(double)INT_MAX,1.0};
const PropertyQuantityConstraint::Constraints AngleStandard = {-360,360,1.0};
//**************************************************************************
//**************************************************************************
// PropertyQuantity
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TYPESYSTEM_SOURCE(App::PropertyQuantity, App::PropertyFloat);
Base::Quantity PropertyQuantity::getQuantityValue(void) const
{
return Quantity(_dValue,_Unit);
}
const char* PropertyQuantity::getEditorName(void) const
{
return "Gui::PropertyEditor::PropertyUnitItem";
}
PyObject *PropertyQuantity::getPyObject(void)
{
return new QuantityPy (new Quantity(_dValue,_Unit));
}
Base::Quantity PropertyQuantity::createQuantityFromPy(PyObject *value)
{
Base::Quantity quant;
if (PyString_Check(value))
quant = Quantity::parse(QString::fromLatin1(PyString_AsString(value)));
else if (PyUnicode_Check(value)){
PyObject* unicode = PyUnicode_AsUTF8String(value);
std::string Str;
Str = PyString_AsString(unicode);
quant = Quantity::parse(QString::fromUtf8(Str.c_str()));
Py_DECREF(unicode);
}
else if (PyFloat_Check(value))
quant = Quantity(PyFloat_AsDouble(value),_Unit);
else if (PyInt_Check(value))
quant = Quantity((double)PyInt_AsLong(value),_Unit);
else if (PyObject_TypeCheck(value, &(QuantityPy::Type))) {
Base::QuantityPy *pcObject = static_cast<Base::QuantityPy*>(value);
quant = *(pcObject->getQuantityPtr());
}
else {
std::string error = std::string("wrong type as quantity: ");
error += value->ob_type->tp_name;
throw Base::TypeError(error);
}
return quant;
}
void PropertyQuantity::setPyObject(PyObject *value)
{
Base::Quantity quant= createQuantityFromPy(value);
Unit unit = quant.getUnit();
if (unit.isEmpty()){
PropertyFloat::setValue(quant.getValue());
return;
}
if (unit != _Unit)
throw Base::Exception("Not matching Unit!");
PropertyFloat::setValue(quant.getValue());
}
//**************************************************************************
//**************************************************************************
// PropertyQuantityConstraint
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TYPESYSTEM_SOURCE(App::PropertyQuantityConstraint, App::PropertyQuantity);
void PropertyQuantityConstraint::setConstraints(const Constraints* sConstrain)
{
_ConstStruct = sConstrain;
}
const char* PropertyQuantityConstraint::getEditorName(void) const
{
return "Gui::PropertyEditor::PropertyUnitConstraintItem";
}
const PropertyQuantityConstraint::Constraints* PropertyQuantityConstraint::getConstraints(void) const
{
return _ConstStruct;
}
void PropertyQuantityConstraint::setPyObject(PyObject *value)
{
Base::Quantity quant= createQuantityFromPy(value);
Unit unit = quant.getUnit();
double temp = quant.getValue();
if (_ConstStruct) {
if (temp > _ConstStruct->UpperBound)
temp = _ConstStruct->UpperBound;
else if (temp < _ConstStruct->LowerBound)
temp = _ConstStruct->LowerBound;
}
quant.setValue(temp);
if (unit.isEmpty()){
PropertyFloat::setValue(quant.getValue());
return;
}
if (unit != _Unit)
throw Base::Exception("Not matching Unit!");
PropertyFloat::setValue(quant.getValue());
}
//**************************************************************************
//**************************************************************************
// PropertyDistance
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TYPESYSTEM_SOURCE(App::PropertyDistance, App::PropertyQuantity);
PropertyDistance::PropertyDistance()
{
setUnit(Base::Unit::Length);
}
//**************************************************************************
//**************************************************************************
// PropertySpeed
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TYPESYSTEM_SOURCE(App::PropertySpeed, App::PropertyQuantity);
PropertySpeed::PropertySpeed()
{
setUnit(Base::Unit::Velocity);
}
//**************************************************************************
//**************************************************************************
// PropertyAcceleration
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TYPESYSTEM_SOURCE(App::PropertyAcceleration, App::PropertyQuantity);
PropertyAcceleration::PropertyAcceleration()
{
setUnit(Base::Unit::Acceleration);
}
//**************************************************************************
//**************************************************************************
// PropertyLength
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TYPESYSTEM_SOURCE(App::PropertyLength, App::PropertyQuantityConstraint);
PropertyLength::PropertyLength()
{
setUnit(Base::Unit::Length);
setConstraints(&LengthStandard);
}
//**************************************************************************
//**************************************************************************
// PropertyAngle
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TYPESYSTEM_SOURCE(App::PropertyAngle, App::PropertyQuantityConstraint);
PropertyAngle::PropertyAngle()
{
setUnit(Base::Unit::Angle);
setConstraints(&AngleStandard);
}
//**************************************************************************
//**************************************************************************
// PropertyPressure
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TYPESYSTEM_SOURCE(App::PropertyPressure, App::PropertyQuantity);
PropertyPressure::PropertyPressure()
{
setUnit(Base::Unit::Pressure);
}
//**************************************************************************
//**************************************************************************
// PropertyForce
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TYPESYSTEM_SOURCE(App::PropertyForce, App::PropertyQuantity);
PropertyForce::PropertyForce()
{
setUnit(Base::Unit::Force);
}