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//static const char* sccsid = "@(#)Expr_NamedConstant.cxx 3.3 95/01/10"; // Do not delete this line. Used by sccs.
// Copyright: Matra-Datavision 1991
// File: Expr_NamedConstant.cxx
// Created: Fri Apr 12 10:41:21 1991
// Author: Arnaud BOUZY
// <adn>
#include <Expr_NamedConstant.ixx>
#include <Expr_NumericValue.hxx>
#include <Standard_OutOfRange.hxx>
Expr_NamedConstant::Expr_NamedConstant(const TCollection_AsciiString& name, const Standard_Real value)
{
SetName(name);
myValue = value;
}
const Handle(Expr_GeneralExpression)& Expr_NamedConstant::SubExpression (const Standard_Integer ) const
{
Standard_OutOfRange::Raise();
Handle(Expr_GeneralExpression)* bid = new Handle(Expr_GeneralExpression);
return *bid;
}
Handle(Expr_GeneralExpression) Expr_NamedConstant::Simplified () const
{
Handle(Expr_GeneralExpression) res = new Expr_NumericValue(myValue);
return res;
}
Handle(Expr_GeneralExpression) Expr_NamedConstant::Copy () const
{
return new Expr_NamedConstant(GetName(),myValue);
}
Handle(Expr_GeneralExpression) Expr_NamedConstant::Derivative (const Handle(Expr_NamedUnknown)& ) const
{
Handle(Expr_GeneralExpression) aNumVal = new Expr_NumericValue(0.0);
return aNumVal;
}
Handle(Expr_GeneralExpression) Expr_NamedConstant::NDerivative (const Handle(Expr_NamedUnknown)& , const Standard_Integer ) const
{
return new Expr_NumericValue(0.0);
}
Handle(Expr_GeneralExpression) Expr_NamedConstant::ShallowSimplified () const
{
Handle(Expr_GeneralExpression) res = new Expr_NumericValue(myValue);
return res;
}
Standard_Real Expr_NamedConstant::Evaluate(const Expr_Array1OfNamedUnknown&, const TColStd_Array1OfReal&) const
{
return myValue;
}
Standard_Integer Expr_NamedConstant::NbSubExpressions () const
{
return 0;
}
Standard_Boolean Expr_NamedConstant::ContainsUnknowns () const
{
return Standard_False;
}
Standard_Boolean Expr_NamedConstant::Contains (const Handle(Expr_GeneralExpression)& ) const
{
return Standard_False;
}
Standard_Boolean Expr_NamedConstant::IsLinear () const
{
return Standard_True;
}
void Expr_NamedConstant::Replace (const Handle(Expr_NamedUnknown)& , const Handle(Expr_GeneralExpression)& )
{
}
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