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//static const char* sccsid = "@(#)Expr_Equal.cxx 3.2 95/01/10"; // Do not delete this line. Used by sccs.
// Copyright: Matra-Datavision 1991
// File: Expr_Equal.cxx
// Created: Mon Jun 10 18:02:49 1991
// Author: Arnaud BOUZY
// <adn>
#include <Expr_Equal.ixx>
#include <Expr.hxx>
#include <Expr_GeneralExpression.hxx>
Expr_Equal::Expr_Equal (const Handle(Expr_GeneralExpression)& exp1, const Handle(Expr_GeneralExpression)& exp2)
{
SetFirstMember(exp1);
SetSecondMember(exp2);
}
Standard_Boolean Expr_Equal::IsSatisfied () const
{
Handle(Expr_GeneralExpression) fm = FirstMember();
Handle(Expr_GeneralExpression) sm = SecondMember();
fm = fm->Simplified();
sm = sm->Simplified();
return (fm->IsIdentical(sm));
}
Handle(Expr_GeneralRelation) Expr_Equal::Simplified () const
{
Handle(Expr_GeneralExpression) fm = FirstMember();
Handle(Expr_GeneralExpression) sm = SecondMember();
return new Expr_Equal(fm->Simplified(),sm->Simplified());
}
void Expr_Equal::Simplify ()
{
Handle(Expr_GeneralExpression) fm = FirstMember();
Handle(Expr_GeneralExpression) sm = SecondMember();
SetFirstMember(fm->Simplified());
SetSecondMember(sm->Simplified());
}
Handle(Expr_GeneralRelation) Expr_Equal::Copy () const
{
return new Expr_Equal(Expr::CopyShare(FirstMember()),
Expr::CopyShare(SecondMember()));
}
TCollection_AsciiString Expr_Equal::String() const
{
return FirstMember()->String() + " = " + SecondMember()->String();
}
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