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42cf5bc1ca
Automatic upgrade of OCCT code by command "occt_upgrade . -nocdl": - WOK-generated header files from inc and sources from drv are moved to src - CDL files removed - All packages are converted to nocdlpack
63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
// Created on: 1991-09-18
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// Created by: Arnaud BOUZY
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// Copyright (c) 1991-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <Expr.hxx>
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#include <Expr_GeneralExpression.hxx>
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#include <Expr_NamedUnknown.hxx>
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#include <Expr_UnknownIterator.hxx>
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#include <Standard_NoMoreObject.hxx>
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#include <Standard_NoSuchObject.hxx>
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Expr_UnknownIterator::Expr_UnknownIterator (const Handle(Expr_GeneralExpression)& exp)
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{
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Perform(exp);
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myCurrent = 1;
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}
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void Expr_UnknownIterator::Perform(const Handle(Expr_GeneralExpression)& exp)
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{
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if (exp->IsKind(STANDARD_TYPE(Expr_NamedUnknown))) {
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Handle(Expr_NamedUnknown) varexp = Handle(Expr_NamedUnknown)::DownCast(exp);
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if (!myMap.Contains(varexp)) {
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myMap.Add(varexp);
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}
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}
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Standard_Integer nbsub = exp->NbSubExpressions();
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for (Standard_Integer i = 1; i <= nbsub ; i++) {
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Perform(exp->SubExpression(i));
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}
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}
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Standard_Boolean Expr_UnknownIterator::More() const
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{
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return (myCurrent <= myMap.Extent());
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}
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void Expr_UnknownIterator::Next ()
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{
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if (!More()) {
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Standard_NoMoreObject::Raise();
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}
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myCurrent++;
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}
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Handle(Expr_NamedUnknown) Expr_UnknownIterator::Value () const
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{
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return myMap(myCurrent);
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}
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