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104 lines
3.3 KiB
C++
104 lines
3.3 KiB
C++
// Created on: 1992-11-17
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// Created by: Christian CAILLET
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// Copyright (c) 1992-1999 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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#ifndef _IFSelect_SelectCombine_HeaderFile
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#define _IFSelect_SelectCombine_HeaderFile
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#include <Standard.hxx>
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#include <Standard_Type.hxx>
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#include <IFSelect_TSeqOfSelection.hxx>
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#include <IFSelect_Selection.hxx>
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#include <Standard_Integer.hxx>
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class IFSelect_SelectionIterator;
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class IFSelect_SelectCombine;
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DEFINE_STANDARD_HANDLE(IFSelect_SelectCombine, IFSelect_Selection)
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//! A SelectCombine type Selection defines algebraic operations
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//! between results of several Selections
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//! It is a deferred class : sub-classes will have to define
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//! precise what operator is to be applied
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class IFSelect_SelectCombine : public IFSelect_Selection
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{
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public:
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//! Returns the count of Input Selections
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Standard_EXPORT Standard_Integer NbInputs() const;
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//! Returns an Input Selection, given its rank in the list
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Standard_EXPORT Handle(IFSelect_Selection) Input (const Standard_Integer num) const;
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//! Returns the rank of an input Selection, 0 if not in the list.
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//! Most generally, its value is meaningless, except for testing
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//! the presence of an input Selection :
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//! - == 0 if <sel> is not an input for <me>
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//! - > 0 if <sel> is an input for <me>
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Standard_EXPORT Standard_Integer InputRank (const Handle(IFSelect_Selection)& sel) const;
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//! Adds a Selection to the filling list
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//! By default, adds it to the end of the list
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//! A Positive rank less then NbInputs gives an insertion rank
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//! (InsertBefore : the new <atnum>th item of the list is <sel>)
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Standard_EXPORT void Add (const Handle(IFSelect_Selection)& sel, const Standard_Integer atnum = 0);
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//! Removes an input Selection.
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//! Returns True if Done, False, if <sel> is not an input for <me>
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Standard_EXPORT Standard_Boolean Remove (const Handle(IFSelect_Selection)& sel);
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//! Removes an input Selection, given its rank in the list
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//! Returns True if Done, False if <num> is out of range
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Standard_EXPORT Standard_Boolean Remove (const Standard_Integer num);
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//! Puts in an Iterator the Selections from which "me" depends
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//! That is to say, the list of Input Selections
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Standard_EXPORT void FillIterator (IFSelect_SelectionIterator& iter) const Standard_OVERRIDE;
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DEFINE_STANDARD_RTTIEXT(IFSelect_SelectCombine,IFSelect_Selection)
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protected:
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//! Defines an empty SelectCombine
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Standard_EXPORT IFSelect_SelectCombine();
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//! Returns always True, because RootResult gives a Unique list
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Standard_EXPORT virtual Standard_Boolean HasUniqueResult() const Standard_OVERRIDE;
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private:
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IFSelect_TSeqOfSelection thelist;
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};
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#endif // _IFSelect_SelectCombine_HeaderFile
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