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132 lines
2.7 KiB
C++
Executable File
132 lines
2.7 KiB
C++
Executable File
// Created on: 1992-05-14
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// Created by: NW,JPB,CAL
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// Copyright (c) 1992-1999 Matra Datavision
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// Copyright (c) 1999-2012 OPEN CASCADE SAS
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//
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// The content of this file is subject to the Open CASCADE Technology Public
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// License Version 6.5 (the "License"). You may not use the content of this file
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// except in compliance with the License. Please obtain a copy of the License
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// at http://www.opencascade.org and read it completely before using this file.
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//
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// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
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// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
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//
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// The Original Code and all software distributed under the License is
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// distributed on an "AS IS" basis, without warranty of any kind, and the
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// Initial Developer hereby disclaims all such warranties, including without
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// limitation, any warranties of merchantability, fitness for a particular
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// purpose or non-infringement. Please see the License for the specific terms
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// and conditions governing the rights and limitations under the License.
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//-Version
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//-Design Declaration des variables specifiques aux identificateurs
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//-Warning Un identificateur est un entier.
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//-References
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//-Language C++ 2.0
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//-Declarations
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// for the class
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#include <Aspect_GenId.ixx>
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//-Aliases
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//-Global data definitions
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//-Constructors
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//-Destructors
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//-Methods, in order
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Aspect_GenId::Aspect_GenId ():
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MyCount (INT_MAX/2 + 1),
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MyLength (INT_MAX/2 + 1),
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MyLowerBound (0),
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MyUpperBound (INT_MAX/2),
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MyFreeIds () {
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}
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Aspect_GenId::Aspect_GenId (const Standard_Integer Low, const Standard_Integer Up):MyFreeIds () {
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if (Low <= Up) {
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MyLowerBound = Low;
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MyUpperBound = Up;
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MyLength = MyUpperBound - MyLowerBound + 1;
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MyCount = MyLength;
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}
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else
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Aspect_IdentDefinitionError::Raise
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("GenId Create Error: Low > Up");
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}
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Standard_Integer Aspect_GenId::Available () const {
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return (MyCount);
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}
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void Aspect_GenId::Free () {
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MyCount = MyLength;
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MyFreeIds.Clear ();
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}
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void Aspect_GenId::Free (const Standard_Integer Id) {
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if ( (Id >= MyLowerBound) && (Id <= MyUpperBound) )
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MyFreeIds.Prepend (Id);
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}
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Standard_Integer Aspect_GenId::Lower () const {
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return (MyLowerBound);
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}
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Standard_Integer Aspect_GenId::Next () {
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if (MyCount == 0)
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Aspect_IdentDefinitionError::Raise
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("GenId Next Error: Available == 0");
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Standard_Integer Id;
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if (! MyFreeIds.IsEmpty ()) {
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Id = MyFreeIds.First ();
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MyFreeIds.RemoveFirst ();
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}
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else {
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MyCount --;
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Id = MyLowerBound + MyLength - MyCount - 1;
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}
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return Id;
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}
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Standard_Integer Aspect_GenId::Upper () const {
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return (MyUpperBound);
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}
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//void Aspect_GenId::Assign (const Aspect_GenId& Other) {
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//
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// MyLowerBound = Other.Lower ();
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// MyUpperBound = Other.Upper ();
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//
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//}
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