// Created on: 2003-10-08
// Created by: Alexander SOLOVYOV
// Copyright (c) 2003-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef MeshVS_TwoColors_HeaderFile
#define MeshVS_TwoColors_HeaderFile

#include <Quantity_Color.hxx>

typedef struct {
  unsigned int r1 : 8;
  unsigned int g1 : 8;
  unsigned int b1 : 8;
  unsigned int r2 : 8;
  unsigned int g2 : 8;
  unsigned int b2 : 8;
} MeshVS_TwoColors;


//! Computes a hash code for the key, in the range [1, theUpperBound]
//! @param theKey the key which hash code is to be computed
//! @param theUpperBound the upper bound of the range a computing hash code must be within
//! @return a computed hash code, in the range [1, theUpperBound]
Standard_EXPORT Standard_Integer HashCode (const MeshVS_TwoColors& theKey, Standard_Integer theUpperBound);

Standard_EXPORT Standard_Boolean IsEqual (const MeshVS_TwoColors& K1,
                                          const MeshVS_TwoColors& K2  );

Standard_EXPORT Standard_Boolean operator== ( const MeshVS_TwoColors& K1,
                                              const MeshVS_TwoColors& K2  );

Standard_EXPORT MeshVS_TwoColors  BindTwoColors ( const Quantity_Color&, const Quantity_Color& );
Standard_EXPORT Quantity_Color    ExtractColor  ( MeshVS_TwoColors&, const Standard_Integer );
Standard_EXPORT void              ExtractColors ( MeshVS_TwoColors&, Quantity_Color&, Quantity_Color& );

#endif
