CrystalSpace

Public API Reference

csutil/flags.h

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00001 /*
00002     Copyright (C) 2000 by Jorrit Tyberghein
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public
00015     License along with this library; if not, write to the Free
00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017 */
00018 
00019 #ifndef __CS_FLAGS_H__
00020 #define __CS_FLAGS_H__
00021 
00026 #include "csextern.h"
00027 
00031 class csFlags
00032 {
00033 private:
00035   uint32 flags;
00036 
00037 public:
00039   csFlags (uint32 value = 0) : flags (value) { }
00040 
00047   void SetAll (uint32 value)
00048   { flags = value; }
00049 
00056   void Set (uint32 mask)
00057   { flags = (flags & ~mask) | mask; }
00058 
00065   void Reset (uint32 mask)
00066   { flags = (flags & ~mask); }
00067 
00073   void Set (uint32 mask, uint32 value)
00074   { flags = (flags & ~mask) | (value & mask); }
00075 
00081   void SetBool (uint32 mask, bool value)
00082   {
00083     if (value) 
00084       flags |= mask;
00085     else 
00086       flags &= ~mask;
00087   }
00088 
00090   uint32 Get () const
00091   { return flags; }
00092 
00094   bool Check (uint32 mask) const
00095   { return (flags & mask) != 0; }
00096 
00098   bool CheckAll (uint32 mask) const
00099   { return (flags & mask) == mask; }
00100 };
00101 
00102 #endif // __CS_FLAGS_H__
00103 

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