Status.hh

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/*===========================================================================*\
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//=============================================================================
//
//  CLASS Status
//
//=============================================================================


#ifndef OPENMESH_ATTRIBUTE_STATUS_HH
#define OPENMESH_ATTRIBUTE_STATUS_HH


//== INCLUDES =================================================================

#include <OpenMesh/Core/System/config.h>


//== NAMESPACES ===============================================================


namespace OpenMesh {
namespace Attributes {

 
//== CLASS DEFINITION  ========================================================
  

enum StatusBits {

  DELETED               = 1,    
  LOCKED                = 2,    
  SELECTED              = 4,    
  HIDDEN                = 8,    
  FEATURE               = 16,   
  TAGGED                = 32,   
  TAGGED2               = 64,   
  FIXEDNONMANIFOLD      = 128,  
  UNUSED                = 256   
};


class StatusInfo
{
public:

  typedef unsigned int value_type;
    
  StatusInfo() : status_(0) {}

  bool deleted() const  { return is_bit_set(DELETED); }
  void set_deleted(bool _b) { change_bit(DELETED, _b); }


  bool locked() const  { return is_bit_set(LOCKED); }
  void set_locked(bool _b) { change_bit(LOCKED, _b); }


  bool selected() const  { return is_bit_set(SELECTED); }
  void set_selected(bool _b) { change_bit(SELECTED, _b); }


  bool hidden() const  { return is_bit_set(HIDDEN); }
  void set_hidden(bool _b) { change_bit(HIDDEN, _b); }


  bool feature() const  { return is_bit_set(FEATURE); }
  void set_feature(bool _b) { change_bit(FEATURE, _b); }


  bool tagged() const  { return is_bit_set(TAGGED); }
  void set_tagged(bool _b) { change_bit(TAGGED, _b); }


  bool tagged2() const  { return is_bit_set(TAGGED2); }
  void set_tagged2(bool _b) { change_bit(TAGGED2, _b); }
  
  
  bool fixed_nonmanifold() const  { return is_bit_set(FIXEDNONMANIFOLD); }
  void set_fixed_nonmanifold(bool _b) { change_bit(FIXEDNONMANIFOLD, _b); }


  unsigned int bits() const { return status_; }
  void set_bits(unsigned int _bits) { status_ = _bits; }


  bool is_bit_set(unsigned int _s) const { return (status_ & _s) > 0; }
  void set_bit(unsigned int _s) { status_ |= _s; }
  void unset_bit(unsigned int _s) { status_ &= ~_s; }
  void change_bit(unsigned int _s, bool _b) {  
    if (_b) status_ |= _s; else status_ &= ~_s; }


private: 

  value_type status_;
};


//=============================================================================
} // namespace Attributes
} // namespace OpenMesh
//=============================================================================
#endif // OPENMESH_ATTRIBUTE_STATUS_HH defined
//=============================================================================