SpecializedForAspect.hpp

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#ifndef DART_COMMON_SPECIALIZEDFORASPECT_HPP_
#define DART_COMMON_SPECIALIZEDFORASPECT_HPP_
 
#include "dart/common/Composite.hpp"
#include "dart/common/CompositeJoiner.hpp"
#include "dart/common/Virtual.hpp"
 
namespace dart {
namespace common {
 
template <class... OtherSpecAspects>
class SpecializedForAspect
{
public:
  virtual ~SpecializedForAspect() = default;
};
 
//==============================================================================
template <class SpecAspect>
class SpecializedForAspect<SpecAspect> : public virtual Composite
{
public:
 
  SpecializedForAspect();
 
  virtual ~SpecializedForAspect() = default;
 
  template <class T>
  bool has() const;
 
  template <class T>
  T* get();
 
  template <class T>
  const T* get() const;
 
  template <class T>
  void set(const T* aspect);
 
  template <class T>
  void set(std::unique_ptr<T>&& aspect);
 
  template <class T, typename ...Args>
  T* createAspect(Args&&... args);
 
  template <class T>
  void removeAspect();
 
  template <class T>
  std::unique_ptr<T> releaseAspect();
 
  template <class T>
  static constexpr bool isSpecializedFor();
 
protected:
 
  template <class T> struct type { };
 
  template <class T>
  bool _has(type<T>) const;
 
  bool _has(type<SpecAspect>) const;
 
  template <class T>
  T* _get(type<T>);
 
  SpecAspect* _get(type<SpecAspect>);
 
  template <class T>
  const T* _get(type<T>) const;
 
  const SpecAspect* _get(type<SpecAspect>) const;
 
  template <class T>
  void _set(type<T>, const T* aspect);
 
  void _set(type<SpecAspect>, const SpecAspect* aspect);
 
  template <class T>
  void _set(type<T>, std::unique_ptr<T>&& aspect);
 
  void _set(type<SpecAspect>, std::unique_ptr<SpecAspect>&& aspect);
 
  template <class T, typename ...Args>
  T* _createAspect(type<T>, Args&&... args);
 
  template <typename ...Args>
  SpecAspect* _createAspect(type<SpecAspect>, Args&&... args);
 
  template <class T>
  void _removeAspect(type<T>);
 
  void _removeAspect(type<SpecAspect>);
 
  template <class T>
  std::unique_ptr<T> _releaseAspect(type<T>);
 
  std::unique_ptr<SpecAspect> _releaseAspect(type<SpecAspect>);
 
  template <class T>
  static constexpr bool _isSpecializedFor(type<T>);
 
  static constexpr bool _isSpecializedFor(type<SpecAspect>);
 
  Composite::AspectMap::iterator mSpecAspectIterator;
 
};
 
//==============================================================================
template <class SpecAspect1, class... OtherSpecAspects>
class SpecializedForAspect<SpecAspect1, OtherSpecAspects...> :
    public CompositeJoiner< Virtual< SpecializedForAspect<SpecAspect1> >,
                               Virtual< SpecializedForAspect<OtherSpecAspects...> > >
{
public:
  virtual ~SpecializedForAspect() = default;
};
 
} // namespace common
} // namespace dart
 
#include "dart/common/detail/SpecializedForAspect.hpp"
 
#endif // DART_COMMON_SPECIALIZEDFORASPECT_HPP_