property.hxx

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#pragma once
/*
**  Copyright (C) 2013 Aldebaran Robotics
**  See COPYING for the license
*/

#ifndef _QITYPE_DETAILS_PROPERTY_HXX_
#define _QITYPE_DETAILS_PROPERTY_HXX_


namespace qi
{

  inline void GenericProperty::set(const AnyValue& v)
  {
    std::pair<AnyReference, bool> conv = v.convert(_type);
    if (!conv.first.type())
      throw std::runtime_error(std::string("Failed converting ") + v.type()->infoString() + " to " + _type->infoString());

    Property<AnyValue>::set(AnyValue(conv.first, false, false));
    if (conv.second)
      conv.first.destroy();
  }

  template<typename T>
  PropertyImpl<T>::PropertyImpl(Getter getter, Setter setter,
    SignalBase::OnSubscribers onsubscribe)
  : SignalF<void(const T&)>(onsubscribe)
  , _getter(getter)
  , _setter(setter)
  {
  }

  template<typename T>
  T PropertyImpl<T>::get() const
  {
    if (_getter)
      return _getter(_value);
    else
      return _value;
  }
  template<typename T>
  void PropertyImpl<T>::set(const T& v)
  {
    qiLogDebug("qitype.property") << "set " << this << " " << (!!_setter);
    if (_setter)
    {
      bool ok = _setter(_value, v);
      if (ok)
        (*this)(_value);
    }
    else
    {
      _value = v;
      (*this)(_value);
    }
  }
}

#endif  // _QITYPE_DETAILS_PROPERTY_HXX_