#pragma region CPL License
/*
Nuclex Native Framework
Copyright (C) 2002-2013 Nuclex Development Labs

This library is free software; you can redistribute it and/or
modify it under the terms of the IBM Common Public License as
published by the IBM Corporation; either version 1.0 of the
License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
IBM Common Public License for more details.

You should have received a copy of the IBM Common Public
License along with this library
*/
#pragma endregion // CPL License

// If the library is compiled as a DLL, this ensures symbols are exported
#define NUCLEX_SCENE_SOURCE 1

#include "Nuclex/Scene/Graph/ChildEntitySet.h"
#include "Nuclex/Scene/Graph/Entity.h"

namespace Nuclex { namespace Scene { namespace Graph {

  // ------------------------------------------------------------------------------------------- //

  void ChildEntitySet::Add(const std::shared_ptr<Entity> &child) {
    child->SetParent(&this->parent);
    this->entities.push_back(child);
  }

  // ------------------------------------------------------------------------------------------- //

  bool ChildEntitySet::Remove(const std::shared_ptr<Entity> &child) {
    Entity *entityPointer = child.get();
    for(std::size_t index = 0; index < this->entities.size(); ++index) {
      if(this->entities[index].get() == entityPointer) {
        this->entities.erase(this->entities.begin() + index);
        child->SetParent(nullptr);
        return true;
      }
    }

    return false;
  }
  
  // ------------------------------------------------------------------------------------------- //

}}} // namespace Nuclex::Scene::Graph