Resource.h

//=========================================================================
//  Copyright (c) Kitware, Inc.
//  All rights reserved.
//  See LICENSE.txt for details.
//
//  This software is distributed WITHOUT ANY WARRANTY; without even
//  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
//  PURPOSE.  See the above copyright notice for more information.
//=========================================================================
 
#ifndef smtk_geometry_Resource_h
#define smtk_geometry_Resource_h
 
#include "smtk/resource/DerivedFrom.h"
#include "smtk/resource/Resource.h"
 
#include "smtk/geometry/Backend.h"
#include "smtk/geometry/Geometry.h"
 
#include <memory>
 
namespace smtk
{
namespace geometry
{
 
class Backend;
class Geometry;
class Manager;
 
class SMTKCORE_EXPORT Resource
  : public smtk::resource::DerivedFrom<Resource, smtk::resource::Resource>
{
public:
  smtkTypeMacro(smtk::geometry::Resource);
  smtkSuperclassMacro(smtk::resource::DerivedFrom<Resource, smtk::resource::Resource>);
  smtkSharedFromThisMacro(smtk::resource::PersistentObject);
 
  ~Resource() override;
 
  std::unique_ptr<Geometry>& geometry(const Backend& backend);
 
  std::unique_ptr<Geometry>& geometry();
 
  void visitGeometry(std::function<void(std::unique_ptr<Geometry>&)> visitor);
 
  Resource(Resource&&) = default;
 
protected:
  Resource(const smtk::common::UUID& myID, smtk::resource::ManagerPtr manager);
  Resource(const smtk::common::UUID& myID);
  Resource(smtk::resource::ManagerPtr manager = nullptr);
 
private:
  std::map<Backend::index_t, std::unique_ptr<Geometry>> m_geometry;
};
 
} // namespace geometry
} // namespace smtk
 
#endif // smtk_geometry_Resource_h