navigator.hpp

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/*
  NAVIGATOR.hpp  -  controller for global navigation through interface space

  Copyright (C)         Lumiera.org
    2017,               Hermann Vosseler <Ichthyostega@web.de>

  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License as
  published by the Free Software Foundation; either version 2 of
  the License, or (at your option) any later version.

  This program 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
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

*/


#ifndef STAGE_INTERACT_NAVIGATOR_H
#define STAGE_INTERACT_NAVIGATOR_H

#include "stage/gtk-base.hpp"
#include "stage/interact/ui-coord-resolver.hpp"
#include "lib/nocopy.hpp"

//#include <string>
//#include <memory>


namespace stage {
namespace interact {
  
//  using std::unique_ptr;
//  using std::string;
  
//  class GlobalCtx;
  class SpotLocator;
  class ViewLocator;
  
  
  
  class Navigator
    : public LocationQuery
    , util::NonCopyable
    {
      SpotLocator& spotLocator_;
      ViewLocator& viewLocator_;
      
    public:
      Navigator (SpotLocator&, ViewLocator&);
     ~Navigator ();
      
      /* === LocationQuery API === */
      Literal   determineAnchor (UICoord const& path)         override final;
      size_t    determineCoverage (UICoord const& path)       override final;
      ChildIter getChildren (UICoord const& path, size_t pos) override final;
     
    private:
      
    };
  
  
  
}}// namespace stage::interact
#endif /*STAGE_INTERACT_NAVIGATOR_H*/