Document.h

/* Copyright (C) 2006-2018 PUC-Rio/Laboratorio TeleMidia
 
This file is part of Ginga (Ginga-NCL).
 
Ginga 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.
 
Ginga 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 Ginga.  If not, see <https://www.gnu.org/licenses/>.  */
 
#ifndef DOCUMENT_H
#define DOCUMENT_H
 
#include "Object.h"
 
namespace ginga {
 
class Context;
class Media;
class Switch;
 
class Document
{
public:
  Document ();
  Document (const string&);
  virtual ~Document ();
 
  const set<Object *> *getObjects ();
  Object *getObjectById (const string &);
  Object *getObjectByIdOrAlias (const string &);
  bool addObject (Object *);
 
  const string getId ();
  Context *getRoot ();
  MediaSettings *getSettings ();
  const set<Media *> *getMedias ();
  const set<Media *> *getMediasRemote ();
  const set<Context *> *getContexts ();
  const set<Switch *> *getSwitches ();
 
  int evalAction (Event *, Event::Transition, const string &value = "");
  int evalAction (Action);
  bool evalPredicate (Predicate *);
  bool evalPropertyRef (const string &, string *);
 
  bool getData (const string &, void **);
  bool setData (const string &, void *, UserDataCleanFunc fn = nullptr);
 
private:
  string _id;
  list<Action> evalActionInContext (Action, Context *);
  set<Object *> _objects;             
  map<string, Object *> _objectsById; 
  Context *_root;                     
  MediaSettings *_settings;           
  set<Media *> _medias;               
  set<Media *> _mediasRemote;         
  set<Context *> _contexts;           
  set<Switch *> _switches;            
  UserData _udata;                    
};
 
}
 
#endif // DOCUMENT_H