arcsscriptcomponent.h

/*
  name: include/arcs/arcsscriptcomponent.h

  This file is part of ARCS - Augmented Reality Component System
  (version 2-current), written by Jean-Yves Didier 
  for IBISC Laboratory (http://www.ibisc.univ-evry.fr)

  Copyright (C) 2013  Université d'Evry-Val d'Essonne

  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, see <http://www.gnu.org/licenses/>.


  Please send bugreports  with examples or suggestions to
  jean-yves.didier__at__ibisc.univ-evry.fr
*/


#ifndef __ARCSSCRIPTCOMPONENT_H__
#define __ARCSSCRIPTCOMPONENT_H__

#include <arcs/arcsabstractcomponent.h>
#include <arcs/arcsqdynamicobject.h>
#include <QScriptEngine>
#include <QHash>



class ARCSScriptQObjectProxy : public QObject, public ARCSQDynamicObject
{
public:
     ARCSScriptQObjectProxy(QObject* parent =0);

     virtual int qt_metacall(QMetaObject::Call, int id, void** arguments);
     virtual QStringList getSignalList();
     virtual QStringList getSlotList();

     virtual int prepareSignalConnect(QString sigName, QString sltName, QString objectName, QString actualSlot, bool simulate=false);
     virtual int prepareSlotConnect(QString sigName, QString sltName, QString objectName, QString actualSignal, bool simulate=false);

     virtual int cleanSlotConnect(QString sigName, QString sltName, QString objectName, QString actualSignal);
     virtual int cleanSignalConnect(QString sigName, QString sltName, QString objectName, QString actualSlot);

     bool setScript(QString s);

     static QScriptValue callSignal(QScriptContext* ctx, QScriptEngine* engine);
     //static QScriptValue callSignalScript(QScriptContext* ctx, QScriptEngine* engine);

private:
     QScriptEngine* engine;
     QString scriptString;
     QList<int> paramSlotCount;
     QList<QList<int> > paramSlotType;
     QList<int> paramSignalCount;
     QList<QList<int> > paramSignalType;

     QStringList slotList;
     QStringList signalList;

    static QString computeParamList(QString slt);
    void createCallSignalScript();
    static int paramCount(QString s);

     QHash<QString, QStringList> signalCollection;
};




class ARCSScriptComponent : public ARCSAbstractComponent
{

  public:
    ARCSScriptComponent();
    ~ARCSScriptComponent();

    virtual QString toString() { return scriptString; }
    virtual bool parseString(QString s);
    virtual QStringList getSignals() { return proxy->getSignalList(); }
    virtual QStringList getSlots() { return proxy->getSlotList(); }

 protected:
    virtual void getProxySlot (QString slot, ObjectList &obj, QStringList &proxySlot);
    virtual void getProxySignal (QString signal, ObjectList &obj, QStringList &proxySignal);
    virtual bool genuineInstanciate () { return true; }
    virtual void genuineDestroy () {}


private:
     QString scriptString;
     ARCSScriptQObjectProxy* proxy;
};





#endif // __ARCSSCRIPTCOMPONENT_H__