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//
// $Id: trapSubscriber.cc,v 1.3 2002/06/03 12:09:35 radoone Exp $
// GEANT4 tag $Name: geant4-05-00 $
//
// 
// --------------------------------------------------------------
// Comments
//
// --------------------------------------------------------------
//
#include "SAXSubscriber.hh"
#include "SAXComponentFactory.hh"

#include "GDMLProcessor.hh"
#include "GDMLExpressionEvaluator.hh"

#include "trap.hh"

#include "G4VSolid.hh"
#include "G4Trap.hh"

#include <iostream>

class trapSubscriber : public SAXSubscriber
{
public:
  virtual const SAXComponentObject* Build() const {
    return this;
  }

public:
  trapSubscriber() {
    Subscribe( "trap" );
  }
  virtual ~trapSubscriber() {
  }
   
  // The activation callback invoked by SAXProcessor whenever it has
  // a new object created from XML and a corresponding subcriber exists
  virtual void Activate( const SAXObject* object ) {
    //std::cout << "GENERAL TRAPEZOID SUBSCRIBER:: ";
    if( object != 0 ) {
      try {
        const trap* obj = dynamic_cast<const trap*>( object );    
        
        //std::cout << "GOT GENERAL TRAPEZOID " << obj->get_name() << std::endl;
      
        GDMLExpressionEvaluator* calc = GDMLProcessor::GetInstance()->GetEvaluator();
      
        const std::string& name = obj->get_name();
        std::string lunit = obj->get_lunit();
        std::string aunit = obj->get_aunit();
        
        std::string sval = obj->get_x1();
        sval += "*"+lunit;
        double dx1 = calc->Eval( sval ); dx1 = dx1/2.;
        sval = obj->get_x2();
        sval += "*"+lunit;
        double dx2 = calc->Eval( sval ); dx2 = dx2/2.;
        sval = obj->get_x3();
        sval += "*"+lunit;
        double dx3 = calc->Eval( sval ); dx3 = dx3/2.;
        sval = obj->get_x4();
        sval += "*"+lunit;
        double dx4 = calc->Eval( sval ); dx4 = dx4/2.;
        sval = obj->get_y1();
        sval += "*"+lunit;
        double dy1 = calc->Eval( sval ); dy1 = dy1/2.;
        sval = obj->get_y2();
        sval += "*"+lunit;
        double dy2 = calc->Eval( sval ); dy2 = dy2/2.;
        sval = obj->get_z();
        sval += "*"+lunit;
        double dz = calc->Eval( sval ); dz = dz/2.;
        
        sval = obj->get_theta();
        sval += "*"+aunit;
        double dtheta = calc->Eval( sval );
        sval = obj->get_phi();
        sval += "*"+aunit;
        double dphi = calc->Eval( sval );
        sval = obj->get_alpha1();
        sval += "*"+aunit;
        double dalpha1 = calc->Eval( sval );
        sval = obj->get_alpha1();
        sval += "*"+aunit;
        double dalpha2 = calc->Eval( sval );
        
//         std::cout << "x1:    " << obj->get_x1()    << lunit << " dx1:    " << dx1     << std::endl;
//         std::cout << "x2:    " << obj->get_x2()    << lunit << " dx2:    " << dx2     << std::endl;
//         std::cout << "x3:    " << obj->get_x3()    << lunit << " dx3:    " << dx3     << std::endl;
//         std::cout << "x4:    " << obj->get_x4()    << lunit << " dx4:    " << dx4     << std::endl;
//         std::cout << "y1:    " << obj->get_y1()    << lunit << " dy1:    " << dy1     << std::endl;
//         std::cout << "y2:    " << obj->get_y2()    << lunit << " dy2:    " << dy2     << std::endl;
//         std::cout << "z:     " << obj->get_z()     << lunit << " dz:     " << dz      << std::endl;
//         std::cout << "theta: " << obj->get_theta() << lunit << " dtheta: " << dtheta  << std::endl;
//         std::cout << "phi:   " << obj->get_phi()   << aunit << " dphi:   " << dphi    << std::endl;
//         std::cout << "alpha1: " << obj->get_alpha1() << aunit << " dalpha1: " << dalpha1 << std::endl;
//         std::cout << "alpha1: " << obj->get_alpha2() << aunit << " dalpha2: " << dalpha2 << std::endl;

        G4VSolid* newobj = new G4Trap( name, dz, dtheta, dphi, dy1, dx1, dx2, dalpha1,
                                                               dy2, dx3, dx4, dalpha2);
      
        GDMLProcessor::GetInstance()->AddSolid( name, newobj );      
      } catch(...) {
        std::cerr << "GOT INTO BAD_CAST TROUBLE!" << std::endl;
      }
    } else {
      std::cerr << "GOT ZERO DATA POINTER!" << std::endl;
    }
    delete object;
  }
};

DECLARE_SUBSCRIBER_FACTORY(trapSubscriber)