// $Id$
// Main authors: Matevz Tadel & Alja Mrak-Tadel: 2006, 2007

/**************************************************************************
 * Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. *
 * See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for          *
 * full copyright notice.                                                 *
 **************************************************************************/
#ifndef ALIEVE_TRDLoader_H
#define ALIEVE_TRDLoader_H

////////////////////////////////////////////////////////////////////////
//                                                                      // - ALIEVE implementation -
// Loader for the TRD detector - base class
//    - AliEveTRDLoader - loader of TRD data (simulation + measured)
//    - AliEveTRDLoaderEditor - UI
//
// by A.Bercuci (A.Bercuci@gsi.de)   Fri Oct 27 2006
////////////////////////////////////////////////////////////////////////

#include <TEveElement.h>
#include <TGedFrame.h>
#include <TString.h>

class AliTRDv1;
class AliTRDgeometry;

class TGNumberEntry;
class TGColorSelect;
class TGTextEntry;
class TTree;

class TEveGValuator;

class AliEveTRDChamber;
class AliEveTRDLoaderManager;

class AliEveTRDLoader : public TEveElementList
{
  friend class AliEveTRDLoaderEditor;

private:
  AliEveTRDLoader(const AliEveTRDLoader&);            // Not implemented
  AliEveTRDLoader& operator=(const AliEveTRDLoader&); // Not implemented

public:
  enum TRDDataTypes {
    kHits     = 0,
    kDigits   = 1,
    kClusters = 2,
    kTracks   = 3,
    kRawRoot  = 4,
    kRawData  = 5
  };

public:
  AliEveTRDLoader(const Text_t* n="AliEveTRDLoader", const Text_t* t=0);
  ~AliEveTRDLoader();
  virtual void 		Paint(Option_t *option="");
  virtual void		SetDataType(TRDDataTypes type);

protected:
  virtual void		AddChambers(int sm=-1, int stk=-1, int ly=-1);
  virtual AliEveTRDChamber*	GetChamber(int d);
  virtual Bool_t	GoToEvent(int ev);
  virtual Bool_t	LoadClusters(TTree *tC);
  virtual Bool_t	LoadDigits(TTree *tD);
  virtual Bool_t	LoadTracklets(TTree *tT);
  virtual Bool_t	Open(const char *file, const char *dir = ".");
  virtual void		Unload();

protected:
  Bool_t	fLoadHits, fLoadDigits, fLoadClusters, fLoadTracks; // flags for data-loading
  Int_t		fSM, fStack, fLy; // supermodule, stack, layer
  TString	fFilename;        // name of data file
  TString	fDir;             // data directory
  Int_t		fEvent;           // current event to be displayed


  AliTRDv1			*fTRD; // the TRD detector
  AliTRDgeometry		*fGeo; // the TRD geometry

  ClassDef(AliEveTRDLoader, 1); // Alieve Loader class for the TRD detector
};


class AliEveTRDLoaderEditor : public TGedFrame
{
private:
  AliEveTRDLoaderEditor(const AliEveTRDLoaderEditor&);            // Not implemented
  AliEveTRDLoaderEditor& operator=(const AliEveTRDLoaderEditor&); // Not implemented

public:
  AliEveTRDLoaderEditor(const TGWindow* p=0, Int_t width=170, Int_t height=30,
			UInt_t options=kChildFrame, Pixel_t back=GetDefaultFrameBackground());
  ~AliEveTRDLoaderEditor();

  virtual void	AddChambers();
  virtual void	FileOpen();
  virtual void	Load();
  virtual void	SetEvent(Double_t ev){fM->fEvent = (Int_t)ev;}
  virtual void	SetModel(TObject* obj);

protected:
  AliEveTRDLoader	*fM;
  TGTextEntry		*fFile;
  TEveGValuator		*fEvent;
  TEveGValuator		*fSMNumber, *fStackNumber, *fPlaneNumber;

  ClassDef(AliEveTRDLoaderEditor,1); // Editor for AliEveTRDLoader
};

#endif