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

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

//
// Class to visualize the TOF digit information
// in TOF sector frame
//
// Author: A. De Caro (email: decaro@sa.infn.t)
//

#include <TStyle.h>

#include <TGeoManager.h>
#include <TClonesArray.h>

#include <TEveManager.h>
#include <TEveRGBAPalette.h>
#include <TEveFrameBox.h>

#include <AliTOFdigit.h>
#include <AliTOFGeometry.h>

#include "AliEveTOFStrip.h"

Bool_t           AliEveTOFStrip::fgStaticInitDone   = kFALSE;
TEveFrameBox*    AliEveTOFStrip::fgTOFstripFrameBox = 0;
TEveRGBAPalette* AliEveTOFStrip::fgTOFstripPalette  = 0;

//_______________________________________________________
ClassImp(AliEveTOFStrip)

/* ************************************************************************ */

AliEveTOFStrip::AliEveTOFStrip(const Text_t* n, const Text_t* t) :
  TEveQuadSet(n, t),
  fTOFgeometry(new AliTOFGeometry()),
  fTOFarray(0),
  fThreshold (5), fMaxVal (80),
  fSector(-1), fPlate(-1), fStrip(-1),
  fDx(0), fDz(0),
  fGeoManager(0)
{
  // ctr

  //fGeoManager = AliEveEventManager::AssertGeometry();
  if (!fGeoManager) printf("ERROR: no TGeo\n");

}
/* ************************************************************************ */

AliEveTOFStrip::AliEveTOFStrip(TGeoManager *localGeoManager,
			       Int_t nSector, Int_t nPlate, Int_t nStrip) :
  TEveQuadSet(Form("Strip%i", nStrip)),
  fTOFgeometry(new AliTOFGeometry()),
  fTOFarray(0),
  fThreshold (5), fMaxVal (80),
  fSector(nSector), fPlate(nPlate), fStrip(nStrip),
  fDx(0), fDz(0),
  fGeoManager(localGeoManager)
{
  // ctr

  //if (!fGeoManager) printf("ERROR: no TGeo\n");

  InitModule();

}
/* ************************************************************************ */

AliEveTOFStrip::AliEveTOFStrip(TGeoManager *localGeoManager,
			       Int_t nSector, Int_t nPlate, Int_t nStrip,
			       TClonesArray *tofArray) :
  TEveQuadSet(Form("Strip%i", nStrip)),
  fTOFgeometry(new AliTOFGeometry()),
  fTOFarray(tofArray),
  fThreshold (5), fMaxVal (80),
  fSector(nSector), fPlate(nPlate), fStrip(nStrip),
  fDx(0), fDz(0),
  fGeoManager(localGeoManager)
{
  // ctr

  InitModule();

}
/* ************************************************************************ */

AliEveTOFStrip::~AliEveTOFStrip()
{
  // dtr

  fGeoManager = 0x0;
  delete fGeoManager;

  fTOFarray = 0x0;
  delete fTOFarray;

}

/* ************************************************************************ */
/*
void AliEveTOFStrip::SetDigitsInfo(AliEveTOFDigitsInfo* info)
{
  if(fInfo) fInfo->DecRefCount();
  fInfo = info;
  if(fInfo) fInfo->IncRefCount();

}
*/
/* ************************************************************************ */
void AliEveTOFStrip::InitStatics()
{
  //
  // To initialize statistic variables
  //

  if (fgStaticInitDone) return;

  Float_t dx = 2.5*48;
  Float_t dz = 3.5*2;
  fgTOFstripFrameBox = new TEveFrameBox();

  fgTOFstripFrameBox->SetAAQuadXZ(-dx*0.5, 0, -dz*0.5, dx, dz);
  fgTOFstripFrameBox->SetFrameColor(Color_t(32));
  fgTOFstripFrameBox->IncRefCount();

  //fgTOFstripPalette  = new TEveRGBAPalette(0, 2048); // TOT
  //fgTOFstripPalette  = new TEveRGBAPalette(0, 192); // TDC
  fgTOFstripPalette  = new TEveRGBAPalette(0, 100000); // TDC
  fgTOFstripPalette->SetOverflowAction(2);
  fgTOFstripPalette->SetUnderflowAction(2);
  fgTOFstripPalette->IncRefCount();

  fgStaticInitDone = kTRUE;
}

/* ************************************************************************ */
void AliEveTOFStrip::InitModule()
{
  //
  // To initialize TOF strip frame variables
  //

  fDx = fTOFgeometry->XPad()*fTOFgeometry->NpadX();
  fDz = fTOFgeometry->ZPad()*fTOFgeometry->NpadZ();

  if (!fgStaticInitDone) InitStatics();

  SetFrame(fgTOFstripFrameBox);
  SetPalette(fgTOFstripPalette);
  //fFrame   = fgTOFstripFrameBox;
  //fPalette = fgTOFstripPalette;

  LoadQuads();
  ComputeBBox();
  SetTrans();

}

/* ************************************************************************ */
void AliEveTOFStrip::LoadQuads()
{
  //
  // Load TOF digit as illuminated pad
  //

  Int_t iPadX = -1;
  Int_t iPadZ = -1;
  Int_t tdc = -1;
  Int_t tot = -1;
  Float_t x = -1;
  Float_t z = -1;

  Reset(kQT_RectangleXZFixedY, kFALSE, 32);

  AliTOFdigit *tofDigit;

  //printf(" fTOFarray->GetEntries() = %4i \n",fTOFarray->GetEntries());

  for (Int_t ii=0; ii<fTOFarray->GetEntries(); ii++) {

    tofDigit = (AliTOFdigit*)fTOFarray->UncheckedAt(ii);

    iPadX = tofDigit->GetPadx();
    iPadZ = tofDigit->GetPadz();

    tot = tofDigit->GetToT();
    tdc = tofDigit->GetTdc();

    //if (fSector==4 && fPlate==2 && fStrip==0) printf(" %2i  %1i\n", iPadX, iPadZ);
    //if (iPadX==23 || iPadX==24) printf(" %2i  %1i %2i \n", fSector, fPlate, fStrip);

    fTOFgeometry->DetToStripRF(iPadX, iPadZ, x, z);

    AddQuad(x, z, 2.5, 3.5);
    //AddQuad(-2.5*0.5, -3.5*0.5, 2.5, 3.5);

    // In principle could have color based on number of neigbours. We
    // can insert the time-of-flight value for each pad
    //QuadValue((Int_t)tot);
    QuadValue((Int_t)tdc);
    QuadId(tofDigit);

    //if (fSector==4 && fPlate==2  && fStrip==0) printf("  %1i   %2i    %f  %f \n", iPadZ, iPadX, x, z);

  }

  RefitPlex();

}

/* ************************************************************ */
void AliEveTOFStrip::SetTrans()
{
  //
  // Set the translation matrix for TOF sector
  //

  //Int_t det[5] = {fSector, fPlate, fStrip, -1, -1};
  Char_t path[100];
  //fTOFgeometry->GetVolumePath(det,path);
  fTOFgeometry->GetVolumePath(fSector, fPlate, fStrip, path);

  fGeoManager->cd(path);
  SetTransMatrix(*fGeoManager->GetCurrentMatrix());
}

/******************************************************************************/
void AliEveTOFStrip::SetThreshold(Short_t t)
{
  //
  // Set visualization threshold
  //

  fThreshold = TMath::Min(t, (Short_t)(fMaxVal - 1));
  // ClearColorArray();
}

/******************************************************************************/

void AliEveTOFStrip::SetMaxVal(Int_t mv)
{
  //
  // Set visualization max value
  //

  fMaxVal = TMath::Max(mv, (Int_t)(fThreshold + 1));
  //ClearColorArray();
}

/******************************************************************************/

void AliEveTOFStrip::DigitSelected(Int_t idx)
{
  //
  // Printout infos for TOF digit number idx
  //

  // Override control-click from TEveQuadSet

  TObject* obj = GetId(idx);
  AliTOFdigit* digs = dynamic_cast<AliTOFdigit*>(obj);
  // printf("AliEveTOFStrip::QuadSelected "); Print();

  if (digs)
    printf("\n Sector = %2i  Plate = %1i  Strip = %2i  PadZ = %1i PadX = %2i  ToT = %3i  Tof = %5i\n",
	   fSector , fPlate, fStrip, digs->GetPadz(), digs->GetPadx(), digs->GetToT(), digs->GetTdc());
  else printf("\n");

}

/******************************************************************************/