/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_13_patch3/src/Fireworks/Core/src/FWGeometryTableView.cc

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// -*- C++ -*-
//
// Package:     Core
// Class  :     FWGeometryTableView
// 
// Implementation:
//     [Notes on implementation]
//
// Original Author:  
//         Created:  Wed Jan  4 00:05:34 CET 2012
// $Id: FWGeometryTableView.cc,v 1.40 2012/05/10 21:31:18 amraktad Exp $
//

// system include files
#include <boost/bind.hpp>

// user include files
#include "Fireworks/Core/src/FWGeometryTableView.h"
#include "Fireworks/Core/src/FWGeoTopNodeScene.h"
#include "Fireworks/Core/interface/FWGeometryTableViewManager.h"
#include "Fireworks/Core/interface/FWViewType.h"
#include "Fireworks/Core/interface/FWGeometryTableManagerBase.h"
#include "Fireworks/Core/interface/CmsShowViewPopup.h"
#include "Fireworks/Core/src/FWGeometryTableManager.h"
#include "Fireworks/Core/interface/fwLog.h"
#include "Fireworks/Core/interface/FWEnumParameter.h"
#include "Fireworks/Core/interface/FWEnumParameterSetter.h"

#include "Fireworks/Core/src/FWGUIValidatingTextEntry.h"
#include "Fireworks/Core/interface/FWGUIManager.h"
#include "Fireworks/Core/src/FWValidatorBase.h"
#include "Fireworks/Core/src/FWEveDetectorGeo.h"

#include "KeySymbols.h"
#include "TGButton.h"
#include "TGComboBox.h"
#include "TGLabel.h"
#include "TGListBox.h"
#include "TGLViewer.h"
#include "TGeoMatrix.h"
#include "TGeoBBox.h"

#include "TEveViewer.h"
#include "TEveScene.h"
#include "TEveSceneInfo.h"
#include "TEveManager.h"
#include "TGeoManager.h"
#include "TGLCamera.h"


//==============================================================================
//==============================================================================
//==============================================================================
//==============================================================================


class FWGeoMaterialValidator : public FWValidatorBase 
{
public:

   FWGeometryTableView* m_browser;
  mutable std::vector<const char*> m_list;
   FWGeoMaterialValidator( FWGeometryTableView* v) { m_browser = v;}
   virtual ~FWGeoMaterialValidator() {}

  virtual void addDaughtersRec(TGeoVolume* v) const
  {
    switch (m_browser->getFilterType())
    {
      case FWGeometryTableView::kFilterMaterialName:
        m_list.push_back(v->GetMaterial()->GetName());
        break;
      case FWGeometryTableView::kFilterMaterialTitle:
        m_list.push_back(v->GetMaterial()->GetTitle());
        break;
      case FWGeometryTableView::kFilterShapeName:
        m_list.push_back(v->GetShape()->GetName());
        break;
      case FWGeometryTableView::kFilterShapeClassName:
        m_list.push_back(v->GetShape()->ClassName());
        break;
      default:
        std::cerr << "FWGeoMaterialValidator unhandeled case. \n";
    }

    for (int i = 0; i < v->GetNdaughters(); ++i)
      addDaughtersRec(v->GetNode(i)->GetVolume());      

  }

   virtual void fillOptions(const char* iBegin, const char* iEnd, std::vector<std::pair<boost::shared_ptr<std::string>, std::string> >& oOptions) const 
   {
      oOptions.clear();
      m_list.clear();

    FWGeometryTableManagerBase::Entries_i tnit = m_browser->getTableManager()->refEntries().begin();
    std::advance(tnit, m_browser->getTopNodeIdx());
    FWGeometryTableViewManager::getGeoMangeur();
    addDaughtersRec(tnit->m_node->GetVolume());

    std::sort(m_list.begin(), m_list.end());
    std::vector<const char*>::iterator ui = std::unique(m_list.begin(), m_list.end());
    m_list.resize(ui - m_list.begin());

    std::string part(iBegin,iEnd);
    unsigned int part_size = part.size();
      std::string h = "";
  // int cnt = 0;  
    oOptions.push_back(std::make_pair(boost::shared_ptr<std::string>(new std::string(*m_list.begin())), h));
    std::vector<const char*>::iterator startIt = m_list.begin();  startIt++;
    for (std::vector<const char*>::iterator i = startIt; i!=m_list.end(); ++i)
      {
    //      std::cout << *i << " " << cnt++ << std::endl;
      if ((strlen(*i) >= part_size) && strncmp(*i, part.c_str(), part_size ) == 0)
         {
        oOptions.push_back(std::make_pair(boost::shared_ptr<std::string>(new std::string((*i))),&((*i)[part_size]) ));
         }
      }
   }

   bool isStringValid(std::string& exp) 
   {
    std::cerr << "validation not used \n";
      return false;
   }
};


//==============================================================================
//==============================================================================
//==============================================================================
//==============================================================================
FWGeometryTableView::FWGeometryTableView(TEveWindowSlot* iParent, FWColorManager* colMng)
   : FWGeometryTableViewBase(iParent, FWViewType::kGeometryTable, colMng),
     m_tableManager(0),
     m_filterEntry(0),
     m_filterValidator(0),
     m_mode(this, "Mode", 0l, 0l, 1l),
     m_disableTopNode(this,"HideTopNode", true),
     m_visLevel(this,"VisLevel", 3l, 1l, 100l),
     m_filter(this,"Materials", std::string()),
     m_filterType(this,"FilterType:", 0l, 0l, 3l),
     m_visLevelFilter(this,"IgnoreVisLevelOnFilter", true),
     m_selectRegion(this, "SelectNearCameraCenter", false),
     m_regionRadius(this, "SphereRadius", 10.0, 1.0, 300.0),
     m_proximityAlgo(this, "Proximity algorithm", 1l, 0l, 1l)
{
   FWGeoTopNodeGLScene *gls = new FWGeoTopNodeGLScene(0);
#if ROOT_VERSION_CODE < ROOT_VERSION(5,32,0)
   m_eveScene  = new  FWGeoTopNodeEveScene(gls, "TopGeoNodeScene", "");
#else
   m_eveScene  = new  TEveScene(gls, "TopGeoNodeScene", "");
#endif
   gEve->GetScenes()->AddElement(m_eveScene);

   m_eveTopNode = new  FWEveDetectorGeo(this);
   m_eveTopNode->IncDenyDestroy();
   m_eveTopNode->SetPickable(true);
   m_eveScene->AddElement(m_eveTopNode);

   gls->m_eveTopNode = m_eveTopNode;
   m_eveTopNode->m_scene   = gls;

   // top row
   TGHorizontalFrame *hp = new TGHorizontalFrame(m_frame);
   {
      TGTextButton *rb = new TGTextButton (hp, "CdTop");
      hp->AddFrame(rb, new TGLayoutHints(kLHintsNormal, 2, 2, 0, 0) );
      rb->Connect("Clicked()","FWGeometryTableViewBase",this,"cdTop()");
   } 
   {
      TGTextButton *rb = new TGTextButton (hp, "CdUp");
      hp->AddFrame(rb, new TGLayoutHints(kLHintsNormal, 2, 2, 0, 0));
      rb->Connect("Clicked()","FWGeometryTableViewBase",this,"cdUp()");
   }
   {
      m_viewBox = new FWViewCombo(hp, this);
      hp->AddFrame( m_viewBox,new TGLayoutHints(kLHintsExpandY, 2, 2, 0, 0));
   }
   {

      m_filterType.addEntry(kFilterMaterialName,   "MaterialName");
      m_filterType.addEntry(kFilterMaterialTitle,  "MaterialTitle");
      m_filterType.addEntry(kFilterShapeName,      "ShapeName");
      m_filterType.addEntry(kFilterShapeClassName, "ShapeClassName");

      boost::shared_ptr<FWParameterSetterBase> ptr( FWParameterSetterBase::makeSetterFor((FWParameterBase*)&m_filterType) );
      ptr->attach((FWParameterBase*)&m_filterType, this);

      TGFrame* pframe = ptr->build(hp, false);
      hp->AddFrame(pframe, new TGLayoutHints(kLHintsLeft));
      m_filterTypeSetter.swap(ptr);
   }
   {
      hp->AddFrame(new TGLabel(hp, "FilterExp:"), new TGLayoutHints(kLHintsBottom, 0, 0, 0, 2));
      m_filterEntry = new FWGUIValidatingTextEntry(hp);
      m_filterEntry->SetHeight(20);
      m_filterValidator = new FWGeoMaterialValidator(this);
      m_filterEntry->setValidator(m_filterValidator);
      hp->AddFrame(m_filterEntry, new TGLayoutHints(kLHintsExpandX,  0, 2, 1, 0));
      m_filterEntry->setMaxListBoxHeight(150);
      m_filterEntry->getListBox()->Connect("Selected(int)", "FWGeometryTableView",  this, "filterListCallback()");
      m_filterEntry->Connect("ReturnPressed()", "FWGeometryTableView",  this, "filterTextEntryCallback()");

      gVirtualX->GrabKey( m_filterEntry->GetId(),gVirtualX->KeysymToKeycode((int)kKey_A),  kKeyControlMask, true);
   }
   m_frame->AddFrame(hp,new TGLayoutHints(kLHintsLeft|kLHintsExpandX, 2, 2, 2, 0));

   m_tableManager = new FWGeometryTableManager(this);
   {
      TEveGeoManagerHolder gmgr( FWGeometryTableViewManager::getGeoMangeur());
      m_tableManager->loadGeometry( gGeoManager->GetTopNode(), gGeoManager->GetListOfVolumes());
   }
   cdTop();

   m_mode.addEntry(kNode,   "Node");
   m_mode.addEntry(kVolume, "Volume");

   m_mode.changed_.connect(boost::bind(&FWGeometryTableView::refreshTable3D,this));
   m_autoExpand.changed_.connect(boost::bind(&FWGeometryTableView::autoExpandCallback, this));
   m_visLevel.changed_.connect(boost::bind(&FWGeometryTableView::refreshTable3D,this));
   
   
   m_visLevelFilter.changed_.connect(boost::bind(&FWGeometryTableView::refreshTable3D,this));

   m_disableTopNode.changed_.connect(boost::bind(&FWGeometryTableView::updateVisibilityTopNode,this));
   postConst();

   m_proximityAlgo.addEntry(kBBoxCenter,  "BBox center");
   m_proximityAlgo.addEntry(kBBoxSurface, "BBox surface");

   m_selectRegion.changed_.connect(boost::bind(&FWGeometryTableView::checkRegionOfInterest,this));
   m_regionRadius.changed_.connect(boost::bind(&FWGeometryTableView::checkRegionOfInterest,this));
   m_proximityAlgo.changed_.connect(boost::bind(&FWGeometryTableView::checkRegionOfInterest,this));
   
}

FWGeometryTableView::~FWGeometryTableView()
{}

//______________________________________________________________________________
void FWGeometryTableView::setPath(int parentIdx, std::string&)
{
   m_eveTopNode->clearSelection();

   m_topNodeIdx.set(parentIdx);
   getTableManager()->refEntries().at(getTopNodeIdx()).setBitVal(FWGeometryTableManagerBase::kVisNodeSelf,!m_disableTopNode.value() );
   getTableManager()->setLevelOffset(getTableManager()->refEntries().at(getTopNodeIdx()).m_level);

   checkExpandLevel();
   refreshTable3D(); 
}

//______________________________________________________________________________
FWGeometryTableManagerBase* FWGeometryTableView::getTableManager()
{
   return m_tableManager;
}

//______________________________________________________________________________
void FWGeometryTableView::autoExpandCallback()
{ 
   if (!m_enableRedraw) return;
   checkExpandLevel();
   getTableManager()->redrawTable(true);
}

//______________________________________________________________________________
void FWGeometryTableView::filterTextEntryCallback()
{
   // std::cout << "text entry click ed \n" ;
   std::string exp = m_filterEntry->GetText();
   updateFilter(exp);
}

//______________________________________________________________________________
void FWGeometryTableView::filterListCallback()
{ 
   // std::cout << "list click ed [" << m_filterEntry->GetText() << "] \n" ;

   std::string exp = m_filterEntry->GetText();
   updateFilter(exp);
}

//______________________________________________________________________________
void FWGeometryTableView::updateFilter(std::string& exp)
{
   // std::cout << "=FWGeometryTableViewBase::updateFilter()" << m_filterEntry->GetText() <<std::endl;
  
   
   if (exp.empty())
   {
      // std::cout << "FITLER OFF \n";
      for (FWGeometryTableManagerBase::Entries_i i = m_tableManager->refEntries().begin(); i !=  m_tableManager->refEntries().end(); ++i)
      {
         m_tableManager->setVisibility(*i, true);
         m_tableManager->setVisibilityChld(*i, true);
      }

      // NOTE: entry should be cleared automatically
      m_filterEntry->Clear();
   }
  
   m_filter.set(exp);
   m_tableManager->updateFilter(m_filterType.value());
   refreshTable3D();

}

//==============================================================================

void FWGeometryTableView::populateController(ViewerParameterGUI& gui) const
{
  gui.requestTab("Style").
    addParam(&m_mode).
    addParam(&m_autoExpand).
    separator().
    addParam(&m_disableTopNode).
    addParam(&m_minParentTransparency).
    addParam(&m_minLeafTransparency).
    addParam(&m_visLevel).
    addParam(&m_visLevelFilter).
    separator().
    addParam(&m_selectRegion).
    addParam(&m_regionRadius).
    addParam(&m_proximityAlgo).separator();

   TGTextButton* butt = new TGTextButton(gui.getTabContainer(), "ReloadColors");
   gui.getTabContainer()->AddFrame(butt);
   butt->Connect("Clicked()", "FWGeometryTableViewBase", (FWGeometryTableViewBase*)this, "reloadColors()");
}


//------------------------------------------------------------------------------

/*
void FWGeometryTableView::setPath(int parentIdx, std::string& path)
{
   //   printf("Set Path to [%s], current node \n", path.c_str());
   m_topNodeIdx.set(parentIdx);
   getTableManager()->refEntries().at(getTopNodeIdx()).setBitVal(FWGeometryTableManagerBase::kVisNodeSelf,!m_disableTopNode.value() );
   getTableManager()->setLevelOffset(getTableManager()->refEntries().at(getTopNodeIdx()).m_level);

   m_eveTopNode->clearSelection(); 

   checkExpandLevel();
   refreshTable3D(); 
   FWGUIManager::getGUIManager()->updateStatus(path.c_str());
   }*/

//--------------------------------------------------------------
bool viewIsChecked(TEveViewer* v, TEveElement* el)
{
   if (strstr( v->GetElementName(), "3D") )
   {
      for (TEveElement::List_i eit = v->BeginChildren(); eit != v->EndChildren(); ++eit )
      {
         TEveScene* s = ((TEveSceneInfo*)*eit)->GetScene();
         if (el && s->HasChildren() && s->FirstChild() == el) 
            return true;
      }
      
   }
   return false;
}

void FWGeometryTableView::checkRegionOfInterest()
{
   if (m_selectRegion.value())
   {
      double* center = 0;
      for (TEveElement::List_i it = gEve->GetViewers()->BeginChildren(); it != gEve->GetViewers()->EndChildren(); ++it)
      { 
         TEveViewer* v = ((TEveViewer*)(*it));
         if (viewIsChecked(v, m_eveTopNode))
         {
            if (center) {
               fwLog(fwlog::kWarning) << "Center picked from first view \n";
            } else {
               center = v->GetGLViewer()->CurrentCamera().GetCenterVec();
               fwLog(fwlog::kInfo) << Form("Center picked (%.1f, %.1f, %.1f) from first selected 3D view \n", 
                                           center[0], center[1], center[2]);
            }
         }
      } 

      if (! center)
      {
         fwLog(fwlog::kError) << "No 3D view selected \n";
         return;
      }
      
      m_tableManager->checkRegionOfInterest(center, m_regionRadius.value(), m_proximityAlgo.value());
   }
   else 
   {
      m_tableManager->resetRegionOfInterest();
   }

   refreshTable3D();
}

//------------------------------------------------------------------------------

void FWGeometryTableView::setFrom(const FWConfiguration& iFrom)
{ 
   m_enableRedraw = false;
   for (const_iterator it =begin(), itEnd = end(); it != itEnd; ++it)
   {
      // printf("set from %s \n",(*it)->name().c_str() );
      if ((*it)->name() == m_topNodeIdx.name()  )
         setTopNodePathFromConfig(iFrom);
      else 
         (*it)->setFrom(iFrom);
   }  
   
   
   cdNode(m_topNodeIdx.value());

   TGComboBox* cbox = ((FWEnumParameterSetter*) m_filterTypeSetter.get())->getWidget();
   cbox->Select(m_filterType.value(), false);
   m_viewersConfig = iFrom.valueForKey("Viewers");


   m_enableRedraw = true;
   m_filterEntry->SetText(m_filter.value().c_str(), false);
   m_tableManager->updateFilter(m_filterType.value());
   checkExpandLevel();
   refreshTable3D();
   /*
     getTableManager()->redrawTable();
     m_eveTopNode->ElementChanged();
     gEve->FullRedraw3D(false, true);
   */
}

//------------------------------------------------------------------------------

void FWGeometryTableView::updateVisibilityTopNode()
{
   getTableManager()->refEntries().at(getTopNodeIdx()).setBitVal(FWGeometryTableManagerBase::kVisNodeSelf,!m_disableTopNode.value() );
   refreshTable3D();
}