FWItemValueGetter.h

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#ifndef Fireworks_Core_FWItemValueGetter_h
#define Fireworks_Core_FWItemValueGetter_h
// -*- C++ -*-
//
// Package:     Core
// Class  :     FWItemValueGetter
//
//
// Original Author:  Chris Jones
//         Created:  Sun Nov 30 16:14:58 EST 2008
//
 
#include <string>
#include <vector>
 
#include "Rtypes.h"
#include "FWCore/Reflection/interface/TypeWithDict.h"
 
#include "CommonTools/Utils/src/SelectorPtr.h"
#include "CommonTools/Utils/src/SelectorBase.h"
#include "CommonTools/Utils/src/ExpressionPtr.h"
#include "CommonTools/Utils/src/ExpressionBase.h"
 
class FWItemValueGetter {
public:
  FWItemValueGetter(const edm::TypeWithDict&, const std::string& iPurpose);
  double valueFor(const void*, int idx) const;
  UInt_t precision(int idx) const;
  std::vector<std::string> getTitles() const;
  int numValues() const;
 
  const std::string& getToolTip(const void* iObject) const;
 
private:
  struct Entry {
    reco::parser::ExpressionPtr m_expr;
    std::string m_expression;
    std::string m_unit;
    std::string m_title;
    UInt_t m_precision;
 
    Entry(reco::parser::ExpressionPtr iExpr, std::string iExpression, std::string iUnit, std::string iTitle, int iPrec)
        : m_expr(iExpr), m_expression(iExpression), m_unit(iUnit), m_title(iTitle), m_precision(iPrec) {}
  };
 
  bool addEntry(std::string iExpression, int iPrec = 2, std::string iTitle = "", std::string iUnit = "");
 
  typedef std::vector<Entry> Entries_t;
  Entries_t::const_iterator Entries_i;
 
  Entries_t m_entries;
  edm::TypeWithDict m_type;
 
  int m_titleWidth;
};
 
#endif