LessEqualQuery.h

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//
// Copyright (c) 2003-2006 Greg Landrum and Rational Discovery LLC
//
//   @@ All Rights Reserved @@
//  This file is part of the RDKit.
//  The contents are covered by the terms of the BSD license
//  which is included in the file license.txt, found at the root
//  of the RDKit source tree.
//
#ifndef __RD_LESSEQUALQUERY_H__
#define __RD_LESSEQUALQUERY_H__
#include "Query.h"
#include "EqualityQuery.h"

namespace Queries {
  //! \brief a Query implementing <= using a particular
  //!  value (and an optional tolerance)
  template <class MatchFuncArgType, class DataFuncArgType=MatchFuncArgType,
    bool needsConversion=false>
  class LessEqualQuery :
    public EqualityQuery<MatchFuncArgType, DataFuncArgType,needsConversion> {

  public:
    LessEqualQuery() {this->d_tol = 0;};
    //! constructs with our target value
    explicit LessEqualQuery(DataFuncArgType what) {
      this->d_val = what;
      this->d_tol = 0;
      this->df_negate = false;
    };
    //! constructs with our target value and a tolerance
    LessEqualQuery(DataFuncArgType v,DataFuncArgType t) {
      this->d_val = v;
      this->d_tol = t;
      this->df_negate = false;
    };


    bool Match(const DataFuncArgType what) const {
      MatchFuncArgType mfArg = this->TypeConvert(what,Int2Type<needsConversion>());
      if( queryCmp(this->d_val,mfArg,this->d_tol) <= 0 ){
        if( this->getNegation() ) return false;
        else return true;
      } else {
        if( this->getNegation() ) return true;
        else return false;
      }
    };

    Query<MatchFuncArgType,DataFuncArgType,needsConversion> *
    copy( ) const {
      LessEqualQuery<MatchFuncArgType,DataFuncArgType,needsConversion> *res =
        new LessEqualQuery<MatchFuncArgType,DataFuncArgType,needsConversion>();
      res->setNegation(this->getNegation());
      res->setVal(this->d_val);
      res->setTol(this->d_tol);
      res->setDataFunc(this->d_dataFunc);
      res->d_description = this->d_description;
      return res;
    };
  };

}
#endif