\section{A\-I\-D\-A\-:\-:I\-Evaluator Class Reference}
\label{classAIDA_1_1IEvaluator}\index{A\-I\-D\-A\-::\-I\-Evaluator@{A\-I\-D\-A\-::\-I\-Evaluator}}


User's level interface of an \doxyref{I\-Evaluator}{p.}{classAIDA_1_1IEvaluator}.  




{\ttfamily \#include $<$I\-Evaluator.\-h$>$}

Inheritance diagram for A\-I\-D\-A\-:\-:I\-Evaluator\-:\begin{figure}[H]
\begin{center}
\leavevmode
\includegraphics[height=2.000000cm]{classAIDA_1_1IEvaluator}
\end{center}
\end{figure}
\subsection*{Public Member Functions}
\begin{DoxyCompactItemize}
\item 
virtual {\bf $\sim$\-I\-Evaluator} ()\label{classAIDA_1_1IEvaluator_a8f33578a8344b4e7a551ee6c53b9d0c8}

\begin{DoxyCompactList}\small\item\em Destructor. \end{DoxyCompactList}\item 
virtual bool {\bf initialize} ({\bf I\-Tuple} \&tuple)=0
\begin{DoxyCompactList}\small\item\em Initialize the \doxyref{I\-Evaluator}{p.}{classAIDA_1_1IEvaluator} and associate it to an \doxyref{I\-Tuple}{p.}{classAIDA_1_1ITuple}. \end{DoxyCompactList}\item 
virtual double {\bf evaluate\-Double} () const =0
\begin{DoxyCompactList}\small\item\em Evaluate the \doxyref{I\-Evaluator}{p.}{classAIDA_1_1IEvaluator} from the data in the current row of the \doxyref{I\-Tuple}{p.}{classAIDA_1_1ITuple} it is associated to. \end{DoxyCompactList}\item 
virtual std\-::string {\bf expression} () const =0
\begin{DoxyCompactList}\small\item\em Get the expression that defined the \doxyref{I\-Evaluator}{p.}{classAIDA_1_1IEvaluator}. \end{DoxyCompactList}\end{DoxyCompactItemize}


\subsection{Detailed Description}
User's level interface of an \doxyref{I\-Evaluator}{p.}{classAIDA_1_1IEvaluator}. 

\begin{DoxyAuthor}{Author}
The \doxyref{A\-I\-D\-A}{p.}{namespaceAIDA} team ({\tt http\-://aida.\-freehep.\-org/}) 
\end{DoxyAuthor}


\subsection{Member Function Documentation}
\index{A\-I\-D\-A\-::\-I\-Evaluator@{A\-I\-D\-A\-::\-I\-Evaluator}!evaluate\-Double@{evaluate\-Double}}
\index{evaluate\-Double@{evaluate\-Double}!AIDA::IEvaluator@{A\-I\-D\-A\-::\-I\-Evaluator}}
\subsubsection[{evaluate\-Double}]{\setlength{\rightskip}{0pt plus 5cm}virtual double A\-I\-D\-A\-::\-I\-Evaluator\-::evaluate\-Double (
\begin{DoxyParamCaption}
{}
\end{DoxyParamCaption}
) const\hspace{0.3cm}{\ttfamily [pure virtual]}}\label{classAIDA_1_1IEvaluator_ad41d82fbe77a601c3c786495a2eaf30b}


Evaluate the \doxyref{I\-Evaluator}{p.}{classAIDA_1_1IEvaluator} from the data in the current row of the \doxyref{I\-Tuple}{p.}{classAIDA_1_1ITuple} it is associated to. 

\begin{DoxyReturn}{Returns}
The current value of the Evaluator. 
\end{DoxyReturn}


Implemented in {\bf A\-I\-D\-A\-::\-I\-Evaluator\-R\-O\-O\-T} \doxyref{}{p.}{classAIDA_1_1IEvaluatorROOT_a61dcc85ad5c80d9101f14c413b7ea1e1}.

\index{A\-I\-D\-A\-::\-I\-Evaluator@{A\-I\-D\-A\-::\-I\-Evaluator}!expression@{expression}}
\index{expression@{expression}!AIDA::IEvaluator@{A\-I\-D\-A\-::\-I\-Evaluator}}
\subsubsection[{expression}]{\setlength{\rightskip}{0pt plus 5cm}virtual std\-::string A\-I\-D\-A\-::\-I\-Evaluator\-::expression (
\begin{DoxyParamCaption}
{}
\end{DoxyParamCaption}
) const\hspace{0.3cm}{\ttfamily [pure virtual]}}\label{classAIDA_1_1IEvaluator_a863d05d09759bb44d14eda8fa2aac641}


Get the expression that defined the \doxyref{I\-Evaluator}{p.}{classAIDA_1_1IEvaluator}. 

\begin{DoxyReturn}{Returns}
The expression. 
\end{DoxyReturn}


Implemented in {\bf A\-I\-D\-A\-::\-I\-Evaluator\-R\-O\-O\-T} \doxyref{}{p.}{classAIDA_1_1IEvaluatorROOT_a6d6318733333b8d7e7b4896646aa47b4}.

\index{A\-I\-D\-A\-::\-I\-Evaluator@{A\-I\-D\-A\-::\-I\-Evaluator}!initialize@{initialize}}
\index{initialize@{initialize}!AIDA::IEvaluator@{A\-I\-D\-A\-::\-I\-Evaluator}}
\subsubsection[{initialize}]{\setlength{\rightskip}{0pt plus 5cm}virtual bool A\-I\-D\-A\-::\-I\-Evaluator\-::initialize (
\begin{DoxyParamCaption}
\item[{{\bf I\-Tuple} \&}]{tuple}
\end{DoxyParamCaption}
)\hspace{0.3cm}{\ttfamily [pure virtual]}}\label{classAIDA_1_1IEvaluator_ae0e911f41dccbc43d3497179f7d0d1e3}


Initialize the \doxyref{I\-Evaluator}{p.}{classAIDA_1_1IEvaluator} and associate it to an \doxyref{I\-Tuple}{p.}{classAIDA_1_1ITuple}. 


\begin{DoxyParams}{Parameters}
{\em tuple} & The \doxyref{I\-Tuple}{p.}{classAIDA_1_1ITuple} to which the \doxyref{I\-Evaluator}{p.}{classAIDA_1_1IEvaluator} is sssociated. \\
\hline
\end{DoxyParams}
\begin{DoxyReturn}{Returns}
false If the \doxyref{I\-Evaluator}{p.}{classAIDA_1_1IEvaluator} and the \doxyref{I\-Tuple}{p.}{classAIDA_1_1ITuple} are not compatible. 
\end{DoxyReturn}


Implemented in {\bf A\-I\-D\-A\-::\-I\-Evaluator\-R\-O\-O\-T} \doxyref{}{p.}{classAIDA_1_1IEvaluatorROOT_a83099dfcdf91fbfbc15be160cc7ace58}.



The documentation for this class was generated from the following file\-:\begin{DoxyCompactItemize}
\item 
I\-Evaluator.\-h\end{DoxyCompactItemize}
