% This file is embedded in datatool-user.pdf version 3.1 2025-03-10
% Example 141 Hook at Every Bar
% Label: "ex:barcharteverybarpts"
% arara: pdflatex
% arara: pdfcrop
\documentclass[12pt]{article}
\pagestyle{empty}
% sample CSV file:
\begin{filecontents}[noheader,overwrite]{profits.csv}
Year,Profit,Units
1999,"-\$4,673",12467
2000,"\$2,525.49",8965
2001,"\$1,673.52",14750
2002,"-\$1,320.01",14572
2003,"\$5,694.83",13312
2004,"\$-451.67",9764
2005,"\$6,785.20",11235
\end{filecontents}


\usepackage{databar}
% Load data from profits.csv file:
\DTLsetup{store-datum,default-name=profits}
\DTLread[csv-content=tex]{profits.csv} 
\begin{document}
\renewcommand\DTLeverybarhook{% 
 \pgfpathmoveto{\DTLstartpt}
 \pgfpathlineto{\DTLendpt}
 \pgfpathcircle{\DTLstartpt}{2pt}
 \pgfpathcircle{\DTLmidpt}{2pt}
 \pgfpathcircle{\DTLendpt}{2pt}
 \pgfusepath{draw}
}% 
\DTLbarchart
{
 variable=\theProfit,
 horizontal,
 color-style=single,
 bar-colors={pink},
}
{profits}% database
 {% assignment list
 \theYear=Year,
 \theProfit=Profit
} 
\end{document}