datatool (28jun13)

git-svn-id: svn://tug.org/texlive/trunk@31007 c570f23f-e606-0410-a88d-b1316a301751

2 files changed, 952 insertions, 655 deletions

diff --git a/Master/texmf-dist/source/latex/datatool/datatool.dtx b/Master/texmf-dist/source/latex/datatool/datatool.dtx
index 2b0a0fe9044..abb64150269 100644
--- a/Master/texmf-dist/source/latex/datatool/datatool.dtx
+++ b/Master/texmf-dist/source/latex/datatool/datatool.dtx
@@ -17,7 +17,7 @@
 %   -author "Nicola Talbot"
 %   -codetitle ""
 %   datatool
-% Created on 2013/1/15 15:04
+% Created on 2013/6/28 15:53
 %\fi
 %\iffalse
 %<*package>
@@ -64,7 +64,7 @@ datatool.dtx
 \doxitem{Counter}{counter}{counters}
 \doxitem{Option}{option}{package options}
 
-\CheckSum{22429}
+\CheckSum{22657}
 
 \RecordChanges
 \PageIndex
@@ -77,11 +77,11 @@ datatool.dtx
 %\fi
 %\MakeShortVerb{"}
 %
-%\title{Documented Code for datatool v2.13}
+%\title{Documented Code for datatool v2.14}
 %\author{Nicola L. C. Talbot\\
 %\url{http://www.dickimaw-books.com/}}
 %
-%\date{2013-01-15}
+%\date{2013-06-28}
 %\maketitle
 %
 %\pagenumbering{roman}
@@ -116,7 +116,7 @@ datatool.dtx
 %
 %    \begin{macrocode}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{datatool-base}[2013/01/15 v2.13 (NLCT)]
+\ProvidesPackage{datatool-base}[2013/06/28 v2.14 (NLCT)]
 %    \end{macrocode}
 % Required packages:
 %    \begin{macrocode}
@@ -5155,7 +5155,7 @@ datatool.dtx
 % Definitions of fixed-point commands that use the \sty{fp} package.
 %    \begin{macrocode}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{datatool-fp}[2013/01/15 v2.13 (NLCT)]
+\ProvidesPackage{datatool-fp}[2013/06/28 v2.14 (NLCT)]
 %    \end{macrocode}
 % Required packages:
 %    \begin{macrocode}
@@ -5444,7 +5444,7 @@ datatool.dtx
 % Definitions of fixed-point commands that use the \sty{pgfmath} package.
 %    \begin{macrocode}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{datatool-pgfmath}[2013/01/15 v2.13 (NLCT)]
+\ProvidesPackage{datatool-pgfmath}[2013/06/28 v2.14 (NLCT)]
 %    \end{macrocode}
 % Required packages:
 %    \begin{macrocode}
@@ -5701,7 +5701,7 @@ datatool.dtx
 %\section{Package Declaration}
 %    \begin{macrocode}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{datatool}[2013/01/15 v2.13 (NLCT)]
+\ProvidesPackage{datatool}[2013/06/28 v2.14 (NLCT)]
 %    \end{macrocode}
 % Load required packages:
 %    \begin{macrocode}
@@ -5915,10 +5915,11 @@ datatool.dtx
 %\begin{macro}{\DTLpar}
 % Many of the commands used by this package are short commands.
 % This means that you can't use \cs{par}
-% in the data. To get around this, define the robust command
-% \cs{DTLpar} to use instead.
+% in the data. To get around this, provide a synonym for \cs{@@par}
+% that can be used instead
+%\changes{2.14}{2013-06-28}{changed to \cs{let}}
 %    \begin{macrocode}
-\DeclareRobustCommand\DTLpar{\@par}
+\let\DTLpar\@@par
 %    \end{macrocode}
 %\end{macro}
 %
@@ -6742,8 +6743,11 @@ datatool.dtx
     \@dtl@dogetprops
 %    \end{macrocode}
 % Is the value empty?
+%\changes{2.14}{2013-06-28}{expand value before testing if it's
+%empty}
 %    \begin{macrocode}
-    \ifstrempty{#3}%
+    \protected@edef\dtl@tmp{#3}%
+    \ifdefempty\dtl@tmp
     {%
 %    \end{macrocode}
 % Leave data type as it is
@@ -11990,7 +11994,7 @@ datatool.dtx
       }\expandafter\@gobble\string\%
     }%
 %    \end{macrocode}
-% Scope need to localise definitions:
+% Scope needed to localise definitions:
 %    \begin{macrocode}
     {%
 %    \end{macrocode}
@@ -12063,9 +12067,17 @@ datatool.dtx
         \string\expandafter
         \string\global^^J\string\csname\space dtldb@#1\string\endcsname
        =\expandafter\@gobble\string\{\expandafter\@gobble\string\%}%
-      \expandafter\protected@xdef\csname dtl@rawwritedb@#1\endcsname{\the\csname dtldb@#1\endcsname}%
+%    \end{macrocode}
+% Sanitize contents so we don't need to worry about fragile
+% commands, but we need to substitute back the element tags so get
+% it formatted correctly.
+%    \begin{macrocode}
+      \@dtl@fmt@bodytok{\csname dtldb@#1\endcsname}%
+      \expandafter\protected@xdef\csname dtl@rawwritedb@#1\endcsname{%
+        \@dtl@contents}%
       \protected@write{\@dtl@write}{}{\csname dtl@rawwritedb@#1\endcsname}%
-      \protected@write{\@dtl@write}{}{\expandafter\@gobble\string\}\expandafter\@gobble\string\%}%
+      \protected@write{\@dtl@write}{}{%
+         \expandafter\@gobble\string\}\expandafter\@gobble\string\%}%
 %    \end{macrocode}
 % Now for the count register that keeps track of the row count.
 %    \begin{macrocode}
@@ -12118,6 +12130,37 @@ datatool.dtx
 %    \end{macrocode}
 %\end{macro}
 %
+%\begin{macro}{\@dtl@fmt@bodytok}
+% Format token contents for writing to file.
+%\changes{2.14}{2013-06-28}{new}
+%    \begin{macrocode}
+\newcommand*{\@dtl@fmt@bodytok}[1]{%
+  \edef\@dtl@contents{\the#1}%
+  \@onelevel@sanitize\@dtl@contents
+  \@dtl@replace@elt{\@dtl@contents}{db@row@elt@w}%
+  \@dtl@replace@elt{\@dtl@contents}{db@row@elt@end@}%
+  \@dtl@replace@elt{\@dtl@contents}{db@row@id@w}%
+  \@dtl@replace@elt{\@dtl@contents}{db@row@id@end@}%
+  \@dtl@replace@elt{\@dtl@contents}{db@col@id@w}%
+  \@dtl@replace@elt{\@dtl@contents}{db@col@id@end@}%
+  \@dtl@replace@elt{\@dtl@contents}{db@col@elt@w}%
+  \@dtl@replace@elt{\@dtl@contents}{db@col@elt@end@}%
+}
+%    \end{macrocode}
+%\end{macro}
+%\begin{macro}{\@dlt@replace@elt}
+% Replace element tag.
+%\changes{2.14}{2013-06-28}{new}
+%    \begin{macrocode}
+\newcommand*{\@dtl@replace@elt}[2]{%
+  \expandafter\def\expandafter\dtl@tmp\expandafter{\csname#2\endcsname }%
+  \@onelevel@sanitize\dtl@tmp
+  \expandafter\DTLsubstituteall\expandafter#1\expandafter{\dtl@tmp}%
+    {\csname#2\endcsname}%
+}
+%    \end{macrocode}
+%\end{macro}
+%
 %\section{Loading a database from an external file}
 %
 %\begin{macro}{\@dtl@read}
@@ -12842,7 +12885,7 @@ datatool.dtx
 % Declare package:
 %    \begin{macrocode}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{datagidx}[2013/01/15 v2.13 (NLCT)]
+\ProvidesPackage{datagidx}[2013/06/28 v2.14 (NLCT)]
 %    \end{macrocode}
 % Required packages:
 %    \begin{macrocode}
@@ -15347,7 +15390,9 @@ datatool.dtx
      \if@tempswa
        \DTLgidxSymbolDescription
        \DTLgidxDoSeeOrLocation
-       \DTLgidxSeeAlso
+%    \end{macrocode}
+%\changes{2.14}{2013-06-28}{removed spurious see also line}
+%    \begin{macrocode}
      \else
        \mbox{}%
      \fi
@@ -16907,9 +16952,46 @@ datatool.dtx
 % term:
 %    \begin{macrocode}
   \global\let\datagidxlastlabel\newterm@label
+%    \end{macrocode}
+%\changes{2.14}{2013-06-28}{added \cs{postnewtermhook}}
+% Allow user to hook in here
+%    \begin{macrocode}
+  \postnewtermhook
 }%
 %\end{macro}
 %
+%\begin{macro}{\postnewtermhook}
+%\changes{2.14}{2013-06-28}{new}
+%    \begin{macrocode}
+\newcommand*{\postnewtermhook}{}
+%    \end{macrocode}
+%\end{macro}
+%\begin{macro}{\newtermfield}
+%\changes{2.14}{2013-06-28}{new}
+% Expandable access to field name. (No check for existence of the
+% field. Uses \sty{etoolbox's} \cs{csuse}, so expands to an empty
+% string if the field is undefined.)
+%    \begin{macrocode}
+\newcommand*{\newtermfield}[1]{\csuse{newterm@#1}}
+%    \end{macrocode}
+%\end{macro}
+%\begin{macro}{\ifnewtermfield}
+%\changes{2.14}{2013-06-28}{new}
+% If the named field (given in first argument) is empty or undefined do third argument,
+% otherwise do second argument.
+%    \begin{macrocode}
+\newcommand{\ifnewtermfield}[3]{%
+  \ifcsdef{newterm@#1}
+  {%
+    \ifcsempty{newterm@#1}{#3}{#2}%
+  }%
+  {%
+    #3%
+  }%
+}
+%    \end{macrocode}
+%\end{macro}
+%
 %\begin{macro}{\datagidx@newterm}
 % Normal behaviour for \cs{newterm}
 %    \begin{macrocode}
@@ -17092,6 +17174,18 @@ datatool.dtx
 %    \end{macrocode}
 %\end{macro}
 %
+%\begin{macro}{\datagidxdb}
+%\changes{2.14}{2013-06-28}{new}
+% Gets the label of database containing the given entry. No check is
+% made for the existence of the entry. Expands to empty if label is
+% undefined.
+%    \begin{macrocode}
+\newcommand*{\datagidxdb}[1]{%
+  \csuse{datagidxentry@#1}%
+}
+%    \end{macrocode}
+%\end{macro}
+%
 %\begin{macro}{\ifentryused}
 %\begin{definition}
 % \cs{ifentryused}\marg{label}\marg{true part}\marg{false part}
@@ -18229,6 +18323,13 @@ datatool.dtx
   \fi
 }
 %    \end{macrocode}
+%\begin{macro}{\printterms@condition}
+%\changes{2.14}{2013-06-28}{new}
+%    \begin{macrocode}
+\newcommand*{\printterms@condition}{\boolean{true}}
+\define@key{printterms}{condition}{\renewcommand*{\printterms@condition}{#1}}
+%    \end{macrocode}
+%\end{macro}
 %
 %\begin{macro}{\printterms}
 %\begin{definition}
@@ -18399,11 +18500,13 @@ datatool.dtx
 %\end{definition}
 % Iterate through the current database, but only do \meta{body}
 % if there is a location or cross-reference.
+%\changes{2.14}{2013-06-28}{Added optional argument when using
+%\cs{DTLforeach}}
 %    \begin{macrocode}
 \newcommand{\DTLgidxForeachEntry}[1]{%
   \def\datagidxprevgroup{}%
   \edef\datagidx@doforeachentry{%
-    \noexpand\DTLforeach*{\DTLgidxCurrentdb}%
+    \noexpand\DTLforeach*[\expandonce\printterms@condition]{\DTLgidxCurrentdb}%
      {\expandonce\DTLgidxAssignList}
   }%
   \datagidx@doforeachentry
@@ -18555,7 +18658,7 @@ datatool.dtx
 %\section{Package Declaration}
 %    \begin{macrocode}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{databib}[2013/01/15 v2.13 (NLCT)]
+\ProvidesPackage{databib}[2013/06/28 v2.14 (NLCT)]
 %    \end{macrocode}
 % Load required packages:
 %    \begin{macrocode}
@@ -21262,7 +21365,7 @@ already exists}{}}}}
 % Declare package:
 %    \begin{macrocode}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{databar}[2013/01/15 v2.13 (NLCT)]
+\ProvidesPackage{databar}[2013/06/28 v2.14 (NLCT)]
 %    \end{macrocode}
 % Require \sty{xkeyval} package
 %    \begin{macrocode}
@@ -21779,8 +21882,11 @@ already exists}{}}}}
      \ifDTLbarytics
        \ifx\dtlbar@yticlist\relax
          \ifx\dtlbar@yticgap\relax
+           \@dtl@tmpcount=\DTLmintickgap
+           \divide\@dtl@tmpcount by 65536\relax
+           \dtldiv{\dtl@mingap}{\number\@dtl@tmpcount}{\dtl@unit}%
            \dtl@constructticklist\DTLnegextent\DTLbarmax
-             \dtl@unit\dtlbar@yticlist
+             \dtl@mingap\dtlbar@yticlist
          \else
            \dtl@constructticklistwithgapz
              \DTLnegextent\DTLbarmax\dtlbar@yticlist\dtlbar@yticgap
@@ -21809,23 +21915,23 @@ already exists}{}}}}
              \fi
            }%
          \else
-           \@for\dtl@thislabel:=\dtlbar@yticlabels\do{%
-             \ifDTLverticalbars
-               \settowidth{\dtl@tmplength}{%
-                 \DTLbardisplayYticklabel{\dtl@thislabel}}%
-             \else
-               \settoheight{\dtl@tmplength}{%
-                  \DTLbardisplayYticklabel{\dtl@thislabel}}%
-               \edef\@dtl@h{\the\dtl@tmplength}%
-               \settodepth{\dtl@tmplength}{%
-                  \DTLbardisplayYticklabel{\dtl@thislabel}}%
-               \addtolength{\dtl@tmplength}{\@dtl@h}%
-               \addtolength{\dtl@tmplength}{\baselineskip}%
-             \fi
-             \ifdim\dtl@tmplength>\dtl@yticlabelwidth
-               \setlength{\dtl@yticlabelwidth}{\dtl@tmplength}%
-             \fi
-           }%
+%           \@for\dtl@thislabel:=\dtlbar@yticlabels\do{%
+%             \ifDTLverticalbars
+%               \settowidth{\dtl@tmplength}{%
+%                 \DTLbardisplayYticklabel{\dtl@thislabel}}%
+%             \else
+%               \settoheight{\dtl@tmplength}{%
+%                  \DTLbardisplayYticklabel{\dtl@thislabel}}%
+%               \edef\@dtl@h{\the\dtl@tmplength}%
+%               \settodepth{\dtl@tmplength}{%
+%                  \DTLbardisplayYticklabel{\dtl@thislabel}}%
+%               \addtolength{\dtl@tmplength}{\@dtl@h}%
+%               \addtolength{\dtl@tmplength}{\baselineskip}%
+%             \fi
+%             \ifdim\dtl@tmplength>\dtl@yticlabelwidth
+%               \setlength{\dtl@yticlabelwidth}{\dtl@tmplength}%
+%             \fi
+%           }%
          \fi
        \fi
      \fi
@@ -22173,8 +22279,11 @@ already exists}{}}}}
    \ifDTLbarytics
      \ifx\dtlbar@yticlist\relax
        \ifx\dtlbar@yticgap\relax
+         \@dtl@tmpcount=\DTLmintickgap
+         \divide\@dtl@tmpcount by 65536\relax
+         \dtldiv{\dtl@mingap}{\number\@dtl@tmpcount}{\dtl@unit}%
          \dtl@constructticklist\DTLnegextent\DTLbarmax
-           \dtl@unit\dtlbar@yticlist
+           \dtl@mingap\dtlbar@yticlist
        \else
          \dtl@constructticklistwithgapz
            \DTLnegextent\DTLbarmax\dtlbar@yticlist\dtlbar@yticgap
@@ -22563,7 +22672,7 @@ already exists}{}}}}
 % Declare package:
 %    \begin{macrocode}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{datapie}[2013/01/15 v2.13 (NLCT)]
+\ProvidesPackage{datapie}[2013/06/28 v2.14 (NLCT)]
 %    \end{macrocode}
 % Require \sty{xkeyval} package
 %    \begin{macrocode}
@@ -22927,199 +23036,226 @@ already exists}{}}}}
 % \meta{conditions} is the same as that for \cs{DTLforeach}.
 %    \begin{macrocode}
 \newcommand*{\DTLpiechart}[4][\boolean{true}]{%
-{\let\DTLpievariable=\relax
-\setkeys{datapie}{#2}%
-\ifx\DTLpievariable\relax
-  \PackageError{datapie}{\string\DTLpiechart\space missing variable}{}%
-\else
+\bgroup
+  \let\DTLpievariable=\relax
+  \setkeys{datapie}{#2}%
+  \ifx\DTLpievariable\relax
+    \PackageError{datapie}%
+    {\string\DTLpiechart\space missing variable}{}%
+  \else
 %    \end{macrocode}
 % Compute the total.
 %\changes{1.01}{2007 Aug 17}{uses \cs{@sDTLforeach} instead of
 %\cs{DTLforeach}}
 %    \begin{macrocode}
-\def\dtl@total{0}%
-\@sDTLforeach[#1]{#3}{#4}{%
-\let\dtl@oldtotal=\dtl@total
-\expandafter\DTLconverttodecimal\expandafter
-  {\DTLpievariable}{\dtl@variable}%
-\FPadd{\dtl@total}{\dtl@variable}{\dtl@total}%
-}%
+    \def\dtl@total{0}%
+    \@sDTLforeach[#1]{#3}{#4}{%
+      \let\dtl@oldtotal=\dtl@total
+      \expandafter\DTLconverttodecimal\expandafter
+        {\DTLpievariable}{\dtl@variable}%
+      \FPadd{\dtl@total}{\dtl@variable}{\dtl@total}%
+    }%
 %    \end{macrocode}
 % Compute the angles
 %    \begin{macrocode}
-\expandafter\DTLconverttodecimal\expandafter
-  {\DTLstartangle}{\@dtl@start}%
-\@sDTLforeach[#1]{#3}{#4}{%
-\expandafter\DTLconverttodecimal\expandafter
-  {\DTLpievariable}{\dtl@variable}%
-\dtl@computeangles{%
-\csname c@DTLrow\romannumeral\dtlforeachlevel\endcsname}{%
-\dtl@variable}%
-\expandafter\@dtl@seg\expandafter=
-\csname c@DTLrow\romannumeral\dtlforeachlevel\endcsname%
-\FPmul{\dtl@tmp}{\dtl@variable}{100}%
-\let\dtl@old=\dtl@tmp
-\FPdiv{\dtl@tmp}{\dtl@old}{\dtl@total}%
-\expandafter\FPround
-\csname dtl@piepercent@\romannumeral\@dtl@seg\endcsname\dtl@tmp
-\c@DTLpieroundvar
-}%
+    \expandafter\DTLconverttodecimal\expandafter
+      {\DTLstartangle}{\@dtl@start}%
+    \@sDTLforeach[#1]{#3}{#4}{%
+      \expandafter\DTLconverttodecimal\expandafter
+        {\DTLpievariable}{\dtl@variable}%
+      \dtl@computeangles{%
+      \csname c@DTLrow\romannumeral\dtlforeachlevel\endcsname}{%
+      \dtl@variable}%
+      \expandafter\@dtl@seg\expandafter=
+      \csname c@DTLrow\romannumeral\dtlforeachlevel\endcsname%
+      \FPmul{\dtl@tmp}{\dtl@variable}{100}%
+      \let\dtl@old=\dtl@tmp
+      \FPdiv{\dtl@tmp}{\dtl@old}{\dtl@total}%
+      \expandafter\FPround
+      \csname dtl@piepercent@\romannumeral\@dtl@seg\endcsname\dtl@tmp
+      \c@DTLpieroundvar
+    }%
 %    \end{macrocode}
 % Compute the offsets for each cut away segment
 %    \begin{macrocode}
-\@for\dtl@row:=\dtl@piecutaways\do{%
-\expandafter\@dtl@set@off\dtl@row-\relax
-}%
+    \@for\dtl@row:=\dtl@piecutaways\do{%
+      \expandafter\@dtl@set@off\dtl@row-\relax
+    }%
 %    \end{macrocode}
 % Set the starting angle
 %    \begin{macrocode}
-\let\dtl@start=\DTLstartangle
+    \let\dtl@start=\DTLstartangle
 %    \end{macrocode}
 % Do the pie chart
 %    \begin{macrocode}
-\begin{tikzpicture}
-\DTLpieatbegintikz
-\@sDTLforeach[#1]{#3}{#4}{%
+    \begin{tikzpicture}
+      \DTLpieatbegintikz
+      \@sDTLforeach[#1]{#3}{#4}%
+      {%
 %    \end{macrocode}
 % Store the segment number in \cs{@dtl@seg}
 %    \begin{macrocode}
-\expandafter\@dtl@seg\expandafter=
-\csname c@DTLrow\romannumeral\dtlforeachlevel\endcsname%
+        \expandafter\@dtl@seg\expandafter=
+        \csname c@DTLrow\romannumeral\dtlforeachlevel\endcsname%
 %    \end{macrocode}
 % Set the start angle.
 %    \begin{macrocode}
-\edef\dtl@start{\csname dtl@sang@\romannumeral\@dtl@seg\endcsname}%
+        \edef\dtl@start{%
+          \csname dtl@sang@\romannumeral\@dtl@seg\endcsname}%
 %    \end{macrocode}
 % Set the extent
 %    \begin{macrocode}
-\edef\dtl@extent{\csname dtl@angle@\romannumeral\@dtl@seg\endcsname}%
+        \edef\dtl@extent{%
+          \csname dtl@angle@\romannumeral\@dtl@seg\endcsname}%
 %    \end{macrocode}
 % Compute the end angle
 %    \begin{macrocode}
-\FPadd{\dtl@endangle}{\dtl@start}{\dtl@extent}%
+        \FPadd{\dtl@endangle}{\dtl@start}{\dtl@extent}%
 %    \end{macrocode}
 % Compute the shift.
 %    \begin{macrocode}
-\edef\dtl@angle{\csname dtl@cut@angle@\romannumeral\@dtl@seg\endcsname}%
-\let\dtl@old=\dtl@angle
-\dtl@truncatedecimal\dtl@angle
-\ifnum\dtl@angle>180
-  \FPsub{\dtl@angle}{\dtl@old}{360}%
-  \dtl@truncatedecimal\dtl@angle
-\fi
-\edef\dtl@cutlen{%
-\csname dtl@cut@len@\romannumeral\@dtl@seg\endcsname}
-\edef\@dtl@shift{(\dtl@angle:\dtl@cutlen)}%
+        \edef\dtl@angle{%
+           \csname dtl@cut@angle@\romannumeral\@dtl@seg\endcsname}%
+        \let\dtl@old=\dtl@angle
+        \dtl@truncatedecimal\dtl@angle
+        \ifnum\dtl@angle>180\relax
+          \FPsub{\dtl@angle}{\dtl@old}{360}%
+          \dtl@truncatedecimal\dtl@angle
+        \fi
+        \edef\dtl@cutlen{%
+          \csname dtl@cut@len@\romannumeral\@dtl@seg\endcsname
+        }%
+        \edef\@dtl@shift{(\dtl@angle:\dtl@cutlen)}%
 %    \end{macrocode}
 % Compute the mid way angle.
 %    \begin{macrocode}
-\FPmul{\dtl@angle}{\dtl@extent}{0.5}%
-\FPadd{\dtl@midangle}{\dtl@angle}{\dtl@start}%
+        \FPmul{\dtl@angle}{\dtl@extent}{0.5}%
+        \FPadd{\dtl@midangle}{\dtl@angle}{\dtl@start}%
 %    \end{macrocode}
 % Draw the segment.
 %    \begin{macrocode}
-\begin{scope}[shift={\@dtl@shift}]%
-\dtl@truncatedecimal\dtl@start
-\dtl@truncatedecimal\dtl@endangle
-\fill[color=\DTLgetpiesegmentcolor\@dtl@seg] (0,0) -- 
-(\dtl@start:\DTLradius)
-arc (\dtl@start:\dtl@endangle:\DTLradius) -- cycle;
+        \begin{scope}[shift={\@dtl@shift}]%
+        \dtl@truncatedecimal\dtl@start
+        \dtl@truncatedecimal\dtl@endangle
+        \fill[color=\DTLgetpiesegmentcolor\@dtl@seg] (0,0) -- 
+        (\dtl@start:\DTLradius)
+        arc (\dtl@start:\dtl@endangle:\DTLradius) -- cycle;
 %    \end{macrocode}
 % Draw the outline if required:
 %    \begin{macrocode}
-\ifdim\DTLpieoutlinewidth>0pt\relax
-\draw[color=\DTLpieoutlinecolor,line width=\DTLpieoutlinewidth]
-(0,0) -- (\dtl@start:\DTLradius)
-arc (\dtl@start:\dtl@endangle:\DTLradius) -- cycle;
-\fi
+        \ifdim\DTLpieoutlinewidth>0pt\relax
+          \draw[color=\DTLpieoutlinecolor,%
+                line width=\DTLpieoutlinewidth]
+          (0,0) -- (\dtl@start:\DTLradius)
+          arc (\dtl@start:\dtl@endangle:\DTLradius) -- cycle;
+        \fi
 %    \end{macrocode}
 % Convert decimal to an integer
 %    \begin{macrocode}
-\dtl@truncatedecimal\dtl@midangle
+        \dtl@truncatedecimal\dtl@midangle
 %    \end{macrocode}
 % Determine whether to rotate inner labels
 %    \begin{macrocode}
-\ifDTLrotateinner
+        \ifDTLrotateinner
 %    \end{macrocode}
 % If the mid way angle is between 90 and 270, the text will look
 % upside-down, so adjust accordingly.
 %    \begin{macrocode}
-\ifthenelse{\(\dtl@midangle > 90 \and \dtl@midangle < 270\)
-\TE@or \dtl@midangle < -90}{%
-  \FPsub{\dtl@labelangle}{\dtl@midangle}{180}%
-  \dtl@truncatedecimal\dtl@labelangle
-  \edef\dtl@innernodeopt{anchor=east,rotate=\dtl@labelangle}%
-}{%
-  \edef\dtl@innernodeopt{anchor=west,rotate=\dtl@midangle}%
-}%
+          \ifthenelse{\(\dtl@midangle > 90 \and \dtl@midangle < 270\)
+            \TE@or \dtl@midangle < -90}%
+          {%
+            \FPsub{\dtl@labelangle}{\dtl@midangle}{180}%
+            \dtl@truncatedecimal\dtl@labelangle
+            \edef\dtl@innernodeopt{anchor=east,rotate=\dtl@labelangle}%
+          }%
+          {%
+            \edef\dtl@innernodeopt{anchor=west,rotate=\dtl@midangle}%
+          }%
 %    \end{macrocode}
 % Don't rotate inner labels
 %    \begin{macrocode}
-\else
-  \edef\dtl@innernodeopt{anchor=center}%
-\fi
+        \else
+          \edef\dtl@innernodeopt{anchor=center}%
+        \fi
 %    \end{macrocode}
 % Determine whether to rotate outer labels
 %    \begin{macrocode}
-\ifDTLrotateouter
+        \ifDTLrotateouter
 %    \end{macrocode}
 % If the mid way angle is between 90 and 270, the text will look
 % upside-down, so adjust accordingly.
 %    \begin{macrocode}
-\ifthenelse{\(\dtl@midangle > 90 \and \dtl@midangle < 270\)
-\TE@or \dtl@midangle < -90}{%
-  \FPsub{\dtl@labelangle}{\dtl@midangle}{180}%
-  \dtl@truncatedecimal\dtl@labelangle
-  \edef\dtl@outernodeopt{anchor=east,rotate=\dtl@labelangle}%
-}{%
-  \edef\dtl@outernodeopt{anchor=west,rotate=\dtl@midangle}%
-}%
+           \ifthenelse{\(\dtl@midangle > 90 \and \dtl@midangle < 270\)
+           \TE@or \dtl@midangle < -90}%
+           {%
+             \FPsub{\dtl@labelangle}{\dtl@midangle}{180}%
+             \dtl@truncatedecimal\dtl@labelangle
+             \edef\dtl@outernodeopt{anchor=east,rotate=\dtl@labelangle}%
+           }%
+           {%
+             \edef\dtl@outernodeopt{anchor=west,rotate=\dtl@midangle}%
+           }%
 %    \end{macrocode}
 % Don't rotate outer labels
 %    \begin{macrocode}
-\else
-  \ifthenelse{\(\dtl@midangle<45\and\dtl@midangle>-45\)
-    \TE@or \dtl@midangle=45
-    \TE@or \dtl@midangle>315}{%
-    % east quadrant
-    \edef\dtl@outernodeopt{anchor=west}%
-  }{%
-    \ifthenelse{\(\dtl@midangle<135\and\dtl@midangle>45\)
-     \TE@or \dtl@midangle=135}{%
-      % north quadrant
-      \edef\dtl@outernodeopt{anchor=south}%
-    }{%
-     \ifthenelse{\(\dtl@midangle<225\and\dtl@midangle>135\)
-      \TE@or \dtl@midangle=225
-      \TE@or \dtl@midangle=-135
-      \TE@or \dtl@midangle<-135}{%
-      % west quadrant
-      \edef\dtl@outernodeopt{anchor=east}%
-     }{%
-      \edef\dtl@outernodeopt{anchor=north}%
-     }%
-    }
-  }
-\fi
+        \else
+          \ifthenelse{\(\dtl@midangle<45\and\dtl@midangle>-45\)
+             \TE@or \dtl@midangle=45
+             \TE@or \dtl@midangle>315}%
+          {%
+%    \end{macrocode}
+% East quadrant
+%    \begin{macrocode}
+            \edef\dtl@outernodeopt{anchor=west}%
+          }%
+          {%
+            \ifthenelse{\(\dtl@midangle<135\and\dtl@midangle>45\)
+               \TE@or \dtl@midangle=135}%
+            {%
+%    \end{macrocode}
+% North quadrant
+%    \begin{macrocode}
+              \edef\dtl@outernodeopt{anchor=south}%
+            }%
+            {%
+              \ifthenelse{\(\dtl@midangle<225\and\dtl@midangle>135\)
+                \TE@or \dtl@midangle=225
+                \TE@or \dtl@midangle=-135
+                \TE@or \dtl@midangle<-135}%
+              {%
+%    \end{macrocode}
+% West quadrant
+%    \begin{macrocode}
+                \edef\dtl@outernodeopt{anchor=east}%
+              }%
+              {%
+                \edef\dtl@outernodeopt{anchor=north}%
+              }%
+            }%
+          }%
+        \fi
 %    \end{macrocode}
 % Draw inner and outer labels
 %    \begin{macrocode}
-\edef\@dtl@dolabel{%
-\noexpand\draw (\dtl@midangle:\the\dtl@inneroffset)
-node[\dtl@innernodeopt]{%
-\noexpand\DTLdisplayinnerlabel{\noexpand\dtl@innerlabel}};}%
-\@dtl@dolabel
-\edef\@dtl@dolabel{%
-\noexpand\draw (\dtl@midangle:\the\dtl@outeroffset)
-node[\dtl@outernodeopt]{%
-\noexpand\DTLdisplayouterlabel{\noexpand\dtl@outerlabel}};}%
-\@dtl@dolabel
-\end{scope}
-}%
-\DTLpieatendtikz
-\end{tikzpicture}
-\fi
-}}
+        \edef\@dtl@dolabel{%
+          \noexpand\draw (\dtl@midangle:\the\dtl@inneroffset)
+             node[\dtl@innernodeopt]{%
+           \noexpand\DTLdisplayinnerlabel{\noexpand\dtl@innerlabel}};
+        }%
+        \@dtl@dolabel
+        \edef\@dtl@dolabel{%
+          \noexpand\draw (\dtl@midangle:\the\dtl@outeroffset)
+            node[\dtl@outernodeopt]{%
+          \noexpand\DTLdisplayouterlabel{\noexpand\dtl@outerlabel}};
+        }%
+        \@dtl@dolabel
+        \end{scope}%
+      }%
+      \DTLpieatendtikz
+    \end{tikzpicture}%
+  \fi
+\egroup
+}
 %    \end{macrocode}
 %\end{macro}
 %
@@ -23241,7 +23377,7 @@ Try #2-#1 instead of #1-#2}%
 % Declare package:
 %    \begin{macrocode}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{dataplot}[2013/01/15 v2.13 (NLCT)]
+\ProvidesPackage{dataplot}[2013/06/28 v2.14 (NLCT)]
 %    \end{macrocode}
 % Required packages
 %    \begin{macrocode}
@@ -23254,6 +23390,11 @@ Try #2-#1 instead of #1-#2}%
 \usetikzlibrary{plotmarks}
 \usetikzlibrary{plothandlers}
 %    \end{macrocode}
+% Load calc library
+%\changes{2.14}{2013-06-28}{added calc library requirement}
+%    \begin{macrocode}
+\usetikzlibrary{calc}
+%    \end{macrocode}
 %
 %\begin{macro}{\DTLplotstream}
 %\begin{definition}
@@ -23268,10 +23409,12 @@ Try #2-#1 instead of #1-#2}%
 %\cs{DTLforeach}}
 %    \begin{macrocode}
 \newcommand*{\DTLplotstream}[4][\boolean{true}]{%
-\@sDTLforeach[#1]{#2}{\dtl@x=#3,\dtl@y=#4}{%
-\DTLconverttodecimal{\dtl@x}{\dtl@decx}%
-\DTLconverttodecimal{\dtl@y}{\dtl@decy}%
-\pgfplotstreampoint{\pgfpointxy{\dtl@decx}{\dtl@decy}}}}
+  \@sDTLforeach[#1]{#2}{\dtl@x=#3,\dtl@y=#4}{%
+    \DTLconverttodecimal{\dtl@x}{\dtl@decx}%
+    \DTLconverttodecimal{\dtl@y}{\dtl@decy}%
+    \pgfplotstreampoint{\pgfpointxy{\dtl@decx}{\dtl@decy}}%
+  }%
+}
 %    \end{macrocode}
 %\end{macro}
 %
@@ -23832,457 +23975,541 @@ east,southeast,south,southwest,west,northwest}[northeast]{%
 % Creates a plot (inside a \env{tikzpicture} environment) of all
 % the data given in the databases listed in \meta{db list}.
 %    \begin{macrocode}
-\newcommand*{\DTLplot}[3][\boolean{true}]{{%
-\let\dtl@xkey=\relax
-\let\dtl@ykey=\relax
-\let\dtl@legendlabels=\relax
-\setkeys{dataplot}{#3}%
-\let\dtl@plotmarklist=\DTLplotmarks
-\let\dtl@plotlinelist=\DTLplotlines
-\let\dtl@plotmarkcolorlist=\DTLplotmarkcolors
-\let\dtl@plotlinecolorlist=\DTLplotlinecolors
-\def\dtl@legend{}%
-\ifx\dtl@legendlabels\relax
- \edef\dtl@legendlabels{#2}%
-\fi
-\ifx\dtl@xkey\relax
-  \PackageError{dataplot}{Missing x setting for 
-    \string\DTLplot}{}%
-\else
-  \ifx\dtl@ykey\relax
-    \PackageError{dataplot}{Missing y setting for 
+\newcommand*{\DTLplot}[3][\boolean{true}]{%
+\bgroup
+  \let\dtl@xkey=\relax
+  \let\dtl@ykey=\relax
+  \let\dtl@legendlabels=\relax
+  \setkeys{dataplot}{#3}%
+  \let\dtl@plotmarklist=\DTLplotmarks
+  \let\dtl@plotlinelist=\DTLplotlines
+  \let\dtl@plotmarkcolorlist=\DTLplotmarkcolors
+  \let\dtl@plotlinecolorlist=\DTLplotlinecolors
+  \def\dtl@legend{}%
+  \ifx\dtl@legendlabels\relax
+   \edef\dtl@legendlabels{#2}%
+  \fi
+  \ifx\dtl@xkey\relax
+    \PackageError{dataplot}{Missing x setting for 
       \string\DTLplot}{}%
   \else
+    \ifx\dtl@ykey\relax
+      \PackageError{dataplot}{Missing y setting for 
+      \string\DTLplot}{}%
+    \else
 %    \end{macrocode}
 % If user didn't specified bounds, 
 % compute the maximum and minimum $x$ and $y$ values over 
 % all the databases listed.
 %    \begin{macrocode}
-    \ifx\dtl@bounds\relax
-      \DTLcomputebounds[#1]{#2}{\dtl@xkey}{\dtl@ykey}
-        {\DTLminX}{\DTLminY}{\DTLmaxX}{\DTLmaxY}%
-      \ifx\dtl@minx\relax
-      \else
-         \let\DTLminX=\dtl@minx
-      \fi
-      \ifx\dtl@maxx\relax
-      \else
-         \let\DTLmaxX=\dtl@maxx
-      \fi
-      \ifx\dtl@miny\relax
-      \else
-         \let\DTLminY=\dtl@miny
-      \fi
-      \ifx\dtl@maxy\relax
-      \else
-         \let\DTLmaxY=\dtl@maxy
-      \fi
+      \ifx\dtl@bounds\relax
+        \DTLcomputebounds[#1]{#2}{\dtl@xkey}{\dtl@ykey}
+            {\DTLminX}{\DTLminY}{\DTLmaxX}{\DTLmaxY}%
+        \ifx\dtl@minx\relax
+        \else
+           \let\DTLminX=\dtl@minx
+        \fi
+        \ifx\dtl@maxx\relax
+        \else
+           \let\DTLmaxX=\dtl@maxx
+        \fi
+        \ifx\dtl@miny\relax
+        \else
+           \let\DTLminY=\dtl@miny
+        \fi
+        \ifx\dtl@maxy\relax
+        \else
+           \let\DTLmaxY=\dtl@maxy
+        \fi
 %    \end{macrocode}
 % Otherwise extract information from \cs{dtl@bounds}
 %    \begin{macrocode}
-    \else
-      \expandafter\dtl@getbounds\dtl@bounds\@nil
-    \fi
+      \else
+        \expandafter\dtl@getbounds\dtl@bounds\@nil
+      \fi
 %    \end{macrocode}
-% Determine scaling factors.
-%    \begin{macrocode}
-    \@dtl@tmpcount=\DTLplotwidth
-    \FPsub{\dtl@dx}{\DTLmaxX}{\DTLminX}%
-    \FPdiv{\dtl@unit@x}{\number\@dtl@tmpcount}{\dtl@dx}%
-    \@dtl@tmpcount=\DTLplotheight
-    \FPsub{\dtl@dy}{\DTLmaxY}{\DTLminY}%
-    \FPdiv{\dtl@unit@y}{\number\@dtl@tmpcount}{\dtl@dy}%
+% Determine scaling factors and offsets. The $x$-scale factor is
+% given by:
+%\[
+% s_x = \frac{W}{x_{\max}-x_{\min}}
+%\]
+% where $W$ is the plot width. The $x$ offset is $-s_x x_{\min}$.
+% Similarly for $y$.
+%\changes{2.14}{2013-06-28}{replaced \cs{FPsub} etc with \cs{dtlsub} etc}
+%    \begin{macrocode}
+      \@dtl@tmpcount=\DTLplotwidth
+      \divide\@dtl@tmpcount by 65536\relax
+      \dtlsub{\dtl@dx}{\DTLmaxX}{\DTLminX}%
+      \dtldiv{\dtl@scale@x}{\number\@dtl@tmpcount}{\dtl@dx}%
+      \dtlmul{\dtl@offset@x}{-\dtl@scale@x}{\DTLminX}%
+      \@dtl@tmpcount=\DTLplotheight
+      \divide\@dtl@tmpcount by 65536\relax
+      \dtlsub{\dtl@dy}{\DTLmaxY}{\DTLminY}%
+      \dtldiv{\dtl@scale@y}{\number\@dtl@tmpcount}{\dtl@dy}%
+      \dtlmul{\dtl@offset@y}{-\dtl@scale@y}{\DTLminY}%
 %    \end{macrocode}
 % If x tics specified, construct a list of x tic points if not
 % already specified.
 %    \begin{macrocode}
-   \ifDTLxtics
-     \ifx\dtl@xticlist\relax
-       \ifx\dtl@xticgap\relax
-         \dtl@constructticklist\DTLminX\DTLmaxX
-           \dtl@unit@x\dtl@xticlist
-       \else
-         \DTLifFPopenbetween{0}{\DTLminX}{\DTLmaxX}{%
-           \dtl@constructticklistwithgapz
-             \DTLminX\DTLmaxX\dtl@xticlist\dtl@xticgap}{%
-           \dtl@constructticklistwithgap
-             \DTLminX\DTLmaxX\dtl@xticlist\dtl@xticgap}%
-       \fi
-     \fi
+     \ifDTLxtics
+       \ifx\dtl@xticlist\relax
+         \ifx\dtl@xticgap\relax
 %    \end{macrocode}
-% Construct a list of $x$ minor tick points if required
+% Get the min tick gap in data co-ordinates
 %    \begin{macrocode}
-     \let\dtl@xminorticlist\@empty
-     \ifDTLxminortics
-       \let\dtl@prevtick=\relax
-       \@for\dtl@nexttick:=\dtl@xticlist\do{%
-         \ifx\dtl@prevtick\relax
+         \dtlsub{\dtl@mingap}{\number\DTLmintickgap}{\dtl@offset@x}%
+         \dtldiv{\dtl@mingap}{\dtl@mingap}{\dtl@scale@x}%
+         \dtldiv{\dtl@mingap}{\dtl@mingap}{65536}%
+%    \end{macrocode}
+% construct tick list
+%    \begin{macrocode}
+           \dtl@constructticklist\DTLminX\DTLmaxX
+             \dtl@mingap\dtl@xticlist
          \else
-           \dtl@constructminorticklist
-              \dtl@prevtick\dtl@nexttick\dtl@unit@x\dtl@xminorticlist
+           \DTLifFPopenbetween{0}{\DTLminX}{\DTLmaxX}{%
+             \dtl@constructticklistwithgapz
+               \DTLminX\DTLmaxX\dtl@xticlist\dtl@xticgap}{%
+             \dtl@constructticklistwithgap
+               \DTLminX\DTLmaxX\dtl@xticlist\dtl@xticgap}%
          \fi
-         \let\dtl@prevtick=\dtl@nexttick
-       }%
-     \fi
+       \fi
+%    \end{macrocode}
+% Construct a list of $x$ minor tick points if required
+%    \begin{macrocode}
+       \let\dtl@xminorticlist\@empty
+       \ifDTLxminortics
+         \let\dtl@prevtick=\relax
+         \@for\dtl@nexttick:=\dtl@xticlist\do{%
+           \ifx\dtl@prevtick\relax
+           \else
+             \dtl@constructminorticklist
+                \dtl@prevtick\dtl@nexttick\dtl@scale@x\dtl@xminorticlist
+           \fi
+           \let\dtl@prevtick=\dtl@nexttick
+         }%
+       \fi
 %    \end{macrocode}
 % Determine the height of the $x$ tick labels.
 %    \begin{macrocode}
-     \ifx\dtl@xticlabels\relax
-       \settoheight{\dtl@xticlabelheight}{\dtl@xticlist}%
+       \ifx\dtl@xticlabels\relax
+         \settoheight{\dtl@xticlabelheight}{\dtl@xticlist}%
+       \else
+         \settoheight{\dtl@xticlabelheight}{\dtl@xticlabels}%
+        \fi
      \else
-       \settoheight{\dtl@xticlabelheight}{\dtl@xticlabels}%
-      \fi
-   \else
-     \setlength{\dtl@xticlabelheight}{0pt}%
-   \fi
+       \setlength{\dtl@xticlabelheight}{0pt}%
+     \fi
 %    \end{macrocode}
 % If y tics specified, construct a list of y tic points if not
 % already specified.
 %    \begin{macrocode}
-   \setlength{\dtl@yticlabelwidth}{0pt}%
-   \ifDTLytics
-     \ifx\dtl@yticlist\relax
-       \ifx\dtl@yticgap\relax
-       \dtl@constructticklist\DTLminY\DTLmaxY
-         \dtl@unit@y\dtl@yticlist
-       \else
-         \DTLifFPopenbetween{0}{\DTLminY}{\DTLmaxY}{%
-           \dtl@constructticklistwithgapz
-             \DTLminY\DTLmaxY\dtl@yticlist\dtl@yticgap}{%
-           \dtl@constructticklistwithgap
-             \DTLminY\DTLmaxY\dtl@yticlist\dtl@yticgap}%
-       \fi
-     \fi
+     \setlength{\dtl@yticlabelwidth}{0pt}%
+     \ifDTLytics
+       \ifx\dtl@yticlist\relax
+         \ifx\dtl@yticgap\relax
 %    \end{macrocode}
-% Construct a list of $y$ minor tick points if required
+% Get the min tick gap in data co-ordinates
 %    \begin{macrocode}
-     \let\dtl@yminorticlist\@empty
-     \ifDTLyminortics
-       \let\dtl@prevtick=\relax
-       \@for\dtl@nexttick:=\dtl@yticlist\do{%
-         \ifx\dtl@prevtick\relax
+         \dtlsub{\dtl@mingap}{\number\DTLmintickgap}{\dtl@offset@y}%
+         \dtldiv{\dtl@mingap}{\dtl@mingap}{\dtl@scale@y}%
+         \dtldiv{\dtl@mingap}{\dtl@mingap}{65536}%
+%    \end{macrocode}
+% construct tick list
+%    \begin{macrocode}
+         \dtl@constructticklist\DTLminY\DTLmaxY
+           \dtl@mingap\dtl@yticlist
          \else
-           \dtl@constructminorticklist
-              \dtl@prevtick\dtl@nexttick\dtl@unit@y\dtl@yminorticlist
+           \DTLifFPopenbetween{0}{\DTLminY}{\DTLmaxY}{%
+             \dtl@constructticklistwithgapz
+               \DTLminY\DTLmaxY\dtl@yticlist\dtl@yticgap}{%
+             \dtl@constructticklistwithgap
+               \DTLminY\DTLmaxY\dtl@yticlist\dtl@yticgap}%
          \fi
-         \let\dtl@prevtick=\dtl@nexttick
-       }%
-     \fi
+       \fi
 %    \end{macrocode}
-% Determine the width of the $y$ tick labels.
+% Construct a list of $y$ minor tick points if required
 %    \begin{macrocode}
-     \ifx\dtl@ylabel\relax
-     \else
-       \ifx\dtl@yticlabels\relax
-         \@for\dtl@thislabel:=\dtl@yticlist\do{%
-           \FPround{\dtl@thislabel}{\dtl@thislabel}
-                   {\c@DTLplotroundYvar}%
-           \settowidth{\dtl@tmplength}{\dtl@thislabel}%
-           \ifdim\dtl@tmplength>\dtl@yticlabelwidth
-             \setlength{\dtl@yticlabelwidth}{\dtl@tmplength}%
+       \let\dtl@yminorticlist\@empty
+       \ifDTLyminortics
+         \let\dtl@prevtick=\relax
+         \@for\dtl@nexttick:=\dtl@yticlist\do{%
+           \ifx\dtl@prevtick\relax
+           \else
+             \dtl@constructminorticklist
+                \dtl@prevtick\dtl@nexttick\dtl@scale@y\dtl@yminorticlist
            \fi
+           \let\dtl@prevtick=\dtl@nexttick
          }%
+       \fi
+%    \end{macrocode}
+% Determine the width of the $y$ tick labels.
+%\changes{2.14}{2013-06-28}{replaced \cs{FPround} with \cs{dtlround}}
+%    \begin{macrocode}
+       \ifx\dtl@ylabel\relax
        \else
-         \@for\dtl@thislabel:=\dtl@yticlabels\do{%
-           \settowidth{\dtl@tmplength}{\dtl@thislabel}%
-           \ifdim\dtl@tmplength>\dtl@yticlabelwidth
-             \setlength{\dtl@yticlabelwidth}{\dtl@tmplength}%
-           \fi
-         }%
+         \ifx\dtl@yticlabels\relax
+           \@for\dtl@thislabel:=\dtl@yticlist\do{%
+             \dtlround{\dtl@thislabel}{\dtl@thislabel}
+                     {\c@DTLplotroundYvar}%
+             \settowidth{\dtl@tmplength}{\dtl@thislabel}%
+             \ifdim\dtl@tmplength>\dtl@yticlabelwidth
+               \setlength{\dtl@yticlabelwidth}{\dtl@tmplength}%
+             \fi
+           }%
+         \else
+           \@for\dtl@thislabel:=\dtl@yticlabels\do{%
+             \settowidth{\dtl@tmplength}{\dtl@thislabel}%
+             \ifdim\dtl@tmplength>\dtl@yticlabelwidth
+               \setlength{\dtl@yticlabelwidth}{\dtl@tmplength}%
+             \fi
+           }%
+         \fi
        \fi
      \fi
 %    \end{macrocode}
 % Start the picture.
 %    \begin{macrocode}
-     \begin{tikzpicture}
+       \begin{tikzpicture}
 %    \end{macrocode}
 % Set the $x$ and $y$ unit vectors.
 %    \begin{macrocode}
-     \pgfsetxvec{\pgfpoint{\dtl@unit@x sp}{0pt}}%
-     \pgfsetyvec{\pgfpoint{0pt}{\dtl@unit@y sp}}%
+       \pgfsetxvec{\pgfpoint{1pt}{0pt}}%
+       \pgfsetyvec{\pgfpoint{0pt}{1pt}}%
+%    \end{macrocode}
+% Set the transformation matrix, so user can plot things using the
+% data co-ordinate space, but scope it, so it doesn't affect any plot
+% marks later
+%    \begin{macrocode}
+   \begin{scope}
+   \pgftransformcm{\dtl@scale@x}{0}{0}{\dtl@scale@y}%
+     {\pgfpoint{\dtl@offset@x pt}{\dtl@offset@y pt}}%
 %    \end{macrocode}
 % Add any extra information the user requires
 %    \begin{macrocode}
- \DTLplotatbegintikz
+       \DTLplotatbegintikz
 %    \end{macrocode}
 % Determine whether to put a box around the plot
 %    \begin{macrocode}
-     \ifDTLbox
-       \draw (\DTLminX,\DTLminY) -- (\DTLmaxX,\DTLminY) --
+       \ifDTLbox
+         \draw (\DTLminX,\DTLminY) -- (\DTLmaxX,\DTLminY) --
              (\DTLmaxX,\DTLmaxY) -- (\DTLminX,\DTLmaxY) --
-             cycle;
-     \else
+               cycle;
+       \else
 %    \end{macrocode}
 % Plot $x$ axis if required.
 %    \begin{macrocode}
-        \ifDTLxaxis
-          \expandafter\draw\expandafter[\DTLXAxisStyle]
+          \ifDTLxaxis
+            \expandafter\draw\expandafter[\DTLXAxisStyle]
             (\DTLminX,\DTLminY) -- (\DTLmaxX,\DTLminY);
-        \fi
+          \fi
 %    \end{macrocode}
 % Plot $y$ axis if required.
 %    \begin{macrocode}
-        \ifDTLyaxis
-          \expandafter\draw\expandafter[\DTLYAxisStyle]
+          \ifDTLyaxis
+            \expandafter\draw\expandafter[\DTLYAxisStyle]
             (\DTLminX,\DTLminY) -- (\DTLminX,\DTLmaxY);
-        \fi
-      \fi
+          \fi
+       \fi
 %    \end{macrocode}
 % Plot grid if required
 %    \begin{macrocode}
-     \ifDTLgrid
-        \ifDTLxminortics
-          \@for\dtl@thistick:=\dtl@xminorticlist\do{%
-            \expandafter\draw\expandafter[\DTLminorgridstyle]
+       \ifDTLgrid
+          \ifDTLxminortics
+            \@for\dtl@thistick:=\dtl@xminorticlist\do{%
+              \expandafter\draw\expandafter[\DTLminorgridstyle]
              (\dtl@thistick,\DTLminY) -- (\dtl@thistick,\DTLmaxY);
-          }%
-        \fi
-        \ifDTLyminortics
-          \@for\dtl@thistick:=\dtl@yminorticlist\do{%
-            \expandafter\draw\expandafter[\DTLminorgridstyle]
+            }%
+          \fi
+          \ifDTLyminortics
+            \@for\dtl@thistick:=\dtl@yminorticlist\do{%
+              \expandafter\draw\expandafter[\DTLminorgridstyle]
              (\DTLminX,\dtl@thistick) -- (\DTLmaxX,\dtl@thistick);
-          }%
-        \fi
-        \@for\dtl@thistick:=\dtl@xticlist\do{%
-          \expandafter\draw\expandafter[\DTLmajorgridstyle]
+            }%
+          \fi
+          \@for\dtl@thistick:=\dtl@xticlist\do{%
+            \expandafter\draw\expandafter[\DTLmajorgridstyle]
              (\dtl@thistick,\DTLminY) -- (\dtl@thistick,\DTLmaxY);
-        }%
-        \@for\dtl@thistick:=\dtl@yticlist\do{%
-          \expandafter\draw\expandafter[\DTLmajorgridstyle]
+          }%
+          \@for\dtl@thistick:=\dtl@yticlist\do{%
+            \expandafter\draw\expandafter[\DTLmajorgridstyle]
              (\DTLminX,\dtl@thistick) -- (\DTLmaxX,\dtl@thistick);
-        }%
-     \fi
+          }%
+       \fi
 %    \end{macrocode}
 % Plot $x$ tics if required.
 %    \begin{macrocode}
-      \ifDTLxtics
-        \addtolength\dtl@xticlabelheight{\DTLticklabeloffset}%
-        \@for\dtl@thistick:=\dtl@xticlist\do{%
-          \pgfpathmoveto{\pgfpointxy{\dtl@thistick}{\DTLminY}}
-          \ifDTLxticsin
-            \pgfpathlineto{
-                \pgfpointadd{\pgfpointxy{\dtl@thistick}{\DTLminY}}
-                            {\pgfpoint{0pt}{\DTLticklength}}}
-          \else
-            \pgfpathlineto{
-              \pgfpointadd{\pgfpointxy{\dtl@thistick}{\DTLminY}}
-                          {\pgfpoint{0pt}{-\DTLticklength}}}
-          \fi
-          \ifDTLbox
-            \pgfpathmoveto{\pgfpointxy{\dtl@thistick}{\DTLmaxY}}
-            \ifDTLxticsin
-              \pgfpathlineto{
-                  \pgfpointadd{\pgfpointxy{\dtl@thistick}{\DTLmaxY}}
-                              {\pgfpoint{0pt}{-\DTLticklength}}}
-            \else
-              \pgfpathlineto{
-                \pgfpointadd{\pgfpointxy{\dtl@thistick}{\DTLmaxY}}
-                            {\pgfpoint{0pt}{\DTLticklength}}}
-            \fi
-          \fi
-          \pgfusepath{stroke}%
+       \ifDTLxtics
+%    \end{macrocode}
+% Get tick length in terms of canvas co-ordinates
+%    \begin{macrocode}
+         \dtlsub{\dtl@ticklength}{\number\DTLticklength}{-\dtl@offset@y}%
+         \dtldiv{\dtl@ticklength}{\dtl@ticklength}{\dtl@scale@y}%
+         \dtldiv{\dtl@ticklength}{\dtl@ticklength}{65536}%
+%    \end{macrocode}
+% Get tick label offset in terms of canvas co-ordinates
+%    \begin{macrocode}
+         \addtolength\dtl@xticlabelheight{\DTLticklabeloffset}%
+         \dtlsub{\dtl@ticlabeloffset}{\number\dtl@xticlabelheight}{-\dtl@offset@y}%
+         \dtldiv{\dtl@ticlabeloffset}{\dtl@ticlabeloffset}{\dtl@scale@y}%
+         \dtldiv{\dtl@ticlabeloffset}{\dtl@ticlabeloffset}{65536}%
 %    \end{macrocode}
-% Plot the tick labels
+% Iterate through tick list.
 %    \begin{macrocode}
-          \ifx\dtl@xticlabels\relax
-             \FPround{\dtl@thislabel}{\dtl@thistick}
+         \@for\dtl@thistick:=\dtl@xticlist\do{%
+%    \end{macrocode}
+% Store tick label in \cs{dtl@thislabel}
+%    \begin{macrocode}
+           \let\dtl@thisticklabel\dtl@thistick
+           \ifx\dtl@xticlabels\relax
+             \dtlround{\dtl@thislabel}{\dtl@thistick}
                      {\c@DTLplotroundXvar}%
-          \else
+           \else
              \dtl@chopfirst\dtl@xticlabels\dtl@thislabel\dtl@rest
              \let\dtl@xticlabels=\dtl@rest
-          \fi
-          \pgftext[base,center,at={\pgfpointadd
-                      {\pgfpointxy{\dtl@thistick}{\DTLminY}}
-                      {\pgfpoint{0pt}{-\dtl@xticlabelheight}}}]
-                  {\dtl@thislabel}
-        }%
-      \fi
+           \fi
+%    \end{macrocode}
+% Draw tick.
+%    \begin{macrocode}
+           \ifDTLxticsin
+             \draw (\dtl@thistick,\DTLminY) -- ++(0,\dtl@ticklength);
+             \draw (\dtl@thistick,\DTLminY) 
+                 ++ (0,-\dtl@ticlabeloffset) node {\dtl@thislabel};
+           \else
+             \draw (\dtl@thistick,\DTLminY) -- ++(0,-\dtl@ticklength)
+                 ++ (0,-\dtl@ticlabeloffset) node {\dtl@thislabel};
+           \fi
+%    \end{macrocode}
+% Draw opposite tick, if box setting is on.
+%    \begin{macrocode}
+           \ifDTLbox
+             \ifDTLxticsin
+               \draw (\dtl@thistick,\DTLmaxY) -- ++(0,-\dtl@ticklength);
+             \else
+             \draw (\dtl@thistick,\DTLmaxY) -- ++(0,\dtl@ticklength);
+             \fi
+           \fi
+         }%
+       \fi
 %    \end{macrocode}
 % Plot $x$ label if required.
 %    \begin{macrocode}
-     \ifx\dtl@xlabel\relax
-     \else
-       \addtolength{\dtl@xticlabelheight}{\baselineskip}%
-       \setlength{\dtl@tmplength}{0.5\DTLplotwidth}
-       \pgftext[base,center,at={\pgfpointadd
-           {\pgfpointxy{\DTLminX}{\DTLminY}}%
-           {\pgfpoint{\dtl@tmplength}{-\dtl@xticlabelheight}}}]{%
-          \dtl@xlabel}
-     \fi
+      \ifx\dtl@xlabel\relax
+      \else
+%    \end{macrocode}
+% Get baseline in terms of canvas co-ordinates
+%    \begin{macrocode}
+         \dtladd{\dtl@x}{\number\baselineskip}{\dtl@offset@y}%
+         \dtldiv{\dtl@x}{\dtl@x}{\dtl@scale@y}%
+         \dtldiv{\dtl@x}{\dtl@x}{65536}%
+         \dtladd{\dtl@ticlabeloffset}{\dtl@ticlabeloffset}{\dtl@x}%
+%    \end{macrocode}
+% Get halfway position
+%    \begin{macrocode}
+         \dtlmul{\dtl@x}{\dtl@dx}{0.5}%
+         \draw (\DTLminX,\DTLminY) ++(\dtl@x,-\dtl@ticlabeloffset) 
+            node[anchor=north] {\dtl@xlabel};
+      \fi
 %    \end{macrocode}
 % Plot the $x$ minor ticks if required
 %    \begin{macrocode}
-     \ifDTLxminortics
-        \@for\dtl@thistick:=\dtl@xminorticlist\do{%
-          \pgfpathmoveto{\pgfpointxy{\dtl@thistick}{\DTLminY}}
-          \ifDTLxticsin
-            \pgfpathlineto{
-                \pgfpointadd{\pgfpointxy{\dtl@thistick}{\DTLminY}}
-                            {\pgfpoint{0pt}{\DTLminorticklength}}}
-          \else
-            \pgfpathlineto{
-              \pgfpointadd{\pgfpointxy{\dtl@thistick}{\DTLminY}}
-                          {\pgfpoint{0pt}{-\DTLminorticklength}}}
-          \fi
-          \ifDTLbox
-            \pgfpathmoveto{\pgfpointxy{\dtl@thistick}{\DTLmaxY}}
-            \ifDTLxticsin
-              \pgfpathlineto{
-                  \pgfpointadd{\pgfpointxy{\dtl@thistick}{\DTLmaxY}}
-                              {\pgfpoint{0pt}{-\DTLminorticklength}}}
-            \else
-              \pgfpathlineto{
-                \pgfpointadd{\pgfpointxy{\dtl@thistick}{\DTLmaxY}}
-                            {\pgfpoint{0pt}{\DTLminorticklength}}}
-            \fi
-          \fi
+      \ifDTLxminortics
+%    \end{macrocode}
+% Get tick length in terms of canvas co-ordinates
+%    \begin{macrocode}
+         \dtlsub{\dtl@ticklength}{\number\DTLminorticklength}{-\dtl@offset@y}%
+         \dtldiv{\dtl@ticklength}{\dtl@ticklength}{\dtl@scale@y}%
+         \dtldiv{\dtl@ticklength}{\dtl@ticklength}{65536}%
+%    \end{macrocode}
+% Iterate through minor ticks.
+%    \begin{macrocode}
+         \@for\dtl@thistick:=\dtl@xminorticlist\do{%
+           \ifDTLxticsin
+             \draw (\dtl@thistick,\DTLminY) -- ++(0,\dtl@ticklength);
+             \draw (\dtl@thistick,\DTLminY) 
+                 ++ (0,-\dtl@ticlabeloffset) node[anchor=north] {\dtl@thislabel};
+           \else
+             \draw (\dtl@thistick,\DTLminY) -- ++(0,-\dtl@ticklength)
+                 ++ (0,-\dtl@ticlabeloffset) node[anchor=north] {\dtl@thislabel};
+           \fi
+%    \end{macrocode}
+% Draw opposite tick, if box setting is on.
+%    \begin{macrocode}
+           \ifDTLbox
+             \ifDTLxticsin
+               \draw (\dtl@thistick,\DTLmaxY) -- ++(0,-\dtl@ticklength);
+             \else
+             \draw (\dtl@thistick,\DTLmaxY) -- ++(0,\dtl@ticklength);
+             \fi
+           \fi
         }%
-     \fi
+      \fi
 %    \end{macrocode}
 % Plot $y$ tics if required.
 %    \begin{macrocode}
       \ifDTLytics
-        \@for\dtl@thistick:=\dtl@yticlist\do{%
-          \pgfpathmoveto{\pgfpointxy{\DTLminX}{\dtl@thistick}}
-          \ifDTLyticsin
-            \pgfpathlineto{
-                \pgfpointadd{\pgfpointxy{\DTLminX}{\dtl@thistick}}
-                            {\pgfpoint{\DTLticklength}{0pt}}}
-          \else
-            \pgfpathlineto{
-              \pgfpointadd{\pgfpointxy{\DTLminX}{\dtl@thistick}}
-                          {\pgfpoint{-\DTLticklength}{0pt}}}
-          \fi
-          \ifDTLbox
-            \pgfpathmoveto{\pgfpointxy{\DTLmaxX}{\dtl@thistick}}
-            \ifDTLyticsin
-              \pgfpathlineto{
-                  \pgfpointadd{\pgfpointxy{\DTLmaxX}{\dtl@thistick}}
-                              {\pgfpoint{-\DTLticklength}{0pt}}}
-            \else
-              \pgfpathlineto{
-                  \pgfpointadd{\pgfpointxy{\DTLmaxX}{\dtl@thistick}}
-                              {\pgfpoint{\DTLticklength}{0pt}}}
-            \fi
-          \fi
-          \pgfusepath{stroke}
 %    \end{macrocode}
-% Plot the $y$ tick labels if required
+% Get tick length in terms of canvas co-ordinates
 %    \begin{macrocode}
-          \ifx\dtl@yticlabels\relax
-             \FPround{\dtl@thislabel}{\dtl@thistick}
-                     {\c@DTLplotroundYvar}%
-          \else
+         \dtlsub{\dtl@ticklength}{\number\DTLticklength}{-\dtl@offset@x}%
+         \dtldiv{\dtl@ticklength}{\dtl@ticklength}{\dtl@scale@x}%
+         \dtldiv{\dtl@ticklength}{\dtl@ticklength}{65536}%
+%    \end{macrocode}
+% Get tick label offset in terms of canvas co-ordinates
+%    \begin{macrocode}
+         \dtladd{\dtl@ticlabeloffset}{\number\DTLticklabeloffset}{0}%
+         \dtlsub{\dtl@ticlabeloffset}{\number\DTLticklabeloffset}{-\dtl@offset@x}%
+         \dtldiv{\dtl@ticlabeloffset}{\dtl@ticlabeloffset}{\dtl@scale@x}%
+         \dtldiv{\dtl@ticlabeloffset}{\dtl@ticlabeloffset}{65536}%
+%    \end{macrocode}
+% Iterate through tick list.
+%    \begin{macrocode}
+         \@for\dtl@thistick:=\dtl@yticlist\do{%
+%    \end{macrocode}
+% Store tick label in \cs{dtl@thislabel}
+%    \begin{macrocode}
+           \let\dtl@thisticklabel\dtl@thistick
+           \ifx\dtl@yticlabels\relax
+             \dtlround{\dtl@thislabel}{\dtl@thistick}
+                     {\c@DTLplotroundXvar}%
+           \else
              \dtl@chopfirst\dtl@yticlabels\dtl@thislabel\dtl@rest
              \let\dtl@yticlabels=\dtl@rest
-          \fi
-          \pgftext[right,at={\pgfpointadd
-                      {\pgfpointxy{\DTLminX}{\dtl@thistick}}
-                      {\pgfpoint{-\DTLticklabeloffset}{0pt}}}]
-            {\dtl@thislabel}
-        }%
+           \fi
+%    \end{macrocode}
+% Draw tick.
+%    \begin{macrocode}
+           \ifDTLyticsin
+             \draw (\DTLminX,\dtl@thistick) -- ++(\dtl@ticklength,0);
+             \draw (\DTLminX,\dtl@thistick) 
+                 ++ (-\dtl@ticlabeloffset,0) node[anchor=east] {\dtl@thislabel};
+           \else
+             \draw (\DTLminX,\dtl@thistick) -- ++(-\dtl@ticklength,0)
+                 ++ (-\dtl@ticlabeloffset,0) node[anchor=east] {\dtl@thislabel};
+           \fi
+%    \end{macrocode}
+% Draw opposite tick, if box setting is on.
+%    \begin{macrocode}
+           \ifDTLbox
+             \ifDTLyticsin
+               \draw (\DTLmaxX,\dtl@thistick) -- ++(-\dtl@ticklength,0);
+             \else
+             \draw (\DTLmaxX,\dtl@thistick) -- ++(\dtl@ticklength,0);
+             \fi
+           \fi
+         }%
       \fi
 %    \end{macrocode}
 % Plot $y$ label if required.
 %    \begin{macrocode}
-     \ifx\dtl@ylabel\relax
-     \else
-       \addtolength{\dtl@yticlabelwidth}{\baselineskip}%
-       \setlength{\dtl@tmplength}{0.5\DTLplotheight}
-       \pgftext[bottom,center,at={\pgfpointadd
-           {\pgfpointxy{\DTLminX}{\DTLminY}}%
-           {\pgfpoint{-\dtl@yticlabelwidth}{\dtl@tmplength}}},
-           rotate=90]{%
-          \dtl@ylabel}
-     \fi
+      \ifx\dtl@ylabel\relax
+      \else
+         \setlength{\dtl@tmplength}{\baselineskip}%
+         \addtolength{\dtl@tmplength}{\dtl@yticlabelwidth}%
+         \addtolength{\dtl@tmplength}{\DTLticklabeloffset}%
+         \dtlsub{\dtl@ticlabeloffset}{\number\dtl@tmplength}{-\dtl@offset@x}%
+         \dtldiv{\dtl@ticlabeloffset}{\dtl@ticlabeloffset}{\dtl@scale@x}%
+         \dtldiv{\dtl@ticlabeloffset}{\dtl@ticlabeloffset}{65536}%
+%    \end{macrocode}
+% Get halfway position
+%    \begin{macrocode}
+         \dtlmul{\dtl@y}{\dtl@dy}{0.5}%
+         \draw (\DTLminX,\DTLminY) ++(-\dtl@ticlabeloffset,\dtl@y) 
+            node[rotate=90,anchor=south] {\dtl@ylabel};
+      \fi
 %    \end{macrocode}
 % Plot the $y$ minor ticks if required
 %    \begin{macrocode}
-     \ifDTLyminortics
-        \@for\dtl@thistick:=\dtl@yminorticlist\do{%
-          \pgfpathmoveto{\pgfpointxy{\DTLminX}{\dtl@thistick}}
-          \ifDTLyticsin
-            \pgfpathlineto{
-                \pgfpointadd{\pgfpointxy{\DTLminX}{\dtl@thistick}}
-                            {\pgfpoint{\DTLminorticklength}{0pt}}}
-          \else
-            \pgfpathlineto{
-              \pgfpointadd{\pgfpointxy{\DTLminX}{\dtl@thistick}}
-                          {\pgfpoint{-\DTLminorticklength}{0pt}}}
-          \fi
-          \ifDTLbox
-            \pgfpathmoveto{\pgfpointxy{\DTLmaxX}{\dtl@thistick}}
-            \ifDTLyticsin
-              \pgfpathlineto{
-                  \pgfpointadd{\pgfpointxy{\DTLmaxX}{\dtl@thistick}}
-                              {\pgfpoint{-\DTLminorticklength}{0pt}}}
-            \else
-              \pgfpathlineto{
-                  \pgfpointadd{\pgfpointxy{\DTLmaxX}{\dtl@thistick}}
-                              {\pgfpoint{\DTLminorticklength}{0pt}}}
-            \fi
-          \fi
-          \pgfusepath{stroke}
+      \ifDTLyminortics
+%    \end{macrocode}
+% Get tick length in terms of canvas co-ordinates
+%    \begin{macrocode}
+         \dtlsub{\dtl@ticklength}{\number\DTLminorticklength}{-\dtl@offset@x}%
+         \dtldiv{\dtl@ticklength}{\dtl@ticklength}{\dtl@scale@x}%
+         \dtldiv{\dtl@ticklength}{\dtl@ticklength}{65536}%
+%    \end{macrocode}
+% Iterate through minor ticks.
+%    \begin{macrocode}
+         \@for\dtl@thistick:=\dtl@yminorticlist\do{%
+           \ifDTLyticsin
+             \draw (\DTLminX,\dtl@thistick) -- ++(\dtl@ticklength,0);
+           \else
+             \draw (\DTLminX,\dtl@thistick) -- ++(-\dtl@ticklength,0);
+           \fi
+%    \end{macrocode}
+% Draw opposite tick, if box setting is on.
+%    \begin{macrocode}
+           \ifDTLbox
+             \ifDTLyticsin
+               \draw (\DTLmaxX,\dtl@thistick) -- ++(-\dtl@ticklength,0);
+             \else
+             \draw (\DTLmaxX,\dtl@thistick) -- ++(\dtl@ticklength,0);
+             \fi
+           \fi
         }%
-     \fi
+      \fi
+%    \end{macrocode}
+% End the transformation scope. (Don't want marker shapes to be
+% scaled or skewed.)
+%    \begin{macrocode}
+   \end{scope}
 %    \end{macrocode}
 % Iterate through each database
 %    \begin{macrocode}
-      \@for\dtl@thisdb:=#2\do{%
+        \@for\dtl@thisdb:=#2\do{%
 %    \end{macrocode}
 % Get the current plot mark colour.
 %    \begin{macrocode}
-        \ifx\dtl@plotmarkcolorlist\@empty
-          \let\dtl@plotmarkcolorlist=\DTLplotmarkcolors
-        \fi
-        \dtl@chopfirst\dtl@plotmarkcolorlist\dtl@thisplotmarkcolor
-           \dtl@remainder
-        \let\dtl@plotmarkcolorlist=\dtl@remainder
+          \ifx\dtl@plotmarkcolorlist\@empty
+            \let\dtl@plotmarkcolorlist=\DTLplotmarkcolors
+          \fi
+          \dtl@chopfirst\dtl@plotmarkcolorlist\dtl@thisplotmarkcolor
+             \dtl@remainder
+          \let\dtl@plotmarkcolorlist=\dtl@remainder
 %    \end{macrocode}
 % Get the current plot mark, and store in \cs{dtl@mark}
 %    \begin{macrocode}
-        \ifDTLshowmarkers
-          \ifx\dtl@plotmarklist\@empty
-             \let\dtl@plotmarklist=\DTLplotmarks
-          \fi
-          \dtl@chopfirst\dtl@plotmarklist\dtl@thisplotmark
-             \dtl@remainder
-          \let\dtl@plotmarklist=\dtl@remainder
-          \ifx\dtl@thisplotmark\relax
-            \let\dtl@mark=\relax
-          \else
-            \expandafter\toks@\expandafter{\dtl@thisplotmark}%
-            \ifx\dtl@thisplotmarkcolor\@empty
-              \edef\dtl@mark{\the\toks@}%
+          \ifDTLshowmarkers
+            \ifx\dtl@plotmarklist\@empty
+               \let\dtl@plotmarklist=\DTLplotmarks
+            \fi
+            \dtl@chopfirst\dtl@plotmarklist\dtl@thisplotmark
+               \dtl@remainder
+            \let\dtl@plotmarklist=\dtl@remainder
+            \ifx\dtl@thisplotmark\relax
+              \let\dtl@mark=\relax
             \else
-              \edef\dtl@mark{%
-                  \noexpand\color{\dtl@thisplotmarkcolor}%
-                \the\toks@}%
+              \expandafter\toks@\expandafter{\dtl@thisplotmark}%
+              \ifx\dtl@thisplotmarkcolor\@empty
+                \edef\dtl@mark{\the\toks@}%
+              \else
+                \edef\dtl@mark{%
+                    \noexpand\color{\dtl@thisplotmarkcolor}%
+                  \the\toks@}%
+              \fi
             \fi
+          \else
+            \let\dtl@mark=\relax
           \fi
-        \else
-          \let\dtl@mark=\relax
-        \fi
 %    \end{macrocode}
 % Get the current plot line colour.
 %    \begin{macrocode}
-        \ifx\dtl@plotlinecolorlist\@empty
-          \let\dtl@plotlinecolorlist=\DTLplotlinecolors
-        \fi
-        \dtl@chopfirst\dtl@plotlinecolorlist\dtl@thisplotlinecolor
-           \dtl@remainder
-        \let\dtl@plotlinecolorlist=\dtl@remainder
+          \ifx\dtl@plotlinecolorlist\@empty
+            \let\dtl@plotlinecolorlist=\DTLplotlinecolors
+          \fi
+          \dtl@chopfirst\dtl@plotlinecolorlist\dtl@thisplotlinecolor
+             \dtl@remainder
+          \let\dtl@plotlinecolorlist=\dtl@remainder
 %    \end{macrocode}
 % Get the current line style, and store in \cs{dtl@linestyle}
 %    \begin{macrocode}
-        \ifDTLshowlines
-          \ifx\dtl@plotlinelist\@empty
-             \let\dtl@plotlinelist=\DTLplotlines
-          \fi
-          \dtl@chopfirst\dtl@plotlinelist\dtl@thisplotline
-             \dtl@remainder
-          \let\dtl@plotlinelist=\dtl@remainder
-          \expandafter\ifx\dtl@thisplotline\relax
+          \ifDTLshowlines
+            \ifx\dtl@plotlinelist\@empty
+               \let\dtl@plotlinelist=\DTLplotlines
+            \fi
+            \dtl@chopfirst\dtl@plotlinelist\dtl@thisplotline
+               \dtl@remainder
+            \let\dtl@plotlinelist=\dtl@remainder
+            \expandafter\ifx\dtl@thisplotline\relax
             \let\dtl@linestyle=\relax
           \else
             \expandafter\toks@\expandafter{\dtl@thisplotline}%
@@ -24326,11 +24553,21 @@ east,southeast,south,southwest,west,northwest}[northeast]{%
             \DTLisclosedbetween{\dtl@x}{\DTLminX}{\DTLmaxX}%
             \and
             \DTLisclosedbetween{\dtl@y}{\DTLminY}{\DTLmaxY}%
-            }{%
-            \expandafter\toks@\expandafter{\dtl@stream}%
-            \edef\dtl@stream{\the\toks@
-              \noexpand\pgfplotstreampoint
-               {\noexpand\pgfpointxy{\dtl@decx}{\dtl@decy}}}%
+            }%
+            {%
+              \expandafter\toks@\expandafter{\dtl@stream}%
+%    \end{macrocode}
+% Apply transformation to co-ordinates
+%    \begin{macrocode}
+              \dtlmul{\dtl@decx}{\dtl@decx}{\dtl@scale@x}%
+              \dtladd{\dtl@decx}{\dtl@decx}{\dtl@offset@x}%
+              \dtlround{\dtl@decx}{\dtl@decx}{1}%
+              \dtlmul{\dtl@decy}{\dtl@decy}{\dtl@scale@y}%
+              \dtladd{\dtl@decy}{\dtl@decy}{\dtl@offset@y}%
+              \dtlround{\dtl@decy}{\dtl@decy}{1}%
+              \edef\dtl@stream{\the\toks@
+                \noexpand\pgfplotstreampoint
+                 {\noexpand\pgfpointxy{\dtl@decx}{\dtl@decy}}}%
           }{}%
         }%
         \expandafter\toks@\expandafter{\dtl@stream}%
@@ -24355,150 +24592,202 @@ east,southeast,south,southwest,west,northwest}[northeast]{%
           \pgfusepath{stroke}
           \end{scope}
         \fi
-      }%
+        }%
 %    \end{macrocode}
 % Plot legend if required.
 %    \begin{macrocode}
-      \ifcase\dtl@legendsetting
+        \ifcase\dtl@legendsetting
       % none
-      \or % north
-        \pgftext[top,center,at={\pgfpointadd
-                 {\pgfpointxy{\DTLminX}{\DTLmaxY}}
-                 {\pgfpoint{0.5\DTLplotwidth}{-\DTLlegendyoffset}}}]
-                {\DTLformatlegend
-                  {\begin{tabular}{cl}\dtl@legend\end{tabular}}}
-      \or % north east
-        \pgftext[top,right,at={\pgfpointadd
-                 {\pgfpointxy{\DTLmaxX}{\DTLmaxY}}
-                 {\pgfpoint{-\DTLlegendxoffset}{-\DTLlegendyoffset}}}]
-                {\DTLformatlegend
-                  {\begin{tabular}{cl}\dtl@legend\end{tabular}}}
-      \or % east
-        \pgftext[center,right,at={\pgfpointadd
-                 {\pgfpointxy{\DTLmaxX}{\DTLminY}}
-                 {\pgfpoint{-\DTLlegendxoffset}{0.5\DTLplotheight}}}]
-                {\DTLformatlegend
-                  {\begin{tabular}{cl}\dtl@legend\end{tabular}}}
-      \or % south east
-        \pgftext[bottom,right,at={\pgfpointadd
-                 {\pgfpointxy{\DTLmaxX}{\DTLminY}}
-                 {\pgfpoint{-\DTLlegendxoffset}{\DTLlegendyoffset}}}]
-                {\DTLformatlegend
-                   {\begin{tabular}{cl}\dtl@legend\end{tabular}}}
-      \or % south
-        \pgftext[center,bottom,at={\pgfpointadd
-                 {\pgfpointxy{\DTLminX}{\DTLminY}}
-                 {\pgfpoint{0.5\DTLplotwidth}{\DTLlegendyoffset}}}]
-                {\DTLformatlegend
-                   {\begin{tabular}{cl}\dtl@legend\end{tabular}}}
-      \or % south west
-        \pgftext[bottom,left,at={\pgfpointadd
-                 {\pgfpointxy{\DTLminX}{\DTLminY}}
-                 {\pgfpoint{\DTLlegendxoffset}{\DTLlegendyoffset}}}]
-                {\DTLformatlegend
-                   {\begin{tabular}{cl}\dtl@legend\end{tabular}}}
-      \or % west
-        \pgftext[center,left,at={\pgfpointadd
-                 {\pgfpointxy{\DTLminX}{\DTLminY}}
-                 {\pgfpoint{\DTLlegendxoffset}{0.5\DTLplotheight}}}]
-                {\DTLformatlegend
-                   {\begin{tabular}{cl}\dtl@legend\end{tabular}}}
-      \or % north west
-        \pgftext[top,left,at={\pgfpointadd
-                 {\pgfpointxy{\DTLminX}{\DTLmaxY}}
-                 {\pgfpoint{\DTLlegendxoffset}{-\DTLlegendyoffset}}}]
-                {\DTLformatlegend
-                   {\begin{tabular}{cl}\dtl@legend\end{tabular}}}
-      \fi
-      \DTLplotatendtikz
-      \end{tikzpicture}
+        \or % north
+         \dtlmul{\dtl@decx}{\dtl@dx}{0.5}%
+         \dtladd{\dtl@decx}{\DTLminX}{\dtl@decx}%
+         \dtlmul{\dtl@decx}{\dtl@decx}{\dtl@scale@x}%
+         \dtladd{\dtl@decx}{\dtl@decx}{\dtl@offset@x}%
+         \dtlmul{\dtl@decy}{\DTLmaxY}{\dtl@scale@y}%
+         \dtladd{\dtl@decy}{\dtl@decy}{\dtl@offset@y}%
+         \draw (\dtl@decx,\dtl@decy) ++(0,-\DTLlegendyoffset) 
+            node[anchor=north]
+            {\DTLformatlegend
+              {\begin{tabular}{cl}\dtl@legend\end{tabular}}%
+            };
+        \or % north east
+         \dtlmul{\dtl@decx}{\DTLmaxX}{\dtl@scale@x}%
+         \dtladd{\dtl@decx}{\dtl@decx}{\dtl@offset@x}%
+         \dtlmul{\dtl@decy}{\DTLmaxY}{\dtl@scale@y}%
+         \dtladd{\dtl@decy}{\dtl@decy}{\dtl@offset@y}%
+         \draw (\dtl@decx,\dtl@decy) ++(-\DTLlegendxoffset,-\DTLlegendyoffset) 
+            node[anchor=north east]
+            {\DTLformatlegend
+              {\begin{tabular}{cl}\dtl@legend\end{tabular}}%
+            };
+        \or % east
+         \dtlmul{\dtl@decy}{\dtl@dy}{0.5}%
+         \dtladd{\dtl@decy}{\DTLminY}{\dtl@decy}%
+         \dtlmul{\dtl@decy}{\dtl@decy}{\dtl@scale@y}%
+         \dtladd{\dtl@decy}{\dtl@decy}{\dtl@offset@y}%
+         \dtlmul{\dtl@decx}{\DTLmaxX}{\dtl@scale@x}%
+         \dtladd{\dtl@decx}{\dtl@decx}{\dtl@offset@x}%
+         \draw (\dtl@decx,\dtl@decy) ++(-\DTLlegendxoffset,0) 
+            node[anchor=east]
+            {\DTLformatlegend
+              {\begin{tabular}{cl}\dtl@legend\end{tabular}}%
+            };
+        \or % south east
+         \dtlmul{\dtl@decx}{\DTLmaxX}{\dtl@scale@x}%
+         \dtladd{\dtl@decx}{\dtl@decx}{\dtl@offset@x}%
+         \dtlmul{\dtl@decy}{\DTLminY}{\dtl@scale@y}%
+         \dtladd{\dtl@decy}{\dtl@decy}{\dtl@offset@y}%
+         \draw (\dtl@decx,\dtl@decy) ++(-\DTLlegendxoffset,\DTLlegendyoffset) 
+            node[anchor=south east]
+            {\DTLformatlegend
+              {\begin{tabular}{cl}\dtl@legend\end{tabular}}%
+            };
+        \or % south
+         \dtlmul{\dtl@decx}{\dtl@dx}{0.5}%
+         \dtladd{\dtl@decx}{\DTLminX}{\dtl@decx}%
+         \dtlmul{\dtl@decx}{\dtl@decx}{\dtl@scale@x}%
+         \dtladd{\dtl@decx}{\dtl@decx}{\dtl@offset@x}%
+         \dtlmul{\dtl@decy}{\DTLminY}{\dtl@scale@y}%
+         \dtladd{\dtl@decy}{\dtl@decy}{\dtl@offset@y}%
+         \draw (\dtl@decx,\dtl@decy) ++(0,\DTLlegendyoffset) 
+            node[anchor=south]
+            {\DTLformatlegend
+              {\begin{tabular}{cl}\dtl@legend\end{tabular}}%
+            };
+        \or % south west
+         \dtlmul{\dtl@decx}{\DTLminX}{\dtl@scale@x}%
+         \dtladd{\dtl@decx}{\dtl@decx}{\dtl@offset@x}%
+         \dtlmul{\dtl@decy}{\DTLminY}{\dtl@scale@y}%
+         \dtladd{\dtl@decy}{\dtl@decy}{\dtl@offset@y}%
+         \draw (\dtl@decx,\dtl@decy) ++(\DTLlegendxoffset,\DTLlegendyoffset) 
+            node[anchor=south west]
+            {\DTLformatlegend
+              {\begin{tabular}{cl}\dtl@legend\end{tabular}}%
+            };
+        \or % west
+         \dtlmul{\dtl@decy}{\dtl@dy}{0.5}%
+         \dtladd{\dtl@decy}{\DTLminY}{\dtl@decy}%
+         \dtlmul{\dtl@decy}{\dtl@decy}{\dtl@scale@y}%
+         \dtladd{\dtl@decy}{\dtl@decy}{\dtl@offset@y}%
+         \dtlmul{\dtl@decx}{\DTLminX}{\dtl@scale@x}%
+         \dtladd{\dtl@decx}{\dtl@decx}{\dtl@offset@x}%
+         \draw (\dtl@decx,\dtl@decy) ++(\DTLlegendxoffset,0) 
+            node[anchor=west]
+            {\DTLformatlegend
+              {\begin{tabular}{cl}\dtl@legend\end{tabular}}%
+            };
+        \or % north west
+         \dtlmul{\dtl@decx}{\DTLminX}{\dtl@scale@x}%
+         \dtladd{\dtl@decx}{\dtl@decx}{\dtl@offset@x}%
+         \dtlmul{\dtl@decy}{\DTLmaxY}{\dtl@scale@y}%
+         \dtladd{\dtl@decy}{\dtl@decy}{\dtl@offset@y}%
+         \draw (\dtl@decx,\dtl@decy) ++(\DTLlegendxoffset,-\DTLlegendyoffset) 
+            node[anchor=north west]
+            {\DTLformatlegend
+              {\begin{tabular}{cl}\dtl@legend\end{tabular}}%
+            };
+        \fi
+%    \end{macrocode}
+% Set the transformation matrix, so user can plot things using the
+% data co-ordinate space
+%    \begin{macrocode}
+       \pgftransformcm{\dtl@scale@x}{0}{0}{\dtl@scale@y}%
+         {\pgfpoint{\dtl@offset@x pt}{\dtl@offset@y pt}}%
+%    \end{macrocode}
+% End hook
+%    \begin{macrocode}
+        \DTLplotatendtikz
+       \end{tikzpicture}
     \fi
   \fi
-\fi
-}}
+\egroup
+}
 %    \end{macrocode}
 %\end{macro}
 %
 %\begin{macro}{\dtl@getbounds}
 % Extract bounds:
+%\changes{2.14}{2013-06-28}{changed \cs{FPifgt} to \cs{dtlifnumgt}}
 %    \begin{macrocode}
 \def\dtl@getbounds#1,#2,#3,#4\@nil{%
 \def\DTLminX{#1}%
 \def\DTLminY{#2}%
 \def\DTLmaxX{#3}%
 \def\DTLmaxY{#4}%
-\FPifgt{\DTLminX}{\DTLmaxX}
+\dtlifnumgt{\DTLminX}{\DTLmaxX}
+{%
  \PackageError{dataplot}{Min X > Max X in bounds #1,#2,#3,#4}{%
  The bounds must be specified as minX,minY,maxX,maxY}%
-\fi
-\FPifgt{\DTLminY}{\DTLmaxY}
+}{}%
+\dtlifnumgt{\DTLminY}{\DTLmaxY}
+{%
  \PackageError{dataplot}{Min Y > Max Y in bounds #1,#2,#3,#4}{%
  The bounds must be specified as minX,minY,maxX,maxY}%
-\fi
+}{}%
 }
 %    \end{macrocode}
 %\end{macro}
 %
 %\begin{macro}{\dtl@constructticklist}
 %\begin{definition}
-%\cs{dtl@constructticklist}\marg{min}\marg{max}\marg{scale factor}\marg{list}
+%\cs{dtl@constructticklist}\marg{min}\marg{max}\marg{min gap}\marg{list}
 %\end{definition}
 % Constructs a list of tick points between \meta{min} and \meta{max}
 % and store in \meta{list} (a control sequence.)
+%\changes{2.14}{2013-06-28}{replaced \cs{FPsub} with \cs{dtlsub} etc}
 %    \begin{macrocode}
 \newcommand*{\dtl@constructticklist}[4]{%
-\DTLifFPopenbetween{0}{#1}{#2}{%
-  \FPsub{\@dtl@width}{0}{#1}%
-  \FPmul{\@dtl@width}{\@dtl@width}{#3}%
-  \FPdiv{\@dtl@neggap}{\@dtl@width}{10}%
-  \setlength\dtl@tmplength{\@dtl@neggap sp}%
-  \ifdim\dtl@tmplength<\DTLmintickgap
-    \FPdiv{\@dtl@neggap}{\@dtl@width}{4}%
-    \setlength\dtl@tmplength{\@dtl@neggap sp}%
-    \ifdim\dtl@tmplength<\DTLmintickgap
-      \FPdiv{\@dtl@neggap}{\@dtl@width}{2}%
-      \setlength\dtl@tmplength{\@dtl@neggap sp}%
-      \ifdim\dtl@tmplength<\DTLmintickgap
-        \let\@dtl@neggap=\@dtl@width
-      \fi
-    \fi
-  \fi
-  \FPmul{\@dtl@width}{#2}{#3}%
-  \FPdiv{\@dtl@posgap}{\@dtl@width}{10}%
-  \setlength\dtl@tmplength{\@dtl@posgap sp}%
-  \ifdim\dtl@tmplength<\DTLmintickgap
-    \FPdiv{\@dtl@posgap}{\@dtl@width}{4}%
-    \setlength\dtl@tmplength{\@dtl@posgap sp}%
-    \ifdim\dtl@tmplength<\DTLmintickgap
-      \FPdiv{\@dtl@posgap}{\@dtl@width}{2}%
-      \setlength\dtl@tmplength{\@dtl@posgap sp}%
-      \ifdim\dtl@tmplength<\DTLmintickgap
-        \let\@dtl@posgap=\@dtl@width
-      \fi
-    \fi
-  \fi
-  \FPmax{\@dtl@gap}{\@dtl@neggap}{\@dtl@posgap}%
-  \FPdiv{\@dtl@gap}{\@dtl@gap}{#3}%
-  \dtl@constructticklistwithgapz{#1}{#2}{#4}{\@dtl@gap}%
-}{%
-  \FPsub{\@dtl@width}{#2}{#1}%
-  \FPmul{\@dtl@width}{\@dtl@width}{#3}%
-  \FPdiv{\@dtl@gap}{\@dtl@width}{10}%
-  \setlength\dtl@tmplength{\@dtl@gap sp}%
-  \ifdim\dtl@tmplength<\DTLmintickgap
-    \FPdiv{\@dtl@gap}{\@dtl@width}{4}%
-    \setlength\dtl@tmplength{\@dtl@gap sp}%
-    \ifdim\dtl@tmplength<\DTLmintickgap
-      \FPdiv{\@dtl@gap}{\@dtl@width}{2}%
-      \setlength\dtl@tmplength{\@dtl@gap sp}%
-      \ifdim\dtl@tmplength<\DTLmintickgap
-        \let\@dtl@gap=\@dtl@width
-      \fi
-    \fi
-  \fi
-  \FPdiv{\@dtl@gap}{\@dtl@gap}{#3}%
-  \dtl@constructticklistwithgap{#1}{#2}{#4}{\@dtl@gap}%
-}%
+  \DTLifFPopenbetween{0}{#1}{#2}%
+  {%
+%    \end{macrocode}
+% Tick list straddles the origin.
+%    \begin{macrocode}
+    \dtlsub{\@dtl@width}{0}{#1}%
+    \dtldiv{\@dtl@neggap}{\@dtl@width}{10}%
+    \dtlifnumlt{\@dtl@neggap}{#3}%
+    {%
+      \edef\@dtl@neggap{#3}%
+    }%
+    {}%
+    \dtldiv{\@dtl@posgap}{#2}{10}%
+    \dtlifnumlt{\@dtl@posgap}{#3}%
+    {%
+      \edef\@dtl@posgap{#3}%
+    }%
+    {}%
+    \dtlmax{\@dtl@gap}{\@dtl@neggap}{\@dtl@posgap}%
+%    \end{macrocode}
+% Don't construct a list if minimum gap is greater than plot width
+%    \begin{macrocode}
+    \dtlifnumgt{\@dtl@gap}{\@dtl@width}%
+    {}%
+    {%
+      \dtl@constructticklistwithgapz{#1}{#2}{#4}{\@dtl@gap}%
+    }%
+  }%
+  {%
+%    \end{macrocode}
+% Tick list doesn't straddle the origin.
+%    \begin{macrocode}
+    \dtlsub{\@dtl@width}{#2}{#1}%
+    \dtldiv{\@dtl@gap}{\@dtl@width}{10}%
+    \dtlifnumlt{\@dtl@gap}{#3}%
+    {%
+%    \end{macrocode}
+% Don't construct a list if minimum gap is greater than plot width
+%    \begin{macrocode}
+      \dtlifnumgt{#3}{\@dtl@width}%
+      {%
+         \def#4{#1,#2}%
+      }%
+      {%
+        \dtl@constructticklistwithgap{#1}{#2}{#4}{#3}%
+      }
+    }%
+    {%
+      \dtl@constructticklistwithgap{#1}{#2}{#4}{\@dtl@gap}%
+    }%
+  }%
 }
 %    \end{macrocode}
 %\end{macro}
@@ -24510,15 +24799,16 @@ east,southeast,south,southwest,west,northwest}[northeast]{%
 % Constructs a list of tick points between \meta{min} and \meta{max}
 % and store in \meta{list} (a control sequence) using the gap given
 % by \meta{gap} where the gap is given in user co-ordinates.
+%\changes{2.14}{2013-06-28}{replaced \cs{FPadd} with \cs{dtladd}}
 %    \begin{macrocode}
 \newcommand*{\dtl@constructticklistwithgap}[4]{%
 \edef\@dtl@thistick{#1}%
 \edef#3{#1}%
-\FPadd{\@dtl@thistick}{\@dtl@thistick}{#4}%
+\dtladd{\@dtl@thistick}{\@dtl@thistick}{#4}%
 \whiledo{\DTLisFPopenbetween{\@dtl@thistick}{#1}{#2}}{%
   \expandafter\toks@\expandafter{\@dtl@thistick}%
   \edef#3{#3,\the\toks@}%
-  \FPadd{\@dtl@thistick}{\@dtl@thistick}{#4}%
+  \dtladd{\@dtl@thistick}{\@dtl@thistick}{#4}%
 }%
 \expandafter\toks@\expandafter{#2}%
 \edef#3{#3,\the\toks@}%
@@ -24533,30 +24823,34 @@ east,southeast,south,southwest,west,northwest}[northeast]{%
 % Constructs a list of tick points between \meta{min} and \meta{max}
 % and store in \meta{list} (a control sequence) using the gap given
 % by \meta{gap} where the tick list straddles zero.
+%\changes{2.14}{2013-06-28}{replaced \cs{FPadd} with \cs{dtladd} etc}
 %    \begin{macrocode}
 \newcommand*{\dtl@constructticklistwithgapz}[4]{%
-\edef\@dtl@thistick{0}%
-\edef#3{0}%
-\FPadd{\@dtl@thistick}{\@dtl@thistick}{#4}%
-\whiledo{\DTLisFPopenbetween{\@dtl@thistick}{0}{#2}}{%
-  \expandafter\toks@\expandafter{\@dtl@thistick}%
-  \edef#3{#3,\the\toks@}%
-  \FPadd{\@dtl@thistick}{\@dtl@thistick}{#4}%
-}%
-\expandafter\toks@\expandafter{#2}%
-\edef#3{#3,\the\toks@}%
-\FPifeq{#1}{0}%
-\else
-\edef\@dtl@thistick{0}%
-  \FPsub{\@dtl@thistick}{\@dtl@thistick}{#4}%
-  \whiledo{\DTLisFPopenbetween{\@dtl@thistick}{#1}{0}}{%
+  \edef\@dtl@thistick{0}%
+  \edef#3{0}%
+  \dtladd{\@dtl@thistick}{\@dtl@thistick}{#4}%
+  \whiledo{\DTLisFPopenbetween{\@dtl@thistick}{0}{#2}}%
+  {%
     \expandafter\toks@\expandafter{\@dtl@thistick}%
+    \edef#3{#3,\the\toks@}%
+    \dtladd{\@dtl@thistick}{\@dtl@thistick}{#4}%
+  }%
+  \expandafter\toks@\expandafter{#2}%
+  \edef#3{#3,\the\toks@}%
+  \dtlifnumeq{#1}{0}%
+  {}%
+  {%
+    \edef\@dtl@thistick{0}%
+    \dtlsub{\@dtl@thistick}{\@dtl@thistick}{#4}%
+    \whiledo{\DTLisFPopenbetween{\@dtl@thistick}{#1}{0}}%
+    {%
+      \expandafter\toks@\expandafter{\@dtl@thistick}%
+      \edef#3{\the\toks@,#3}%
+      \dtlsub{\@dtl@thistick}{\@dtl@thistick}{#4}%
+    }%
+    \expandafter\toks@\expandafter{#1}%
     \edef#3{\the\toks@,#3}%
-    \FPsub{\@dtl@thistick}{\@dtl@thistick}{#4}%
   }%
-  \expandafter\toks@\expandafter{#1}%
-  \edef#3{\the\toks@,#3}%
-\fi
 }
 %    \end{macrocode}
 %\end{macro}
@@ -24567,24 +24861,25 @@ east,southeast,south,southwest,west,northwest}[northeast]{%
 %\end{definition}
 % Constructs a list of minor tick points between \meta{min} and \meta{max}
 % and append to \meta{list} (a control sequence.)
+%\changes{2.14}{2013-06-28}{replaced \cs{FPsub} with \cs{dtlsub} etc}
 %    \begin{macrocode}
 \newcommand*{\dtl@constructminorticklist}[4]{%
-  \FPsub{\@dtl@width}{#2}{#1}%
-  \FPmul{\@dtl@width}{\@dtl@width}{#3}%
-  \FPdiv{\@dtl@gap}{\@dtl@width}{10}%
+  \dtlsub{\@dtl@width}{#2}{#1}%
+  \dtlmul{\@dtl@width}{\@dtl@width}{#3}%
+  \dtldiv{\@dtl@gap}{\@dtl@width}{10}%
   \setlength\dtl@tmplength{\@dtl@gap sp}%
   \ifdim\dtl@tmplength<\DTLminminortickgap
-    \FPdiv{\@dtl@gap}{\@dtl@width}{4}%
+    \dtldiv{\@dtl@gap}{\@dtl@width}{4}%
     \setlength\dtl@tmplength{\@dtl@gap sp}%
     \ifdim\dtl@tmplength<\DTLminminortickgap
-      \FPdiv{\@dtl@gap}{\@dtl@width}{2}%
+      \dtldiv{\@dtl@gap}{\@dtl@width}{2}%
       \setlength\dtl@tmplength{\@dtl@gap sp}%
       \ifdim\dtl@tmplength<\DTLminminortickgap
         \let\@dtl@gap=\@dtl@width
       \fi
     \fi
   \fi
-  \FPdiv{\@dtl@gap}{\@dtl@gap}{#3}%
+  \dtldiv{\@dtl@gap}{\@dtl@gap}{#3}%
   \dtl@constructticklistwithgapex{#1}{#2}{\dtl@tmp}{\@dtl@gap}%
   \ifx#4\@empty
     \let#4=\dtl@tmp
@@ -24604,11 +24899,13 @@ east,southeast,south,southwest,west,northwest}[northeast]{%
 % and store in \meta{list} (a control sequence) using the gap given
 % by \meta{gap} where the gap is given in user co-ordinates.
 % The end points are excluded from the list.
+%\changes{2.14}{2013-06-28}{replaced \cs{FPadd} with \cs{dtladd} and
+%changed third argument to minimum gap width (in data co-ordinates)}
 %    \begin{macrocode}
 \newcommand*{\dtl@constructticklistwithgapex}[4]{%
 \edef\@dtl@thistick{#1}%
 \let#3=\@empty
-\FPadd{\@dtl@thistick}{\@dtl@thistick}{#4}%
+\dtladd{\@dtl@thistick}{\@dtl@thistick}{#4}%
 \whiledo{\DTLisFPopenbetween{\@dtl@thistick}{#1}{#2}}{%
   \expandafter\toks@\expandafter{\@dtl@thistick}%
   \ifx#3\@empty
@@ -24616,7 +24913,7 @@ east,southeast,south,southwest,west,northwest}[northeast]{%
   \else
     \edef#3{#3,\the\toks@}%
   \fi
-  \FPadd{\@dtl@thistick}{\@dtl@thistick}{#4}%
+  \dtladd{\@dtl@thistick}{\@dtl@thistick}{#4}%
 }%
 }
 %    \end{macrocode}
@@ -24670,7 +24967,7 @@ east,southeast,south,southwest,west,northwest}[northeast]{%
 % Package identification:
 %    \begin{macrocode}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{person}[2013/01/15 v2.13 (NLCT)]
+\ProvidesPackage{person}[2013/06/28 v2.14 (NLCT)]
 %    \end{macrocode}
 % Requires the \sty{ifthen} package.
 %    \begin{macrocode}
diff --git a/Master/texmf-dist/source/latex/datatool/datatool.ins b/Master/texmf-dist/source/latex/datatool/datatool.ins
index bb4789b5e04..fc054a86ee0 100644
--- a/Master/texmf-dist/source/latex/datatool/datatool.ins
+++ b/Master/texmf-dist/source/latex/datatool/datatool.ins
@@ -1,4 +1,4 @@
-% datatool.ins generated using makedtx version 0.94b 2013/1/15 15:04
+% datatool.ins generated using makedtx version 0.94b 2013/6/28 15:53
 \input docstrip
 
 \preamble