chemformula (1feb20)

git-svn-id: svn://tug.org/texlive/trunk@53623 c570f23f-e606-0410-a88d-b1316a301751

2 files changed, 313 insertions, 7 deletions

diff --git a/Master/texmf-dist/tex/latex/chemformula/chemformula-manual.cls b/Master/texmf-dist/tex/latex/chemformula/chemformula-manual.cls
new file mode 100644
index 00000000000..e57fd961540
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/chemformula/chemformula-manual.cls
@@ -0,0 +1,304 @@
+% --------------------------------------------------------------------------
+% the CHEMFORMULA package
+%
+%   typeset chemical compounds and reactions
+%
+% --------------------------------------------------------------------------
+% Clemens Niederberger
+% --------------------------------------------------------------------------
+% https://github.com/cgnieder/chemformula/
+% contact@mychemistry.eu
+% --------------------------------------------------------------------------
+% If you have any ideas, questions, suggestions or bugs to report, please
+% feel free to contact me.
+% --------------------------------------------------------------------------
+% Copyright 2011--2020 Clemens Niederberger
+%
+% This work may be distributed and/or modified under the
+% conditions of the LaTeX Project Public License, either version 1.3
+% of this license or (at your option) any later version.
+% The latest version of this license is in
+%   http://www.latex-project.org/lppl.txt
+% and version 1.3 or later is part of all distributions of LaTeX
+% version 2005/12/01 or later.
+%
+% This work has the LPPL maintenance status `maintained'.
+%
+% The Current Maintainer of this work is Clemens Niederberger.
+% --------------------------------------------------------------------------
+\ProvidesClass{chemformula-manual}[2020/02/01]
+
+\LoadClass[load-preamble,add-index]{cnltx-doc}
+\RequirePackage{imakeidx}
+\RequirePackage[utf8]{inputenc}
+
+\RequirePackage{chemformula}
+\RequirePackage{chemmacros}
+
+\setcnltx{
+  package  = {chemformula},
+  info     = {typeset chemical compounds and reactions} ,
+  url      = http://www.mychemistry.eu/forums/forum/chemformula/ ,
+  authors  = Clemens Niederberger ,
+  email    = contact@mychemistry.eu ,
+  abstract = {%
+    \centering
+    \includegraphics{chemmacros-logo.pdf}
+    \par
+  } ,
+  add-cmds = {
+    bond,
+    ce, ch, charrow, chcpd, chemformula@bondlength, chemsetup, chlewis,
+      chname,
+    DeclareChemAdditionSymbol, DeclareChemArrow, DeclareChemBond,
+      DeclareChemBondAlias, DeclareChemCompoundProperty, DeclareChemSymbol,
+    mch,
+    NewChemAdditionSymbol, NewChemArrow, NewChemBond, NewChemBondAlias,
+      NewChemCompoundProperty, NewChemSymbol,
+    ox, OX,
+    pch,
+    redox, RemoveChemCompoundProperty, RenewChemAdditionSymbol,
+      RenewChemArrow, RenewChemBond, RenewChemCompoundProperty,
+      RenewChemSymbol,
+    setchemformula, ShowChemArrow, ShowChemBond
+  } ,
+  add-silent-cmds = {
+    addplot,
+    chemfig,
+    DeclareInstance, draw,
+    sample, setchemfig, sfrac,
+    usetikzlibrary
+  } ,
+  index-setup = { othercode=\footnotesize, level=\section } ,
+  makeindex-setup = {  columns=3, columnsep=1em }
+}
+
+\RequirePackage{chemfig,booktabs,cancel,varioref}
+\RequirePackage[version=4]{mhchem}
+
+\def\libertine@figurestyle{LF}
+\RequirePackage{amsmath}
+\undef\lvert \undef\lVert
+\undef\rvert \undef\rVert
+\RequirePackage[libertine]{newtxmath}
+\def\libertine@figurestyle{OsF}
+
+\RequirePackage{fontawesome}
+\RequirePackage{datetime2}
+\DTMsetup{useregional=numeric,datesep=/}
+\newrobustcmd*\chemformula@add@version[2]{%
+  \csdef{chemformula@ver@#2}{%
+    \DTMdate{#1}%
+    \csgdef{chemformula@ver@#2used}{}%
+    \csdef{chemformula@ver@#2}{\DTMdate{#1}}%
+  }%
+}
+
+\newrobustcmd*\chemformula@date[1]{%
+  \ifcsdef{chemformula@ver@#1used}{}{ (\csuse{chemformula@ver@#1})}}
+\newrobustcmd*\chemformula@ifnew[1]{\ifcsstring{c_chemformula_version_tl}{#1}}
+\newrobustcmd*\chemformula@NEW{\faStarO\ New}
+
+\renewrobustcmd*\sinceversion[1]{%
+  \chemformula@ifnew{#1}%
+    {\cnltx@version@note{\textcolor{red}{\chemformula@NEW}}}%
+    {\cnltx@version@note{\GetTranslation{cnltx-introduced}~#1\chemformula@date{#1}}}%
+}
+\renewrobustcmd*\changedversion[1]{%
+  \cnltx@version@note{\GetTranslation{cnltx-changed}~#1\chemformula@date{#1}}%
+}
+
+\newnote*\sincechanged[2]{%
+  \GetTranslation{cnltx-introduced}~#1\chemformula@date{#1},
+  changed with version~#2\chemformula@date{#2}\chemformula@ifnew{#2}{ \chemformula@NEW}{}%
+}
+
+\RenewDocumentEnvironment{commands}{}
+  {%
+    \cnltx@set@catcode_{12}%
+    \let\command\cnltx@command
+    \cnltxlist
+  }
+  {\endcnltxlist}
+  
+\RequirePackage{tcolorbox,xsimverb}
+\tcbuselibrary{skins,breakable}
+\tcbset{enhanced,enhanced jigsaw}
+
+\newtcolorbox{bewareofthedog}{
+  colback  = white ,
+  colframe = red ,
+  underlay={%
+    \path[draw=none]
+      (interior.south west)
+      rectangle node[red]{\Huge\bfseries !}
+      ([xshift=-4mm]interior.north west);
+    }%
+}
+
+\newtcolorbox{cnltxcode}[1][]{
+  boxrule = 1pt ,
+  colback = cnltxbg ,
+  colframe = cnltx ,
+  arc = 5pt ,
+  beforeafter skip = .5\baselineskip ,%
+  #1%
+}
+
+\newcommand*\chemformula@readoptions[1]{%
+  \catcode`\^^M=13
+  \chemformula@read@options{#1}%
+}
+
+\begingroup
+\catcode`\^^M=13
+\gdef\chemformula@read@options#1#2^^M{%
+  \endgroup
+  \ifblank{#2}{}{\chemformula@read@options@#2}%
+  #1%
+  \XSIMfilewritestart*{\jobname.tmp}%
+}%
+\endgroup
+\def\chemformula@read@options@[#1]{\pgfqkeys{/cnltx}{#1}}
+
+\RenewDocumentEnvironment{sourcecode}{}
+  {%
+    \begingroup
+    \chemformula@readoptions{%
+      \setlength\cnltx@sidebysidewidth
+        {\dimexpr .45\columnwidth -\lst@xleftmargin -\lst@xrightmargin\relax}%
+      \expanded{%
+        \noexpand\lstset{
+          style=cnltx,
+          \ifboolexpe{ bool {cnltx@sidebyside} and not bool {cnltx@codeonly} }
+            {linewidth=\cnltx@sidebysidewidth,}{}%
+          \expandonce\cnltx@local@listings@options
+        }%
+      }%
+      \XSIMgobblechars{2}%
+    }%
+  }
+  {%
+    \XSIMfilewritestop
+    \cnltxcode[breakable]%
+    \lstinputlisting[style=cnltx]{\jobname.tmp}%
+    \endcnltxcode
+  }
+
+\RenewDocumentEnvironment{example}{}
+  {%
+    \begingroup
+    \chemformula@readoptions{%
+      \setlength\cnltx@sidebysidewidth
+        {\dimexpr .45\columnwidth -\lst@xleftmargin -\lst@xrightmargin\relax}%
+      \expanded{%
+        \noexpand\lstset{
+          style=cnltx,
+          \ifboolexpe{ bool {cnltx@sidebyside} and not bool {cnltx@codeonly} }
+            {linewidth=\cnltx@sidebysidewidth,}{}%
+          \expandonce\cnltx@local@listings@options
+        }%
+      }%
+      \XSIMgobblechars{2}%
+    }%
+  }
+  {%
+    \XSIMfilewritestop
+    \ifbool{cnltx@sidebyside}
+      {%
+        \cnltxcode
+        \noindent
+        \minipage[c]{\cnltx@sidebysidewidth}%
+          \cnltx@pre@source@hook
+          \lstinputlisting[style=cnltx] {\jobname.tmp}%
+          \cnltx@after@source@hook
+        \endminipage\hfill
+        \minipage[c]{\cnltx@sidebysidewidth}%
+          \cnltx@pre@example@hook
+          \input {\jobname.tmp}%
+          \cnltx@after@example@hook
+        \endminipage
+      }
+      {%
+        \cnltxcode[breakable]%
+        \cnltx@pre@source@hook
+        \lstinputlisting{\jobname.tmp}%
+        \cnltx@after@source@hook
+        \tcblower
+        \cnltx@pre@example@hook
+        \input {\jobname.tmp}%
+        \cnltx@after@example@hook
+      }%
+    \endcnltxcode
+  }
+
+\RequirePackage[
+  backend=biber,
+  style=cnltx,
+  sortlocale=en_US,
+  indexing=cite]{biblatex}
+\RequirePackage{csquotes,varioref}
+\defbibheading{bibliography}{\section{References}}
+
+\RequirePackage[biblatex]{embrac}[2012/06/29]
+\ChangeEmph{[}[,.02em]{]}[.055em,-.08em]
+\ChangeEmph{(}[-.01em,.04em]{)}[.04em,-.05em]
+
+\chemformula@add@version{2012-01-28}{3.0}
+\chemformula@add@version{2012-01-30}{3.0a}
+\chemformula@add@version{2012-02-03}{3.0b}
+\chemformula@add@version{2012-02-05}{3.0c}
+\chemformula@add@version{2012-02-10}{3.0d}
+\chemformula@add@version{2012-02-19}{3.1}
+\chemformula@add@version{2012-02-26}{3.1a}
+\chemformula@add@version{2012-03-03}{3.1b}
+\chemformula@add@version{2012-03-14}{3.1c}
+\chemformula@add@version{2012-03-20}{3.2}
+\chemformula@add@version{2012-05-07}{3.3}
+\chemformula@add@version{2012-05-13}{3.3a}
+\chemformula@add@version{2012-05-18}{3.3b}
+\chemformula@add@version{2012-05-18}{3.3c}
+\chemformula@add@version{2012-07-24}{3.3d}
+\chemformula@add@version{2012-08-21}{3.3e}
+\chemformula@add@version{2012-09-11}{3.4}
+\chemformula@add@version{2012-10-03}{3.4a}
+\chemformula@add@version{2013-01-04}{3.4b}
+\chemformula@add@version{2013-01-28}{3.5}
+\chemformula@add@version{2013-02-19}{3.5a}
+\chemformula@add@version{2013-02-26}{3.6}
+\chemformula@add@version{2013-02-27}{3.6a}
+\chemformula@add@version{2013-04-19}{3.6b}
+\chemformula@add@version{2013-07-06}{4.0}
+\chemformula@add@version{2013-07-26}{4.0a}
+\chemformula@add@version{2013-08-24}{4.1}
+\chemformula@add@version{2013-10-24}{4.2}
+\chemformula@add@version{2013-11-04}{4.2a}
+\chemformula@add@version{2014-01-24}{4.3}
+\chemformula@add@version{2014-01-29}{4.4}
+\chemformula@add@version{2014-04-07}{4.5}
+\chemformula@add@version{2014-06-30}{4.6}
+\chemformula@add@version{2014-08-04}{4.7}
+\chemformula@add@version{2014-08-08}{4.8}
+\chemformula@add@version{2014-10-07}{4.9}
+\chemformula@add@version{2015-03-16}{4.10}
+\chemformula@add@version{2015-04-03}{4.10a}
+\chemformula@add@version{2015-06-30}{4.11}
+\chemformula@add@version{2015-08-12}{4.12}
+\chemformula@add@version{2015-08-29}{4.12a}
+\chemformula@add@version{2015-09-08}{4.12b}
+\chemformula@add@version{2015-01-01}{4.13}
+\chemformula@add@version{2015-10-21}{4.14}
+\chemformula@add@version{2016-01-07}{4.14a}
+\chemformula@add@version{2016-05-03}{4.14b}
+\chemformula@add@version{2016-05-11}{4.15}
+\chemformula@add@version{2016-06-08}{4.15a}
+\chemformula@add@version{2016-06-08}{4.15b}
+\chemformula@add@version{2016-08-21}{4.15c}
+\chemformula@add@version{2017-02-02}{4.15d}
+\chemformula@add@version{2017-03-23}{4.15e}
+\chemformula@add@version{2019-09-23}{4.15f}
+\chemformula@add@version{2019-09-27}{4.15g}
+\chemformula@add@version{2019-10-13}{4.15h}
+\chemformula@add@version{2020-02-01}{4.15i}
+
+\endinput
diff --git a/Master/texmf-dist/tex/latex/chemformula/chemformula.sty b/Master/texmf-dist/tex/latex/chemformula/chemformula.sty
index 4fc8bb60ed7..f54109bf59b 100644
--- a/Master/texmf-dist/tex/latex/chemformula/chemformula.sty
+++ b/Master/texmf-dist/tex/latex/chemformula/chemformula.sty
@@ -12,7 +12,7 @@
 % If you have any ideas, questions, suggestions or bugs to report, please
 % feel free to contact me.
 % --------------------------------------------------------------------------
-% Copyright 2011-2019 Clemens Niederberger
+% Copyright 2011--2020 Clemens Niederberger
 %
 % This work may be distributed and/or modified under the
 % conditions of the LaTeX Project Public License, either version 1.3
@@ -30,9 +30,9 @@
 \usetikzlibrary{arrows.meta}
 
 \ExplSyntaxOn
-\tl_const:Nn \c_chemformula_date_tl {2019/10/13}
+\tl_const:Nn \c_chemformula_date_tl {2020/02/01}
 \tl_const:Nn \c_chemformula_version_number_tl {4.15}
-\tl_const:Nn \c_chemformula_version_suffix_tl {h}
+\tl_const:Nn \c_chemformula_version_suffix_tl {i}
 \tl_const:Nx \c_chemformula_version_tl
   { \c_chemformula_version_number_tl \c_chemformula_version_suffix_tl }
 \tl_const:Nn \c_chemformula_info_tl
@@ -1487,17 +1487,18 @@
 \cs_new_protected:Npn \chemformula_bond:n #1
   {
     \chemformula_skip_nobreak:N \l__chemformula_bond_space_dim
+    \hbox_set:Nn \l__chemformula_tmpa_box {K}
+    \dim_set:Nn \l__chemformula_tmpa_dim { \box_ht:N \l__chemformula_tmpa_box }
     \chemformula_tikz:nn
       {
         inner~sep   = 0pt ,
         outer~sep   = 0pt ,
-        text~height = 1em ,
+        text~height = \l__chemformula_tmpa_dim ,
         baseline    = (chemformula-bond-ground.base)
       }
       {
-        \draw node[ draw=none, minimum~height=1em, minimum~width=0 ]
-          (chemformula-bond-ground) at (0pt,0pt) {};
-        \draw (chemformula-bond-ground) ++ (0pt,-.1716em)
+        \coordinate (chemformula-bond-ground) at (0pt,0pt) ;
+        \draw (chemformula-bond-ground) ++ (0pt,.5\l__chemformula_tmpa_dim)
           coordinate (chemformula-bond-start) ;
         \draw (chemformula-bond-start) ++(\l__chemformula_bond_dim ,0pt)
           coordinate (chemformula-bond-end) ;
@@ -3578,6 +3579,7 @@ VERSION HISTORY
                              (https://tex.stackexchange.com/q/511592/)
                            - fix bug: local format changes are now applied
                              again
+2020/02/01 - version 4.15i - fix issue #12
 
 % --------------------------------------------------------------------------
 % IDEAS: