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authorKarl Berry <karl@freefriends.org>2018-01-21 00:44:26 +0000
committerKarl Berry <karl@freefriends.org>2018-01-21 00:44:26 +0000
commit5e0fb3573b2538b136d1b71b724482f55ebe44e9 (patch)
tree9161f1aefde87c3693afa3021917d525eff9d6fa /Master/texmf-dist/source/latex/witharrows
parentbae071d030d13f63f51e6d6d302f99e5e80a9551 (diff)
witharrows (20jan18)
git-svn-id: svn://tug.org/texlive/trunk@46394 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/source/latex/witharrows')
-rw-r--r--Master/texmf-dist/source/latex/witharrows/witharrows.dtx281
1 files changed, 196 insertions, 85 deletions
diff --git a/Master/texmf-dist/source/latex/witharrows/witharrows.dtx b/Master/texmf-dist/source/latex/witharrows/witharrows.dtx
index 0af363d1b94..daefc27bc6e 100644
--- a/Master/texmf-dist/source/latex/witharrows/witharrows.dtx
+++ b/Master/texmf-dist/source/latex/witharrows/witharrows.dtx
@@ -15,8 +15,8 @@
%
% \fi
% \iffalse
-\def\myfileversion{1.3}
-\def\myfiledate{2018/01/11}
+\def\myfileversion{1.4}
+\def\myfiledate{2018/01/20}
%
%
%<*batchfile>
@@ -52,7 +52,7 @@ version 2005/12/01 or later.
\usepackage{geometry}
\usepackage[dvipsnames]{xcolor} % color is already loaded with l3doc (?)
\geometry{left=2.8cm,right=2.8cm,top=2.5cm,bottom=2.5cm,papersize={21cm,29.7cm}}
-\usepackage{witharrows}
+\usepackage[footnotehyper]{witharrows}
\usepackage{mathtools}
\usepackage{amsfonts}
\usepackage{stmaryrd}
@@ -83,10 +83,8 @@ version 2005/12/01 or later.
% \vskip1cm
% This package can be used with |xelatex|, |lualatex|, |pdflatex| but also by the classical workflow
% |latex|-|dvips|-|ps2pdf| (or Adobe Distiller). Two compilations may be necessary. This package requires the
-% packages \pkg{expl3}, \pkg{xparse}, \pkg{footnote}\footnote{The package footnote is used to extract the notes
-% from the environments \texttt{\{WithArrows\}}. This package must be loaded \emph{after} the package
-% \pkg{xcolor}.} and \pkg{tikz}. The following Tikz libraries are also required: \pkg{calc}, \pkg{arrows.meta} and
-% \pkg{bending}.
+% packages \pkg{expl3}, \pkg{xparse} and \pkg{tikz}. The following Tikz libraries are also required: \pkg{calc},
+% \pkg{arrows.meta} and \pkg{bending}.
%
% \bigskip
% This package gives an environment |{WithArrows}| to construct alignments of equations with arrows for the
@@ -363,9 +361,9 @@ version 2005/12/01 or later.
% Almost all the options can also be set at the document level with the command |\WithArrowsOptions|. In this case,
% the scope of the declarations is the current TeX group (these declarations are ``semi-global''). For example, if
% we want all the environments |{WithArrows}| composed in |\displaystyle| with blue arrows, we can write
-% |\WithArrowsOptions{displaystyle,tikz=blue}|.\footnote{It's also possible to give the options directly when
-% loading the package, \emph{i.e.} with the command \texttt{\string\usepackage} in the preamble.}
-% %
+% |\WithArrowsOptions{displaystyle,tikz=blue}|.\footnote{Since version 1.4 of \pkg{witharrows}, it's no longer possible
+% to give these options directly when loading the package, \emph{i.e.} with the command \texttt{\string\usepackage} in the preamble.}
+%
% \begin{Verbatim}
% ~emphase#\WithArrowsOptions{displaystyle,tikz=blue}@
% $\begin{WithArrows}
@@ -531,10 +529,10 @@ version 2005/12/01 or later.
%
% \bigskip
% The environment |{WithArrows}| gives also a |groups| option (with a \emph{s} in the name). With this option, the
-% arrows are divided into several ``groups''. Each group is a set of connected\footnote{More precisely : for each
+% arrows are divided into several ``groups''. Each group is a set of connected\footnote{More precisely: for each
% arrow $a$, we note $i(a)$ the number of its initial line and $f(a)$ the number of its final line ; for two arrows
% $a$ and $b$, we say that $a \sim b$ when
-% $\llbracket i(a),f(a)\rrbracket \cap \llbracket i(b),f(b)\rrbracket \neq \emptyset$ ; the groups are the
+% $\llbracket i(a),f(a)\rrbracket \cap \llbracket i(b),f(b)\rrbracket \neq \varnothing$ ; the groups are the
% equivalence classes of the transitive closure of $\sim$.} arrows. All the arrows of a given group are grouped on
% a same vertical line and at a leftmost position.
%
@@ -768,7 +766,7 @@ version 2005/12/01 or later.
% It's possible to use |\MoveEqLeft| of \pkg{mathtools} (if we don't want ampersand on the first line):
% %
% \begin{Verbatim}[formatcom=\small\color{gray}]
-% $\begin{WithArrows}[jot=2mm]
+% $\begin{WithArrows}[interline=0.5ex]
% ~emphase#\MoveEqLeft@ \arccos(x) = \arcsin \frac45 + \arcsin \frac5{13}
% \Arrow{because both are in $[-\frac{\pi}2,\frac{\pi}2]$} \\
% & \Leftrightarrow x = \sin\left(\arcsin\frac45 + \arcsin\frac5{13}\right) \\
@@ -781,7 +779,7 @@ version 2005/12/01 or later.
%
%
% \medskip
-% $\begin{WithArrows}[jot=2mm]
+% $\begin{WithArrows}[interline=0.5ex]
% \MoveEqLeft \arccos(x) = \arcsin \frac45 + \arcsin \frac5{13}
% \Arrow{because both are in $[-\frac{\pi}2,\frac{\pi}2]$} \\
% & \Leftrightarrow x = \sin\left(\arcsin\frac45 + \arcsin\frac5{13}\right) \\
@@ -869,7 +867,6 @@ version 2005/12/01 or later.
% \subsection{Automatic numerotation}
%
% The option |font| of Tikz contains in fact a list of tokens which will be placed at the beginning of the text.
-%
% These tokens can be true commands for a change of font (like |\bfseries| or |\sffamily|) but can also be, in
% fact, any TeX command.
%
@@ -905,16 +902,48 @@ version 2005/12/01 or later.
% \end{WithArrows}$
% \end{scope}
%
+% \section{Footnotes in the environment WithArrows}
+%
+% If you want to put footnotes in an environment |{WithArrows}|, you can use a pair
+% |\footnotemark|--|\footnotetext|.
+%
+% \smallskip
+% It's also possible to extract the footnotes with the help of the package \pkg{footnote} or the package \pkg{footnotehyper}.
+%
+% \smallskip
+% If \pkg{witharrows} is loaded with the option |footnote| (with |\usepackage[footnote]{witharrows}| or with
+% |\PassOptionsToPackage|), the package \pkg{footnote} is loaded (if it is not yet loaded) and it is used to
+% extract the footnotes.
+%
+% \smallskip
+% If \pkg{witharrows} is loaded with the option |footnotehyper|, the package \pkg{footnotehyper} is loaded (if it
+% is not yet loaded) ant it is used to extract footnotes.
%
+% \smallskip
+% Caution: The packages \pkg{footnote} and \pkg{footnotehyper} are incompatible. The package \pkg{footnotehyper} is the
+% successor of the package \pkg{footnote} and should be used preferently. The package \pkg{footnote} has some
+% drawbacks, in particular: it must be loaded after the package \pkg{xcolor} and it is not perfectly compatible
+% with \pkg{hyperref}.
%
+% \medskip
+% In this document, the package \pkg{witharrows} has been loaded with the option |footnotehyper| and we give an
+% example with a footnote in the label of an arrow:
+%
+% \smallskip
+% $\begin{WithArrows}
+% A & = (a+b)^2
+% \Arrow{We expand\,\footnote{A footnote.}} \\
+% & = a^2+b^2+2ab
+% \end{WithArrows}$
+%
%\section{Fine tuning}
%
-% The version 1.3 of \pkg{witharrows} give two new options for a fine tuning of the arrows :
+% The version 1.3 of \pkg{witharrows} give two new options for a fine tuning of the arrows:
%
% \begin{itemize}
% \item the option |ystart| set the vertical distance between the base line of the text and the start of the arrow
-% (default value : 0.4 ex).
-% \item the option |ygap| set the vertical distance between two consecutive arrows (default value : 0.4 ex).
+% (default value: 0.4 ex).
+% \item the option |ygap| set the vertical distance between two consecutive arrows (default value: 0.4~ex).
% \end{itemize}
%
% These options can be set at the document level or at the environment level.
@@ -943,7 +972,7 @@ version 2005/12/01 or later.
%
%
% \bigskip
-% \emph{Remark} : It's also possible to use the options ``|shorten <|'' and ``|shorten >|'' of Tikz (via the option
+% \emph{Remark}: It's also possible to use the options ``|shorten <|'' and ``|shorten >|'' of Tikz (via the option
% |tikz| of \pkg{witharrows}).
%
% \section{An technical remark about the names of the nodes}
@@ -1039,13 +1068,107 @@ version 2005/12/01 or later.
\RequirePackage{xparse}
% \end{macrocode}
%
+% \subsection{The packages footnote and footnotehyper }
+%
+% A few options can be given to the package \pkg{witharrows} when it is loaded (with |\usepackage|,
+% |\RequirePackage| or |\PassOptionsToPackage|). Currently (version \myfileversion), there are two such options:
+% |footnote| and |footnotehyper|. With the option |footnote|, \pkg{witharrows} loads \pkg{footnote} and uses it to
+% extract the footnotes from the environments |{WithArrows}|. Idem for the option |footnotehyper|.
+%
+% \medskip
+% The boolean |\g_@@_footnotehyper_bool| will indicate if the option |footnotehyper| is used.
+% \begin{macrocode}
+\bool_new:N \g_@@_footnotehyper_bool
+% \end{macrocode}
+%
+% \medskip
+% The boolean |\g_@@_footnote_bool| will indicate if the option |footnote| is used, but quicky, it will also be set
+% to |true| if the option |footnotehyper| is used.
+% \begin{macrocode}
+\bool_new:N \g_@@_footnote_bool
+% \end{macrocode}
+%
+% \medskip
+% We define a set of keys |WithArrows/package| for these options. However, first, we define a ``level of options''
+% |\l_@@_level_int| even if, in the version \myfileversion{} of \pkg{witharrows}, this integer is not used by the
+% options of the set |WithArrows/package|.
+% \begin{macrocode}
+\int_new:N \l_@@_level_int
+% \end{macrocode}
+%
+% \begin{macrocode}
+\keys_define:nn {WithArrows/package}
+ {footnote .bool_gset:N = \g_@@_footnote_bool,
+ footnotehyper .bool_gset:N = \g_@@_footnotehyper_bool}
+% \end{macrocode}
+%
% \bigskip
-% The package \pkg{footnote} will be used to extract footnotes of the environments |{WithArrows}| via the pair
-% |\savenotes|-|\spewnotes|.
+% We process the options when the package is loaded (with |\usepackage|).
+% \begin{macrocode}
+\ProcessKeysOptions {WithArrows/package}
+% \end{macrocode}
+%
+% \medskip
% \begin{macrocode}
-\RequirePackage{footnote}
+\msg_new:nnn {witharrows}
+ {Option~incompatible~with~Beamer}
+ {The~option~"\tl_use:N \l_keys_key_tl"\ is~incompatible~
+ with~Beamer~because~Beamer~has~its~own~system~to~extract~footnotes.}
% \end{macrocode}
%
+% \begin{macrocode}
+\msg_new:nnn {witharrows}
+ {footnote~with~footnotehyper~package}
+ {You~can't~use~the~option~footnote~because~the~package~
+ footnotehyper~has~already~been~loaded.~
+ If~you~want,~you~can~use~the~option~"footnotehyper"~and~the~footnotes~
+ within~the~environments~{WithArrows}~will~be~extracted~with~the~tools~
+ of~the~package~footnotehyper.}
+% \end{macrocode}
+%
+% \begin{macrocode}
+\msg_new:nnn {witharrows}
+ {footnotehyper~with~footnote~package}
+ {You~can't~use~the~option~"footnotehyper"~because~the~package~
+ footnote~has~already~been~loaded.~
+ If~you~want,~you~can~use~the~option~"footnote"~and~the~footnotes~
+ within~the~environments~{WithArrows}~will~be~extracted~with~the~tools~
+ of~the~package~footnote.}
+% \end{macrocode}
+%
+% \medskip
+% \begin{macrocode}
+\cs_new_protected:Nn \@@_test_beamer:n
+ {\@ifclassloaded {beamer}
+ {\msg_fatal:nn {witharrows}
+ {Option~incompatible~with~Beamer}}
+ {} }
+% \end{macrocode}
+%
+% \begin{macrocode}
+\bool_if:NT \g_@@_footnote_bool
+ {\@@_test_beamer:n {footnote}
+ \@ifpackageloaded{footnotehyper}
+ {\msg_fatal:nn {witharrows}
+ {footnote~with~footnotehyper~package}}
+ {}
+ \usepackage{footnote}}
+% \end{macrocode}
+%
+% \begin{macrocode}
+\bool_if:NT \g_@@_footnotehyper_bool
+ {\@@_test_beamer:n {footnotehyper}
+ \@ifpackageloaded{footnote}
+ {\msg_fatal:nn {witharrows}
+ {footnotehyper~with~footnote~package}}
+ {}
+ \usepackage{footnotehyper}
+ \bool_gset_true:N \g_@@_footnote_bool}
+% \end{macrocode}
+% The flag |\g_@@_footnote_bool| has been set to |true| and so, we will only have to test
+% |\g_@@_footnote_bool| in order to known if we have to insert an environnement |{savenotes}| (see the definition
+% of environnement |{WithArrows}|).
+%
% \subsection{Some technical definitions}
%
% We define a Tikz style |@@_node_style| for the nodes that will be created in the |\halign|. The nodes are Tikz
@@ -1082,13 +1205,14 @@ version 2005/12/01 or later.
% \begin{macrocode}
\cs_if_free:NT \spread@equation
{\cs_set:Npn \spread@equation{\openup\jot
- \cs_set_eq:NN \spread@equation \prg_do_nothing}}
+ \cs_set:Npn \spread@equation {}}}
% \end{macrocode}
+% Don't put |\cs_set_eq:NN \spread@equation \prog_do_nothing:| in the last line because this would raise errors
+% with nested environments.
%
%
% \subsection{Variables}
%
-% \bigskip
% The following sequence is the position of the last environment |{WithArrows}| in the tree of the nested
% environments |{WithArrows}|.
% \begin{macrocode}
@@ -1104,13 +1228,7 @@ version 2005/12/01 or later.
% \end{macrocode}
%
% \bigskip
-% The following counter will be use to specify the level when we set keys: $0$~(global level as with
-% |\WithArrowsOptions|), $1$~(environment level with the |\begin{WithArrows}|) or $2$~(local level with the
-% |\Arrow| command).
-% \begin{macrocode}
-\int_new:N \l_@@_level_int
-% \end{macrocode}
-% \bigskip
+
% The following skip (=glue) is the vertical space inserted between two lines of the |\halign|.
% \begin{macrocode}
\skip_new:N \l_@@_interline_skip
@@ -1132,6 +1250,7 @@ version 2005/12/01 or later.
% The integer |\l_@@_pos_arrows_int| indicates the position of the arrows with the following code:
%
% \begin{center}
+% \setlength{\extrarowheight}{2pt}
% \begin{tabular}{|l|c|c|c|c|c|c|c|}
% \hline
% option & |rr| & |ll| & |rl| & |lr| & |i| & |group| & |groups| \\
@@ -1206,7 +1325,7 @@ version 2005/12/01 or later.
% values will be appended on the right of this token list.
%
% \bigskip
-% The dimension |\g_@@_x_dim| will be used to compute the $x$-value for some verticals arrows when one of the
+% The dimension |\g_@@_x_dim| will be used to compute the $x$-value for some vertical arrows when one of the
% options |i|, |group| and |groups| (values 4, 5 and 6 of |\l_@@_pos_arrows_int|) is used.
% \begin{macrocode}
\dim_new:N \g_@@_x_dim
@@ -1234,21 +1353,27 @@ version 2005/12/01 or later.
\seq_new:N \g_@@_line_bis_int_seq
\int_new:N \g_@@_line_bis_int
% \end{macrocode}
-
%
% \subsection{The definition of the options}
-% There are three levels where options can be set:
+% There are four levels where options can be set:
% \begin{itemize}
-% \item with |\WithArrowsOptions{...}|: this level will be called \emph{global} level (number~0);
-% \item with |\begin{WithArrows}[...]|: this level will be called \emph{environment} level (number~1);
-% \item with |\Arrow[...]|: this level will be called \emph{local} level (number~2).
+% \item in the options of the |\usepackage|: this level will be called \emph{package} level (number~$0$);
+% \item with |\WithArrowsOptions{...}|: this level will be called \emph{global} level (number~$1$);
+% \item with |\begin{WithArrows}[...]|: this level will be called \emph{environment} level (number~$2$);
+% \item with |\Arrow[...]|: this level will be called \emph{local} level (number~$3$).
% \end{itemize}
%
+% \bigskip
% The level is specified in the variable |\l_@@_level_int| and the code attached to the options can use this
% information to alter their actions.
%
+% \medskip
+% \begin{macrocode}
+\int_set:Nn \l_@@_level_int 1
+% \end{macrocode}
+%
% \bigskip
-% We begin with a first submodule which will be loaded only at the global or the environment level.
+% We go on with a submodule which will be loaded only at the global or the environment level.
%
% \medskip
% The options |t|, |c| and |b| indicate if we will create a |\vtop|, a |\vcenter| of a |\vbox|. This information is
@@ -1373,7 +1498,7 @@ version 2005/12/01 or later.
% It's not possible to change the value of this parameter for a individual arrow if the option |group| or the
% option |groups| is used.
% \begin{macrocode}
- xoffset .code:n = {\bool_if:nTF {\int_compare_p:nNn \l_@@_level_int = 2 &&
+ xoffset .code:n = {\bool_if:nTF {\int_compare_p:nNn \l_@@_level_int = 3 &&
\int_compare_p:nNn \l_@@_pos_arrows_int > 4}
{\msg_error:nn {witharrows}
{Option~incompatible~with~"group(s)"}}
@@ -1386,7 +1511,7 @@ version 2005/12/01 or later.
% LaTeX parameter and not a parameter specific to \pkg{witharrows}. It's allowed only at the level of the
% environment (maybe we should suppress completely this option in the future).
% \begin{macrocode}
- jot .code:n = {\int_compare:nNnTF \l_@@_level_int = 1
+ jot .code:n = {\int_compare:nNnTF \l_@@_level_int = 2
{\dim_set:Nn \jot {#1}}
{\msg_error:nn {witharrows} {Option~will~be~ignored} }},
jot .value_required:n = true,
@@ -1397,7 +1522,7 @@ version 2005/12/01 or later.
% accepted only at the level of the environment (this last point is a kind of security). Futhermore, this option has a
% particular behaviour: it applies only to the current environment and doesn't apply to the nested environments.
% \begin{macrocode}
- interline .code:n = {\int_compare:nNnTF \l_@@_level_int = 1
+ interline .code:n = {\int_compare:nNnTF \l_@@_level_int = 2
{\skip_set:Nn \l_@@_interline_skip {#1}}
{\msg_error:nn {witharrows} {Option~will~be~ignored}}},
interline .value_required:n = true,
@@ -1441,19 +1566,13 @@ version 2005/12/01 or later.
% previous option |group| or |groups| (this previous option |group| or |groups| would necessarily have been set at
% a global level by |\WithArrowsOptions|).
% \begin{macrocode}
- \bool_if:nTF { \int_compare_p:nNn \l_@@_level_int = 2 &&
+ \bool_if:nTF { \int_compare_p:nNn \l_@@_level_int = 3 &&
\int_compare_p:nNn \l_@@_pos_arrows_int > 4}
{\msg_error:nn {witharrows}
{Option~incompatible~with~"group(s)"}}
{\int_set:Nn \l_@@_pos_arrows_int {#1}}}
% \end{macrocode}
%
-% \bigskip
-% We process the options when the package is loaded (with |\usepackage|) but we recommend to use
-% |\WithArrowsOptions| instead.
-% \begin{macrocode}
-\ProcessKeysOptions {WithArrows}
-% \end{macrocode}
%
% \bigskip
% |\WithArrowsOptions| is the command of the \pkg{witharrows} package to fix options at the document level.
@@ -1475,8 +1594,7 @@ version 2005/12/01 or later.
% \medskip
% \begin{macrocode}
\NewDocumentCommand \@@_Arrow {O{} m O{}}
- {\tl_if_eq:noF {WithArrows} {\@currenvir}
- {\msg_error:nn {witharrows} {Arrow~used~outside~{WithArrows}~environment}}
+ {
% \end{macrocode}
%
% The counter |\g_@@_arrow_int| counts the arrows in the environment. The incrementation must be global (|gincr|)
@@ -1581,9 +1699,6 @@ version 2005/12/01 or later.
\tl_clear_new:N \l_@@_prefix_tl
\tl_set:Nx \l_@@_prefix_tl {\seq_use:Nnnn \l_tmpa_seq {-} {-} {-}}
% \end{macrocode}
-%
-%
-
%
% \bigskip
% The environment |{WithArrows}| must be used in math mode.
@@ -1594,10 +1709,10 @@ version 2005/12/01 or later.
% \end{macrocode}
%
% \bigskip
-% We extract the footnotes of the environments |{WithArrows}| with the pair |\savenotes-\spewnotes| of the
-% extension \pkg{footnote} (of course, we have put a |\spewnotes| at the end of the environment).
+% If the option |footnote| or the option |footnotehyper| is used, then we extract the footnotes with an environment
+% |{savenotes}| (of the package \pkg{footnote} or the package \pkg{footnotehyper}).
% \begin{macrocode}
- \savenotes
+ \bool_if:NT \g_@@_footnote_bool {\begin{savenotes}}
% \end{macrocode}
%
% \bigskip
@@ -1627,7 +1742,7 @@ version 2005/12/01 or later.
% We process the options given to the |{WithArrows}| environment. The level of options is set to 1.
% \begin{macrocode}
\int_set:Nn \l_@@_previous_pos_arrows_int {-1}
- \int_set:Nn \l_@@_level_int 1
+ \int_set:Nn \l_@@_level_int 2
\keys_set_known:nnN {WithArrows} {#1} \l_tmpa_tl
\keys_set:nV {WithArrows/GlobalOrEnv} \l_tmpa_tl
% \end{macrocode}
@@ -1754,10 +1869,10 @@ version 2005/12/01 or later.
% \end{macrocode}
%
% \bigskip
-% We use |\spewnotes| of \pkg{footnote} to spew the footnotes of the environment (a |\savenotes| has been put at
-% the beginning of the environment).
+% If the option |footnote| or the option |footnotehyper| is used, then we extract the footnotes with an environment
+% |{footnote}| (of the package \pkg{footnote} or the package \pkg{footnotehyper}).
% \begin{macrocode}
- \spewnotes
+ \bool_if:NT \g_@@_footnote_bool {\end{savenotes}}
% \end{macrocode}
%
% \bigskip
@@ -1878,7 +1993,7 @@ version 2005/12/01 or later.
%
% \bigskip
% The flag |\l_@@_new_group_bool| indicates if we have to begin a new group of arrows. In fact, We have to begin a
-% new group in two circonstancies : if we are at the first arrow of the environment (that's why the flag is raised
+% new group in two circonstancies: if we are at the first arrow of the environment (that's why the flag is raised
% before the beginning of the loop) an if we have just finished a group (that's why the flag is raised in the
% previous conditionnal). At the beginning of a group, we have to initialize four variables:
% |\l_@@_first_arrow_int|, |\l_@@_first_line_of_group_int|, |\l_@@_last_line_of_group| and |\g_@@_x_dim| (global
@@ -1982,7 +2097,7 @@ version 2005/12/01 or later.
% \begin{macrocode}
\group_begin:
\int_set:Nn \l_@@_previous_pos_arrows_int {-1}
- \int_set:Nn \l_@@_level_int 2
+ \int_set:Nn \l_@@_level_int 3
% \end{macrocode}
%
% \bigskip
@@ -2095,7 +2210,7 @@ version 2005/12/01 or later.
% the second method. \footnote{cf.:
% |tex.stackexchange.com/questions/298177/how-to-get-around-a-problem-with-usetikzlibrarybabel|}
% \begin{macrocode}
- to node [node~contents = {\tl_use:N \l_tmpa_tl}] {}
+ to node [node~contents = {\tl_use:N \l_tmpa_tl}] {}
(\int_compare:nNnTF \l_@@_pos_arrows_int > 3
{\dim_use:N \g_@@_x_dim + \dim_use:N \l_@@_xoffset_dim, \y2}
{\x2 + \dim_use:N \l_@@_xoffset_dim, \y2} ) ;
@@ -2140,10 +2255,6 @@ version 2005/12/01 or later.
}
% \end{macrocode}
%
-% \begin{macrocode}
-\cs_generate_variant:Nn \tl_if_eq:nnF {noF}
-% \end{macrocode}
-%
%
% \bigskip
% The command |\WithArrowsLastEnv| is not used by the package \pkg{witharrows}. It's only a facility given to the
@@ -2159,17 +2270,10 @@ version 2005/12/01 or later.
\msg_new:nnn {witharrows}
{Third~column~in~a~{WithArrows}~environment}
{By~default,~a~\{WithArrows\}~environment~can~only~have~two~columns.~
- Maybe~you~have~forgotten~a~newline~symbol.~If~you~really~want~
- more~than~two~columns,~you~should~use~the~option~"MoreColumns"~at~
- a~global~level~or~for~an~environment.~However,~you~can~go~one~for~this~time.}
-% \end{macrocode}
-%
-% \begin{macrocode}
-\msg_new:nnn {witharrows}
- {Arrow~used~outside~{WithArrows}~environment}
- {The~command~\token_to_str:N\Arrow\ should~be~used~only~directly~
- in~\{WithArrows\}~environment~and~not~in~a~subenvironment.~However,~you~
- can~go~on.}
+ Maybe~you~have~forgotten~a~\str_use:N \c_backslash_str
+ \str_use:N \c_backslash_str.~If~you~really~want~more~than~two~columns,~
+ you~should~use~the~option~"MoreColumns"~at~a~global~level~or~for~
+ an~environment.~However,~you~can~go~one~for~this~time.}
% \end{macrocode}
%
% \begin{macrocode}
@@ -2183,8 +2287,8 @@ version 2005/12/01 or later.
% \begin{macrocode}
\msg_new:nnn {witharrows}
{Too~few~lines~for~an~arrow}
- {There~is~at~least~an~arrow~that~can't~be~drawn~because~it~arrives~after~the~
- last~line~of~the~environment.}
+ {An~arrow~specified~in~line~\int_use:N \l_@@_initial_int\ can't~be~drawn~
+ because~it~arrives~after~the~last~line~of~the~environment.}
% \end{macrocode}
%
% \begin{macrocode}
@@ -2209,9 +2313,9 @@ version 2005/12/01 or later.
6 {groups}}"~
previously~set~in~the~same~
\int_case:nn\l_@@_level_int
- {0 {command~\token_to_str:N\WithArrowsOptions}
- 1 {declaration~of~options~of~the~environment~\{WithArrows\}}
- 2 {command~\token_to_str:N\Arrow}}.~
+ {1 {command~\token_to_str:N\WithArrowsOptions}
+ 2 {declaration~of~options~of~the~environment~\{WithArrows\}}
+ 3 {command~\token_to_str:N\Arrow}}.~
If~you~go~on,~I~will~overwrite~the~first~option.}
% \end{macrocode}
%
@@ -2266,7 +2370,7 @@ version 2005/12/01 or later.
first~column).\\
However~you~can~go~on~for~this~time.}
% \end{macrocode}
-%
+%
%
%
%
@@ -2293,12 +2397,19 @@ version 2005/12/01 or later.
%
% Better error messages
%
-% \subsection{Changes between versions 1.1 and 1.2}
+% \subsection{Changes between versions 1.2 and 1.3}
%
% New options |ygap| and |ystart| for fine tuning.
%
% Minor bugs.
%
+% \subsection{Changes between versions 1.3 and 1.4}
+%
+% The package \pkg{footnote} is no longer loaded by default. Instead, two options |footnote| and |footnotehyper| have
+% been added. In particular, \pkg{witharrows} becomes compatible with \cls{beamer}.
+%
+%
+%
% \endinput
%
% Local Variables: