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authorKarl Berry <karl@freefriends.org>2010-02-02 23:55:15 +0000
committerKarl Berry <karl@freefriends.org>2010-02-02 23:55:15 +0000
commit1bff437d863e613ca9eae59ff26d9c9231913ecc (patch)
tree9bbfe2542e512b7408a2a5758620a933c51233d3 /Master/texmf-dist/tex/latex/mh
parent9983c036c64a6380f64a064781006904b3e5c85d (diff)
mh/xfrac 0.3 (2feb10)
git-svn-id: svn://tug.org/texlive/trunk@16903 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/latex/mh')
-rw-r--r--Master/texmf-dist/tex/latex/mh/xfrac.sty542
1 files changed, 350 insertions, 192 deletions
diff --git a/Master/texmf-dist/tex/latex/mh/xfrac.sty b/Master/texmf-dist/tex/latex/mh/xfrac.sty
index f5d92e5b979..1a6d0ff7d60 100644
--- a/Master/texmf-dist/tex/latex/mh/xfrac.sty
+++ b/Master/texmf-dist/tex/latex/mh/xfrac.sty
@@ -8,15 +8,13 @@
%%
%% This is a generated file.
%%
-%% Copyright (C) 2004, 2008, 2009 by Morten Hoegholm <mh.ctan@gmail.com>
+%% Copyright (C) 2004, 2008-2010 by Morten Hoegholm <mh.ctan@gmail.com>
%%
%% 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 1.3c 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".
%%
@@ -27,214 +25,374 @@
%% xfrac.sty, xfrac.pdf, xfrac.ins, xfrac.drv.
%%
\RequirePackage{expl3}[2009/08/05]
-\ProvidesExplPackage{xfrac}{2009/08/10}{0.2a}{Text fractions}
-\RequirePackage{textcomp,graphicx,amstext}
-\RequirePackage{template}[2008/08/03]
-\RequirePackage{xparse}[2008/08/03]
-\bool_new:N \g_cm_recommended_bool
-\DeclareOption{cm-recommended}
- { \bool_gset_true:N \g_cm_recommended_bool }
-\DeclareOption{cm-standard}
- { \bool_gset_false:N \g_cm_recommended_bool }
-\ExecuteOptions{cm-recommended}
-\ProcessOptions\relax
-\box_new:N \l_xfrac_temp_box
+\ProvidesExplPackage{xfrac}{2010/02/02}{0.3}{Text fractions}
+\RequirePackage { amstext , graphicx , l3keys2e , textcomp , xtemplate }
+\keys_define:nn { xfrac } {
+ cm-recommended .choice:,
+ cm-recommended /
+ false .code:n =
+ { \bool_set_true:N \l_xfrac_cm_std_bool },
+ cm-recommended /
+ true .code:n =
+ { \bool_set_false:N \l_xfrac_cm_std_bool },
+ cm-recommended .default:n = { true },
+ cm-standard .bool_set:N = \l_xfrac_cm_std_bool
+}
+\ProcessKeysOptions { xfrac }
\box_new:N \l_xfrac_slash_box
-\DeclareTemplateType{xfrac}{3}
-\DeclareTemplate{xfrac}{text}{3}{
- numerator-font = n [\f@family] \xfrac_numeratorfont:,
- numerator-format = f1 [#1] \xfrac_numeratorformat:n,
- slash-symbol = n [\textfractionsolidus]
- \xfrac_slashsymbol:,
- slash-symbol-font = n [\f@family] \xfrac_slashsymbolfont:,
- slash-symbol-format = f1 [#1] \xfrac_slashsymbolformat:n,
- denominator-font = n [\f@family] \xfrac_denominatorfont:,
- denominator-format = f1 [#1] \xfrac_denominatorformat:n,
- h-scale = n [1] \xfrac_hscale:,
- v-scale = n [1] \xfrac_vscale:,
- scale-factor = n [.83333] \xfrac_scalefactor:,
- scale-relative = s [true]
- { \cs_set:Npn \xfrac_relscale: {\box_ht:N\l_xfrac_slash_box}}
- { \cs_set:Npn \xfrac_relscale: {
- \dim_eval:n { \box_ht:N\l_xfrac_temp_box + \box_dp:N\l_xfrac_temp_box }} },
- scaling = s [true]
- {\cs_set:Npn\xfrac_fontscale: {
- \fontsize{\xfrac_scalefactor: \xfrac_relscale:}{\c_zero_dim}\selectfont}}
- { \cs_set_eq:NN \xfrac_fontscale: \prg_do_nothing: },
- numerator-top-sep = L [\c_max_dim] \l_xfrac_numeratortopsep_fdim,
- numerator-bot-sep = L [\c_max_dim] \l_xfrac_numeratorbotsep_fdim,
- denominator-bot-sep = L [\c_max_dim] \l_xfrac_denominatorbotsep_fdim,
- slash-right-kern = L [0pt] \l_xfrac_slashrightsep_fdim,
- slash-left-kern = L [0pt] \l_xfrac_slashleftsep_fdim,
- slash-right-mkern = n [-2mu] \l_xfrac_slashrightmsep_fmu,
- slash-left-mkern = n [-1mu] \l_xfrac_slashleftmsep_fmu,
- math-mode = s [false] { \cs_set_eq:NN \xfrac_math: \ensuremath }
- { \cs_set_eq:NN \xfrac_math: \use:n },
- phantom = n [8] \xfrac_phantom:,
-}{
- \DoParameterAssignments
- \mode_if_math:TF{
- \cs_set_eq:NN \xfrac_textormath: \text
- \cs_set:Npx \xfrac_slashfontchange: {\tex_fam:D \xfrac_slashsymbolfont: }
- \cs_set:Npx \xfrac_numeratorfontchange: {\tex_fam:D \xfrac_numeratorfont: }
- \cs_set:Npx \xfrac_denominatorfontchange: {\tex_fam:D \xfrac_denominatorfont: }
- }{
- \cs_set_eq:NN \xfrac_textormath: \mbox
- \cs_set:Npn\xfrac_slashfontchange: {
- \fontfamily{\xfrac_slashsymbolfont: }\selectfont}
- \cs_set:Npn\xfrac_numeratorfontchange: {
- \fontfamily{\xfrac_numeratorfont: }\selectfont}
- \cs_set:Npn\xfrac_denominatorfontchange: {
- \fontfamily{\xfrac_denominatorfont: }\selectfont}
+\box_new:N \l_xfrac_tmp_box
+\cs_new:Npn \xfrac_tmp:w { }
+\dim_new:N \l_xfrac_denominator_bot_sep_dim
+\dim_new:N \l_xfrac_numerator_bot_sep_dim
+\dim_new:N \l_xfrac_numerator_top_sep_dim
+\dim_new:N \l_xfrac_slash_left_sep_dim
+\dim_new:N \l_xfrac_slash_right_sep_dim
+\tl_new:N \l_xfrac_denominator_font_tl
+\tl_new:N \l_xfrac_hscale_tl
+\tl_new:N \l_xfrac_numerator_font_tl
+\tl_new:N \l_xfrac_phantom_tl
+\tl_new:N \l_xfrac_scale_factor_tl
+\tl_new:N \l_xfrac_slash_left_msep_tl
+\tl_new:N \l_xfrac_slash_right_msep_tl
+\tl_new:N \l_xfrac_slash_symbol_tl
+\tl_new:N \l_xfrac_slash_symbol_font_tl
+\tl_new:N \l_xfrac_vscale_tl
+\cs_new_nopar:Npn \xfrac_fontscale:
+\cs_new:Npn \xfrac_math:n #1 { }
+\cs_new_nopar:Npn \xfrac_denominator_font_change: { }
+\cs_new:Npn \xfrac_denominator_format:n #1 { }
+\cs_new_nopar:Npn \xfrac_numerator_font_change: { }
+\cs_new:Npn \xfrac_numerator_format:n #1 { }
+\cs_new_nopar:Npn \xfrac_relscale: { }
+\cs_new_nopar:Npn \xfrac_slash_symbol_font_change: { }
+\cs_new:Npn \xfrac_slash_symbol_format:n #1 { }
+\cs_new:Npn \xfrac_text_or_math:n #1 { }
+\DeclareObjectType { xfrac } { 3 }
+\DeclareTemplateInterface { xfrac } { text } { 3 } {
+ denominator-bot-sep : length = \c_max_dim ,
+ denominator-font : tokenlist = \f@family ,
+ denominator-format : function 1 = #1 ,
+ h-scale : tokenlist = 1 ,
+ math-mode : choice { false , true }
+ = false ,
+ numerator-font : tokenlist = \f@family ,
+ numerator-format : function 1 = #1 ,
+ numerator-bot-sep : length = \c_max_dim ,
+ numerator-top-sep : length = \c_max_dim ,
+ phantom : tokenlist = 8 ,
+ scale-factor : tokenlist = 0.83333 ,
+ scale-relative : choice { false , true }
+ = true ,
+ scaling : choice { false , true }
+ = true ,
+ slash-left-kern : length = 0 pt ,
+ slash-left-mkern : tokenlist = -2 mu ,
+ slash-right-kern : length = 0 pt ,
+ slash-right-mkern : tokenlist = -1 mu ,
+ slash-symbol : tokenlist = \textfractionsolidus ,
+ slash-symbol-font : tokenlist = \f@family ,
+ slash-symbol-format : function 1 = #1 ,
+ v-scale : tokenlist = 1 ,
+}
+\DeclareTemplateCode { xfrac } { text } { 3 }
+ {
+ denominator-bot-sep = \l_xfrac_denominator_bot_sep_dim ,
+ denominator-font = \l_xfrac_denominator_font_tl ,
+ denominator-format = \xfrac_denominator_format:n ,
+ h-scale = \l_xfrac_hscale_tl ,
+ math-mode =
+ {
+ false = \cs_set_eq:NN \xfrac_math:n \use:n,
+ true = \cs_set_eq:NN \xfrac_math:n \ensuremath
+ },
+ numerator-font = \l_xfrac_numerator_font_tl ,
+ numerator-format = \xfrac_numerator_format:n ,
+ numerator-bot-sep = \l_xfrac_numerator_bot_sep_dim ,
+ numerator-top-sep = \l_xfrac_numerator_top_sep_dim ,
+ phantom = \l_xfrac_phantom_tl ,
+ scale-factor = \l_xfrac_scale_factor_tl ,
+ scale-relative =
+ {
+ false =
+ \cs_set_nopar:Npn \xfrac_relscale:
+ {
+ \dim_eval:n
+ {
+ \box_ht:N \l_xfrac_tmp_box
+ + \box_dp:N \l_xfrac_tmp_box
+ }
+ },
+ true =
+ \cs_set_nopar:Npn \xfrac_relscale:
+ { \box_ht:N \l_xfrac_slash_box }
+ },
+ scaling =
+ {
+ false = \cs_set_eq:NN \xfrac_fontscale: \prg_do_nothing:,
+ true =
+ \cs_set_nopar:Npn \xfrac_fontscale:
+ {
+ \fontsize { \l_xfrac_scale_factor_tl \xfrac_relscale: }
+ { \c_zero_dim }
+ \selectfont
+ }
+ },
+ slash-left-kern = \l_xfrac_slash_left_sep_dim ,
+ slash-left-mkern = \l_xfrac_slash_left_msep_tl ,
+ slash-right-kern = \l_xfrac_slash_right_sep_dim ,
+ slash-right-mkern = \l_xfrac_slash_right_msep_tl ,
+ slash-symbol = \l_xfrac_slash_symbol_tl ,
+ slash-symbol-font = \l_xfrac_slash_symbol_font_tl ,
+ slash-symbol-format = \xfrac_slash_symbol_format:n ,
+ v-scale = \l_xfrac_vscale_tl
}
- \xfrac_textormath: {
- \m@th
- \sbox\l_xfrac_temp_box {\xfrac_math: {\vphantom{(}}}
- \sbox\l_xfrac_slash_box {
- \xfrac_math: {
- \xfrac_slashsymbolformat:n {
- \xfrac_math: {
- \xfrac_slashfontchange:
- \IfValueTF{#2}{#2}{\xfrac_slashsymbol: }
- }
- }
- }
- }
- \dim_compare:nNnTF \l_xfrac_numeratortopsep_fdim = \c_max_dim
- {
- \dim_compare:nNnTF \l_xfrac_numeratorbotsep_fdim = \c_max_dim
+ {
+ \AssignTemplateKeys
+ \mode_if_math:TF
{
- \cs_set:Npn\xfrac_next: {\raisebox{\box_ht:N\l_xfrac_slash_box
- -\box_dp:N\l_xfrac_slash_box-\height}}
- }{
- \cs_set:Npn\xfrac_next: {\raisebox{\l_xfrac_numeratorbotsep_fdim }}
+ \cs_set_eq:NN \xfrac_text_or_math:n \text
+ \cs_set_nopar:Npx \xfrac_denominator_font_change:
+ { \tex_fam:D \l_xfrac_denominator_font_tl }
+ \cs_set_nopar:Npx \xfrac_numerator_font_change:
+ { \tex_fam:D \l_xfrac_numerator_font_tl }
+ \cs_set_nopar:Npx \xfrac_slash_symbol_font_change:
+ { \tex_fam:D \l_xfrac_slash_symbol_font_tl }
}
- }
- {
- \dim_compare:nNnTF \l_xfrac_numeratorbotsep_fdim = \c_max_dim
{
- \cs_set:Npn\xfrac_next: {
- \raisebox{
- \box_ht:N\l_xfrac_slash_box - \l_xfrac_numeratortopsep_fdim
- - \height
+ \cs_set_eq:NN \xfrac_text_or_math:n \mbox
+ \cs_set_nopar:Npn \xfrac_denominator_font_change:
+ {
+ \fontfamily { \l_xfrac_denominator_font_tl }
+ \selectfont
+ }
+ \cs_set_nopar:Npn \xfrac_numerator_font_change:
+ {
+ \fontfamily { \l_xfrac_numerator_font_tl }
+ \selectfont
+ }
+ \cs_set_nopar:Npn \xfrac_slash_symbol_font_change:
+ {
+ \fontfamily { \l_xfrac_slash_symbol_font_tl }
+ \selectfont
}
- }
}
+ \xfrac_text_or_math:n
{
- \PackageError{xfrac}
- {You~ have~ specified~ both~ numerator-top-sep~ and~
- numerator-bot-sep}
- {I~ will~ pretend~ you~ didn't~ specify~ any~ of ~them}
- \cs_set:Npn\xfrac_next: {\raisebox{\box_ht:N\l_xfrac_slash_box
- -\box_dp:N\l_xfrac_slash_box-\height}}
- }
- }
- \xfrac_next: {
- \xfrac_fontscale:
- \xfrac_numeratorformat:n {
- \scalebox{\xfrac_hscale: }[\xfrac_vscale: ]
- { \xfrac_math:{ \xfrac_numeratorfontchange:
- {\vphantom{\xfrac_phantom: }#1} } }
- }
- }
- \xfrac_math: { % THIS IS JUST WRONG!
- \mode_if_math:TF { \mskip \l_xfrac_slashrightmsep_fmu }
- {\hskip \l_xfrac_slashrightsep_fdim}
- }
- \usebox\l_xfrac_slash_box
- \xfrac_math: {
- \mode_if_math:TF {
- \mskip \l_xfrac_slashleftmsep_fmu
- }{
- \hskip \l_xfrac_slashleftsep_fdim
- } }
- \dim_compare:nNnTF \l_xfrac_denominatorbotsep_fdim=\c_max_dim
- { \raisebox{-\box_dp:N \l_xfrac_slash_box} }
- {
- \raisebox{\l_xfrac_denominatorbotsep_fdim}
- }
- {
- \xfrac_fontscale:
- \xfrac_denominatorformat:n {
- \scalebox{\xfrac_hscale:}[\xfrac_vscale:]
- { \xfrac_math: { \xfrac_denominatorfontchange:
- {\vphantom{\xfrac_phantom: }#3} } }
+ \m@th
+ \hbox_set:Nn \l_xfrac_tmp_box
+ { \xfrac_math:n { \vphantom { ( ) } } }
+ \hbox_set:Nn \l_xfrac_slash_box
+ {
+ \xfrac_math:n
+ {
+ \xfrac_slash_symbol_format:n
+ {
+ \xfrac_math:n
+ {
+ \xfrac_slash_symbol_font_change:
+ \IfNoValueTF {#2}
+ { \l_xfrac_slash_symbol_tl } {#2}
+ }
+ }
+ }
+ }
+ \cs_set_nopar:Npn \xfrac_tmp:w
+ {
+ \raisebox
+ {
+ \box_ht:N \l_xfrac_slash_box
+ - \box_dp:N \l_xfrac_slash_box
+ - \height
+ }
+ }
+ \dim_compare:nNnTF
+ { \l_xfrac_numerator_top_sep_dim } = { \c_max_dim }
+ {
+ \dim_compare:nNnF
+ { \l_xfrac_numerator_bot_sep_dim } = { \c_max_dim }
+ {
+ \cs_set_nopar:Npn \xfrac_tmp:w
+ {
+ \raisebox
+ { \dim_use:N \l_xfrac_numerator_bot_sep_dim }
+ }
+ }
+ }
+ {
+ \dim_compare:nNnTF
+ { \l_xfrac_numerator_bot_sep_dim } = { \c_max_dim }
+ {
+ \cs_set_nopar:Npn \xfrac_tmp:w
+ {
+ \raisebox
+ {
+ \box_ht:N \l_xfrac_slash_box
+ - \dim_use:N \l_xfrac_numerator_top_sep_dim
+ - \height
+ }
+ }
+ }
+ {
+ \msg_error:nn { xfrac }
+ { over-specified-numerator-sep }
+ }
+ }
+ \xfrac_tmp:w
+ {
+ \xfrac_fontscale:
+ \xfrac_numerator_format:n
+ {
+ \scalebox { \l_xfrac_hscale_tl } [ \l_xfrac_vscale_tl ]
+ {
+ \xfrac_math:n
+ {
+ \xfrac_numerator_font_change:
+ {
+ \vphantom { \l_xfrac_phantom_tl }
+ #1
+ }
+ }
+ }
+ }
+ }
+ \xfrac_math:n
+ { % THIS IS JUST WRONG!
+ \mode_if_math:TF
+ { \tex_mskip:D \l_xfrac_slash_right_msep_tl }
+ { \tex_hskip:D \l_xfrac_slash_right_sep_dim }
+ }
+ \box_use:N \l_xfrac_slash_box
+ \xfrac_math:n
+ {
+ \mode_if_math:TF
+ { \tex_mskip:D \l_xfrac_slash_left_msep_tl }
+ { \tex_hskip:D \l_xfrac_slash_left_sep_dim }
+ }
+ \dim_compare:nNnTF
+ { \l_xfrac_denominator_bot_sep_dim } = { \c_max_dim }
+ {
+ \cs_set_nopar:Npn \xfrac_tmp:w
+ { \raisebox { - \box_dp:N \l_xfrac_slash_box } }
+ }
+ {
+ \cs_set_nopar:Npn \xfrac_tmp:w
+ {
+ \raisebox
+ { \dim_use:N \l_xfrac_denominator_bot_sep_dim }
+ }
+ }
+ \xfrac_tmp:w
+ {
+ \xfrac_fontscale:
+ \xfrac_denominator_format:n
+ {
+ \scalebox { \l_xfrac_hscale_tl } [ \l_xfrac_vscale_tl ]
+ {
+ \xfrac_math:n
+ {
+ \xfrac_denominator_font_change:
+ {
+ \vphantom { \l_xfrac_phantom_tl }
+ #3
+ }
+ }
+ }
+ }
+ }
}
- }
}
+\DeclareRestrictedTemplate { xfrac } { text } { math } {
+ numerator-font = \number \fam ,
+ slash-symbol = / ,
+ slash-symbol-font = \number \fam ,
+ denominator-font = \number \fam ,
+ scale-factor = 0.7 ,
+ scale-relative = false ,
+ scaling = true ,
+ numerator-top-sep = 0 pt ,
+ denominator-bot-sep = 0 pt ,
+ math-mode = true ,
+ phantom = (
}
-\DeclareRestrictedTemplate{xfrac}{math}{text}{
- numerator-font = \number\fam,
- slash-symbol = /,
- slash-symbol-font = \number\fam,
- denominator-font = \number\fam,
- scale-factor = 0.7,
- scale-relative = false,
- scaling = true,
- numerator-top-sep = 0pt,
- denominator-bot-sep = 0pt,
- math-mode = true,
- phantom = (,
-}
-\DeclareInstance{xfrac}{default}{text}{ }
-\DeclareInstance{xfrac}{mathdefault}{math}{ }
-\DeclareCollectionInstance{plainmath}{xfrac}{mathdefault}{math}{
- denominator-bot-sep=0pt,
- numerator-bot-sep=0pt,
- numerator-top-sep=\c_max_dim,
- scale-factor = 1,
- scale-relative = false,
- scaling = true,
- slash-right-mkern=0mu,
- slash-left-mkern=0mu,
+\DeclareInstance { xfrac } { default } { text } { }
+\DeclareInstance { xfrac } { mathdefault } { math } { }
+\DeclareCollectionInstance { plainmath } { xfrac } { mathdefault }
+ { math }{
+ denominator-bot-sep = 0 pt ,
+ numerator-bot-sep = 0 pt ,
+ numerator-top-sep = \c_max_dim ,
+ scale-factor = 1 ,
+ scale-relative = false ,
+ scaling = true ,
+ slash-right-mkern = 0mu ,
+ slash-left-mkern = 0mu
}
-\DeclareInstance{xfrac}{cmr}{text}{
- denominator-bot-sep=0pt,
- numerator-top-sep=\DelayEvaluation{.2ex},
- slash-left-kern=\DelayEvaluation{-.1em},
- slash-right-kern=\DelayEvaluation{-.1em},
+\DeclareInstance { xfrac } { cmr } { text } {
+ denominator-bot-sep = 0 pt ,
+ numerator-top-sep = 0.2 ex ,
+ slash-left-kern = -0.1 em ,
+ slash-right-kern = -0.1 em
}
-\DeclareInstance{xfrac}{cmss}{text}{
- denominator-bot-sep=0pt,
- numerator-top-sep=\DelayEvaluation{.2ex},
- slash-left-kern=\DelayEvaluation{-.1em},
- slash-right-kern=\DelayEvaluation{-.1em},
+\DeclareInstance { xfrac } { cmss } { text } {
+ denominator-bot-sep = 0 pt ,
+ numerator-top-sep = 0.2 ex ,
+ slash-left-kern = -0.1 em ,
+ slash-right-kern = -0.1 em
}
-\DeclareInstance{xfrac}{cmtt}{text}{
- denominator-bot-sep=0pt,
- numerator-top-sep=\DelayEvaluation{.2ex},
- slash-left-kern=\DelayEvaluation{-.1em},
- slash-right-kern=\DelayEvaluation{-.1em},
+\DeclareInstance { xfrac } { cmtt } { text } {
+ denominator-bot-sep = 0 pt ,
+ numerator-top-sep = 0.2 ex ,
+ slash-left-kern = -0.1 em ,
+ slash-right-kern = -0.1 em
}
-\DeclareCollectionInstance{cm-recommended}{xfrac}{cmr}{text}{
- slash-symbol-font = ptm,
+\bool_if:NF \l_xfrac_cm_std_bool
+ {
+ \DeclareInstance { xfrac } { cmr } { text }
+ { slash-symbol-font = ptm }
+ \DeclareInstance { xfrac } { cmss } { text }
+ { slash-symbol-font = ptm }
+ \DeclareInstance { xfrac } { cmtt } { text }
+ { slash-symbol-font = ppl }
+ }
+\DeclareInstance { xfrac } { lmr } { text } {
+ denominator-bot-sep = 0 pt ,
+ numerator-top-sep = 0.1 ex ,
+ slash-left-kern = -0.15 em ,
+ slash-right-kern = -0.15 em
}
-\DeclareCollectionInstance{cm-recommended}{xfrac}{cmss}{text}{
- slash-symbol-font = ptm,
+\DeclareInstance { xfrac } { lmss } { text } {
+ denominator-bot-sep = 0 pt ,
+ numerator-top-sep = 0 pt ,
+ slash-left-kern = -0.15 em ,
+ slash-right-kern = -0.15 em
}
-\DeclareCollectionInstance{cm-recommended}{xfrac}{cmtt}{text}{
- slash-symbol-font = ppl,
+\DeclareInstance { xfrac } { lmtt } { text } {
+ denominator-bot-sep = 0 pt ,
+ numerator-top-sep = 0 pt ,
+ slash-left-kern = -0.15 em ,
+ slash-right-kern = -0.15 em
}
-\bool_if:NT \g_cm_recommended_bool
- {\UseCollection{xfrac}{cm-recommended}}
-\DeclareDocumentCommand \sfrac {o mom}{
+\msg_new:nnnn { xfrac } { over-specified-numerator-sep }
+ {You have specified both numerator-top-sep and numerator-bot-sep}
+ {I will pretend that you didn't specify either of them}
+\NewDocumentCommand \sfrac { o m o m } {
\mode_if_math:TF
-{
- \cs_set:Npx \xfrac_next: {mathfam\number\fam}
- \IfExistsInstanceTF{xfrac}{\xfrac_next: }
- {\UseInstance{xfrac}{\xfrac_next: }}
- {\UseInstance{xfrac}{mathdefault}}
- {#2}{#3}{#4}
-}
-{
- \IfExistsInstanceTF{xfrac}{#1}
- {\UseInstance{xfrac}{#1}{#2}{#3}{#4}}
- {\IfExistsInstanceTF{xfrac}{\f@family}
- {\UseInstance{xfrac}{\f@family}}
- {\UseInstance{xfrac}{default}}
- {#2}{#3}{#4}
+ {
+ \IfInstanceExistTF { xfrac } { mathfam \number \fam }
+ { \UseInstance { xfrac } { mathfam \number \fam } }
+ { \UseInstance { xfrac } { mathdefault } }
+ {#2} {#3} {#4}
+ }
+ {
+ \IfInstanceExistTF { xfrac } {#1}
+ { \UseInstance { xfrac } {#1} }
+ {
+ \IfInstanceExistTF { xfrac } { \f@family }
+ { \UseInstance { xfrac } { \f@family } }
+ { \UseInstance { xfrac } { default } }
+ }
+ {#2} {#3} {#4}
}
- }
}
\endinput
%%