%% %% This is file `xfrac.sty', %% generated with the docstrip utility. %% %% The original source files were: %% %% xfrac.dtx (with options: `package') %% %% This is a generated file. %% %% Copyright (C) 2004, 2008, 2009 by Morten Hoegholm %% %% 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". %% %% This Current Maintainer of this work is Morten Hoegholm. %% %% This work consists of the main source file xfrac.dtx %% and the derived files %% 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 \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} } \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 { \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 }} } } { \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 } } } { \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} } } } } } } \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}{cmr}{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=0pt, numerator-top-sep=\DelayEvaluation{.2ex}, slash-left-kern=\DelayEvaluation{-.1em}, slash-right-kern=\DelayEvaluation{-.1em}, } \DeclareInstance{xfrac}{cmtt}{text}{ denominator-bot-sep=0pt, numerator-top-sep=\DelayEvaluation{.2ex}, slash-left-kern=\DelayEvaluation{-.1em}, slash-right-kern=\DelayEvaluation{-.1em}, } \DeclareCollectionInstance{cm-recommended}{xfrac}{cmr}{text}{ slash-symbol-font = ptm, } \DeclareCollectionInstance{cm-recommended}{xfrac}{cmss}{text}{ slash-symbol-font = ptm, } \DeclareCollectionInstance{cm-recommended}{xfrac}{cmtt}{text}{ slash-symbol-font = ppl, } \bool_if:NT \g_cm_recommended_bool {\UseCollection{xfrac}{cm-recommended}} \DeclareDocumentCommand \sfrac {o mom}{ \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} } } } \endinput %% %% End of file `xfrac.sty'.