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%
% ***************** THE SPBMARK PACKAGE *****************
%
% Copyright (C) 2021 by Qu Yi <q1jx@foxmail.com>
%
% This work may be distributed and/or modified under the
% conditions of the CC-BY 4.0 License.
% The latest version of this license is in
% https://creativecommons.org/licenses/by/4.0/legalcode
\NeedsTeXFormat{LaTeX2e}[2018/12/31]
\RequirePackage{xparse,l3keys2e}
\ProvidesExplPackage{spbmark}{2021/10/30}{1.1G}
{Customize superscripts and subscripts}
\cs_new_protected:Npn \spb_define:n { \keys_define:nn { spbmark } }
\cs_new_protected:Npn \spbset { \keys_set:nn { spbmark } }
\bool_new:N \l_spb_newsupb_text_bool
\bool_new:N \l_spb_newsupb_math_bool
\bool_new:N \l_spb_newsupb_foot_bool
\bool_new:N \l_spb_newsupb_all_bool
\keys_define:nn { spbmark/option }
{
ctex .code:n =
{
\cs_set:Npn \spb_define:n { \keys_define:nn { ctex/style } }
\cs_set:Npn \spbset { \keys_set:nn { ctex/style } }
},
newsupb .multichoices:nn =
{ text,math,foot,all }
{ \bool_set_true:c { l_spb_newsupb_#1_bool } },
newsupb .default:n = all,
newsupb/true .meta:n = { newsupb = all },
newsupb/false .code:n = { }
}
\ProcessKeysOptions{spbmark/option}
\tl_new:N \l__spb_super_script_formatii_tl
\tl_new:N \l__spb_sub_script_formatii_tl
\spb_define:n
{
super-vshift .dim_set:N = \l__spb_super_script_vshift_dim,
super-vshift .initial:n = 0pt,
super-hshift .dim_set:N = \l__spb_super_script_hshift_dim,
super-hshift .initial:n = 0pt,
sub-vshift .dim_set:N = \l__spb_sub_script_vshift_dim,
sub-vshift .initial:n = 0pt,
sub-hshift .dim_set:N = \l__spb_sub_script_hshift_dim,
sub-hshift .initial:n = 0pt,
supersub-hshift .dim_set:N = \l__spb_supersub_script_hshift_dim,
supersub-hshift .initial:n = 0pt,
nohshift .meta:n = {super-hshift = 0pt,sub-hshift = 0pt},
novshift .meta:n = {super-vshift = 0pt,sub-vshift = 0pt},
super-format .tl_set:N = \l__spb_super_script_formati_tl,
sub-format .tl_set:N = \l__spb_sub_script_formati_tl,
supersub-format .code:n = \spb_both_format_assign:n {#1},
supersubsep .dim_set:N = \l__spb_supersub_script_sep_dim,
supersubsep .initial:n = 0.3ex,
supersubalign .tl_set:N = \l__spb_supersub_script_align_tl,
supersubalign .initial:n = l
}
\tl_set:Nn \l__spb_boxa_wd_tl { \box_wd:N \l_tmpa_box }
\tl_set:Nn \l__spb_boxb_wd_tl { \box_wd:N \l_tmpb_box }
\tl_set:Nn \l__spb_box_max_wd_tl
{ \dim_max:nn { \l__spb_boxa_wd_tl } { \l__spb_boxb_wd_tl } }
\providecommand{\hbox_overlap_center:n}[1]
{ \hbox_to_zero:n { \hss #1\hss } }
\cs_new:Npn \spb_boxa_move_up:n #1
{ \box_move_up:nn {#1} { \box_use:N \l_tmpa_box } }
\cs_new:Npn \spb_boxa_move_down:n #1
{ \box_move_down:nn {#1} { \box_use:N \l_tmpa_box } }
\cs_new:Npn \spb_boxb_move_down:n #1
{ \box_move_down:nn {#1} { \box_use:N \l_tmpb_box } }
\cs_new:Npn \spb_boxa_vshift:nn #1
{
\str_case:nn {#1}
{
{ super } { \spb_boxa_move_up:n }
{ sub } { \spb_boxa_move_down:n }
}
}
\cs_new:Npn \spb_hbox_overlap_vshift:n #1#2
{
\use:c { hbox_overlap_#2:n } { \spb_boxa_move_up:n {#1} }
\use:c { hbox_overlap_#2:n } { \spb_boxb_move_down:n {#1} }
}
\cs_new:Npn \spb_math_print_store:nnn #1#2#3
{
\hbox_set:Nn \l_tmpa_box
{ \ensuremath{#1{\spb_math:nn {#2} {#3}}} }
}
\cs_new:Npn \spb_text_print_store:nnn #1#2#3
{
\hbox_set:Nn \l_tmpa_box
{ #1{\use:c { spb@text#2script@save }{#3}} }
}
\cs_new:Npn \spb_math_print_store:nnnn #1#2#3#4
{
\hbox_set:Nn \l_tmpa_box { \ensuremath{#1{\spb@sp@save{#3}}} }
\hbox_set:Nn \l_tmpb_box
{ \ensuremath{\tl_if_novalue:nF {#2} {#2}{\spb@sb@save{#4}}} }
}
\cs_new:Npn \spb_text_print_store:nnnn #1#2#3#4
{
\hbox_set:Nn \l_tmpa_box { #1{\spb@textsuperscript@save{#3}} }
\hbox_set:Nn \l_tmpb_box
{ \tl_if_novalue:nF {#2} {#2}{\spb@textsubscript@save{#4}} }
}
\cs_set_eq:NN \spb@textsuperscript@save \textsuperscript
\cs_set_eq:NN \spb@textsubscript@save \textsubscript
\cs_set_eq:NN \spb@sp@save \sp
\cs_set_eq:NN \spb@sb@save \sb
\cs_new:Npn \spb_math:nn #1
{
\str_case:nn {#1}
{
{ super } { \spb@sp@save }
{ sub } { \spb@sb@save }
}
}
\cs_new_protected:Npn \spb_box_ht_dp_assign:nn #1#2
{
\tl_if_empty:nF {#1} { \box_set_ht:Nn \l_tmpb_box {#1} }
\tl_if_novalue:nF {#2} { \box_set_dp:Nn \l_tmpb_box {#2} }
}
\NewDocumentCommand{\spb_both_format_assign:n}
{>{\SplitArgument{1}{,}}m}
{\spb_supersub_script_both_format:nn #1}
\cs_new_protected:Npn \spb_supersub_script_both_format:nn #1#2
{
\tl_set:Nn \l__spb_super_script_formatii_tl {#1}
\tl_if_novalue:nTF {#2}
{ \tl_clear:N \l__spb_sub_script_formatii_tl }
{ \tl_set:Nn \l__spb_sub_script_formatii_tl {#2} }
}
\clist_map_inline:nn
{ super,sub }
{
\exp_args:Nc \NewDocumentCommand {#1}
{
sO{\dim_use:c { l__spb_#1_script_vshift_dim }}
>{\SplitArgument{1}{,}}O{}
D(){\tl_use:c { l__spb_#1_script_formati_tl }}
mO{\dim_use:c { l__spb_#1_script_hshift_dim }}
}
{
\IfBooleanTF{##1}
{\spb_math_print_store:nnn {##4} {#1} {##5}}
{
\mode_if_math:TF
{ \spb_math_print_store:nnn {##4} {#1} {##5} }
{ \spb_text_print_store:nnn {##4} {#1} {##5} }
}
\hbox_set:Nn \l_tmpa_box
{
\dim_compare:nNnTF {##6} < { 0pt }
{
\hbox_overlap_left:n
{
\hbox_to_wd:nn { \l__spb_boxa_wd_tl - ##6 }
{ \spb_boxa_vshift:nn {#1} {##2}\hss }
}
}
{
\hbox_to_wd:nn { \l__spb_boxa_wd_tl + ##6 }
{ \hss\spb_boxa_vshift:nn {#1} {##2} }
}
}
\spb_box_ht_dp_assign:nn ##3
\box_use:N \l_tmpa_box
}
}
\NewDocumentCommand{\supersub}
{
sO{\l__spb_supersub_script_sep_dim}
D(){\l__spb_supersub_script_align_tl}
mmO{\l__spb_supersub_script_hshift_dim}
>{\SplitArgument{1}{,}}D()
{
\l__spb_super_script_formatii_tl,
\l__spb_sub_script_formatii_tl
}
}
{
\IfBooleanTF{#1}
{\spb_math_print_store:nnnn #7 {#4} {#5}}
{
\mode_if_math:TF
{ \spb_math_print_store:nnnn #7 {#4} {#5} }
{ \spb_text_print_store:nnnn #7 {#4} {#5} }
}
\str_case:onF {#3}
{
{ l } { \use_i:nnn }
{ c } { \use_ii:nnn }
{ r } { \use_iii:nnn }
}
{
\msg_warning:nn { spbmark } { unsupported-align }
\use_i:nnn
}
{
\dim_compare:nNnTF {#6} < { 0pt }
{
\hbox_overlap_left:n
{
\spb_hbox_overlap_vshift:n {#2} { right }
\skip_horizontal:n { -#6 }
}
}
{
\hbox:n
{
\skip_horizontal:n {#6}
\spb_hbox_overlap_vshift:n {#2} { right }
\skip_horizontal:n { \l__spb_box_max_wd_tl }
}
}
}
{
\dim_compare:nNnTF {#6} < { 0pt }
{
\hbox_overlap_left:n
{
\spb_hbox_overlap_vshift:n {#2} { center }
\skip_horizontal:n { \l__spb_box_max_wd_tl/2 - #6 }
}
}
{
\hbox:n
{
\skip_horizontal:n { \l__spb_box_max_wd_tl/2 + #6 }
\spb_hbox_overlap_vshift:n {#2} { center }
\skip_horizontal:n { \l__spb_box_max_wd_tl/2 }
}
}
}
{
\dim_compare:nNnTF {#6} < { 0pt }
{
\hbox_overlap_left:n
{
\spb_hbox_overlap_vshift:n {#2} { left }
\skip_horizontal:n { -#6 }
}
}
{
\hbox:n
{
\skip_horizontal:n { \l__spb_box_max_wd_tl + #6 }
\spb_hbox_overlap_vshift:n {#2} { left }
}
}
}
}
\msg_new:nnn { spbmark } { unsupported-align }
{
Alignment~only~supports~l,~c,~and~r. \\
The~l~parameter~will~be~used~by~default.
}
\bool_if:NT \l_spb_newsupb_all_bool
{
\bool_set_true:N \l_spb_newsupb_text_bool
\bool_set_true:N \l_spb_newsupb_math_bool
\bool_set_true:N \l_spb_newsupb_foot_bool
}
\bool_if:NT \l_spb_newsupb_text_bool
{
\cs_set_eq:NN \textsuperscript \super
\cs_set_eq:NN \textsubscript \sub
}
\bool_if:NT \l_spb_newsupb_math_bool
{
\cs_set_eq:NN \sp \super
\cs_set_eq:NN \sb \sub
}
\bool_if:NT \l_spb_newsupb_foot_bool
{
\cs_set:Npn \@makefnmark
{ \hbox:n { \fnmarkfont{\super{\@thefnmark}} } }
}
\cs_set_eq:NN \spb \supersub
\tl_if_exist:NTF \ftntm@font
{ \tl_set_eq:NN \fnmarkfont \ftntm@font }
{ \tl_set_eq:NN \fnmarkfont \normalfont }
\endinput
%
% End of file `spbmark.sty'.
|
