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diff --git a/Master/texmf-dist/tex/latex/ghsystem/ghsystem.sty b/Master/texmf-dist/tex/latex/ghsystem/ghsystem.sty new file mode 100644 index 00000000000..390c2db18c1 --- /dev/null +++ b/Master/texmf-dist/tex/latex/ghsystem/ghsystem.sty @@ -0,0 +1,654 @@ +% -------------------------------------------------------------------------- +% the GHSYSTEM package +% +% globally harmonised system +% +% -------------------------------------------------------------------------- +% Clemens Niederberger +% -------------------------------------------------------------------------- +% https://github.org/cgnieder/ghsystem/ +% contact@mychemistry.eu +% -------------------------------------------------------------------------- +% If you have any ideas, questions, suggestions or bugs to report, please +% feel free to contact me. +% -------------------------------------------------------------------------- +% Copyright 2011-2014 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. +% -------------------------------------------------------------------------- +\RequirePackage{ expl3, xparse, l3keys2e } +\def\ghsystem@version{4.6} +\def\ghsystem@date{2014/08/07} +\ProvidesExplPackage + {ghsystem} + {\ghsystem@date} + {\ghsystem@version} + {globally harmonised system} + +% -------------------------------------------------------------------------- +% check expl3 version: +\@ifpackagelater { expl3 } { 2012/11/21 } + { } + { + \PackageError { ghsystem } { Support~package~expl3~too~old } + { + You~need~to~update~your~installation~of~the~bundles~'l3kernel'~and~ + 'l3packages'.\MessageBreak + Loading~ghsystem~will~abort! + } + \tex_endinput:D + } + +% --------------------------------------------------------------------------- % +% error and warning messages: +\msg_set:nnnn { ghsystem } { explicit } + { It~seems~you've~loaded~`ghsystem'~explicitly. } + { + It~seems~you've~loaded~`ghsystem'~explicitly.~This~should~work~but~the~ + recommended~way~is~to~load~it~via~the~bundle,~i.e.~by~using~ + \token_to_str:N \usepackage \{ chemmacros \}. + } + +\msg_set:nnnn { ghsystem } { statements } + { + You've~tried~to~call~statement~#1#2~ \msg_line_context: \c_space_tl but~it~ + it~is~not~defined~in~ghsystem.sty . + } + { + You've~tried~to~call~statement~#1#2~ \msg_line_context: \c_space_tl but~it~ + it~is~not~defined~in~ghsystem.sty . ~ Are~you~sure~it~exists? ~ If~so~please + ~send~a~message~to~the~author.~Thanks. + } + +\msg_set:nnnn { ghsystem } { booktabs } + { Package~`booktabs'~missing~\msg_line_context: . } + { + Option~#1~of~the~\token_to_str:N \ghslistall \c_space_tl command~ + \msg_line_context: \c_space_tl needs~the~`booktabs'~package . ~Please~make~ + sure~to~load~it~in~your~preamble. + } + +\cs_new_protected:Npn \ghsystem_msg:nnxx #1#2#3#4 + { + \bool_if:NTF \l__ghsystem_strict_bool + { \msg_error:nnxx { #1 } { #2 } { #3 } { #4 } } + { \msg_warning:nnxx { #1 } { #2 } { #3 } { #4 } } + } + +% -------------------------------------------------------------------------- +% package options: +\bool_new:N \l__ghsystem_strict_bool +\keys_define:nn { chemmacros / ghsystem } + { + strict .bool_set:N = \l__ghsystem_strict_bool , + strict .default:n = true , + language .code:n = \ghsystem_load_language:n { #1 } + } + +\AtBeginDocument + { + \@ifpackageloaded{ chemmacros } + { + \bool_if:NT \l_chemmacros_strict_bool + { \bool_set_true:N \l__ghsystem_strict_bool } + } + { + \cs_new:Npn \iupac #1 + { + \group_begin: + \cs_set_eq:NN \| \scan_stop: + #1 + \group_end: + } + } + } + +% --------------------------------------------------------------------------- % +% variants of kernel functions: +\cs_generate_variant:Nn \file_if_exist:nTF { x } + +% --------------------------------------------------------------------------- % +% scratch variables +\tl_new:N \l__ghsystem_tmpa_tl +\tl_new:N \l__ghsystem_tmpb_tl +\int_new:N \l__ghsystem_tmpa_int +\int_new:N \l__ghsystem_tmpb_int + +% load required packages: +\RequirePackage{ translations , siunitx , graphicx , longtable , ifpdf } + +% --------------------------------------------------------------------------- % +% define variables: +\prop_new:N \l__ghsystem_h_prop +\prop_new:N \l__ghsystem_euh_prop +\prop_new:N \l__ghsystem_p_prop + +\cs_new:Npn \ghsystem_exposure: {} +\cs_new:Npn \ghsystem_effect: {} +\cs_new:Npn \ghsystem_organs: {} +\cs_new:Npn \ghsystem_substance: {} +\cs_new:Npn \ghsystem_text: {} +\cs_new:Npn \ghsystem_dash: + { + \tex_penalty:D \c_ten_thousand + - + \skip_horizontal:N \c_zero_skip + } + +\cs_new:Npn \ghsystem_slash: + { + \tex_penalty:D \c_ten_thousand + / + \skip_horizontal:N \c_zero_skip + } + +\bool_new:N \l__ghsystem_fill_in_bool +\bool_new:N \l__ghsystem_show_number_bool +\bool_new:N \l__ghsystem_substance_bool +\bool_new:N \l__ghsystem_organs_bool +\bool_new:N \l__ghsystem_hide_statement_bool +\bool_new:N \l__ghsystem_engine_pdftex_bool +\bool_new:N \l__ghsystem_engine_xetex_bool +\bool_new:N \l__ghsystem_engine_luatex_bool + +\tl_new:N \l__ghsystem_number_space_tl +\tl_new:N \l__ghsystem_celsius_temperature_tl +\tl_new:N \l__ghsystem_fahrenheit_temperature_tl +\tl_new:N \l__ghsystem_kg_mass_tl +\tl_new:N \l__ghsystem_lbs_mass_tl +\tl_new:N \l__ghsystem_dots_tl +\tl_set:Nn \l__ghsystem_dots_tl { \ldots } +\tl_new:N \l__ghsystem_picture_scale_default_tl +\tl_set:Nn \l__ghsystem_picture_scale_default_tl { .05 } +\tl_new:N \l__ghsystem_picture_scale_tl +\tl_set_eq:NN \l__ghsystem_picture_scale_tl \l__ghsystem_picture_scale_default_tl +\tl_new:N \l__ghsystem_picture_includegraphics_tl +\tl_new:N \l__ghsystem_picture_type_tl +\tl_new:N \l__ghsystem_identifier_tl +\tl_new:N \l__ghsystem_table_text_tl +\tl_new:N \l__ghsystem_table_next_page_tl +\tl_new:N \l__ghsystem_table_head_rule_tl +\tl_set:Nn \l__ghsystem_table_head_rule_tl { \hline } +\tl_new:N \l__ghsystem_table_top_head_rule_tl +\tl_set:Nn \l__ghsystem_table_top_head_rule_tl { \hline } +\tl_new:N \l__ghsystem_table_foot_rule_tl +\tl_set:Nn \l__ghsystem_table_foot_rule_tl { \hline } +\tl_new:N \l__ghsystem_table_last_foot_rule_tl +\tl_set:Nn \l__ghsystem_table_last_foot_rule_tl { \hline } +\tl_new:N \l__ghsystem_table_caption_tl +\tl_new:N \l__ghsystem_table_caption_short_tl +\tl_new:N \l__ghsystem_table_label_tl +\tl_set:Nn \l__ghsystem_table_label_tl { tab : ghs-hp-statements } +\tl_new:N \l__ghsystem_list_all_column_format_tl + +\dim_new:N \l__ghsystem_list_all_column_width_dim +\dim_set:Nn \l__ghsystem_list_all_column_width_dim { .7\linewidth } +\dim_new:N \l__ghsystem_table_line_sep_dim +\dim_set:Nn \l__ghsystem_table_line_sep_dim { 3pt } + +\fp_new:N \l__ghsystem_picture_scale_fp +\fp_set:Nn \l__ghsystem_picture_scale_fp { \l__ghsystem_picture_scale_tl } + +\DeclareSIUnit { \GHSfahrenheit } { \SIUnitSymbolDegree F } +\DeclareSIUnit { \GHScelsius } { \SIUnitSymbolDegree C } +\DeclareSIUnit { \GHSkilogram } { kg } +\DeclareSIUnit { \GHSpounds } { lbs } + +% language settings +\bool_new:N \l__ghsystem_language_file_loaded_bool +\bool_new:N \l__ghsystem_language_directory_bool + +% load the language file -- it needs expl3 namespace but shouldn't care about +% what catcode regime was before and simply restore it... +% so we basically copy the definitions of \ExplSyntaxOn and \ExplSyntaxOff + +\cs_new_protected:Npn \__ghsystem_namespace_restore: {} +\bool_new:N \l__ghsystem_expl_namespace_bool + +\cs_new_protected:Npn \__ghsystem_expl_namespace: + { + \bool_if:NF \l__ghsystem_expl_namespace_bool + { + \cs_set_protected:Npx \__ghsystem_namespace_restore: + { + \char_set_catcode:nn { 9 } { \char_value_catcode:n { 9 } } + \char_set_catcode:nn { 32 } { \char_value_catcode:n { 32 } } + \char_set_catcode:nn { 34 } { \char_value_catcode:n { 34 } } + \char_set_catcode:nn { 38 } { \char_value_catcode:n { 38 } } + \char_set_catcode:nn { 58 } { \char_value_catcode:n { 58 } } + \char_set_catcode:nn { 94 } { \char_value_catcode:n { 94 } } + \char_set_catcode:nn { 95 } { \char_value_catcode:n { 95 } } + \char_set_catcode:nn { 124 } { \char_value_catcode:n { 124 } } + \char_set_catcode:nn { 126 } { \char_value_catcode:n { 126 } } + \tex_endlinechar:D = \tex_the:D \tex_endlinechar:D \scan_stop: + \bool_set_false:N \l__ghsystem_expl_namespace_bool + \cs_set_protected:Npn \__ghsystem_namespace_restore: {} + } + } + \char_set_catcode_ignore:n { 9 } + \char_set_catcode_ignore:n { 32 } + \char_set_catcode_other:n { 34 } + \char_set_catcode_math_toggle:n { 36 } + \char_set_catcode_alignment:n { 38 } + \char_set_catcode_letter:n { 58 } + \char_set_catcode_math_superscript:n { 94 } + \char_set_catcode_letter:n { 95 } + \char_set_catcode_other:n { 124 } + \char_set_catcode_space:n { 126 } + \tex_endlinechar:D = 32 \scan_stop: + \bool_set_true:N \l__ghsystem_expl_namespace_bool + } + +\cs_new:Npn \ghsystem_load_language_file:n #1 + { + \__ghsystem_expl_namespace: + \file_input:n { ghsystem_#1.def } + \__ghsystem_namespace_restore: + } + +\cs_new_protected:Npn \ghsystem_load_language:n #1 + { + \file_if_exist:xTF { ghsystem_ #1 .def } + { + \bool_set_true:N \l__ghsystem_language_file_loaded_bool + \ghsystem_load_language_file:n { #1 } + } + { \ghsystem_load_language_file:n { english } } + } +\cs_generate_variant:Nn \ghsystem_load_language:n { V } + +\NewDocumentCommand \loadghsystemlanguage { m } + { \ghsystem_load_language:n { #1 } } + +\AtBeginDocument{ + \bool_if:NF \l__ghsystem_language_file_loaded_bool + { + \cs_if_exist:NTF \l_chemmacros_language_tl + { \ghsystem_load_language:V \l_chemmacros_language_tl } + { + \ghsystem_load_language:n + { \@trnslt@language{\@trnslt@current@language} } + } + } +} + +\cs_new_nopar:Nn \ghsystem_booktabs:n + { + \cs_if_exist:cF { ver@booktabs.sty } + { \msg_error:nnx { ghsystem } { booktabs } { #1 } } + } + +% --------------------------------------------------------------------------- % +% define options: +\keys_define:nn { chemmacros / ghsystem } + { + % \ghs options: + hide .bool_set:N = + \l__ghsystem_hide_statement_bool , + hide .default:n = true , + fill-in .bool_set:N = \l__ghsystem_fill_in_bool , + fill-in .default:n = true , + exposure .code:n = + \cs_set:Npn \ghsystem_exposure: { ~ #1 } , + effect .code:n = + \cs_set:Npn \ghsystem_effect: { ~ #1 } , + organs .code:n = + \bool_set_true:N \l__ghsystem_organs_bool + \cs_set:Npn \ghsystem_organs: { ~ #1 } , + substance .code:n = + \bool_set_true:N \l__ghsystem_substance_bool + \cs_set:Npn \ghsystem_substance: { ~ #1 } , + text .code:n = + \cs_set:Npn \ghsystem_text: { ~ #1 } , + space .tl_set:N = + \l__ghsystem_number_space_tl , + C-temperature .tl_set:N = + \l__ghsystem_celsius_temperature_tl , + F-temperature .tl_set:N = + \l__ghsystem_fahrenheit_temperature_tl , + kg-mass .tl_set:N = \l__ghsystem_kg_mass_tl , + lbs-mass .tl_set:N = \l__ghsystem_lbs_mass_tl , + dots .tl_set:N = \l__ghsystem_dots_tl , + % \ghspic options: + scale .code:n = + \fp_set:Nn \l__ghsystem_picture_scale_fp { #1 * \l__ghsystem_picture_scale_fp } , + includegraphics .code:n = + \tl_set:Nn \l__ghsystem_picture_includegraphics_tl { , #1 } , + pic-type .choices:nn = { eps , jpg , png , pdf } + { \tl_set_eq:NN \l__ghsystem_picture_type_tl \l_keys_choice_tl } , + % \ghslistall options: + table-head-number .tl_set:N = \l__ghsystem_identifier_tl , + table-head-text .tl_set:N = \l__ghsystem_table_text_tl , + table-next-page .tl_set:N = + \l__ghsystem_table_next_page_tl , + table-row-sep .dim_set:N = + \l__ghsystem_table_line_sep_dim , + table-head-rule .choice: , + table-head-rule / default .code:n = + \tl_set:Nn \l__ghsystem_table_head_rule_tl { \hline } , + table-head-rule / booktabs .code:n = + \ghsystem_booktabs:n { table-head-rule } + \tl_set:Nn \l__ghsystem_table_head_rule_tl { \midrule } , + table-head-rule / none .code:n = + \tl_clear:N \l__ghsystem_table_head_rule_tl , + table-top-head-rule .choice: , + table-top-head-rule / default .code:n = + \tl_set:Nn \l__ghsystem_table_top_head_rule_tl { \hline } , + table-top-head-rule / booktabs .code:n = + \ghsystem_booktabs:n { table-top-head-rule } + \tl_set:Nn \l__ghsystem_table_top_head_rule_tl { \toprule } , + table-top-head-rule / none .code:n = + \tl_clear:N \l__ghsystem_table_top_head_rule_tl , + table-foot-rule .choice: , + table-foot-rule / default .code:n = + \tl_set:Nn \l__ghsystem_table_foot_rule_tl { \hline } , + table-foot-rule / booktabs .code:n = + \ghsystem_booktabs:n { table-foot-rule } + \tl_set:Nn \l__ghsystem_table_foot_rule_tl { \midrule } , + table-foot-rule / none .code:n = + \tl_clear:N \l__ghsystem_table_foot_rule_tl , + table-last-foot-rule .choice: , + table-last-foot-rule / default .code:n = + \tl_set:Nn \l__ghsystem_table_last_foot_rule_tl { \hline } , + table-last-foot-rule / booktabs .code:n = + \ghsystem_booktabs:n { table-last-foot-rule } + \tl_set:Nn \l__ghsystem_table_last_foot_rule_tl { \bottomrule } , + table-last-foot-rule / none .code:n = + \tl_clear:N \l__ghsystem_table_last_foot_rule_tl , + table-rules .choice: , + table-rules / default .code:n = + \tl_set:Nn \l__ghsystem_table_head_rule_tl { \hline } + \tl_set:Nn \l__ghsystem_table_top_head_rule_tl { \hline } + \tl_set:Nn \l__ghsystem_table_foot_rule_tl { \hline } + \tl_set:Nn \l__ghsystem_table_last_foot_rule_tl { \hline } , + table-rules / booktabs .code:n = + \ghsystem_booktabs:n { table-rules } + \tl_set:Nn \l__ghsystem_table_head_rule_tl { \midrule } + \tl_set:Nn \l__ghsystem_table_top_head_rule_tl { \toprule } + \tl_set:Nn \l__ghsystem_table_foot_rule_tl { \midrule } + \tl_set:Nn \l__ghsystem_table_last_foot_rule_tl { \bottomrule } , + table-rules / none .code:n = + \tl_clear:N \l__ghsystem_table_head_rule_tl + \tl_clear:N \l__ghsystem_table_top_head_rule_tl + \tl_clear:N \l__ghsystem_table_foot_rule_tl + \tl_clear:N \l__ghsystem_table_last_foot_rule_tl , + table-caption .tl_set:N = + \l__ghsystem_table_caption_tl , + table-caption-short .tl_set:N = + \l__ghsystem_table_caption_short_tl , + table-label .tl_set:N = + \l__ghsystem_table_label_tl , + table-column-format .tl_set:N = + \l__ghsystem_list_all_column_format_tl , + table-column-width .dim_set:N = + \l__ghsystem_list_all_column_width_dim + } + +% --------------------------------------------------------------------------- % +% the main command for getting the H/EUH/P statements +% \ghs{<type>}{<num>} +% \ghs*{<type>}{<num>} : type without number +% +\NewDocumentCommand \ghs { somm } + { + \group_begin: + \IfBooleanF { #1 } { \bool_set_true:N \l__ghsystem_show_number_bool } + \IfNoValueF { #2 } { \keys_set:nn { chemmacros / ghsystem } { #2 } } + \ghsystem_read_args:nn { #3 } { #4 } + \group_end: + } + +\cs_new:Nn \ghsystem_read_args:nn + { + \__ghsystem_get_type:nN { #1 } \l__ghsystem_tmpa_tl + \prop_get:cnNTF { l__ghsystem_ \l__ghsystem_tmpa_tl _prop } { #2 } \l__ghsystem_tmpb_tl + { + \__ghsystem_is_combination:nn { #1 } { #2 } + \bool_if:NF \l__ghsystem_hide_statement_bool + { \tl_use:N \l__ghsystem_tmpb_tl } + } + { \ghsystem_msg:nnxx { ghsystem } { statements } { #1 } { #2 } } + } + +\cs_new_protected:Nn \__ghsystem_get_type:nN + { + \tl_if_eq:nnT { #1 } { h } { \tl_set:Nn #2 { h } } + \tl_if_eq:nnT { #1 } { H } { \tl_set:Nn #2 { h } } + \tl_if_eq:nnT { #1 } { euh } { \tl_set:Nn #2 { euh } } + \tl_if_eq:nnT { #1 } { Euh } { \tl_set:Nn #2 { euh } } + \tl_if_eq:nnT { #1 } { euH } { \tl_set:Nn #2 { euh } } + \tl_if_eq:nnT { #1 } { eUh } { \tl_set:Nn #2 { euh } } + \tl_if_eq:nnT { #1 } { EUh } { \tl_set:Nn #2 { euh } } + \tl_if_eq:nnT { #1 } { EuH } { \tl_set:Nn #2 { euh } } + \tl_if_eq:nnT { #1 } { eUH } { \tl_set:Nn #2 { euh } } + \tl_if_eq:nnT { #1 } { EUH } { \tl_set:Nn #2 { euh } } + \tl_if_eq:nnT { #1 } { p } { \tl_set:Nn #2 { p } } + \tl_if_eq:nnT { #1 } { P } { \tl_set:Nn #2 { p } } + } + +\cs_new:Nn \__ghsystem_is_combination:nn + { + \tl_if_in:nnTF { #2 } { + } + { \__ghsystem_is_combination_aux_i:w #1,#2 \q_stop } + { \__ghsystem_is_combination_aux_ii:w #1,#2 \q_stop } + } + +\cs_new:Npn \__ghsystem_is_combination_aux_i:w #1,#2+#3 \q_stop + { + \bool_if:NT \l__ghsystem_show_number_bool + { + \tl_to_uppercase:n { #1 } + \tl_use:N \l__ghsystem_number_space_tl + #2 ~ + ~ + \tl_if_in:nnTF { #3 } { + } + { \__ghsystem_is_combination_aux_iii:w #1,#3 \q_stop } + { + \tl_to_uppercase:n { #1 } + \tl_use:N \l__ghsystem_number_space_tl + #3 \bool_if:NF \l__ghsystem_hide_statement_bool { : ~ } + } + } + } + +\cs_new:Npn \__ghsystem_is_combination_aux_ii:w #1,#2 \q_stop + { + \bool_if:NT \l__ghsystem_show_number_bool + { + \tl_to_uppercase:n { #1 } + \tl_use:N \l__ghsystem_number_space_tl + #2 \bool_if:NF \l__ghsystem_hide_statement_bool { : ~ } + } + } + +\cs_new:Npn \__ghsystem_is_combination_aux_iii:w #1,#2+#3 \q_stop + { + \bool_if:NT \l__ghsystem_show_number_bool + { + \tl_to_uppercase:n { #1 } + \tl_use:N \l__ghsystem_number_space_tl + #2 ~ + ~ + \tl_to_uppercase:n { #1 } + \tl_use:N \l__ghsystem_number_space_tl + #3 \bool_if:NF \l__ghsystem_hide_statement_bool { : ~ } + } + } + +% --------------------------------------------------------------------------- % +% list all statements in a table +% +\NewDocumentCommand \ghslistall { o } + { + \group_begin: + \IfNoValueF { #1 } { \keys_set:nn { chemmacros / ghsystem } { #1 } } + \ghsystem_list_all: + \group_end: + } + +\cs_new_protected:Npn \ghsystem_list_all: + { + \int_zero:N \l__ghsystem_tmpa_int + \int_zero:N \l__ghsystem_tmpb_int + \prop_map_inline:Nn \l__ghsystem_p_prop { \int_incr:N \l__ghsystem_tmpa_int } + \dim_set_eq:NN \extrarowheight \l__ghsystem_table_line_sep_dim + \begin { longtable } + { + l + >{ \l__ghsystem_list_all_column_format_tl } + p{ \l__ghsystem_list_all_column_width_dim } + } + \caption [ \l__ghsystem_table_caption_short_tl ] + { + \l__ghsystem_table_caption_tl + \exp_args:No \label { \l__ghsystem_table_label_tl } + } \\ + \l__ghsystem_table_top_head_rule_tl + \textbf { \l__ghsystem_identifier_tl } & + \textbf { \l__ghsystem_table_text_tl } \\ + \l__ghsystem_table_head_rule_tl + \endfirsthead + \l__ghsystem_table_top_head_rule_tl + \textbf { \l__ghsystem_identifier_tl } & + \textbf { \l__ghsystem_table_text_tl } \\ + \l__ghsystem_table_head_rule_tl + \endhead + \l__ghsystem_table_last_foot_rule_tl + \multicolumn{2}{r} { \textit { \l__ghsystem_table_next_page_tl } } + \endfoot + \l__ghsystem_table_foot_rule_tl \multicolumn{2}{r} { } + \endlastfoot + \prop_map_inline:Nn \l__ghsystem_h_prop + { \__ghsystem_read_number:nn { H } { ##1 } & ##2 \\ } + \prop_map_inline:Nn \l__ghsystem_euh_prop + { \__ghsystem_read_number:nn { EUH } { ##1 } & ##2 \\ } + \int_zero:N \l__ghsystem_tmpa_int + \prop_map_inline:Nn \l__ghsystem_p_prop { \int_gincr:N \l__ghsystem_tmpa_int } + \int_zero:N \l__ghsystem_tmpb_int + \prop_map_inline:Nn \l__ghsystem_p_prop + { + \int_gincr:N \l__ghsystem_tmpb_int + \__ghsystem_read_number:nn { P } { ##1 } & ##2 + \int_compare:nNnT { \l__ghsystem_tmpb_int } < { \l__ghsystem_tmpa_int } { \\ } + } + \end { longtable } + } + +\cs_new:Nn \__ghsystem_read_number:nn + { + \tl_if_in:nnTF { #2 } { + } + { \__ghsystem_read_number_aux_i:w #1 , #2 \q_stop } + { #1 \tl_use:N \l__ghsystem_number_space_tl #2 } + } + +\cs_new:Npn \__ghsystem_read_number_aux_i:w #1,#2+#3\q_stop + { + #1 \tl_use:N \l__ghsystem_number_space_tl #2 ~+~ + \tl_if_in:nnTF { #3 } { + } + { \__ghsystem_read_number_aux_ii:w #1,#3 \q_stop } + { #1#3 } + } + +\cs_new:Npn \__ghsystem_read_number_aux_ii:w #1,#2+#3\q_stop + { #1#2 ~+~ #1#3 } + +% --------------------------------------------------------------------------- % +% the picture command +% \ghspic[<options>]{<name>} +% +% test for compilation engine/mode: +\pdftex_if_engine:T { \bool_set_true:N \l__ghsystem_engine_pdftex_bool } +\xetex_if_engine:T { \bool_set_true:N \l__ghsystem_engine_xetex_bool } +\luatex_if_engine:T { \bool_set_true:N \l__ghsystem_engine_luatex_bool } + +\bool_new:N \l__ghsystem_picture_directory_bool + +\bool_if:NT \l__ghsystem_engine_pdftex_bool + { + \ifpdf + \tl_set:Nn \l__ghsystem_picture_type_tl { pdf } + \else + \tl_set:Nn \l__ghsystem_picture_type_tl { eps } + \fi + } +\bool_if:NT \l__ghsystem_engine_xetex_bool + { \tl_set:Nn \l__ghsystem_picture_type_tl { pdf } } +\bool_if:NT \l__ghsystem_engine_luatex_bool + { \tl_set:Nn \l__ghsystem_picture_type_tl { pdf } } + +% the command: +\NewDocumentCommand \ghspic { om } + { + \group_begin: + \IfNoValueF { #1 } { \keys_set:nn { chemmacros / ghsystem } { #1 } } + \ghsystem_pic:n { #2 } + \group_end: + } + +\cs_new_protected:Npn \ghsystem_pic:n #1 + { + \__ghsystem_includegraphics:xn + { + scale = \fp_to_tl:N \l__ghsystem_picture_scale_fp + \exp_not:V \l__ghsystem_picture_includegraphics_tl + } + { ghsystem_ #1 . \l__ghsystem_picture_type_tl } + } + +\cs_new:Nn \__ghsystem_includegraphics:nn + { \includegraphics[#1]{#2} } +\cs_generate_variant:Nn \__ghsystem_includegraphics:nn { xn } + +% -------------------------------------------------------------------------- +% options and setup +\ProcessKeysOptions{ chemmacros / ghsystem } + +\cs_new_protected:Npn \ghsystem_setup:n #1 + { \keys_set:nn { chemmacros / ghsystem } { #1 } } + +\NewDocumentCommand \ghssetup { m } + { \ghsystem_setup:n { #1 } } + +\tex_endinput:D + +% -------------------------------------------------------------------------- +VERSION HISTORY +2012/01/30 - version 3.0a - renamed ghs => ghsystem to make the names unique + (following a request by Karl Berry for TeXlive) +2012/02/05 - version 3.0c - renamed pictogram files (following a request by + Karl Berry for TeXlive) +2012/05/13 - version 3.3a - Italian translations of the H, EUH and P statements +2012/05/18 - version 3.3b - compatibility with MiKTeX +2012/05/18 - version 3.3c - fix in the `ghsystem/language' option +2012/07/24 - version 3.3d - additional picture file type `pdf' +2013/02/19 - version 3.5a - bug fix: `ghsystem' recognizes language again +2013/07/06 - version 4.0 - dropped requirement of `tabu' package. + - new options `table-column-width' and + `table-column-format' + - adapted to changed language setting mechanism in + `chemmacros' + - new command: \loadghsystemlanguage + - the package can be used independently from + `chemmacros' +2013/12/13 - version 4.0a - small changes to `ghsystem_german.def' + - added \ghsystem_dash: and \ghsystem_slash: +2014/01/09 - version 4.2e - bug fix: namespace after language file loading + properly restored +2014/04/08 - version 4.5 - small changes in `ghsystem_italian.def' +2014/04/13 - version 4.5a - added Spanish translations, thanks to Ignacio + Fernández Galván +2014/06/30 - version 4.5b - adapt to deprecated expl3 function +2014/08/07 - version 4.6 - split from `chemmacros' bundle as independent + package + +% -------------------------------------------------------------------------- +% TODO: +- add option to switch between `longtable` and `supertabular` for \ghslistall ? |