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% --------------------------------------------------------------------------
%
% the CHEMMACROS package -- module: `acid-base'
%
% --------------------------------------------------------------------------
% Clemens Niederberger
% --------------------------------------------------------------------------
% https://github.org/cgnieder/chemmacros/
% contact@mychemistry.eu
% --------------------------------------------------------------------------
% If you have any ideas, questions, suggestions or bugs to report, please
% feel free to contact me.
% --------------------------------------------------------------------------
% Copyright 2011-2016 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.
% --------------------------------------------------------------------------
\ChemModule{acid-base}{2016/02/04 acid/base}
\chemmacros_load_modules:n {charges}
% --------------------------------------------------------------------------
% equilibrium constants:
\tl_new:N \l__chemmacros_equilibrium_constant_tl
\tl_set:Nn \l__chemmacros_equilibrium_constant_tl {K}
\prop_new:N \l__chemmacros_eq_constants_prop
\prg_new_conditional:Npnn \chemmacros_if_eq_constant:Nn #1#2 {T,F,TF}
{
\cs_if_exist:NTF #1
{
\tl_if_eq:xnTF
{ \prop_item:Nn \l__chemmacros_eq_constants_prop {#1} }
{#2}
{ \prg_return_true: }
{ \prg_return_false: }
}
{ \prg_return_false: }
}
\cs_generate_variant:Nn \tl_if_eq:nnTF {x}
% #1: cs
% #2: translation id and option name
% #3: default translation
\cs_new_protected:Npn \chemmacros_define_eq_constant:Nnn #1#2#3
{
\chemmacros_if_eq_constant:NnF {#1} {#2}
{
\cs_new_protected:Npn #1 {}
\prop_put:Nnn \l__chemmacros_eq_constants_prop {#1} {#2}
\tl_new:c {l__chemmacros_#2_tl}
\chemmacros_define_keys:nn {acid-base}
{ #2 .tl_set:c = l__chemmacros_#2_tl }
}
\tl_set:cn
{l__chemmacros_#2_tl}
{ \chemmacros_translate:n {#2} }
\DeclareTranslationFallback {#2} {#3}
\cs_set_protected:Npn #1
{
\ensuremath
{
\chemmacros_bold:n
{
\l__chemmacros_equilibrium_constant_tl
\c_math_subscript_token
{ \tl_use:c {l__chemmacros_#2_tl} }
}
}
}
}
\NewChemMacroset {EqConstant} {mmm}
{ \chemmacros_define_eq_constant:Nnn #1 {#2} {#3} }
\NewChemEqConstant \Ka {K-acid} { \mathrm{a} }
\NewChemEqConstant \Kb {K-base} { \mathrm{b} }
\NewChemEqConstant \Kw {K-water} { \mathrm{w} }
\chemmacros_if_compatiblity:nnT {>=} {5.4}
{
\chemmacros_define_keys:nn {acid-base}
{ eq-constant .tl_set:N = \l__chemmacros_equilibrium_constant_tl }
}
\chemmacros_define_keys:nn {acid-base}
{
p-style .choice: ,
p-style / slanted .code:n = \cs_set_eq:NN \chemmacros_p_style:n \textsl ,
p-style / italics .code:n = \cs_set_eq:NN \chemmacros_p_style:n \textit ,
p-style / upright .code:n = \cs_set_eq:NN \chemmacros_p_style:n \textup ,
p-style .initial:n = upright
}
\cs_new_protected:Npn \chemmacros_p:n #1
{
\group_begin:
\mbox
{
\chemmacros_p_style:n {p}
\ensuremath {#1}
}
\group_end:
}
\NewDocumentCommand \p {m} { \chemmacros_p:n {#1} }
\NewDocumentCommand \pH {} { \chemmacros_p:n { \chemmacros_chemformula:n {H} } }
\NewDocumentCommand \pOH {} { \chemmacros_p:n { \chemmacros_chemformula:n {OH} } }
\NewDocumentCommand \pKa {o}
{
\chemmacros_p:n
{
\Ka \IfNoValueF {#1}
{ {} \c_math_subscript_token { \chemmacros_bold:n {#1} } }
}
}
\NewDocumentCommand \pKb {o}
{
\chemmacros_p:n
{
\Kb \IfNoValueF {#1}
{ {} \c_math_subscript_token { \chemmacros_bold:n {#1} } }
}
}
% --------------------------------------------------------------------------
\tex_endinput:D
2016/02/04 - \NewChemEqConstant and family, new option `eq-constant'
|
