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\ProvidesExplPackage {tagpdf-space-code} {2019/07/02} {0.61}
{part of tagpdf - code related to real space chars}
% luatex uses an attribute (declared in the driver file) and some luacode in tagpdf.lua
% perhaps I will split the code by engine in the future
\sys_if_engine_pdftex:T
{
\pdfglyphtounicode{space}{0020}
\keys_define:nn { uftag / setup }
{
interwordspace .choices:nn = { true, on } { \pdfinterwordspaceon },
interwordspace .choices:nn = { false, off }{ \pdfinterwordspaceon },
show-spaces .bool_set:N = \l__uftag_showspaces_bool
}
}
\sys_if_engine_luatex:T
{
\keys_define:nn { uftag / setup }
{
interwordspace .choices:nn = { true, on }
{ \directlua{uftag.func.markspaceon()} },
interwordspace .choices:nn = { false, off }
{\directlua{uftag.func.markspaceoff()} },
show-spaces .choice:,
show-spaces / true .code:n = {\directlua{uftag.trace.showspaces=true}},
show-spaces / false .code:n = {\directlua{uftag.trace.showspaces=nil}},
show-spaces .default:n = true
}
\cs_new_protected:Nn \__uftag_fakespace:
{
\group_begin:
\setattribute\g__uftag_interwordspace_attr{1}
\setattribute\g__uftag_interwordfont_attr{\directlua{tex.print(\the\catcodetable@latex, font.current())}}
\skip_horizontal:n{\c_zero_skip}
\group_end:
}
}
\endinput
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