summaryrefslogtreecommitdiff
path: root/Master/texmf-dist/tex/generic/tex4ht/tcolorbox.4ht
blob: 2134c25a8714339db72b7386336c2d78913df770 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
% tcolorbox.4ht (2024-04-23-10:44), generated from tex4ht-4ht.tex
% Copyright 2020-2024 TeX Users Group
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either
% version 1.3c 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 1.3c 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 the TeX4ht Project <http://tug.org/tex4ht>.
%
% If you modify this program, changing the
% version identification would be appreciated.
\immediate\write-1{version 2024-04-23-10:44}


% use custom counter that increments for every \tcolorbox
\newcounter{:tcbcolcount}

\ExplSyntaxOn
\def\:tempa{%
  \stepcounter{:tcbcolcount}%
  % save text and background colors for use in CSS
  \get:xcolorcss{tcbcolbacktitle}\:tcbcolbacktitle%
  \get:xcolorcss{tcbcoltitle}\:tcbcoltitle%
  \get:xcolorcss{tcbcolback}\:tcbcolback%
  \get:xcolorcss{tcbcolframe}\:tcbcolframe%
  \get:xcolorcss{tcbcolupper}\:tcbcolupper%
  % make unique ID for this box
  \gdef\:tcbcolid{tcolobox-\arabic{:tcbcolcount}}
  % Open box
  \a:tcolorbox%
  % set label if it exists
  \ifdefined\tcolorbox:label:key%
    \let\@currentlabel\tcolorbox:currentlabel% at this moment, \@currentlabel has wrong value
    %\o:tcb@set@label:{\tcolorbox:label:key}%
    \AnchorLabel% save cross-ref destination
    \o:__tcobox_label:n:{\tcolorbox:label:key}%
    \global\let\tcolorbox:label:key\undefined%
  \fi%
  % open title
  \b:tcolorbox%
  \ifx\kvtcb@title\@empty\else
    \kvtcb@before@title\kvtcb@title\kvtcb@after@title%
  \fi
  % close title and open main box
  \c:tcolorbox%
  \box\tcb@upperbox%
  % the paragraph opened in the upper box can be unclosed
  % but I cannot find an example where it matters. \RecallEndP caused issues in the following sample:
  % https://github.com/michal-h21/make4ht/issues/142#issuecomment-1891507567
  % \RecallEndP
  % deal with lower box, if it is set
  \iftcb@hasLower%
    \a:tcolorlowerbox%
    \box\tcb@lowerbox%
    \b:tcolorlowerbox%
  \fi%
  % We need to close box in \tcb@endboxanddraw
}
\ExplSyntaxOff

\HLet\tcb@drawcolorbox\:tempa
% overwrite other versions of box drawing macros
\HLet\tcb@drawcolorbox@standalone\:tempa
\HLet\tcb@drawcolorbox@breakable\:tempa

% save the state of paragraph before opening the content box
\pend:def\tcb@set@@upper@and@lower{\SaveEndP}

% we need to close tcolorbox environment here,
% in the box. otherwise, last paragraph end
% would be ignored and we would get invalid XML
\def\:tempb{\d:tcolorbox\o:tcb@endboxanddraw:}
\HLet\tcb@endboxanddraw\:tempb

% this should correctly close tcolorbox after the \tcbox command
\append:defIII\tcb@ox{\d:tcolorbox}

% tcolorbox supports libraries, but it loads them
% in a way that doesn't register them for the use
% with .4ht files.
% this fix is for tcblistingscore.code.tex
\NewConfigure{tcblisting}{1}
\def\:tempb{\o:endtcblisting:\d:tcolorbox\a:tcblisting}
\HLet\endtcblisting\:tempb


% this code prevents emptying of the box title when
% some Tcolorbox options are used
\def\:tempb{}
\HLet\tcb@detach@title@code\:tempb

% require end of paragraph before Tcolorbox
\long\def\:tempb[#1]{\EndP\o:tcb@@icolorbox:[#1]}
\HLet\tcb@@icolorbox\:tempb


\NewConfigure{tcolorbox}{4}
\NewConfigure{tcolorlowerbox}{2}

% we need to save current label for a later use
\def\:tempa#1{%
  \xdef\tcolorbox:label:key{#1}%
  \global\let\tcolorbox:currentlabel\@currentlabel%
}

\ExplSyntaxOn
%\HLet\tcb@set@label\:tempa
\HLet\__tcobox_label_label:n\:tempa
\HLet\__tcobox_label_zlabel:n\:tempa
\HLet\__tcobox_label:n\:tempa
\ExplSyntaxOff

\pend:def\tcb@minipage{\SaveEndP}
\pend:def\tcb@minipage@top{\SaveEndP}
\pend:def\tcb@minipage@bottom{\SaveEndP}
\pend:def\tcb@minipage@center{\SaveEndP}


\AfterEndPreamble{%
  % fix \nameref support
  \def\:tempa#1{%
    \gdef\NR:Title{\a:newlabel{#1}}%
    \o:tcb@gettitle:{#1}%
  }%
  \HLet\tcb@gettitle\:tempa
}


\Hinput{tcolorbox}
\endinput