gs1 [was GS1] (17jun21)

git-svn-id: svn://tug.org/texlive/trunk@59620 c570f23f-e606-0410-a88d-b1316a301751

2 files changed, 411 insertions, 0 deletions

diff --git a/Master/texmf-dist/tex/latex/gs1/GS1.sty b/Master/texmf-dist/tex/latex/gs1/GS1.sty
new file mode 100644
index 00000000000..223c9ce5c6d
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/gs1/GS1.sty
@@ -0,0 +1,355 @@
+%%
+%% This is file `GS1.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% GS1.dtx  (with options: `package')
+%% 
+%% EXPERIMENTAL CODE
+%% 
+%% This Work depends on the correct version of expl3 release.  If
+%% you'll update expl3 you may need a update of this this Work too.
+%% 
+%% Do not distribute this file without also distributing the
+%% source files specified above.
+%% 
+%% Do not distribute modified version of this file.
+%% 
+%% File: GS1.dtx Copyright (C) 2012-2017 Markus Kohm
+%%
+%% It may be distributed and/or modified under the conditions of the
+%% LaTeX Project Public License (LPPL), either version 1.3c of this
+%% license or (at your option) any later version.  The latest version
+%% of this license is in the file
+%%
+%%    http://www.latex-project.org/lppl.txt
+%%
+%% This file is part of the "GS1 bundle" (The Work in LPPL)
+%% and all files in that bundle must be distributed together.
+%%
+%% The released version of this bundle is available from CTAN.
+%%
+%% -------------------------------------------------------------------------
+\RequirePackage{expl3}[2017/05/29]
+\GetIdInfo$Id: GS1.dtx 23 2021-06-17 07:00:36Z mjk $
+  {GS1 code handler and barcode generator}
+\ProvidesExplPackage
+  {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
+\RequirePackage{rule-D}
+\cs_new_nopar:Npn \__GS_new_seq_c:cn #1#2
+  {
+    \seq_new:c {c__GS_ #1 _seq}
+    \seq_set_split:Nnn \l_tmpa_seq {} {#2}
+    \seq_gset_eq:cN {c__GS_ #1 _seq} \l_tmpa_seq
+  }
+\__GS_new_seq_c:cn {AB0} {AAAAAA}
+\__GS_new_seq_c:cn {AB1} {AABABB}
+\__GS_new_seq_c:cn {AB2} {AABBAB}
+\__GS_new_seq_c:cn {AB3} {AABBBA}
+\__GS_new_seq_c:cn {AB4} {ABAABB}
+\__GS_new_seq_c:cn {AB5} {ABBAAB}
+\__GS_new_seq_c:cn {AB6} {ABBBAA}
+\__GS_new_seq_c:cn {AB7} {ABABAB}
+\__GS_new_seq_c:cn {AB8} {ABABBA}
+\__GS_new_seq_c:cn {AB9} {ABBABA}
+\__GS_new_seq_c:cn {A0} {3211} % start white (C0 same but start with black)
+\__GS_new_seq_c:cn {A1} {2221}
+\__GS_new_seq_c:cn {A2} {2122}
+\__GS_new_seq_c:cn {A3} {1411}
+\__GS_new_seq_c:cn {A4} {1132}
+\__GS_new_seq_c:cn {A5} {1231}
+\__GS_new_seq_c:cn {A6} {1114}
+\__GS_new_seq_c:cn {A7} {1312}
+\__GS_new_seq_c:cn {A8} {1213}
+\__GS_new_seq_c:cn {A9} {3112}
+\__GS_new_seq_c:cn {B0} {1123} % start white
+\__GS_new_seq_c:cn {B1} {1222}
+\__GS_new_seq_c:cn {B2} {2212}
+\__GS_new_seq_c:cn {B3} {1141}
+\__GS_new_seq_c:cn {B4} {2311}
+\__GS_new_seq_c:cn {B5} {1321}
+\__GS_new_seq_c:cn {B6} {4111}
+\__GS_new_seq_c:cn {B7} {2131}
+\__GS_new_seq_c:cn {B8} {3121}
+\__GS_new_seq_c:cn {B9} {2113}
+\__GS_new_seq_c:cn {margin}         {111} % start black
+\__GS_new_seq_c:cn {separator}    {11111} % start white
+\__GS_new_seq_c:cn {special}     {111111} % start white
+\__GS_new_seq_c:cn {extra_margin}   {112} % start black
+\__GS_new_seq_c:cn {extra_separator} {11} % start white
+\dim_const:Nn \c__GS_module_min_width_dim {0.264mm}
+\dim_const:Nn \c__GS_module_norm_width_dim {0.33mm}
+\cs_new_nopar:Npn \__GS_set_key_code:nn #1#2
+  {
+    \tl_if_exist:NF \l_GS_code_type_tl { \tl_new:N \l_GS_code_type_tl }
+    \tl_set:Nn \l_GS_code_type_tl { #1 }
+    \int_if_exist:NF \l_GS_code_size_int { \int_new:N \l_GS_code_size_int }
+    \int_set:Nn \l_GS_code_size_int { #2 }
+  }
+\keys_define:nn { GS1 }
+  {
+    ocrb          .bool_set:N = \l_GS_use_ocrb_bool,
+    ocrb          .initial:n  = true,
+    module_width  .dim_set:N  = \l_GS_module_wd_dim,
+    module_width  .initial:V  = \c__GS_module_norm_width_dim,
+    module_height .dim_set:N  = \l_GS_module_ht_dim,
+    module_height .initial:V  = \c_zero_dim,
+    code          .choice:,
+    code / EAN-8  .code:n = { \__GS_set_key_code:nn { EAN } {  8 } },
+    code / EAN8   .code:n = { \__GS_set_key_code:nn { EAN } {  8 } },
+    code / EAN-13 .code:n = { \__GS_set_key_code:nn { EAN } { 13 } },
+    code / EAN13  .code:n = { \__GS_set_key_code:nn { EAN } { 13 } },
+    code          .initial:n = EAN-13,
+    scale         .fp_set:N   = \l_GS_scale_fp,
+    scale         .initial:n  = 1.0,
+    scale_to_font .bool_set:N = \l_GS_scale_to_font_bool,
+    scale_to_font .initial:n  = false,
+    add_control   .bool_set:N = \l_GS_add_control_bool,
+    add_control   .initial:n  = false,
+  }
+\seq_new:N \l__GS_code_seq
+\msg_new:nnnn { GS1 } { EAN-code-size }
+  {
+    #1~isn't~a~valid~EAN~code~\msg_line_context:.
+  }
+  {
+    The~given~code~is~neither~a~EAN-8~with~or~without~control~digit,\\
+    nor~a~EAN-13~with~or~without~control~digit.\\\\
+    The~GS1~module~currently~only~supports~EAN-8~and~EAN~13.
+  }
+\msg_new:nnn { GS1 } { module/minwidth }
+  {
+    Resulting~module~width~is~less~than~allowed~minimum~\msg_line_context:.\\\\
+    GS1~specification~declares~a~minimum~module~width~of~#2.\\
+    Currently~the~module~with~would~be~#1.\\
+    To~avoid~problems,~I'll~increase~module~width~to~#2.
+  }
+\cs_new_nopar:Npn \GS_set_code_digit_seq:Nn #1#2
+  {
+    \seq_set_eq:NN #1 \c_empty_seq
+    \tl_map_inline:nn
+      { #2 }
+      {
+        \tl_if_in:nnT
+          {0123456789}
+          {##1}
+          {
+            \seq_put_right:Nn #1 { ##1 }
+          }
+      }
+  }
+\cs_new_nopar:Npn \GS_cut_EAN_control_digit:N #1
+  {
+    \int_case:nnF
+      { \seq_count:N #1 }
+      {
+        {  7 } {  }
+        {  8 } { \seq_pop_right:NN #1 \l_tempa_tl }
+        { 12 } {  }
+        { 13 } { \seq_pop_right:NN #1 \l_tempa_tl }
+      }
+      {
+        \msg_error:nnn { GS1 } { EAN-code-size } { #1 }
+      }
+  }
+\cs_new_nopar:Npn \int_set_to_EAN_control_digit:NN #1#2
+  {
+    \int_zero:N #1
+    \seq_set_eq:NN \l_tmpa_seq #2
+    \bool_until_do:nn
+      { \seq_if_empty_p:N \l_tmpa_seq }
+      {
+        \seq_pop_left:NN \l_tmpa_seq \l_tmpb_tl
+        \int_if_even:nTF
+          { \seq_count:N \l_tmpa_seq }
+          {
+            \int_add:Nn #1 { 3 * \l_tmpb_tl }
+          }
+          {
+            \int_add:Nn #1 { \l_tmpb_tl }
+          }
+      }
+    \int_set:Nn #1 { \int_mod:nn { 10 - \int_mod:nn { #1 } { 10 } } { 10 } }
+  }
+\cs_new_nopar:Npn \GS_set_EAN_control_digit:N #1
+  {
+    \GS_cut_EAN_control_digit:N #1
+    \int_set_to_EAN_control_digit:NN \l_tmpa_int #1
+    \seq_put_right:NV #1 \l_tmpa_int
+  }
+\cs_new_nopar:Npn \__GS_modules:Nn #1#2
+  {
+    \seq_map_inline:Nn #1
+      {
+        \bool_if:NTF \l__GS_black_bool
+          {
+            \bool_set_false:N \l__GS_black_bool
+            \hbox_set:Nn \l_tmpa_box { 0 }
+            \rule:nnn
+              {
+                \dim_eval:n
+                  {
+                    \box_ht:N \l_tmpa_box + \l_GS_module_wd_dim / 2
+                    - \dim_eval:n { #2 } + \l_GS_module_ht_dim
+                  }
+              }
+              { \dim_eval:n { \l_GS_module_wd_dim * ##1 } }
+              { \dim_eval:n { #2 } }
+          }
+          {
+            \bool_set_true:N \l__GS_black_bool
+            \hbox_to_wd:nn { \l_GS_module_wd_dim * ##1 } { }
+          }
+      }
+  }
+
+\cs_new_nopar:Npn \__GS_modules:NnN #1#2#3
+  {
+    \bool_if_exist:NF \l__GS_black_bool { \bool_new:N \l__GS_black_bool }
+    \bool_set_eq:NN \l__GS_black_bool #3
+    \__GS_modules:Nn #1 { #2 }
+  }
+
+\cs_new_nopar:Npn \__GS_modules_start_black:Nn #1#2
+  {
+    \__GS_modules:NnN #1 { #2 } \c_true_bool
+  }
+
+\cs_new_nopar:Npn \__GS_modules_start_white:Nn #1#2
+  {
+    \__GS_modules:NnN #1 { #2 } \c_false_bool
+  }
+
+\cs_generate_variant:Nn \__GS_modules:Nn { c }
+\cs_new_nopar:Npn \GS_use_as_EAN_barcode:N #1
+  {
+    \seq_set_eq:NN \l__GS_code_seq #1
+
+    \int_compare:nNnTF { \l_GS_code_size_int } { = } { 8 }
+      {
+        \hbox_to_wd:nn { \l_GS_module_wd_dim * 7 } { }
+        \seq_set_eq:Nc \l_GS_system_seq { c__GS_AB0_seq }
+      }
+      {
+        \hbox_to_wd:nn { \l_GS_module_wd_dim * 11 } { }
+        \seq_pop_left:NN \l__GS_code_seq \l_tmpa_tl
+        \seq_set_eq:Nc \l_GS_system_seq { c__GS_AB \l_tmpa_tl _seq }
+        \hbox_overlap_left:n { \l_tmpa_tl }
+      }
+
+    \__GS_modules_start_black:Nn \c__GS_margin_seq
+      { \l_GS_module_ht_dim + \l_GS_module_wd_dim * 5 }
+
+    \int_step_inline:nnnn { 1 } { 1 }
+      { \int_div_truncate:nn { \l_GS_code_size_int } { 2 } }
+      {
+        \seq_pop_left:NN \l__GS_code_seq \l_tmpa_tl
+        \hbox_overlap_right:n { \l_tmpa_tl }
+        \seq_pop_left:NN \l_GS_system_seq \l_tmpb_tl
+        \__GS_modules:cn { c__GS_ \l_tmpb_tl \l_tmpa_tl _seq }
+          { \l_GS_module_ht_dim }
+      }
+
+    \__GS_modules_start_white:Nn \c__GS_separator_seq
+      { \l_GS_module_ht_dim + \l_GS_module_wd_dim * 5 }
+
+    \int_step_inline:nnnn { 1 } { 1 }
+      { \int_div_truncate:nn { \l_GS_code_size_int } { 2 } }
+      {
+        \seq_pop_left:NN \l__GS_code_seq \l_tmpa_tl
+        \hbox_overlap_right:n { \l_tmpa_tl }
+        \__GS_modules:cn { c__GS_A \l_tmpa_tl _seq }
+          { \l_GS_module_ht_dim }
+      }
+
+    \__GS_modules_start_black:Nn \c__GS_margin_seq
+      { \l_GS_module_ht_dim + \l_GS_module_wd_dim * 5 }
+
+    \hbox_to_wd:nn { \l_GS_module_wd_dim * 7 } { }
+  }
+\RequirePackage{xparse}
+\NewDocumentCommand \EANControlDigit
+  { m }
+  {
+    \group_begin:
+      \GS_set_code_digit_seq:Nn \l__GS_code_seq { #1 }
+      \GS_cut_EAN_control_digit:N \l__GS_code_seq
+      \int_set_to_EAN_control_digit:NN \l_tmpa_int \l__GS_code_seq
+      \int_to_arabic:n { \l_tmpa_int }
+    \group_end:
+  }
+\NewDocumentCommand \EANBarcode
+  { o m }
+  {
+    \group_begin:
+      \IfNoValueF{#1}{ \keys_set:nn { GS1 } { #1 } }
+      \dim_compare:nNnT { \l_GS_module_ht_dim } { = } { \c_zero_dim }
+        {
+          \int_compare:nNnTF { \l_GS_code_size_int } { = } { 8 }
+            { \dim_set:Nn \l_GS_module_ht_dim { 21.31 mm } }
+            { \dim_set:Nn \l_GS_module_ht_dim { 25.01 mm } }
+        }
+      \bool_if:nT \l_GS_use_ocrb_bool
+        {
+          \usefont{OT1}{ocrb}{m}{n}\fontsize{9}{9}\selectfont
+        }
+
+      \GS_set_code_digit_seq:Nn \l__GS_code_seq { #2 }
+
+      \bool_if:NT \l_GS_add_control_bool
+        {
+          \GS_set_EAN_control_digit:N \l__GS_code_seq
+        }
+
+      \int_compare:nNnT
+        { \seq_count:N \l__GS_code_seq }
+        { > }
+        { \l_GS_code_size_int }
+        {
+          \msg_error:nnn { GS1 } { EAN-code-size } { #2 }
+        }
+      \int_while_do:nNnn
+        { \seq_count:N \l__GS_code_seq }
+        { < }
+        { \l_GS_code_size_int }
+        {
+          \seq_put_left:Nn \l__GS_code_seq { 0 }
+        }
+
+      \bool_if:NT \l_GS_scale_to_font_bool {
+        \hbox_set:Nn \l_tmpa_box { 0 }
+        \dim_set:Nn \l_GS_module_wd_dim { \box_wd:N \l_tmpa_box / 7 }
+      }
+
+     \dim_set:Nn \l_tmpa_dim
+       { \fp_to_decimal:N \l_GS_scale_fp \l_GS_module_wd_dim }
+
+     \dim_compare:nNnT
+        { \l_tmpa_dim }
+        { < }
+        { \c__GS_module_min_width_dim }
+        {
+          \msg_warning:nnxx { GS1 } { module/minwidth }
+            { \dim_use:N \l_GS_module_wd_dim }
+            { \dim_use:N \c__GS_module_min_width_dim }
+          \dim_set:Nn \l_GS_module_wd_dim
+          {
+            \c__GS_module_min_width_dim *
+            100 / \fp_to_int:n { 100 * \l_GS_scale_fp }
+          }
+        }
+
+      \hbox_set:Nn \l_tmpa_box { \GS_use_as_EAN_barcode:N \l__GS_code_seq }
+      \box_scale:Nnn \l_tmpa_box
+        { \fp_to_int:n { 100 * \l_GS_scale_fp } / 100 }
+        { \fp_to_int:n { 100 * \l_GS_scale_fp } / 100 }
+      \box_use:N \l_tmpa_box
+    \group_end:
+  }
+\NewDocumentCommand \GSSetup
+  { m }
+  { \keys_set:nn { GS1 } { #1 } }
+%% 
+%%
+%% End of file `GS1.sty'.
diff --git a/Master/texmf-dist/tex/latex/gs1/rule-D.sty b/Master/texmf-dist/tex/latex/gs1/rule-D.sty
new file mode 100644
index 00000000000..e5ee017e215
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/gs1/rule-D.sty
@@ -0,0 +1,56 @@
+%%
+%% This is file `rule-D.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% rule-D.dtx  (with options: `package')
+%% 
+%% EXPERIMENTAL CODE
+%% 
+%% This Work depends on the correct version of expl3 release.  If
+%% you'll update expl3 you may need a update of this this Work too.
+%% 
+%% Do not distribute this file without also distributing the
+%% source files specified above.
+%% 
+%% Do not distribute modified version of this file.
+%% 
+%% File: rule-D.dtx Copyright (C) 2017-2021 Markus Kohm
+%%
+%% It may be distributed and/or modified under the conditions of the
+%% LaTeX Project Public License (LPPL), either version 1.3c of this
+%% license or (at your option) any later version.  The latest version
+%% of this license is in the file
+%%
+%%    http://www.latex-project.org/lppl.txt
+%%
+%% This file is part of the "GS1 bundle" (The Work in LPPL)
+%% and all files in that bundle must be distributed together.
+%%
+%% The released version of this bundle is available from CTAN.
+%%
+%% -------------------------------------------------------------------------
+\RequirePackage{expl3}[2019/01/17]
+\GetIdInfo$Id: rule-D.dtx 23 2021-06-17 07:00:36Z mjk $
+  {rule functions for LaTeX3}
+\ProvidesExplPackage
+  {rule-D} {\ExplFileDate} {\ExplFileVersion}
+  {experimental~L3~rule~functions}
+\cs_new:Npn \rule:nn #1#2
+  {
+    \rule:nnn { \c_zero_dim } { #1 } { #2 }
+  }
+\cs_new:Npn \rule:nnn #1#2#3
+  {
+    \hbox_unpack_drop:N \c_empty_box
+    \hbox:n
+      {
+        \tex_vrule:D width \dim_eval:n { #2 }
+                     height \dim_eval:n { #1 + #3 }
+                     depth -\dim_eval:n { #1 }
+      }
+  }
+%% 
+%%
+%% End of file `rule-D.sty'.