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authorKarl Berry <karl@freefriends.org>2019-12-05 21:23:07 +0000
committerKarl Berry <karl@freefriends.org>2019-12-05 21:23:07 +0000
commit0ed7b2cd92f7a81334f612df3e37211f8333ae75 (patch)
tree2bcbe01d8e86cbf57d64069a153346da4936b00a /Master/texmf-dist
parent7f43f3692e1354166c0623faf83c84b23d041ea3 (diff)
barracuda (5dec19)
git-svn-id: svn://tug.org/texlive/trunk@53034 c570f23f-e606-0410-a88d-b1316a301751
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-rw-r--r--Master/texmf-dist/doc/luatex/barracuda/INSTALL.txt37
-rw-r--r--Master/texmf-dist/doc/luatex/barracuda/LICENSE.txt339
-rw-r--r--Master/texmf-dist/doc/luatex/barracuda/README.md95
-rw-r--r--Master/texmf-dist/doc/luatex/barracuda/TODO.txt92
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-rw-r--r--Master/texmf-dist/doc/luatex/barracuda/test/test-i2of5/001-i2of5-test.tex187
-rw-r--r--Master/texmf-dist/scripts/barracuda/barracuda.lua116
-rw-r--r--Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-barcode.lua544
-rw-r--r--Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-code128.lua341
-rw-r--r--Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-code39.lua381
-rw-r--r--Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-ean.lua790
-rw-r--r--Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-i2of5.lua378
-rw-r--r--Master/texmf-dist/scripts/barracuda/lib-driver/brcd-driver.lua399
-rw-r--r--Master/texmf-dist/scripts/barracuda/lib-driver/brcd-drv-pdfliteral.lua284
-rw-r--r--Master/texmf-dist/scripts/barracuda/lib-driver/brcd-drv-svg.lua260
-rw-r--r--Master/texmf-dist/scripts/barracuda/lib-geo/brcd-gacanvas.lua340
-rw-r--r--Master/texmf-dist/scripts/barracuda/lib-geo/brcd-libgeo.lua289
-rw-r--r--Master/texmf-dist/tex/luatex/barracuda/barracuda.sty21
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diff --git a/Master/texmf-dist/doc/luatex/barracuda/INSTALL.txt b/Master/texmf-dist/doc/luatex/barracuda/INSTALL.txt
new file mode 100644
index 00000000000..0c06f98488f
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/INSTALL.txt
@@ -0,0 +1,37 @@
+Installation
+============
+
+Installing `barracuda` for TeX Live
+-----------------------------------
+
+If you have TeX Live installed from CTAN or from DVD TeX Collection, before
+any modification to your system check if the package is already installed
+looking for `installed` key in the output of the command:
+
+ $ tlmgr show barracuda
+
+If `barracuda` is not present, run the command:
+
+ $ tlmgr install barracuda
+
+If you have installed TeX Live via Linux OS repository try your distribution's
+package management system.
+
+It's also possible a manual installation:
+
+ a. Grab the sources from CTAN or https://github.com/robitex/barracuda .
+ b. Unzip it at the root of one or your TDS trees.
+ c. You may need to update some filename database after this running `texhash`,
+ see your TeX distribution's manual for details.
+
+Any TeX Live documentation files can be easily opened on screen with the
+`texdoc` command line utility (this way is very handy).
+
+ $ texdoc pkgname
+
+Installing for Lua
+------------------
+
+Manually copy the `src` folder content to a suitable directory of your system
+that is reachable to a Lua interpreter.
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/LICENSE.txt b/Master/texmf-dist/doc/luatex/barracuda/LICENSE.txt
new file mode 100644
index 00000000000..d1d6cd4ea1d
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/LICENSE.txt
@@ -0,0 +1,339 @@
+GNU GENERAL PUBLIC LICENSE
+ Version 2, June 1991
+
+ Copyright (C) 1989, 1991 Free Software Foundation, Inc.
+ 675 Mass Ave, Cambridge, MA 02139, USA
+ Everyone is permitted to copy and distribute verbatim copies
+ of this license document, but changing it is not allowed.
+
+ Preamble
+
+ The licenses for most software are designed to take away your
+freedom to share and change it. By contrast, the GNU General Public
+License is intended to guarantee your freedom to share and change free
+software--to make sure the software is free for all its users. This
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+Foundation's software and to any other program whose authors commit to
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+the GNU Library General Public License instead.) You can apply it to
+your programs, too.
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+These restrictions translate to certain responsibilities for you if you
+distribute copies of the software, or if you modify it.
+
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+ 0. This License applies to any program or other work which contains
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+Foundation.
+
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+ NO WARRANTY
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+
+ END OF TERMS AND CONDITIONS
+
+ Appendix: How to Apply These Terms to Your New Programs
+
+ If you develop a new program, and you want it to be of the greatest
+possible use to the public, the best way to achieve this is to make it
+free software which everyone can redistribute and change under these terms.
+
+ To do so, attach the following notices to the program. It is safest
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+
+ <one line to give the program's name and a brief idea of what it does.>
+ Copyright (C) 19yy <name of author>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ GNU General Public License for more details.
+
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+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+Also add information on how to contact you by electronic and paper mail.
+
+If the program is interactive, make it output a short notice like this
+when it starts in an interactive mode:
+
+ Gnomovision version 69, Copyright (C) 19yy name of author
+ Gnomovision comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
+ This is free software, and you are welcome to redistribute it
+ under certain conditions; type `show c' for details.
+
+The hypothetical commands `show w' and `show c' should show the appropriate
+parts of the General Public License. Of course, the commands you use may
+be called something other than `show w' and `show c'; they could even be
+mouse-clicks or menu items--whatever suits your program.
+
+You should also get your employer (if you work as a programmer) or your
+school, if any, to sign a "copyright disclaimer" for the program, if
+necessary. Here is a sample; alter the names:
+
+ Yoyodyne, Inc., hereby disclaims all copyright interest in the program
+ `Gnomovision' (which makes passes at compilers) written by James Hacker.
+
+ <signature of Ty Coon>, 1 April 1989
+ Ty Coon, President of Vice
+
+This General Public License does not permit incorporating your program into
+proprietary programs. If your program is a subroutine library, you may
+consider it more useful to permit linking proprietary applications with the
+library. If this is what you want to do, use the GNU Library General
+Public License instead of this License.
diff --git a/Master/texmf-dist/doc/luatex/barracuda/README.md b/Master/texmf-dist/doc/luatex/barracuda/README.md
new file mode 100644
index 00000000000..6dc3ccb2db0
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/README.md
@@ -0,0 +1,95 @@
+# `barracuda` project
+
+This Lua library is for drawing barcode symbols. The project delivers modules
+to typeset barcode from within a LuaTeX document. Therefore is also possible
+to use `barracuda` with a Lua standalone interpreter to draw barcodes with
+different graphic format such as `SVG` (see an example below).
+This package does not have dependences.
+
+![a SVG formatted Code39 symbol](/test/test-ga-svg/test-code39.svg)
+
+Internal modules is structured to ensure good performance and to allow a
+complete user control over barcode symbol parameters :thumbsup: .
+
+Although development is in beta stage, `barracuda` has a good level of
+stability.
+
+## Current version information
+
+Version: v0.0.9.1
+Date: 2019-12-04
+
+## Barcode symbologies list
+
+So far, are supported
+
+- Code 39
+- Code 128
+- Interleaved 2 of 5
+- EAN family (EAN8, EAN13, and the add-ons EAN5 and EAN2)
+
+Other 1D encoding symbology will be added to the project, then it will be the
+turn of 2D barcode types like Datamatrix, QRCode or PDF417.
+
+## A very simple LaTeX example
+
+The LaTeX package `barracuda.sty` under the cover uses Lua code so you need to
+compile your source files with LuaTeX or LuajitTeX with the LaTeX format.
+
+For instance, here there is a minimal example for LuaLaTeX:
+
+```latex
+% !TeX program = LuaLaTeX
+\documentclass{article}
+\usepackage{barracuda}
+\begin{document}
+\barracuda{code39}{123ABC}
+\end{document}
+```
+
+## Documentation
+
+Details and package reference can be found in the manual delivered in the `doc`
+project directory, even if it is very minimal at the moment.
+
+Directory `test` contains files useful also for code examples.
+
+## Installation
+
+The `barracuda` package can be used with pure Lua interpreter or from within a
+TeX source file for Lua-powered typesetting engine like LuaTeX. In the first
+case you can manually copy `src` folder content to a suitable directory of
+your system. Otherwise, you can install the package via `tlmgr` for your TeX
+Live distribution.
+
+If you have installed TeX Live with the `full` schema, `barracuda` is just
+available and no further action is required. Please, take into account that
+only the tagged version (in the `git` sense) of the package will be sent to
+CTAN. This means that intermediate development version between consecutive
+releases can be found only at https://github.com/robitex/barracuda .
+
+TeX Live distribution or Lua interpreter executable are available for a very
+large number of Operating Systems so it is also for `barracuda`.
+
+Step by step istruction can be found in the INSTALL.txt file.
+
+## Contribute
+
+Contributes are welcome in any form and for any topics. You can contact me
+directly via email at giaconet.mailbox@gmail.com or via a pull request on the
+repository https://github.com/robitex/barracuda or writing a public message
+via the web page https://github.com/robitex/barracuda/issues for todos, bugs,
+feature requests, and more (press the bottom `New issue`).
+
+Anyway, as a starting point take a look of TODO.txt file for the next
+scheduled development tasks.
+
+## License
+
+`barracuda` project is released under the
+[GNU GPL v2](https://www.gnu.org/licenses/old-licenses/gpl-2.0.html).
+Please, for more legal details refer to LICENSE.txt file or visit the web page
+https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+
+Copyright (C) 2019 Roberto Giacomelli
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/TODO.txt b/Master/texmf-dist/doc/luatex/barracuda/TODO.txt
new file mode 100644
index 00000000000..5b1970810c2
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@@ -0,0 +1,92 @@
+Development Program Task Table
+
+Hypothetical developing tasks list:
+
+__.__: 20__-__-__: [dev] TiKz driver
+__.__: 20__-__-__: [dev] debug driver, ga code pretty printing
+__.__: 20__-__-__: [dev] make thing happen: font property for text
+__.__: 20__-__-__: [dev] develop LaTeX user package
+__.__: 20__-__-__: [dev] coherent error management
+__.__: 20__-__-__: [dev] proportional options
+__.__: 20__-__-__: [dev] a number parameter can be a string? unit measure...
+__.__: 20__-__-__: [prj] a command line program to print barcodes
+__.__: 20__-__-__: [man] put ga-asm-spec together with the manual
+__.__: 2019-__-__: [dev] guard text in EAN simbology
+__.__: 2019-__-__: [dev] ISBN support
+__.__: 2019-__-__: [dev] UPC support
+__.__: 2019-__-__: [dev] make optional file name in all the Driver methods
+__.__: 2019-__-__: [prj] use l3build for testing and CTAN files packaging
+
+Scheduled tasks (What we are working on):
+[ ] <v0.1> 2019-__-__: Data Matrix 2D symbology
+
+__.__: 2019-__-__: [dmx] data matrix first run
+__.__: 2019-__-__: [dmx] ecc200 error correction code
+__.__: 2019-__-__: [svg] opcode for grids
+__.__: 2019-__-__: [pdf] opcode for grids
+__.__: 2019-__-__: [gas] ga-asm grid opcode
+__.__: 2019-__-__: [geo] grid vector object
+_1.__: 2019-__-__: [dev] init source file encoder for Data Matrix
+
+[🎉] <v0.0.9.1> 2019-12-04: prelude to version v0.1
+09.15: 2019-11-29: [prj] upload to CTAN version v0.0.9.1 (CTAN conditions)
+09.14: 2019-11-29: [prj] upload to CTAN version v0.0.9
+09.13: 2019-11-26: [man] say something about barracuda.sty
+09.12: 2019-11-26: [man] edit the section 'A more deep look' for clearness
+09.11: 2019-11-26: [prj] reformat todo file: no more date at line end
+09.10: 2019-11-26: [svg] take dimensions as scaled point and then mm
+09.09: 2019-11-26: [prj] every dev task ends with a repository commit
+09.08: 2019-11-25: [prj] .gitignore .out file
+09.07: 2019-11-25: [svg] support for text
+09.06: 2019-11-25: [man] time to get an usable manual even if minimal
+09.05: 2019-11-23: [chk] some new test files
+09.04: 2019-11-23: [dev] new barracuda methods save() and hbox()
+09.03: 2019-11-20: [svg] driver first run
+09.02: 2019-11-10: [dev] implement ga opcode for line-join style and line-cap style
+09.01: 2019-11-10: [prj] make lib-parseopt a separated project
+
+Completed tasks:
+
+<Version 0.0.8> move costructors to the barcode abstract class 🎉 2019-11-09
+Task 8.5: adopted new Barcode costructors in the EAN encoder 2019-11-09
+Task 8.4: adopted new Barcode costructors in the ITF encoder 2019-11-09
+Task 8.3: adopted new Barcode costructors in the Code128 encoder 2019-11-09
+Task 8.2: adopted new Barcode costructors in the Code39 encoder 2019-11-04
+Task 8.1: new costructor method in the barcode superclass 2019-11-04
+
+<Version 0.0.7> code refactoring for ga-canvas 🎉 2019-11-02
+Task 7.5: recompile all the test files 2019-11-02
+Task 7.4: new functions canvas:encode_<obj>() 2019-11-02
+Task 7.3: text position options for Code39 became two indipendent 2019-11-02
+Task 7.2: added a new code39 test file (and bugs fixed) 2019-11-02
+Task 7.1: added subdirectories in the test tree 2019-11-02
+
+<Version 0.0.6> implement Interleaved 2 of 5 encoder 🎉 2019-07-02
+Task 6.4: test files 2019-07-02
+Task 6.3: add bearer bars for itf encoder 2019-07-02
+Task 6.2: check digit capability for itf 2 of 5 encoder 2019-07-02
+Task 6.1: implement basic Interleaved 2 of 5 encoder 2019-06-29
+
+<Version 0.0.5> implement Code128 and EAN family encoders 🎉 2019-01-27
+Task 5.5: test file 2019-01-27
+Task 5.4: implement EAN2 variant 2019-01-26
+Task 5.3: implement EAN5 variant 2019-01-26
+Task 5.2: new family encoder concept 2019-01-25
+Task 5.1: implement EAN13 encoder 2019-01-12
+Task 4.4: refactoring param iterator 2018-12-30
+Task 4.3: test the local system of option set up for Code128 2018-12-30
+Task 4.2: test the local system of option set up for Code39 2018-12-30
+Task 4.1: test for ga-canvas 2018-12-29
+Task 3.3: opt in Code 39 and Code 128 symbol constructors 2018-12-24
+Task 3.2: focus on a new constructor in Barcode Class for
+ better encoder implementation 2018-12-21
+Task 3.1: import and refactoring previous Code128 encoder code 2018-12-16
+
+<Version 0.0.2> 🎉 2018-12-11
+Task 2.5: option text_gap for code39 2018-12-11
+Task 2.4: resolved the horizontal correction in spaced text 2018-12-11
+Task 2.3: further text option for the Code39 encoder 2018-12-06
+Task 2.2: include minimal text ability to the system
+Task 2.1: design and implement a basic framework
+
+<Version 0.0.1> open 0.0.1 alpha dev master branch 🎉 2018-11-30
diff --git a/Master/texmf-dist/doc/luatex/barracuda/doc/barracuda-ga-asm.pdf b/Master/texmf-dist/doc/luatex/barracuda/doc/barracuda-ga-asm.pdf
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diff --git a/Master/texmf-dist/doc/luatex/barracuda/doc/barracuda-ga-asm.tex b/Master/texmf-dist/doc/luatex/barracuda/doc/barracuda-ga-asm.tex
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+% !TeX program = LuaLaTeX
+% Copyright (C) 2019 Roberto Giacomelli
+
+\documentclass{article}
+
+\usepackage{fontspec}
+\setmainfont{Libertinus Serif}
+
+\usepackage[margin=18mm]{geometry}
+\usepackage{array}
+\usepackage{booktabs}
+
+\newcolumntype{C}{>{\ttfamily}c}
+\newcolumntype{L}{>{\ttfamily}l}
+
+\begin{document}
+Goal: describe geometrical object like lines and rectangles
+mainly for a barcode drawing library.
+
+
+
+\section{\texttt{ga} instruction set}
+
+A graphic data specification format called '\texttt{ga}' \emph{graphic alchemy},
+or if you want \emph{generic graphic assembler}.
+
+\begin{verbatim}
+ga<DIM, UINT> := generic graphic assembler
+ <DIM> := numeric type parameter for dimension, for example f64 or i32
+ <UINT> := numeric type parameter for quantity, an unsigned integer, i.e. u8
+
+ga<DIM, UINT> := +Elem<DIM, UINT>
+
+Elem<DIM, UINT> := Code<u8> + Args<DIM, UINT>
+
+Code<u8> := State<u8> | Object<u8> | Fn<u8>
+ State<u8> := 1 -> 31 -- graphic properties
+ Object<u8> := 32 -> 239 -- graphic objects
+ Fn<u8> := 240 -> 255 -- functions
+
+Args<DIM, UINT> : <x: DIM> | <e: u8> | <n: UINT> | <c: CHARS>
+ <x: DIM> := a dimension value of type DIM
+ <e: u8> := an enumeration value of type u8 (unsigned byte)
+ <n: UINT> := an unsigned integer for multiplicity
+ <c: CHARS> := chars sequence ended with 0
+\end{verbatim}
+
+
+
+\section{Properties}
+
+Colors, linecap style etc\dots
+
+\noindent\begin{tabular}{CLlL}
+\toprule
+OpCode & Mnemonic key & Graphic property & Operands\\
+\midrule
+ 1 & pen\_thick & Line thick & <w: DIM>\\
+ 2 & line\_cap\_style & Line cap style & <e: u8>\\
+ 3 & line\_join\_style & Line join style & <e: u8>\\
+ 8 & color & ... \\
+\midrule
+30 & start\_bbox\_group & Stop to check the bounding box & -\\
+31 & end\_bbox\_group & Set a bounding box and restart to check & <x1: DIM> <y1: DIM> <x2: DIM> <y2: DIM>\\
+\bottomrule
+\end{tabular}
+
+
+
+\section{Objects}
+
+\subsection{Lines}
+
+A segment that starts from point P1 (x1, y1) and ends to P2 (x2, y2).
+
+\noindent\begin{tabular}{CLlL}
+\toprule
+OpCode & Mnemonic key & Graphic object & Operands\\
+\midrule
+32 & line & Line & <x1: DIM> <y1: DIM> <x2: DIM> <y2: DIM>\\
+33 & hline & Horizontal line & <x1: DIM> <x2: DIM> <y: DIM>\\
+34 & vline & Vertical line & <y1: DIM> <y2: DIM> <x: DIM>\\
+\midrule
+36 & vbar & Vertical bars & <y1: DIM> <y2: DIM> <b: UINT> <x1: DIM> <t1: DIM> ...\\
+37 & hbar & Horizontal bars & <x1: DIM> <x2: DIM> <b: UINT> <y1: DIM> <t1: DIM> ...\\
+\midrule
+38 & polyline & Open polyline & <n: UINT> <x1: DIM> <y1: DIM> <x2: DIM> <y2: DIM> ...\\
+39 & c\_polyline & Closed polyline & <n: UINT> <x1: DIM> <y1: DIM> <x2: DIM> <y2: DIM> ...\\
+\bottomrule
+\end{tabular}
+
+
+\subsection{Rectangles}
+
+\noindent\begin{tabular}{CLlL}
+\toprule
+OpCode & Mnemonic key & Graphic object & Operands\\
+\midrule
+ 48 & rect & Rectangle & <x1: DIM> <y1: DIM> <x2: DIM> <y2: DIM>\\
+ 49 & f\_rect & Filled rectangle & <x1: DIM> <y1: DIM> <x2: DIM> <y2: DIM>\\
+ 50 & rect\_size & Rectangle & <x1: DIM> <y1: DIM> <w: DIM> <h: DIM>\\
+ 51 & f\_rect\_size & Filled rectangle & <x1: DIM> <y1: DIM> <w: DIM> <h: DIM>\\
+
+\bottomrule
+\end{tabular}
+
+
+\subsection{Text}
+
+\noindent\begin{tabular}{CLl}
+\toprule
+OpCode & Mnemonic key & Graphic object/Operands\\
+\midrule
+ 130 & text & A text with several glyphs\\
+ & & \ttfamily <ax: FLOAT> <ay: FLOAT> <xpos: DIM> <ypos: DIM> <c: CHARS>\\
+\midrule
+ 131 & text\_xspaced & A text with glyphs equally spaced on its vertical axis\\
+ & & \ttfamily <x1: DIM> <xgap: DIM> <ay: FLOAT> <ypos: DIM> <c: CHARS>\\
+\midrule
+ 132 & text\_xwidth & Glyphs equally spaced on vertical axis between two x coordinates\\
+ & & \ttfamily <ay: FLOAT> <x1: DIM> <x2: DIM> <y: DIM> <c: CHARS>\\
+\midrule
+ & under design assessment\\
+ 140 & \_text\_group & Texts on the same baseline \\
+ & & \ttfamily <ay: DIM> <y: DIM> <n: UINT> <<xi: DIM> <ai: FLOAT> <ci: CHARS>> \\
+\bottomrule
+\end{tabular}
+
+
+\subsection{Function}
+
+
+\noindent\begin{tabular}{CLlL}
+\toprule
+OpCode & Mnemonic key & Function & Operands\\
+\midrule
+ 240 & move & Translate objects & <n: UINT> <dx: DIM> <dy: UINT>\\
+ 241 & copy & Copy object & <n: UINT> <c: UINT> <dx1: DIM> <dy1: UINT> ...\\
+ 242 & and\_copy & Place and copy objects & <n: UINT> <c: UINT> <dx1: DIM> <dy1: UINT> ...\\
+ 243 & grid & Copy next \(n\) objects on a grid & <n: UINT> <col: UINT> <row: UINT> <dx: DIM> <dy: DIM>\\
+ 244 & sl\_grid\\
+ 250 & mirror\\
+ 255 & comment & A string comment & <s: STRING>\\
+\bottomrule
+\end{tabular}
+
+
+\end{document}
diff --git a/Master/texmf-dist/doc/luatex/barracuda/doc/barracuda-manual-tool.tex b/Master/texmf-dist/doc/luatex/barracuda/doc/barracuda-manual-tool.tex
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@@ -0,0 +1,7 @@
+
+
+
+
+
+
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/doc/barracuda.pdf b/Master/texmf-dist/doc/luatex/barracuda/doc/barracuda.pdf
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@@ -0,0 +1,331 @@
+% !TeX program = LuaLaTeX
+% Copyright (C) 2019 Roberto Giacomelli
+% Barracuda manual main source file
+
+\documentclass[11pt]{article}
+\usepackage{fontspec}
+\usepackage{geometry}
+\usepackage{fancyvrb}
+\usepackage{graphicx}
+\usepackage{hyperref}
+
+% special macro for manual typesetting
+\input{barracuda-manual-tool}
+
+\hypersetup{
+pdfinfo={
+ Title={Barracuda manual},
+ Subject={Barcode printing package},
+ Author={Roberto Giacomelli},
+ Keywords={Barcode EAN Code128 Lua}
+}}
+
+\setmainfont{Libertinus Serif}
+\setmonofont{IBM Plex Sans Condensed}
+\fvset{
+ fontsize=\small,
+ frame=single,
+ labelposition=topline,
+ framesep=6pt
+}
+\geometry{
+ left=32mm,
+ right=40mm,
+ top=28mm,
+ bottom=28mm
+}
+\newcommand{\code}[1]{\texttt{#1}}
+\newcommand{\brcd}{\code{barracuda}}
+
+\author{Roberto Giacomelli\\\small email: \url{giaconet.mailbox@gmail.com}}
+\title{\code{barracuda} manual\\[1ex]
+\small \url{https://github.com/robitex/barracuda}}
+\date{\small 2019-12-04\\Version v0.0.9.1}
+
+\begin{document}
+\maketitle
+
+\abstract{%
+Welcome to the \brcd{} software project devoted to barcodes printing.
+
+This manual shows you how to print barcodes in your \TeX{} documents and how to
+export such graphic content to an external file, using \brcd{}.
+
+\brcd{} is written in Lua programming language and is free software released
+under the GPL 2 License.%
+}
+
+
+\section{Introduction}
+
+Barcode symbols are usually a sequence of vertical lines representing encoded
+data that can be retrived with special laser scanner or more simpler with a
+smartphone running dedicated apps. Almost every store item has a label with a
+printed barcode for automatic identification purpose.
+
+So far, \brcd{} supported symbologies are as the following:
+\begin{itemize}
+ \item Code 39,
+ \item Code 128,
+ \item EAN family (EAN 8, EAN 13, and the add-ons EAN 2 and EAN 5),
+ \item ITF 2of5, interleaved Two of Five.
+\end{itemize}
+
+The package provides drivers for different graphic format, at the moment are:
+\begin{itemize}
+ \item PDF Portable Document Format (require a modern \TeX{} engine),
+ \item SVG Scalable Vector Graphic.
+\end{itemize}
+
+The name \brcd{} is an assonance with the name Barcode. I started the project
+back in 2016 for getting barcode in my \TeX{} generated PDF documents, studying
+the Lua\TeX{} technology.
+
+
+\subsection{Manual Content}
+
+The manual is divided into three parts. At section~\ref{secEnter} the first look
+gives to the user a proof of concept to how to use and how works the package
+while the next parts present details like how to change the \emph{module} width
+of a EAN-13 barcode or how to implement a barcode symbology not already included
+in the package.
+
+The plan of the manual is (but some sections are not completed yet):
+\begin{description}
+\item[Part 1:] Get started
+\begin{itemize}
+ \item print your first barcode \( \to \) \ref{secEnter}
+ \item installing \brcd{} on your system \( \to \) \ref{secInstall}
+ \item \brcd{} \LaTeX{} package \( \to \) \ref{secLaTeXPkg}
+\end{itemize}
+\item[Part 2:] Advanced Work with \brcd{}
+\begin{itemize}
+ \item Lua framework description \( \to \) \ref{secFramework}
+ \item working example and use cases \( \to \) \ref{secExample}
+\end{itemize}
+\item[Part 3:] Reference and parameters
+\begin{itemize}
+ \item barcode symbology reference \( \to \) \ref{secBcRef}
+ \item \code{ga} specification
+ \item API reference \( \to \) \ref{secAPI}
+\end{itemize}
+\end{description}
+
+\subsection{Required knowledge and useful resources}
+
+The \brcd{} is a Lua package that can be executed by any Lua interpreter. To use
+it, it's necessary some knowledge of Lua programming language and a certain
+ability with the terminal of your computer system in order to accomplish command
+tasks or software installations.
+
+It's also possible to run \brcd{} directly from within a \TeX{} source file,
+compiled with a suitable typesetting engine like Lua\TeX{}. To do so a minimal
+\TeX{} system knowledge is required. As an example of this workflow you simply
+can look to this manual because itself is typesetted with LuaLa\TeX{}, running
+\brcd{} to include barcodes as a vector graphic object.
+
+Here is a collection of useful learning resources\dots
+
+%
+%
+%
+%
+
+
+\section{Get Started with Barracuda}
+\label{secEnter}
+
+The starting point to work with \brcd{} is always a plain text file with some
+code, late processed by a command line program with a Lua interpreter.
+
+As a practical example producing an EAN-13 barcode, in a text editor of your
+choice on a empty file called \code{first-run.lua}, type the following two lines
+of code:
+\medskip
+\begin{Verbatim}[label=\footnotesize\code{first-run.lua}]
+local barracuda = require "barracuda"
+barracuda:save("ean-13", "8006194056290", "my_barcode", "svg")
+\end{Verbatim}
+
+What you have done is to write a \emph{script}. If you have installed a Lua
+interpreter and \brcd{}, open a terminal and run the command:
+\begin{Verbatim}
+$ lua first-run.lua
+\end{Verbatim}
+
+You will see in the same directory of your script, appearing the new file
+\code{my\_barcode.svg} with the drawing:
+\begin{center}
+\includegraphics{image/8006194056290}
+\end{center}
+
+Coming back to the script \code{first-run.lua}, first of all, it's necessary to
+load the library with the standard statement \code{require()}. What that Lua
+function returns is an object---more precisely a table reference---where are
+stored every package features.
+
+We can now produce the EAN-13 barcode using the method \code{save()} of the
+\brcd{} object. The \code{save()} method takes in order the barcode symbology
+identifier, the data to be encoded as a string or also a whole number, the
+output file name and the optional output format.
+
+
+\subsection{Running Lua\TeX}
+
+Barracuda can also running inside Lua\TeX{} and the others Lua powered \TeX{}
+engine. The text source file is a bit difference respect to a Lua script: Lua
+code have to bring place as the argument of directlua primitive... we must use
+a box register of type horizontal...
+
+\begin{Verbatim}
+% !TeX program = LuaTeX
+\nopagenumbers
+\newbox\mybox
+\directlua{
+ local require "barracuda"
+ barracuda:hbox("ean-13", "8006194056290", "mybox")
+}\box\mybox
+\bye
+\end{Verbatim}
+
+The method \code{hbox()} works only with Lua\TeX{}.
+
+
+\subsection{A more deep look}
+
+Barracuda is designed to be modular and flexible. For example it is possible
+to draw different barcodes on the same canvas or tune barcode parameters.
+
+The main workflow to draw a barcode object reveals more details on internal
+structure. In fact, to draw an EAN-13 barcode we must do at least the following
+steps:
+\begin{enumerate}
+\item load the library,
+\item get a reference to the \code{Barcode} class,
+\item build an EAN encoder,
+\item build an EAN symbol passing data to a costructor,
+\item get a reference to a new canvas object,
+\item draw barcode on canvas,
+\item get a reference of driver object,
+\item address canvas toward a driver.
+\end{enumerate}
+
+Follow that step by step procedure the corresponding code is in the next
+listing:
+\begin{Verbatim}
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+
+local ean13, err_enc = barcode:new_encoder("ean-13")
+assert(ean13, err_enc)
+
+local symb, err_symb = ean13:from_string("8006194056290")
+assert(symb, err_symb)
+
+local canvas = barracuda:new_canvas()
+symb:append_ga(canvas)
+
+local driver = barracuda:get_driver()
+local ok, err_out = driver:save("svg", canvas, "my_barcode", "svg")
+assert(ok, err_out)
+\end{Verbatim}
+
+
+\section{Installing}
+\label{secInstall}
+
+\subsection{Installing `barracuda` for TeX Live}
+
+If you have TeX Live installed from CTAN or from DVD TeX Collection, check
+before any modification to your system if the package is already installed
+looking for \emph{installed} key in the output of the command:
+\begin{Verbatim}
+$ tlmgr show barracuda
+\end{Verbatim}
+
+If `barracuda` is not present, run the command:
+\begin{Verbatim}
+$ tlmgr install barracuda
+\end{Verbatim}
+
+If you have installed TeX Live via Linux OS repository try your distribution's
+package management system.
+
+It's also possible a manual installation:
+\begin{enumerate}
+\item Grab the sources from CTAN or \url{https://github.com/robitex/barracuda}.
+\item Unzip it at the root of one or your TDS trees.
+\item You may need to update some filename database after this, see your \TeX{}
+distribution's manual for details.
+\end{enumerate}
+
+\subsection{Installing for Lua}
+
+Manually copy \code{src} folder content to a suitable directory of your system
+that is reachable to Lua interpreter.
+
+
+\section{Barracuda \LaTeX{} Package}
+\label{secLaTeXPkg}
+
+The \LaTeX{} package delivered with \brcd{} is still under an early stage of
+development. The only macro available is \verb=\barracuda{encoder}{data}=.
+A simple example is the following source file for Lua\LaTeX{}:
+\begin{Verbatim}
+% !TeX program = LuaLaTeX
+\documentclass{article}
+\usepackage{barracuda}
+\begin{document}
+\leavevmode
+\barracuda{code39}{123ABC}\\
+\barracuda{code128}{123ABC}
+\end{document}
+\end{Verbatim}
+
+Every macro \verb=\barracuda= typesets a barcode symbol represented with the
+encoder defined in the first argument, the information defined by the second.
+
+
+\section{The Barracuda Framework}
+\label{secFramework}
+
+The \brcd{} package framework consists in indipendet modules: a barcode class
+hierarchy encoding a text into a barcode symbology; a geometrical library called
+\code{libgeo} representing several graphic object; an encoding library for the
+\code{ga} format (graphic assembler) several driver to "print" a ga stream
+into a file or a \TeX{} hbox register.
+
+To implement a barcode encoder you need to write a component called
+\emph{encoder} defining every parameters and producing the encoder class, while
+a driver must understand ga opcode stream and print the corresponding graphic
+object.
+
+Every barcode encoder come with a set of parameters, some of them can be
+reserved and can be setting up by the user only through the encoder.
+
+So, you can create many instances of the same encoder for a single barcode
+type, with its own parameter set.
+
+The basic idea is getting faster encoder, for which the user may set up
+paramenters at any level: barcode abstract class, encoder, down to a single
+symbol.
+
+Barcode class is completely indipendent from the ouput driver and viceversa.
+
+
+\section{Example and use cases}
+\label{secExample}
+
+TODO
+
+\section{Barcode Reference}
+\label{secBcRef}
+
+TODO
+
+\section{API reference}
+\label{secAPI}
+
+TODO
+
+\end{document}
diff --git a/Master/texmf-dist/doc/luatex/barracuda/doc/image/8006194056290.pdf b/Master/texmf-dist/doc/luatex/barracuda/doc/image/8006194056290.pdf
new file mode 100644
index 00000000000..8effe87846a
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/doc/image/8006194056290.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-barracuda-package/01-barracuda-latex-test.pdf b/Master/texmf-dist/doc/luatex/barracuda/test/test-barracuda-package/01-barracuda-latex-test.pdf
new file mode 100644
index 00000000000..a075d25db11
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-barracuda-package/01-barracuda-latex-test.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-barracuda-package/01-barracuda-latex-test.tex b/Master/texmf-dist/doc/luatex/barracuda/test/test-barracuda-package/01-barracuda-latex-test.tex
new file mode 100644
index 00000000000..33a81aeb5dd
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-barracuda-package/01-barracuda-latex-test.tex
@@ -0,0 +1,13 @@
+% !TeX program = LuaLaTeX
+% Copyright (C) 2019 Roberto Giacomelli
+
+% test file: make a Code39 barcodes in a LaTeX document
+
+\documentclass{article}
+\usepackage{barracuda}
+
+\begin{document}
+A\barracuda{code39}{123QWE}A
+\end{document}
+
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/001-code128-test.lua b/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/001-code128-test.lua
new file mode 100644
index 00000000000..78645612dca
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/001-code128-test.lua
@@ -0,0 +1,32 @@
+-- Copyright (C) 2018 Roberto Giacomelli
+
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+local c128, err = barcode:new_encoder("code128")
+assert(not err, err)
+
+print(c128._NAME)
+print(c128._VERSION)
+
+local info = c128:info()
+print("encoder name = ", info.name)
+print("description = ", info.description)
+for k, tp in ipairs(info.param) do
+ print(k, tp.name, tp.value)
+end
+
+local symb = c128:from_string("123")
+print("Symbol char list:")
+for _, c in ipairs(symb._code_data) do
+ print(c)
+end
+
+local canvas = barracuda:new_canvas()
+
+symb:append_ga(canvas)
+
+-- driver library
+local drv = barracuda:get_driver()
+drv:save("svg", canvas, "c128-123")
+
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/002-code128-test.pdf b/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/002-code128-test.pdf
new file mode 100644
index 00000000000..c3c8460bc7e
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/002-code128-test.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/002-code128-test.tex b/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/002-code128-test.tex
new file mode 100644
index 00000000000..eeaf60e4832
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/002-code128-test.tex
@@ -0,0 +1,125 @@
+% !TeX program = LuaTeX
+% Copyright (C) 2019 Roberto Giacomelli
+
+\newbox\mybox
+\nopagenumbers
+
+Code 128 encoder test.
+
+Test 1: one simple barcode with default parameter:
+
+\directlua{
+barracuda = require "barracuda"
+}
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+
+local c128, err = barcode:new_encoder("code128")
+assert(not err, err)
+
+local symbo, err = c128:from_string("5465468132546812")
+assert(not err, err)
+
+local canvas = barracuda:new_canvas()
+symbo:append_ga(canvas)
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+Test 2: two symbols, different anchor. The first symbol (more longer than the
+second one) takes the anchor parameters from the super class Barcode, while
+the second one takes anchors from itself:
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+local ok, err = barcode:set_param{ax = 1, ay = 1} % super class set up
+assert(ok, err)
+assert(barcode.ax == 1, "barcode ax is "..tostring(barcode.ax))
+
+local c128, err = barcode:enc_by_name("code128")
+assert(c128.ax == 1, "c128 ax is "..tostring(c128.ax))
+
+local s1, err = c128:from_string("12345678901234567890"); assert(s1, err)
+local s2, err = c128:from_string("0987654321", {ax = 0, ay = 0}); assert(s2, err)
+
+local s1_ax = s1:get_param("ax")
+assert(s1.ax == 1, "1 ax is "..tostring(s1.ax))
+local s2_ax = s2:get_param("ax")
+assert(s2.ax == 0, "0 ax is "..tostring(s2.ax))
+
+local canvas = barracuda:new_canvas()
+s1:append_ga(canvas)
+s2:append_ga(canvas)
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}\box\mybox
+
+Test 3: play with the barcodes height (ydim parameter). The vertical anchor ay
+will take to super class Barcode, previously set to 1.0. So, the symbols will
+be aligned to the top:
+
+\directlua{
+local c128, err = barracuda:get_barcode_class()
+ :enc_by_name "code128"; assert(c128, err)
+
+local s, err = c128:from_string("123456"); assert(s, err)
+local canvas = barracuda:new_canvas()
+s:append_ga(canvas)
+
+local ok, err = s:set_param("ydim", tex.sp "30mm")
+s:append_ga(canvas, tex.sp "20mm")
+
+local ok, err = s:set_param("ydim", tex.sp "60mm")
+s:append_ga(canvas, tex.sp "40mm")
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}\box\mybox
+
+Test 4: set up vertical anchor globally to 0.0, locally to the encoder to 0.5
+and locally to 1.0:
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+% set ay globally to 0.0
+local ok, err = barcode:set_param("ay", 0); assert(ok, err)
+
+local c128, err = barcode:enc_by_name "code128"; assert(c128, err)
+local s, err = c128:from_string("ABCDEFGHI"); assert(s, err)
+
+local canvas = barracuda:new_canvas()
+local _, err = s:append_ga(canvas); assert(not err, err)
+
+% set ay to 0.5 for the encoder
+local ok, err = c128:set_param("ay", 0.5); assert(ok, err)
+local _, err = s:append_ga(canvas, tex.sp "30mm"); assert(not err, err)
+% set locally to the symbol ay to 1.0
+local ok, err = s:set_param("ay", 1)
+local _, err = s:append_ga(canvas, tex.sp "60mm"); assert(not err, err)
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}\box\mybox
+
+Test 5: uint() costructor and save a file with PDF literal code:
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+local c128, err = barcode:enc_by_name("code128"); assert(c128, err)
+local s, e = c128:from_uint(1234567890); assert(s, e)
+local canvas = barracuda:new_canvas()
+local _, errc = s:append_ga(canvas); assert(not errc, errc)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+drv:save("native", canvas, "02-05-pdfliteral")
+}\box\mybox
+
+That's all folk!
+
+\bye
+
+function Driver:save(id_drv, ga, filename, ext) --> ok, err \ No newline at end of file
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/02-05-pdfliteral.txt b/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/02-05-pdfliteral.txt
new file mode 100644
index 00000000000..fe16d33c50b
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/02-05-pdfliteral.txt
@@ -0,0 +1,43 @@
+q
+-53.574521 -14.173154 1.190545 28.346308 re
+-51.788704 -14.173154 0.595272 28.346308 re
+-50.002887 -14.173154 1.785817 28.346308 re
+f
+S
+-47.026524 -14.173154 0.595272 28.346308 re
+-45.835979 -14.173154 1.190545 28.346308 re
+-43.454889 -14.173154 1.785817 28.346308 re
+f
+S
+-40.478527 -14.173154 0.595272 28.346308 re
+-38.097437 -14.173154 0.595272 28.346308 re
+-36.906892 -14.173154 1.190545 28.346308 re
+f
+S
+-33.930530 -14.173154 1.785817 28.346308 re
+-30.358895 -14.173154 0.595272 28.346308 re
+-29.168350 -14.173154 1.190545 28.346308 re
+f
+S
+-27.382533 -14.173154 1.190545 28.346308 re
+-23.810898 -14.173154 0.595272 28.346308 re
+-22.620353 -14.173154 0.595272 28.346308 re
+f
+S
+-20.834536 -14.173154 1.190545 28.346308 re
+-19.048719 -14.173154 2.381090 28.346308 re
+-16.072356 -14.173154 1.190545 28.346308 re
+f
+S
+-14.286539 -14.173154 0.595272 28.346308 re
+-12.500722 -14.173154 2.381090 28.346308 re
+-8.929087 -14.173154 0.595272 28.346308 re
+f
+S
+-7.738542 -14.173154 1.190545 28.346308 re
+-4.762180 -14.173154 1.785817 28.346308 re
+-2.381090 -14.173154 0.595272 28.346308 re
+-1.190545 -14.173154 1.190545 28.346308 re
+f
+S
+Q \ No newline at end of file
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/c128-123.svg b/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/c128-123.svg
new file mode 100644
index 00000000000..9f5b5847aaa
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code128/c128-123.svg
@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Barracuda package (https://github.com/robitex/barracuda) -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
+ "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg"
+ version="1.1"
+ width="18.479903mm" height="9.999947mm"
+ viewBox="-2.099989 -9.999947 18.479903 9.999947"
+>
+ <g stroke="black">
+ <path d="M0.209999 -9.999947V-0.000000" style="stroke-width:0.419998"/>
+ <path d="M0.734996 -9.999947V-0.000000" style="stroke-width:0.209999"/>
+ <path d="M1.364993 -9.999947V-0.000000" style="stroke-width:0.209999"/>
+ </g>
+ <g stroke="black">
+ <path d="M2.414987 -9.999947V-0.000000" style="stroke-width:0.209999"/>
+ <path d="M3.254983 -9.999947V-0.000000" style="stroke-width:0.629997"/>
+ <path d="M4.199978 -9.999947V-0.000000" style="stroke-width:0.419998"/>
+ </g>
+ <g stroke="black">
+ <path d="M4.829975 -9.999947V-0.000000" style="stroke-width:0.419998"/>
+ <path d="M5.774970 -9.999947V-0.000000" style="stroke-width:0.629997"/>
+ <path d="M6.614965 -9.999947V-0.000000" style="stroke-width:0.209999"/>
+ </g>
+ <g stroke="black">
+ <path d="M7.139962 -9.999947V-0.000000" style="stroke-width:0.419998"/>
+ <path d="M7.874959 -9.999947V-0.000000" style="stroke-width:0.209999"/>
+ <path d="M8.504955 -9.999947V-0.000000" style="stroke-width:0.629997"/>
+ </g>
+ <g stroke="black">
+ <path d="M9.344951 -9.999947V-0.000000" style="stroke-width:0.209999"/>
+ <path d="M10.289946 -9.999947V-0.000000" style="stroke-width:0.419998"/>
+ <path d="M11.024942 -9.999947V-0.000000" style="stroke-width:0.209999"/>
+ </g>
+ <g stroke="black">
+ <path d="M11.759938 -9.999947V-0.000000" style="stroke-width:0.419998"/>
+ <path d="M12.914932 -9.999947V-0.000000" style="stroke-width:0.629997"/>
+ <path d="M13.544929 -9.999947V-0.000000" style="stroke-width:0.209999"/>
+ <path d="M14.069926 -9.999947V-0.000000" style="stroke-width:0.419998"/>
+ </g>
+</svg>
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/001-code39-test.lua b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/001-code39-test.lua
new file mode 100644
index 00000000000..e4a8569e938
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/001-code39-test.lua
@@ -0,0 +1,41 @@
+-- Copyright (C) 2019 Roberto Giacomelli
+-- test Code 39 encoder
+
+local barracuda = require "barracuda"
+
+for k, v in pairs(barracuda) do
+ print(k,v)
+end
+
+local barcode = barracuda:get_barcode_class()
+
+local c39, err = barcode:new_encoder("code39")
+assert(not err, err)
+
+print(c39._NAME)
+print(c39._VERSION)
+
+local info = c39:info()
+
+print("encoder name = ", info.name)
+print("description = ", info.description)
+
+for k, tp in ipairs(info.param) do
+ print(k, tp.name, tp.value)
+end
+
+local symb = c39:from_string("123")
+
+print("print internal representation of chars")
+for _, c in ipairs(symb.code) do
+ print(c)
+end
+print()
+
+local canvas = barracuda:new_canvas()
+symb:append_ga(canvas)
+
+-- native driver
+local drv = barracuda:get_driver()
+
+for _, code in ipairs(canvas._data) do print(code) end
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/002-code39-test.pdf b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/002-code39-test.pdf
new file mode 100644
index 00000000000..060a61e8929
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/002-code39-test.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/002-code39-test.tex b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/002-code39-test.tex
new file mode 100644
index 00000000000..73f91aac430
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/002-code39-test.tex
@@ -0,0 +1,120 @@
+% !TeX program = LuaTeX
+% Copyright (C) 2019 Roberto Giacomelli
+
+\newbox\mybox
+\nopagenumbers
+
+Test 1: Code 39 symbol with default parameters:
+
+\directlua{
+local barracuda = require "barracuda"
+local c39, err = barracuda:get_barcode_class()
+ :new_encoder("code39")
+assert(not err, err)
+
+local symbol, err = c39:from_string("ABC12QJ31")
+assert(not err, err)
+
+local canvas = barracuda:new_canvas()
+symbol:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\box\mybox
+
+Test 2: get the reference of the previous encoder and typeset two
+Code 39 symbols on the same canvas, one above to the other:
+
+\directlua{
+local barracuda = require "barracuda"
+local c39, err = barracuda:get_barcode_class()
+ :enc_by_name("code39")
+ assert(c39, err)
+
+local s1, err = c39:from_string("ZKPQJ31"); assert(s1, err)
+local s2, err = c39:from_string("RTFG746", {text_vpos="top"}); assert(s2, err)
+
+local canvas = barracuda:new_canvas()
+s1:append_ga(canvas)
+
+local h2 = s2:get_param("height")
+s2:append_ga(canvas, 0.0, h2 + tex.sp "5pt")
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\box\mybox
+
+Test 3: with the same encoder print a symbol, change globally the height,
+and reprint the same symbol again on the same canvas:
+
+\directlua{
+local barracuda = require "barracuda"
+local c39, err = barracuda:get_barcode_class()
+ :enc_by_name("code39")
+ assert(c39, err)
+
+local s1, err = c39:from_string("ZKPQJ31"); assert(s1, err)
+
+local canvas = barracuda:new_canvas()
+s1:append_ga(canvas)
+
+local h = s1:get_param("height")
+c39:set_param("height", 2*h)
+c39:set_param {text_vpos = "top"}
+
+s1:append_ga(canvas, 0.0, h + tex.sp "5pt")
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\box\mybox
+
+Test 4: do the same in test 3 but change locally parameters as
+height and text properties:
+
+\directlua{
+local barracuda = require "barracuda"
+local c39, err = barracuda:get_barcode_class()
+ :enc_by_name("code39")
+ assert(c39, err)
+
+local s1, err = c39:from_string("0123456789"); assert(s1, err)
+
+local canvas = barracuda:new_canvas()
+s1:append_ga(canvas)
+local h, err = s1:get_param("height"); assert(h, err)
+local ok, err = s1:set_param{
+ height = h/2,
+ text_enabled = true,
+ text_vpos = "bottom",
+ text_hpos = "spaced",
+ text_star = true,
+ ay = 1,
+}; assert(ok, err)
+s1:append_ga(canvas, 0.0, - tex.sp "5pt")
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\box\mybox
+
+Test 5: create a new encoder with a large module value:
+
+\directlua{
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+
+local c39, err = barcode:new_encoder("code39", "e2", {module = tex.sp "0.5mm"})
+assert(c39, err)
+
+local s1, err = c39:from_string("02040608"); assert(s1, err)
+
+local canvas = barracuda:new_canvas()
+s1:append_ga(canvas)
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\box\mybox
+
+\bye
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/003-code39-test.pdf b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/003-code39-test.pdf
new file mode 100644
index 00000000000..66b04e61e38
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/003-code39-test.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/003-code39-test.tex b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/003-code39-test.tex
new file mode 100644
index 00000000000..a4ba3d6e81c
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/003-code39-test.tex
@@ -0,0 +1,53 @@
+% !TeX program = LuaTeX
+% Copyright (C) 2019 Roberto Giacomelli
+
+\newbox\mybox
+\nopagenumbers
+
+Test 3: the same Code 39 symbol drawing multiple time on the same canvas
+
+\directlua{
+local barracuda = require "barracuda"
+local c39, err = barracuda:get_barcode_class()
+ :new_encoder("code39")
+assert(not err, err)
+local err
+local symbol
+symbol, err = c39:from_string("ABCDEF12QJ31+")
+assert(not err, err)
+
+local ok, err = c39:set_param("text_vpos", "top")
+assert(ok, err)
+
+local canvas = barracuda:new_canvas()
+symbol:append_ga(canvas)
+
+local ok, err = symbol:set_param("text_hpos", "center")
+assert(ok, err)
+symbol:append_ga(canvas, tex.sp "4.5cm")
+
+local ok, err = symbol:set_param("text_hpos", "right")
+assert(ok, err)
+symbol:append_ga(canvas, tex.sp "9.0cm")
+
+local ok, err = c39:set_param("text_vpos", "bottom")
+assert(ok, err)
+
+local ok, err = symbol:set_param("text_hpos", "left")
+symbol:append_ga(canvas, 0, tex.sp "-2.0cm")
+
+local ok, err = symbol:set_param("text_hpos", "center")
+assert(ok, err)
+symbol:append_ga(canvas, tex.sp "4.5cm", tex.sp "-2.0cm")
+
+local ok, err = symbol:set_param("text_hpos", "right")
+assert(ok, err)
+symbol:append_ga(canvas, tex.sp "9.0cm", tex.sp "-2.0cm")
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\box\mybox
+\bye
+
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/004-code39-test.pdf b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/004-code39-test.pdf
new file mode 100644
index 00000000000..3c96d9233b4
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/004-code39-test.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/004-code39-test.tex b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/004-code39-test.tex
new file mode 100644
index 00000000000..559dc943837
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/004-code39-test.tex
@@ -0,0 +1,46 @@
+% !TeX program = LuaTeX
+% Copyright (C) 2019 Roberto Giacomelli
+
+\newbox\mybox
+\nopagenumbers
+
+Test 4: check uint costructor:
+
+\directlua{
+barracuda = require "barracuda"
+local c39, err = barracuda:get_barcode_class()
+ :new_encoder("code39")
+assert(not err, err)
+local err
+local symbol
+symbol, err = c39:from_uint(0, {text_hpos="center"})
+assert(not err, err)
+
+local canvas = barracuda:new_canvas()
+symbol:append_ga(canvas)
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\box\mybox
+
+\directlua{
+local c39, err = barracuda:get_barcode_class()
+ :enc_by_name("code39")
+assert(c39, err)
+local e
+local symbol
+symbol, e = c39:from_uint(0123456789, {text_hpos="spaced",text_star=true})
+assert(not e, e)
+
+local canvas = barracuda:new_canvas()
+symbol:append_ga(canvas)
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\box\mybox
+
+\bye
+
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/005-code39-test.lua b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/005-code39-test.lua
new file mode 100644
index 00000000000..4ac0ff171d6
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/005-code39-test.lua
@@ -0,0 +1,8 @@
+
+-- Code 39 test file number 5
+
+local barracuda = require "barracuda"
+barracuda:save("code39", "ABCDEFG", "my_barcode")
+
+-- end of test file
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/006-code39-test.lua b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/006-code39-test.lua
new file mode 100644
index 00000000000..d33ad4ffaf1
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/006-code39-test.lua
@@ -0,0 +1,45 @@
+
+local cm = 1864679.8110236 -- sp
+
+local barracuda = require "barracuda"
+local c39, err = barracuda:get_barcode_class()
+ :new_encoder("code39")
+assert(not err, err)
+local err
+local symbol
+symbol, err = c39:from_string("ABCDEF12QJ31+")
+assert(not err, err)
+
+local ok, err = c39:set_param("text_vpos", "top")
+assert(ok, err)
+
+local canvas = barracuda:new_canvas()
+symbol:append_ga(canvas)
+
+local ok, err = symbol:set_param("text_hpos", "center")
+assert(ok, err)
+symbol:append_ga(canvas, 4.5*cm)
+
+local ok, err = symbol:set_param("text_hpos", "right")
+assert(ok, err)
+symbol:append_ga(canvas, 9.0*cm)
+
+local ok, err = c39:set_param("text_vpos", "bottom")
+assert(ok, err)
+
+local ok, err = symbol:set_param("text_hpos", "left")
+symbol:append_ga(canvas, 0, -2.0*cm)
+
+local ok, err = symbol:set_param("text_hpos", "center")
+assert(ok, err)
+symbol:append_ga(canvas, 4.5*cm, -2.0*cm)
+
+local ok, err = symbol:set_param("text_hpos", "right")
+assert(ok, err)
+symbol:append_ga(canvas, 9.0*cm, -2.0*cm)
+
+local drv = barracuda:get_driver()
+drv:save("svg", canvas, "006-six")
+
+
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/006-six.svg b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/006-six.svg
new file mode 100644
index 00000000000..25ce8bb34cd
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/006-six.svg
@@ -0,0 +1,653 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Barracuda package (https://github.com/robitex/barracuda) -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
+ "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg"
+ version="1.1"
+ width="132.036779mm" height="33.746381mm"
+ viewBox="-2.539987 -10.873169 132.036779 33.746381"
+>
+ <g stroke="black">
+ <path d="M0.095249 -7.999958V-0.000000" style="stroke-width:0.190499"/>
+ <path d="M0.666746 -7.999958V-0.000000" style="stroke-width:0.190499"/>
+ <path d="M1.142994 -7.999958V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M1.714491 -7.999958V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M2.190738 -7.999958V-0.000000" style="stroke-width:0.190499"/>
+ </g>
+ <g stroke="black">
+ <path d="M2.666986 -7.999958V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M3.143233 -7.999958V-0.000000" style="stroke-width:0.190499"/>
+ <path d="M3.524231 -7.999958V-0.000000" style="stroke-width:0.190499"/>
+ <path d="M4.095728 -7.999958V-0.000000" style="stroke-width:0.190499"/>
+ <path d="M4.571976 -7.999958V-0.000000" style="stroke-width:0.380998"/>
+ </g>
+ <g stroke="black">
+ <path d="M5.048223 -7.999958V-0.000000" style="stroke-width:0.190499"/>
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+ <path d="M6.000718 -7.999958V-0.000000" style="stroke-width:0.190499"/>
+ <path d="M6.572215 -7.999958V-0.000000" style="stroke-width:0.190499"/>
+ <path d="M7.048463 -7.999958V-0.000000" style="stroke-width:0.380998"/>
+ </g>
+ <g stroke="black">
+ <path d="M7.619960 -7.999958V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M8.191457 -7.999958V-0.000000" style="stroke-width:0.380998"/>
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+ <path d="M9.620199 -7.999958V-0.000000" style="stroke-width:0.190499"/>
+ </g>
+ <g stroke="black">
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+ <g stroke="black">
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+ </g>
+ <text x="0.000000" y="-8.773169" font-family="Verdana" font-size="2.877000">
+ ABCDEF12QJ31+ </text>
+ <g stroke="black">
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+ ABCDEF12QJ31+ </text>
+</svg>
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/my_barcode.svg b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/my_barcode.svg
new file mode 100644
index 00000000000..426fb3de867
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-code39/my_barcode.svg
@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Barracuda package (https://github.com/robitex/barracuda) -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
+ "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg"
+ version="1.1"
+ width="27.177857mm" height="10.873169mm"
+ viewBox="-2.539987 -7.999958 27.177857 10.873169"
+>
+ <g stroke="black">
+ <path d="M0.095249 -7.999958V-0.000000" style="stroke-width:0.190499"/>
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+ <path d="M2.190738 -7.999958V-0.000000" style="stroke-width:0.190499"/>
+ </g>
+ <g stroke="black">
+ <path d="M2.666986 -7.999958V-0.000000" style="stroke-width:0.380998"/>
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+ ABCDEFG </text>
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+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/001-13-ean-test.pdf b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/001-13-ean-test.pdf
new file mode 100644
index 00000000000..0e8abb933f9
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/001-13-ean-test.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/001-13-ean-test.tex b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/001-13-ean-test.tex
new file mode 100644
index 00000000000..c0a4db3894e
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/001-13-ean-test.tex
@@ -0,0 +1,220 @@
+% !TeX program = LuaTeX
+% Copyright (C) 2019 Roberto Giacomelli
+
+\newbox\mybox
+\nopagenumbers
+
+EAN encoder test.
+
+Test 1: one simple barcode EAN13 with default parameter:
+
+\directlua{
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+
+local ean13, err = barcode:new_encoder("ean-13")
+assert(not err, err)
+
+local symbo, err = ean13:from_string("8006194056290")
+assert(not err, err)
+
+local canvas = barracuda:new_canvas()
+symbo:append_ga(canvas)
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+\medskip
+Test 2: one simple EAN8 barcode with default parameter:
+
+\directlua{
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+
+local ean8, err = barcode:new_encoder("ean-8")
+assert(not err, err)
+
+local symbo, err = ean8:from_string("96385074")
+assert(not err, err)
+
+local canvas = barracuda:new_canvas()
+symbo:append_ga(canvas)
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+\medskip
+Test 3: one simple EAN5 barcode with default parameter:
+
+\directlua{
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+local ean5, err = barcode:new_encoder("ean-5")
+assert(not err, err)
+local symbo, err = ean5:from_string("54495")
+assert(not err, err)
+local canvas = barracuda:new_canvas()
+symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+\medskip
+Test 4: one simple EAN2 barcode with default parameter:
+
+\directlua{
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+local ean2, err = barcode:new_encoder("ean-2")
+assert(not err, err)
+local symbo, err = ean2:from_string("53")
+assert(not err, err)
+local canvas = barracuda:new_canvas()
+symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+\medskip
+Test 5: EAN13 + EAN5 barcode with default parameter:
+
+\directlua{
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+local ean, err = barcode:new_encoder("ean-13+5"); assert(not err, err)
+local n = 123456789012
+local c = ean:checksum(n)
+local s = n .. c
+local symbo, err = ean:from_string(s.."12345")
+assert(not err, err)
+local canvas = barracuda:new_canvas()
+symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule Test 5\vrule\box\mybox \vrule Test 5\vrule
+
+\medskip
+Test 6: EAN13 + EAN2 barcode with default parameter:
+
+\directlua{
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+local ean, err = barcode:new_encoder("ean-13+2"); assert(not err, err)
+local n = 123456789012
+local c = ean:checksum(n)
+local s = n .. c
+local symbo, err = ean:from_string(s.."12")
+assert(not err, err)
+local canvas = barracuda:new_canvas()
+symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule Test 6\vrule\box\mybox \vrule Test 6\vrule
+
+\medskip
+Test 7: EAN8 + EAN5 barcode with default parameter:
+
+\directlua{
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+local ean, err = barcode:new_encoder("ean-8+5"); assert(not err, err)
+local n = 1234567
+local c = ean:checksum(n)
+local s = n .. c
+local symbo, err = ean:from_string(s.."12345")
+assert(not err, err)
+local canvas = barracuda:new_canvas()
+symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule Test 7\vrule\box\mybox \vrule Test 7\vrule
+
+\medskip
+Test 8: EAN8 + EAN2 barcode with default parameter:
+
+\directlua{
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+local ean, err = barcode:new_encoder("ean-8+2"); assert(not err, err)
+local n = 7865431
+local c = ean:checksum(n)
+local s = n .. c
+local symbo, err = ean:from_string(s.."88")
+assert(not err, err)
+local canvas = barracuda:new_canvas()
+symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule Test 8\vrule\box\mybox \vrule Test 8\vrule
+
+\medskip
+Test 9: draw an EAN13 symbol with a user defined height.
+
+\smallskip
+We will test also the function barcode:enc\_by\_name(bc\_type, name),
+reusing encoders generated previuosly. The height parameter remain local
+to the object symbol.
+\smallskip
+
+\directlua{
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+local ean, err = barcode:enc_by_name("ean-13"); assert(not err, err)
+local n = 818571884348
+local c = ean:checksum(n)
+local s = n .. c
+local symbo, err = ean:from_string(s); assert(not err, err)
+local ok, err = symbo:set_param("height", tex.sp "5mm"); assert(ok, err)
+local canvas = barracuda:new_canvas()
+symbo:append_ga(canvas)
+
+local s2, err = ean:from_uint(8001120972163); assert(not err, err)
+s2:append_ga(canvas, tex.sp "45mm", 0)
+
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule Test 9\vrule\box\mybox \vrule Test 9\vrule
+
+\medskip
+Test 10: draw EAN13 symbols with a user defined height.
+
+\smallskip
+The parameter height is setting up in the encoder so it will be global.
+\smallskip
+
+\directlua{
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+local ean, err = barcode:enc_by_name("ean-13"); assert(not err, err)
+local ok, err = ean:set_param("height", tex.sp "5mm"); assert(ok, err)
+local n = 758458535897; local c = ean:checksum(n); local s = n .. c
+local s1, err = ean:from_string(s); assert(not err, err)
+local canvas = barracuda:new_canvas()
+s1:append_ga(canvas)
+local s2, err = ean:from_uint(8001120972163); assert(not err, err)
+s2:append_ga(canvas, tex.sp "40mm", 0)
+local s3, err = ean:from_uint(8000570000310); assert(not err, err)
+local ok, e = s3:set_param{height = tex.sp "10mm"}; assert(ok, e)
+s3:append_ga(canvas, tex.sp "90mm", 0)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule Test 10\vrule\box\mybox \vrule Test 10\vrule
+
+\medskip
+That's all folk!
+
+\bye
+
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/002-ean-test.pdf b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/002-ean-test.pdf
new file mode 100644
index 00000000000..568050371c8
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/002-ean-test.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/002-ean-test.tex b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/002-ean-test.tex
new file mode 100644
index 00000000000..2c82373b61a
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/002-ean-test.tex
@@ -0,0 +1,12 @@
+% !TeX program = LuaTeX
+\nopagenumbers
+\newbox\mybox
+\directlua{
+ local barracuda = require "barracuda"
+ barracuda:hbox("ean-13", "8006194056290", "mybox")
+}
+\pagewidth=80mm
+\pageheight=60mm
+\box\mybox
+\bye
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/003-ean-test.pdf b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/003-ean-test.pdf
new file mode 100644
index 00000000000..baa5a5b9cd4
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/003-ean-test.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/003-ean-test.tex b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/003-ean-test.tex
new file mode 100644
index 00000000000..59b17c4c073
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/003-ean-test.tex
@@ -0,0 +1,16 @@
+% !TeX program = LuaLaTeX
+\documentclass{standalone}
+\usepackage{fontspec}
+\setmainfont{ocrb10.otf}
+\newbox\mybox
+\directlua{
+ local barracuda = require "barracuda"
+ barracuda:hbox("ean-13", "8006194056290", "mybox")
+}
+
+\begin{document}
+\box\mybox
+\end{document}
+
+
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/004-ean-test.lua b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/004-ean-test.lua
new file mode 100644
index 00000000000..017e0725b8b
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/004-ean-test.lua
@@ -0,0 +1,9 @@
+
+local barracuda = require "barracuda"
+barracuda:save("ean-13", "8006194056290", "8006194056290")
+
+
+
+
+
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/8006194056290.svg b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/8006194056290.svg
new file mode 100644
index 00000000000..f7965e94d4c
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ean/8006194056290.svg
@@ -0,0 +1,89 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Barracuda package (https://github.com/robitex/barracuda) -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
+ "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg"
+ version="1.1"
+ width="37.289804mm" height="25.279878mm"
+ viewBox="-3.629981 -24.499871 37.289804 25.279878"
+>
+ <g stroke="black">
+ <path d="M0.164999 -24.499871V-0.000000" style="stroke-width:0.329998"/>
+ <path d="M0.824996 -24.499871V-0.000000" style="stroke-width:0.329998"/>
+ </g>
+ <g stroke="black">
+ <path d="M2.309988 -24.499871V-1.649991" style="stroke-width:0.659997"/>
+ <path d="M3.134984 -24.499871V-1.649991" style="stroke-width:0.329998"/>
+ </g>
+ <g stroke="black">
+ <path d="M3.794980 -24.499871V-1.649991" style="stroke-width:0.329998"/>
+ <path d="M5.114973 -24.499871V-1.649991" style="stroke-width:0.989995"/>
+ </g>
+ <g stroke="black">
+ <path d="M6.104968 -24.499871V-1.649991" style="stroke-width:0.329998"/>
+ <path d="M7.259962 -24.499871V-1.649991" style="stroke-width:1.319993"/>
+ </g>
+ <g stroke="black">
+ <path d="M8.579955 -24.499871V-1.649991" style="stroke-width:0.659997"/>
+ <path d="M9.899948 -24.499871V-1.649991" style="stroke-width:0.659997"/>
+ </g>
+ <g stroke="black">
+ <path d="M11.054942 -24.499871V-1.649991" style="stroke-width:0.329998"/>
+ <path d="M12.044937 -24.499871V-1.649991" style="stroke-width:0.989995"/>
+ </g>
+ <g stroke="black">
+ <path d="M13.034931 -24.499871V-1.649991" style="stroke-width:0.329998"/>
+ <path d="M14.519924 -24.499871V-1.649991" style="stroke-width:0.659997"/>
+ </g>
+ <g stroke="black">
+ <path d="M15.344919 -24.499871V-0.000000" style="stroke-width:0.329998"/>
+ <path d="M16.004916 -24.499871V-0.000000" style="stroke-width:0.329998"/>
+ </g>
+ <g stroke="black">
+ <path d="M16.994911 -24.499871V-1.649991" style="stroke-width:0.989995"/>
+ <path d="M18.314904 -24.499871V-1.649991" style="stroke-width:0.329998"/>
+ </g>
+ <g stroke="black">
+ <path d="M18.974900 -24.499871V-1.649991" style="stroke-width:0.329998"/>
+ <path d="M20.294893 -24.499871V-1.649991" style="stroke-width:0.989995"/>
+ </g>
+ <g stroke="black">
+ <path d="M21.284888 -24.499871V-1.649991" style="stroke-width:0.329998"/>
+ <path d="M21.944885 -24.499871V-1.649991" style="stroke-width:0.329998"/>
+ </g>
+ <g stroke="black">
+ <path d="M23.759875 -24.499871V-1.649991" style="stroke-width:0.659997"/>
+ <path d="M24.749870 -24.499871V-1.649991" style="stroke-width:0.659997"/>
+ </g>
+ <g stroke="black">
+ <path d="M26.234862 -24.499871V-1.649991" style="stroke-width:0.989995"/>
+ <path d="M27.224857 -24.499871V-1.649991" style="stroke-width:0.329998"/>
+ </g>
+ <g stroke="black">
+ <path d="M28.544850 -24.499871V-1.649991" style="stroke-width:0.989995"/>
+ <path d="M29.864843 -24.499871V-1.649991" style="stroke-width:0.329998"/>
+ </g>
+ <g stroke="black">
+ <path d="M30.524839 -24.499871V-0.000000" style="stroke-width:0.329998"/>
+ <path d="M31.184836 -24.499871V-0.000000" style="stroke-width:0.329998"/>
+ </g>
+ <text x="-3.629981" y="0.780007" font-family="Verdana" font-size="2.877000">
+ 8 </text>
+ <text y="0.780007" font-family="Verdana" font-size="2.877000" text-anchor="middle">
+ <tspan x="2.043326">0</tspan>
+ <tspan x="4.459979">0</tspan>
+ <tspan x="6.876631">6</tspan>
+ <tspan x="9.293284">1</tspan>
+ <tspan x="11.709936">9</tspan>
+ <tspan x="14.126589">4</tspan>
+ </text>
+ <text y="0.780007" font-family="Verdana" font-size="2.877000" text-anchor="middle">
+ <tspan x="17.223246">0</tspan>
+ <tspan x="19.639899">5</tspan>
+ <tspan x="22.056551">6</tspan>
+ <tspan x="24.473204">2</tspan>
+ <tspan x="26.889856">9</tspan>
+ <tspan x="29.306509">0</tspan>
+ </text>
+</svg>
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-pdfliteral/001-ga-pdfliteral-test.pdf b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-pdfliteral/001-ga-pdfliteral-test.pdf
new file mode 100644
index 00000000000..b8a7477c7fc
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-pdfliteral/001-ga-pdfliteral-test.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-pdfliteral/001-ga-pdfliteral-test.tex b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-pdfliteral/001-ga-pdfliteral-test.tex
new file mode 100644
index 00000000000..1a5ed80d0c5
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-pdfliteral/001-ga-pdfliteral-test.tex
@@ -0,0 +1,740 @@
+% !TeX program = LuaTeX
+% test for ga-canvas pdfliteral driver
+%
+% Copyright (C) 2019 Roberto Giacomelli
+% see LICENSE.txt file
+
+---ga--- is a binary format as an istruction set similar to
+a sort of assembler language that describes simple graphic
+objects like lines and rectangles.
+This file contains tests aiming to check the pdfliteral
+driver capability to render such ga streams---usually a Lua
+array.
+
+The pdfliteral driver directly inserts PDF vector graphic
+primitives within the output and should be intented as the
+"native" driver of barracuda package.
+
+The complete reference of the ---ga--- format is available
+throgh out the content of the "ga-grammar.tex" file.
+
+Please note that all dimensions are in scaled point, the
+very small \TeX{} internal unit, in fact we have that
+65536sp = 1pt.
+
+Running the source file with luatex. The typesetting engine
+executes the directlua macro, so vector graphics appear in
+the PDF output file.
+
+\newbox\mybox
+\directlua{
+ driver = require [[lib-driver.brcd-driver]] % global Lua variables
+ pt = tex.sp [[1pt]] % 1pt = 65536sp
+}
+
+Let's start drawing an horizontal line 100pt long:
+\directlua{
+ local ga = {_data = {33, 0*pt, 100*pt, 0*pt}}
+ driver:ga_to_hbox(ga, [[mybox]])
+}\box\mybox
+
+or two different parallel lines 24pt long:
+\directlua{
+ local ga = {_data = {33, 0*pt, 24*pt, 0*pt, 33, 0*pt, 24*pt, 5*pt}}
+ driver:ga_to_hbox(ga, [[mybox]])
+}\box\mybox
+
+and again two horizontal lines 10pt thick, touching a corner:
+\directlua{
+ local ga = {_data = {
+ 1, 10*pt,
+ 33, -24*pt, 0*pt, -5*pt,
+ 33, 0*pt, 24*pt, 5*pt,
+ }}
+ driver:ga_to_hbox(ga, [[mybox]])
+}\box\mybox
+
+Several vertical lines with its horizontal limits:
+\directlua{
+ local ga = { _data = {
+ 34, -20*pt, 20*pt, 0*pt,
+ 34, -15*pt, 15*pt, 5*pt,
+ 34, -10*pt, 10*pt, 10*pt,
+ 34, -5*pt, 5*pt, 15*pt,
+ 34, -.5*pt, .5*pt, 20*pt,
+ 34, -5*pt, 5*pt, 25*pt,
+ 34, -10*pt, 10*pt, 30*pt,
+ 34, -15*pt, 15*pt, 35*pt,
+ 34, -20*pt, 20*pt, 40*pt,
+ 1, .05*pt,
+ 33, 0*pt, 40*pt, -20*pt,
+ 33, 0*pt, 40*pt, 20*pt,
+ }}
+ driver:ga_to_hbox(ga, [[mybox]])
+}\box\mybox
+
+Finally a little rectangle:
+\directlua{
+ local ga = {_data = {
+ 1, 5*pt,
+ 48, 0*pt, 0*pt, 15*pt, 10*pt,
+ }}
+ driver:ga_to_hbox(ga, [[mybox]])
+}\box\mybox
+
+\bigskip
+Test number 1: a vbar 2pt width, 20pt height:
+\directlua{
+ % vbar: <36> y1 y2 <nbars> x1 w1 x2 w2 ... xn wn
+ local ga = {_data = {36, 0, 20*pt, 1, 0.0, 2*pt}}
+ driver:ga_to_hbox(ga, [[mybox]])
+}\box\mybox
+
+\bigskip
+Test number 2: ten vbars in a row equally spaced by 10pt:
+\directlua{
+ local ga = {36, 0, 10*pt, 10,}
+ for i = 0, 9 do
+ ga[i*2 + 5] = 5*pt + i*20*pt
+ ga[i*2 + 6] = 10*pt
+ end
+ driver:ga_to_hbox({_data = ga}, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 3: two series of vbars 10pt and 5pt large:
+\directlua{
+ local ga = {36, 0, 10*pt, 10,}
+ for i = 0, 9 do
+ ga[i*2 + 5] = 5*pt + i*20*pt
+ ga[i*2 + 6] = 10*pt
+ end
+ ga[25] = 36 % vbar opcode
+ ga[26] = 2.5*pt % y1
+ ga[27] = 7.5*pt % y2
+ ga[28] = 9 % number of bars
+ for i = 0, 8 do
+ ga[i*2 + 29] = 15*pt + i*20*pt
+ ga[i*2 + 30] = 5*pt
+ end
+ driver:ga_to_hbox({_data = ga}, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 4: a bunch of thin vertical bars (25):
+\directlua{
+ local ga = {}
+ ga[1] = 36 % vbar opcode
+ ga[2] = 5*pt % y1
+ ga[3] = 25*pt % y2
+ ga[4] = 25 % number of bars
+ for i = 0, 24 do
+ ga[i*2 + 5] = 1*pt + i*4*pt
+ ga[i*2 + 6] = 2*pt
+ end
+ driver:ga_to_hbox({_data = ga}, [[mybox]])
+}\vrule A\box\mybox A\vrule
+
+\bigskip
+Test number 5: two rows of a bunch of thin bars:
+\directlua{
+ local ga = {}
+ ga[1] = 36 % vbar opcode
+ ga[2] = 5*pt % y1
+ ga[3] = 25*pt % y2
+ ga[4] = 25 % number of bars
+ for i = 0, 24 do
+ ga[i*2 + 5] = 1*pt + i*4*pt
+ ga[i*2 + 6] = 2*pt
+ end
+ ga[55] = 36 % vbar opcode
+ ga[56] = 25*pt % y1
+ ga[57] = 45*pt % y2
+ ga[58] = 24 % number of bars
+ for i = 0, 23 do
+ ga[i*2 + 59] = 3*pt + i*4*pt
+ ga[i*2 + 60] = 2*pt
+ end
+ driver:ga_to_hbox({_data = ga}, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 6: staircase of Vbars (manually data definition):
+\directlua{
+ local ga = {
+ 36, % vbar opcode
+ 0*pt, % y1
+ 20*pt, % y2
+ 1, % number of bars
+ 5*pt, % x
+ 10*pt, % w
+ 36, % vbar opcode
+ 20*pt, % y1
+ 40*pt, % y2
+ 1, % number of bars
+ 15*pt, % x
+ 10*pt, % w
+ 36, % vbar opcode
+ 40*pt, % y1
+ 60*pt, % y2
+ 1, % number of bars
+ 25*pt, % x
+ 10*pt, % w
+ }
+ driver:ga_to_hbox({_data = ga}, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 7: vbars with spaced text, in three different rows:
+\directlua{
+ local ga = {}
+ ga[1] = 36 % vbar opcode
+ ga[2] = 0*pt % y1
+ ga[3] = 20*pt % y2
+ ga[4] = 8 % number of bars
+ for i = 1,8 do
+ ga[3 + i*2] = i * 2 * 5*pt % x coordinate of bar axis
+ ga[4 + i*2] = 5*pt % bar width
+ end
+ ga[21] = 36 % vbar opcode
+ ga[22] = 30*pt % y1
+ ga[23] = 50*pt % y2
+ ga[24] = 8 % number of bars
+ for i = 1,8 do
+ ga[23 + i*2] = i * 2 * 5*pt % x coordinate of bar axis
+ ga[24 + i*2] = 5*pt % bar width
+ end
+ % 131 <x1: FLOAT> <xgap: FLOAT> <ay: DIM> <ypos: DIM> <c: CHARS>
+ ga[41] = 131 % opcode text_xspaced
+ ga[42] = 10*pt % x coordinate of the first glyph axis
+ ga[43] = 10*pt % x gap among glyphs
+ ga[44] = 0.5 % half height
+ ga[45] = 25*pt % y coordinate of glyps
+ ga[46] = 65 % A
+ ga[47] = 66 % B
+ ga[48] = 67 % C
+ ga[49] = 68 % D
+ ga[50] = 69 % E
+ ga[51] = 70 % F
+ ga[52] = 71 % G
+ ga[53] = 72 % H
+ ga[54] = 0
+ driver:ga_to_hbox({_data = ga}, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 8: spaced text (checking the correct vertical alignment):
+\directlua{
+ local ga = {}
+ ga[1] = 36 % vbar opcode
+ ga[2] = 0*pt % y1
+ ga[3] = 20*pt % y2
+ ga[4] = 8 % number of bars
+ for i = 1,8 do
+ ga[3 + i*2] = i * 2 * 5*pt % x coordinate of bar axis
+ ga[4 + i*2] = 1*pt % bar width
+ end
+ ga[21] = 36 % vbar opcode
+ ga[22] = 40*pt % y1
+ ga[23] = 60*pt % y2
+ ga[24] = 8 % number of bars
+ for i = 1,8 do
+ ga[23 + i*2] = i * 2 * 5*pt % x coordinate of bar axis
+ ga[24 + i*2] = 1*pt % bar width
+ end
+ % 131 <x1: FLOAT> <xgap: FLOAT> <ay: DIM> <ypos: DIM> <c: CHARS>
+ ga[41] = 131 % opcode text_xspaced
+ ga[42] = 10*pt % x coordinate of the first glyph axis
+ ga[43] = 10*pt % x gap among glyphs
+ ga[44] = 0.0 % half height
+ ga[45] = 30*pt % y coordinate of glyps
+ ga[46] = 65 % A
+ ga[47] = 66 % B
+ ga[48] = 67 % C
+ ga[49] = string.byte("Q")
+ ga[50] = 69 % E
+ ga[51] = 70 % F
+ ga[52] = 71 % G
+ ga[53] = 72 % H
+ ga[54] = 0
+ ga[55] = 131 % opcode text_xspaced
+ ga[56] = 10*pt % x coordinate of the first glyph axis
+ ga[57] = 10*pt % x gap among glyphs
+ ga[58] = 1.0 % half height
+ ga[59] = 30*pt % y coordinate of glyps
+ ga[60] = 49 % 1
+ ga[61] = 50 % 2
+ ga[62] = 51 % 3
+ ga[63] = 52 % 4
+ ga[64] = 53 % 5
+ ga[65] = 54 % 6
+ ga[66] = 55 % 7
+ ga[67] = 56 % 8
+ ga[68] = 0
+ driver:ga_to_hbox({_data = ga}, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 9: spaced text, check correct vertical alignment:
+\directlua{
+ local ga = {}
+ ga[1] = 36 % vbar opcode
+ ga[2] = 0*pt % y1
+ ga[3] = 20*pt % y2
+ ga[4] = 8 % number of bars
+ for i = 1,8 do
+ ga[3 + i*2] = i * 2 * 5*pt % x coordinate of bar axis
+ ga[4 + i*2] = 8*pt % bar width
+ end
+ ga[21] = 36 % vbar opcode
+ ga[22] = 40*pt % y1
+ ga[23] = 60*pt % y2
+ ga[24] = 8 % number of bars
+ for i = 1,8 do
+ ga[23 + i*2] = i * 2 * 5*pt % x coordinate of bar axis
+ ga[24 + i*2] = 8*pt % bar width
+ end
+ % 131 <x1: FLOAT> <xgap: FLOAT> <ay: DIM> <ypos: DIM> <c: CHARS>
+ ga[41] = 131 % opcode text_xspaced
+ ga[42] = 10*pt % x coordinate of the first glyph axis
+ ga[43] = 10*pt % x gap among glyphs
+ ga[44] = 0.0 % half height
+ ga[45] = 20*pt % y coordinate of glyps
+ ga[46] = 65 % A
+ ga[47] = 66 % B
+ ga[48] = 67 % C
+ ga[49] = 68 % D
+ ga[50] = 69 % E
+ ga[51] = 70 % F
+ ga[52] = 71 % G
+ ga[53] = 72 % H
+ ga[54] = 0
+ ga[55] = 131 % opcode text_xspaced
+ ga[56] = 10*pt % x coordinate of the first glyph axis
+ ga[57] = 10*pt % x gap among glyphs
+ ga[58] = 1.0 % half height
+ ga[59] = 40*pt % y coordinate of glyps
+ ga[60] = 49 % 1
+ ga[61] = 50 % 2
+ ga[62] = 51 % 3
+ ga[63] = 52 % 4
+ ga[64] = 53 % 5
+ ga[65] = 54 % 6
+ ga[66] = 55 % 7
+ ga[67] = 56 % 8
+ ga[68] = 0
+ driver:ga_to_hbox({_data = ga}, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 10: two centered texts aligned to the baseline:
+\directlua{
+ local ga = {}
+ % 130 <ax: FLOAT> <ay: FLOAT> <xpos: DIM> <ypos: DIM> <c: CHARS>
+ ga[ 1] = 130 % opcode text
+ ga[ 2] = 0.5 % ax relative x coordinate
+ ga[ 3] = 1.0 % ay relative y coordinate
+ ga[ 4] = 0.0 % x position
+ ga[ 5] = 0.0 % y position
+ ga[ 6] = 65 % A
+ ga[ 7] = string.byte("Q") % Q depth glyph
+ ga[ 8] = 67 % C
+ ga[ 9] = 0
+ ga[10] = 130 % opcode text
+ ga[11] = 0.5 % ax
+ ga[12] = 0.0 % ay
+ ga[13] = 0.0 % x
+ ga[14] = 0.0 % y
+ ga[15] = 48 % 0
+ ga[16] = 49 % 1
+ ga[17] = 50 % 2
+ ga[18] = 51 % 3
+ ga[19] = 52 % 4
+ ga[20] = 53 % 5
+ ga[21] = 54 % 6
+ ga[22] = 55 % 7
+ ga[23] = 56 % 8
+ ga[24] = 57 % 9
+ ga[25] = 0
+ driver:ga_to_hbox({_data = ga}, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+So far, we have manually build data for ga stream. Next we are going to
+use the ga-canvas library.
+
+\bigskip
+In fact, all the previous tests are rebuild with the ga-canvas library.
+
+Test 1: a vbar 2pt width, 20pt height:
+\directlua{
+ gacanvas = require "lib-geo.brcd-gacanvas"
+ local ga = gacanvas:new()
+ local vbar = {_yline = {0.0, 2*pt}}
+ local err = ga:encode_Vbar(vbar, 0.0, 0.0, 20*pt) % x, w
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\box\mybox
+
+\bigskip
+Test 2: ten vbars equally spaced by 10pt:
+\directlua{
+ local ga = gacanvas:new()
+ local data = {}
+ for i = 0, 9 do
+ data[i*2 + 1] = 5*pt + i*20*pt % x
+ data[i*2 + 2] = 10*pt % w
+ end
+ local bars = {_yline = data}
+ local err = ga:encode_Vbar(bars, 0.0, 0.0, 10*pt)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test 3: two series of vbars 10pt and 5pt large:
+\directlua{
+ local b1 = {}
+ for i = 0, 9 do
+ b1[i*2 + 1] = i*20*pt
+ b1[i*2 + 2] = 10*pt
+ end
+ local b2 = {}
+ for i = 0, 8 do
+ b2[i*2 + 1] = i*20*pt
+ b2[i*2 + 2] = 5*pt
+ end
+ local ga = gacanvas:new()
+ local err = ga:encode_Vbar({_yline=b1}, 0.0, 0.0, 10*pt)
+ assert(not err, err)
+ err = ga:encode_Vbar({_yline=b2}, 10.0*pt, 2.5*pt, 7.5*pt)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test 4: a bunch of thin bars:
+\directlua{
+ local b = {}
+ for i = 0, 24 do
+ b[i*2 + 1] = 1*pt + i*4*pt
+ b[i*2 + 2] = 2*pt
+ end
+ local ga = gacanvas:new()
+ local err = ga:encode_Vbar({_yline=b}, 0.0, 5*pt, 25*pt)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule{ }\box\mybox{ }\vrule
+
+\bigskip
+Test 5: two levels of a bunch of thin bars:
+\directlua{
+ local b = {}
+ for i = 0, 24 do
+ b[i*2 + 1] = i*4*pt
+ b[i*2 + 2] = 2*pt
+ end
+ local b = {_yline=b}
+ local ga = gacanvas:new()
+ local err = ga:encode_Vbar(b, 0.0, 5*pt, 25*pt)
+ assert(not err, err)
+ err = ga:encode_Vbar(b, 2*pt, 25*pt, 45*pt, b)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 6: staircase of bars (manual insertion of data):
+\directlua{
+ local b = {_yline={0.0, 10*pt}}
+ local ga = gacanvas:new()
+ local err = ga:encode_Vbar(b, 0.0, 0.0, 20*pt)
+ assert(not err, err)
+ err = ga:encode_Vbar(b, 10*pt, 20*pt, 40*pt)
+ assert(not err, err)
+ err = ga:encode_Vbar(b, 20*pt, 40*pt, 60*pt)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 7: vbars with spaced text, all in three rows:
+\directlua{
+ local b = {}
+ for i = 0,7 do
+ b[i*2+1] = i*10*pt
+ b[i*2+2] = 5*pt
+ end
+ local vb = {_yline=b}
+ local ga = gacanvas:new()
+ local err = ga:encode_Vbar(vb, 0.0, 0.0, 20*pt)
+ assert(not err, err)
+ local err = ga:encode_Vbar(vb, 0.0, 30*pt, 50*pt)
+ assert(not err, err)
+ local txt = {codepoint = {
+ 65, % A
+ 66, % B
+ 67, % C
+ 68, % D
+ 69, % E
+ 70, % F
+ 71, % G
+ 72, % H
+ }}
+ err = ga:encode_Text_xspaced(txt, 0.0, 10*pt, 25*pt, 0.5)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test 8: spaced text, check correct vertical alignment:
+\directlua{
+ local b = {}
+ for i = 0,7 do
+ b[i*2+1] = i*10*pt
+ b[i*2+2] = 2*pt
+ end
+ b = {_yline=b}
+ local ga = gacanvas:new()
+ local err = ga:encode_Vbar(b, 0.0, 0.0, 20*pt)
+ assert(not err, err)
+ local err = ga:encode_Vbar(b, 0.0, 40*pt, 60*pt)
+ assert(not err, err)
+ local c = { codepoint = {
+ 65, % A
+ 66, % B
+ 67, % C
+ string.byte("Q"),
+ 69, % E
+ 70, % F
+ 71, % G
+ 72, % H
+ }}
+ err = ga:encode_Text_xspaced(c, 0.0, 10*pt, 30*pt, 0.0)
+ assert(not err, err)
+ local n = { codepoint = {
+ 49, % 1
+ 50, % 2
+ 51, % 3
+ 52, % 4
+ 53, % 5
+ 54, % 6
+ 55, % 7
+ 56, % 8
+ }}
+ err = ga:encode_Text_xspaced(n, 0.0, 10*pt, 30*pt, 1.0)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 9: spaced text, check correct vertical alignment:
+\directlua{
+ local b = {}
+ for i = 0,7 do
+ b[i*2+1] = i*10*pt
+ b[i*2+2] = 8*pt
+ end
+ b = {_yline = b}
+ local ga = gacanvas:new()
+ local err = ga:encode_Vbar(b, 0.0, 0.0, 20*pt)
+ assert(not err, err)
+ local err = ga:encode_Vbar(b, 0.0, 40*pt, 60*pt)
+ assert(not err, err)
+ local c = { codepoint = {
+ 65, % A
+ 66, % B
+ 67, % C
+ string.byte("Q"),
+ 69, % E
+ 70, % F
+ 71, % G
+ 72, % H
+ }}
+ err = ga:encode_Text_xspaced(c, 0.0, 10*pt, 20*pt, 0.0)
+ assert(not err, err)
+ local n = { codepoint = {
+ 49, % 1
+ 50, % 2
+ 51, % 3
+ 52, % 4
+ 53, % 5
+ 54, % 6
+ 55, % 7
+ 56, % 8
+ }}
+ err = ga:encode_Text_xspaced(n, 0.0, 10*pt, 40*pt, 1.0)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule{ }\box\mybox{ }\vrule
+
+\bigskip
+Test number 10: two centered texts and baseline aligned:
+\directlua{
+ local n = { codepoint = {
+ 48, % 0
+ 49, % 1
+ 50, % 2
+ 51, % 3
+ 52, % 4
+ 53, % 5
+ 54, % 6
+ 55, % 7
+ 56, % 8
+ 57, % 9
+ }}
+ local ga = gacanvas:new()
+ local err = ga:encode_Text(n, 0, 0, 0.5, 0)
+ assert(not err, err)
+ local a = { codepoint = {
+ 65, % A
+ string.byte("Q"), % Q
+ 67, % C
+ }}
+ err = ga:encode_Text(a, 0, 0, 0.5, 1)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 11: two centered texts aligned:
+\directlua{
+ local n = { codepoint = {
+ 48, % 0
+ 49, % 1
+ 50, % 2
+ 51, % 3
+ 52, % 4
+ 53, % 5
+ 54, % 6
+ 55, % 7
+ 56, % 8
+ 57, % 9
+ }}
+ local ga = gacanvas:new()
+ local err = ga:encode_Text(n, 0, 0, 0.5, 1)
+ assert(not err, err)
+ local a = { codepoint = {
+ 65, % A
+ string.byte("Q"), % Q
+ 67, % C
+ }}
+ err = ga:encode_Text(a, 0, 0, 0.5, 0)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 12: text\_xwidth opcode:
+
+\directlua{
+ local n = { codepoint = {
+ 48, % 0
+ 49, % 1
+ 50, % 2
+ 51, % 3
+ 52, % 4
+ 53, % 5
+ 54, % 6
+ 55, % 7
+ 56, % 8
+ 57, % 9
+ }}
+ local ga = gacanvas:new()
+ local err = ga:encode_Text_xwidth(n, 0, tex.sp "5cm", 0, 0)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\vrule\hbox to 5cm{0 \hfill9}\vrule
+
+\bigskip
+Test number 13: text\_xwidth with different size:
+\smallskip
+
+\directlua{
+ local n = {codepoint = {
+ 48, % 0
+ 49, % 1
+ 50, % 2
+ 51, % 3
+ 52, % 4
+ 53, % 5
+ 54, % 6
+ 55, % 7
+ 56, % 8
+ 57, % 9
+ }}
+ local ga = gacanvas:new()
+ % (txt, x1, x2, ypos, ay) --> err
+ local err = ga:encode_Text_xwidth(n, tex.sp "0mm", tex.sp "50mm", 0, 0)
+ assert(not err, err)
+ local err = ga:encode_Text_xwidth(n, tex.sp "5mm", tex.sp "45mm", tex.sp "3mm", 0)
+ assert(not err, err)
+ local err = ga:encode_Text_xwidth(n, tex.sp "10mm", tex.sp "40mm", tex.sp "6mm", 0)
+ assert(not err, err)
+ local err = ga:encode_Text_xwidth(n, tex.sp "15mm", tex.sp "35mm", tex.sp "9mm", 0)
+ assert(not err, err)
+ local err = ga:encode_Text_xwidth(n, tex.sp "20mm", tex.sp "30mm", tex.sp "12mm", 0)
+ assert(not err, err)
+ local err = ga:encode_Text_xwidth(n, tex.sp "24mm", tex.sp "26mm", tex.sp "15mm", 0)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 14: place bars and text as text\_xwidth:
+\smallskip
+
+\directlua{
+ local b = {}
+ for i = 0, 9 do
+ b[i*2 + 1] = i*12*pt
+ b[i*2 + 2] = 0.4*pt
+ end
+ b = {_yline = b}
+ local n = {codepoint = { 48, 49, 50, 51, 52, 53, 54, 55, 56, 57,}}
+ local ga = gacanvas:new()
+ % (vbar, x0, y1, y2) --> err
+ local err = ga:encode_Vbar(b, 0.0, 0*pt, 25*pt)
+ local err = ga:encode_Vbar(b, 0.0, 32*pt, 42*pt)
+ assert(not err, err)
+ % (txt, x1, x2, ypos, ay) --> err
+ local err = ga:encode_Text_xwidth(n, 0*pt, 108*pt, 25*pt, 0)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\smallskip
+\directlua{
+ local b = {}
+ for i = 0, 8 do
+ b[i*2 + 1] = i*12*pt
+ b[i*2 + 2] = 0.2*pt
+ end
+ b = {_yline = b}
+ local n = { 48, 49, 50, 51, string.byte([[x]]), 53, 54, 55, 56,}
+ n = {codepoint = n}
+ local ga = gacanvas:new()
+ % x0, y1, y2, bars
+ local err = ga:encode_Vbar(b, 0.0, 0*pt, 25*pt)
+ local err = ga:encode_Vbar(b, 0.0, 32*pt, 42*pt)
+ assert(not err, err)
+ % (txt, x1, x2, ypos, ay) --> err
+ local err = ga:encode_Text_xwidth(n, 0*pt, 96*pt, 25*pt, 0)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bigskip
+Test number 15: place text\_xwidth when text is only two chars long:
+
+\directlua{
+ local n = {codepoint = { 48, 56,}} % 0 and 8
+ local ga = gacanvas:new()
+ % (txt, x1, x2, ypos, ay) --> err
+ local err = ga:encode_Text_xwidth(n, 0*pt, 32*pt, 25*pt, 0)
+ assert(not err, err)
+ driver:ga_to_hbox(ga, [[mybox]])
+}\vrule\box\mybox\vrule
+
+\bye
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/001-ga-svg-test.lua b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/001-ga-svg-test.lua
new file mode 100644
index 00000000000..2f932235cb1
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/001-ga-svg-test.lua
@@ -0,0 +1,28 @@
+-- test SVG driver output
+
+local barracuda = require "barracuda"
+local driver = barracuda:get_driver()
+
+local mm = 186467.9811 -- 1 mm in sp
+local ga1 = { _data = { 1, 1*mm,
+ 34, 10*mm, 100*mm, 0*mm, -- vline, y1, y2, x
+ 34, 20*mm, 90*mm, 10*mm,
+ 34, 30*mm, 80*mm, 20*mm,
+ 34, 40*mm, 70*mm, 30*mm,
+ 34, 50*mm, 60*mm, 40*mm,
+}}
+
+driver:save("svg", ga1, "test-01")
+
+local ga2 = { _data = {
+ 1, 5*mm,
+ 34, 0*mm, 50*mm, 2.5*mm,
+ 33, 0*mm, 50*mm, 40*mm,
+}}
+
+driver:save("svg", ga2, "test-02")
+
+
+
+
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/002-ga-svg-test.lua b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/002-ga-svg-test.lua
new file mode 100644
index 00000000000..8f10d6dfbf7
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/002-ga-svg-test.lua
@@ -0,0 +1,18 @@
+-- test SVG driver output
+
+local barracuda = require "barracuda"
+local barcode = barracuda:get_barcode_class()
+local driver = barracuda:get_driver()
+
+local opt = {module = 15 * 0.0254 * 186467, height = 12 * 186467}
+
+local c39, err = barcode:new_encoder("code39", nil, opt)
+assert(not err, err)
+
+local symbol, err = c39:from_string("ABC000Z")
+assert(not err, err)
+
+local canvas = barracuda:new_canvas()
+symbol:append_ga(canvas)
+
+driver:save("svg", canvas, "test-code39") \ No newline at end of file
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/test-01.svg b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/test-01.svg
new file mode 100644
index 00000000000..77e3ba6e0c0
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/test-01.svg
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Barracuda package (https://github.com/robitex/barracuda) -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
+ "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg"
+ version="1.1"
+ width="41.000000mm" height="90.000000mm"
+ viewBox="-0.500000 -100.000000 41.000000 90.000000"
+>
+ <path d="M0.000000 -100.000000V-10.000000"
+ style="stroke:#000000;stroke-width:1.000000"
+ />
+ <path d="M10.000000 -90.000000V-20.000000"
+ style="stroke:#000000;stroke-width:1.000000"
+ />
+ <path d="M20.000000 -80.000000V-30.000000"
+ style="stroke:#000000;stroke-width:1.000000"
+ />
+ <path d="M30.000000 -70.000000V-40.000000"
+ style="stroke:#000000;stroke-width:1.000000"
+ />
+ <path d="M40.000000 -60.000000V-50.000000"
+ style="stroke:#000000;stroke-width:1.000000"
+ />
+</svg>
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/test-02.svg b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/test-02.svg
new file mode 100644
index 00000000000..ff7862b12f0
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/test-02.svg
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Barracuda package (https://github.com/robitex/barracuda) -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
+ "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg"
+ version="1.1"
+ width="50.000000mm" height="50.000000mm"
+ viewBox="0.000000 -50.000000 50.000000 50.000000"
+>
+ <path d="M2.500000 -50.000000V-0.000000"
+ style="stroke:#000000;stroke-width:5.000000"
+ />
+ <path d="M0.000000 -40.000000H50.000000"
+ style="stroke:#000000;stroke-width:5.000000"
+ />
+</svg>
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/test-code39.svg b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/test-code39.svg
new file mode 100644
index 00000000000..8453a6bdebc
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-ga-svg/test-code39.svg
@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Barracuda package (https://github.com/robitex/barracuda) -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
+ "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg"
+ version="1.1"
+ width="51.815727mm" height="14.873148mm"
+ viewBox="-3.809980 -11.999937 51.815727 14.873148"
+>
+ <g stroke="black">
+ <path d="M0.190499 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M1.333493 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M2.285988 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M3.428982 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M4.381477 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ </g>
+ <g stroke="black">
+ <path d="M5.333972 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M6.286467 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M7.048463 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M8.191457 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M9.143952 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ </g>
+ <g stroke="black">
+ <path d="M10.096447 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M11.048942 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M12.001437 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M13.144431 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M14.096926 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ </g>
+ <g stroke="black">
+ <path d="M15.239920 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M16.382914 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M17.335409 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M18.478403 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M19.240399 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ </g>
+ <g stroke="black">
+ <path d="M20.002395 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M20.764391 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M22.097884 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M23.240878 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M24.193373 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ </g>
+ <g stroke="black">
+ <path d="M24.955369 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M25.717365 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M27.050858 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M28.193852 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M29.146347 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ </g>
+ <g stroke="black">
+ <path d="M29.908343 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M30.670339 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M32.003832 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M33.146826 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M34.099321 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ </g>
+ <g stroke="black">
+ <path d="M34.861317 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M36.194810 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M37.337804 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M38.290299 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M39.052295 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ </g>
+ <g stroke="black">
+ <path d="M39.814291 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M40.957285 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ <path d="M41.909779 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M43.052773 -11.999937V-0.000000" style="stroke-width:0.761996"/>
+ <path d="M44.005268 -11.999937V-0.000000" style="stroke-width:0.380998"/>
+ </g>
+ <text x="0.000000" y="2.873212" font-family="Verdana" font-size="2.877000">
+ ABC000Z </text>
+</svg>
+
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-i2of5/001-i2of5-test.pdf b/Master/texmf-dist/doc/luatex/barracuda/test/test-i2of5/001-i2of5-test.pdf
new file mode 100644
index 00000000000..3aa107681c4
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-i2of5/001-i2of5-test.pdf
Binary files differ
diff --git a/Master/texmf-dist/doc/luatex/barracuda/test/test-i2of5/001-i2of5-test.tex b/Master/texmf-dist/doc/luatex/barracuda/test/test-i2of5/001-i2of5-test.tex
new file mode 100644
index 00000000000..43c652d66a8
--- /dev/null
+++ b/Master/texmf-dist/doc/luatex/barracuda/test/test-i2of5/001-i2of5-test.tex
@@ -0,0 +1,187 @@
+% !TeX program = LuaTeX
+% Copyright (C) 2019 Roberto Giacomelli
+
+\newbox\mybox
+\nopagenumbers
+
+\directlua{barracuda = require "barracuda"}
+
+Interleaved 2 of 5 encoder test.
+
+Test 1: one simple barcode with default parameters:
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+
+local enc, err = barcode:new_encoder("i2of5"); assert(not err, err)
+local symbo, err = enc:from_uint(54654681); assert(not err, err)
+local canvas = barracuda:new_canvas(); symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+\bigskip
+Test 2: one simple barcode with default parameter:
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+local enc, err = barcode:enc_by_name("i2of5"); assert(not err, err)
+local symbo, err = enc:from_uint(1234567895); assert(not err, err)
+local canvas = barracuda:new_canvas(); symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+% check digit tests
+
+\directlua{% verify check digits, the last one
+local code = {
+ 7352621,
+ 9624764,
+ 7592881,
+ 5344147,
+ 742238,
+ 199766,
+ 4544739,
+ 2774794,
+ 8509895,
+ 8285157,
+ 5387564,
+ 5534371,
+ 2155678,
+ 4529545,
+ 4689164,
+ 1674910,
+ 5317837,
+ 4117698,
+}
+local barcode = barracuda:get_barcode_class()
+local enc, err = barcode:enc_by_name("i2of5"); assert(not err, err)
+for _, n in ipairs(code) do
+ local smbl, err = enc:from_uint(n, {check_digit_policy="verify"})
+ assert(not err, err)
+end
+}
+
+\directlua{% check digits evaluation
+local code = {
+ ["735262"] = 1,
+ ["962476"] = 4,
+ ["759288"] = 1,
+ ["534414"] = 7,
+ ["74223"] = 8,
+ ["19976"] = 6,
+ ["454473"] = 9,
+ ["277479"] = 4,
+ ["850989"] = 5,
+ ["828515"] = 7,
+ ["538756"] = 4,
+ ["553437"] = 1,
+ ["215567"] = 8,
+ ["452954"] = 5,
+ ["468916"] = 4,
+ ["167491"] = 0,
+ ["531783"] = 7,
+ ["411769"] = 8,
+}
+local barcode = barracuda:get_barcode_class()
+local enc, err = barcode:enc_by_name("i2of5"); assert(not err, err)
+for sc, ck in pairs(code) do
+ local n = tonumber(sc)
+ local c, err = enc:get_checkdigit(n)
+ assert(not err, err)
+ assert(c == ck, "Wrong check digit "..c.." vs "..ck .." for "..sc)
+end
+}
+
+\bigskip
+Test 3: one simple barcode with check digit automatically added:
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+local enc, err = barcode:enc_by_name("i2of5"); assert(not err, err)
+local symbo, err = enc:from_uint(454473, {check_digit_policy="add"})
+assert(not err, err)
+local canvas = barracuda:new_canvas(); symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+\bigskip
+Test 4: a second simple barcode with check digit automatically added:
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+local enc, err = barcode:enc_by_name("i2of5"); assert(not err, err)
+local symbo, err = enc:from_uint(74223, {check_digit_policy="add"})
+assert(not err, err)
+local canvas = barracuda:new_canvas(); symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+\bigskip
+Test 5: a symbol with native check digits:
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+local enc, err = barcode:enc_by_name("i2of5"); assert(not err, err)
+local symbo, err = enc:from_uint(121891259, {check_digit_policy="verify"})
+assert(not err, err)
+local canvas = barracuda:new_canvas(); symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+\bigskip
+Test 6: bearer bars please:
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+local enc, err = barcode:enc_by_name("i2of5"); assert(not err, err)
+local symbo, err = enc:from_uint(747867239, {bearer_bars_enabled = true})
+assert(not err, err)
+local canvas = barracuda:new_canvas(); symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+\bigskip
+Test 7: bearer bars all around the symbol:
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+local enc, err = barcode:enc_by_name("i2of5"); assert(not err, err)
+local symbo, err = enc:from_uint(986790868, {bearer_bars_enabled = true, bearer_bars_layout="frame"})
+assert(not err, err)
+local canvas = barracuda:new_canvas(); symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+\bigskip
+Test 8: bearer bars all around the symbol (with string costructor):
+
+\directlua{
+local barcode = barracuda:get_barcode_class()
+local enc, err = barcode:enc_by_name("i2of5"); assert(not err, err)
+local symbo, err = enc:from_string("986790868", {bearer_bars_enabled = true, bearer_bars_layout="frame"})
+assert(not err, err)
+local canvas = barracuda:new_canvas(); symbo:append_ga(canvas)
+local drv = barracuda:get_driver()
+drv:ga_to_hbox(canvas, "mybox")
+}
+\vrule A\vrule\box\mybox \vrule A\vrule
+
+That's all folks!
+
+\bye
+
+
diff --git a/Master/texmf-dist/scripts/barracuda/barracuda.lua b/Master/texmf-dist/scripts/barracuda/barracuda.lua
new file mode 100644
index 00000000000..4d587ef952b
--- /dev/null
+++ b/Master/texmf-dist/scripts/barracuda/barracuda.lua
@@ -0,0 +1,116 @@
+-- Welcome to the 'barracuda' barcode library
+--
+-- Encode a message into a barcode symbol, in Lua or within a LuaTeX source file
+--
+-- Copyright (C) 2019 Roberto Giacomelli
+--
+-- This program is free software; you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation; either version 2 of the License, or
+-- (at your option) any later version.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+-- GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with this program; if not, write to the Free Software
+-- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+-- Basic Conventions:
+-- fields that start with an undercore are private
+-- class name follows the snake case naming convention
+-- the 'barracuda' table is the only global object to access every package
+-- modules.
+
+local Barracuda = {
+ _VERSION = "barracuda v0.0.9.1",
+ _NAME = "barracuda",
+ _DESCRIPTION = "Lua library for barcode printing",
+ _URL = "https://github.com/robitex/barracuda",
+ _LICENSE = "GNU GENERAL PUBLIC LICENSE, Version 2, June 1991",
+}
+
+-- essential sub-module loading
+Barracuda._libgeo = require "lib-geo.brcd-libgeo" -- basic vectorial objects
+Barracuda._gacanvas = require "lib-geo.brcd-gacanvas" -- ga stream library
+Barracuda._barcode = require "lib-barcode.brcd-barcode" -- barcode abstract class
+
+local Barcode = Barracuda._barcode
+Barcode._libgeo = Barracuda._libgeo
+
+-- encoder builder
+function Barracuda:get_barcode_class() --> Barcode class object
+ return self._barcode
+end
+
+-- where we place output driver library
+function Barracuda:get_driver() --> Driver object, err
+ if not self._lib_driver then
+ self._lib_driver = require "lib-driver.brcd-driver"
+ end
+ return self._lib_driver
+end
+
+function Barracuda:new_canvas() --> driver
+ local gacanvas = self._gacanvas
+ return gacanvas:new()
+end
+
+-- high level barcode functions
+-- only default options
+-- panic on error
+
+-- save barcode as a graphic external file
+function Barracuda:save(bc_type, data, filename, id_drv)
+ local barcode = self:get_barcode_class()
+ local enc, err = barcode:new_encoder(bc_type)
+ assert(enc, err)
+ local arg_data = type(data)
+ local symb
+ if arg_data == "number" then
+ local err_data
+ symb, err_data = enc:from_uint(data)
+ asser(symb, err_data)
+ elseif arg_data == "string" then
+ local err_data
+ symb, err_data = enc:from_string(data)
+ assert(symb, err_data)
+ else
+ error("[argErr] unsupported 'data' type")
+ end
+ local canvas = self:new_canvas()
+ symb:append_ga(canvas)
+ local driver = self:get_driver()
+ id_drv = id_drv or "svg"
+ local ok, out_err = driver:save(id_drv, canvas, filename)
+ assert(ok, out_err)
+end
+
+-- this is a only LuaTeX method
+function Barracuda:hbox(bc_type, data, box_name)
+ local barcode = self:get_barcode_class()
+ local enc, err = barcode:new_encoder(bc_type)
+ assert(enc, err)
+ local arg_data = type(data)
+ local symb
+ if arg_data == "number" then
+ local err_data
+ symb, err_data = enc:from_uint(data)
+ asser(symb, err_data)
+ elseif arg_data == "string" then
+ local err_data
+ symb, err_data = enc:from_string(data)
+ assert(symb, err_data)
+ else
+ error("[argErr] unsupported 'data' type")
+ end
+ local canvas = self:new_canvas()
+ symb:append_ga(canvas)
+ local driver = self:get_driver()
+ local ok, err_hbox = driver:ga_to_hbox(canvas, box_name)
+ assert(ok, err_hbox)
+end
+
+return Barracuda
diff --git a/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-barcode.lua b/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-barcode.lua
new file mode 100644
index 00000000000..415719a2f4d
--- /dev/null
+++ b/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-barcode.lua
@@ -0,0 +1,544 @@
+
+-- Barcode abstract class
+-- Copyright (C) 2019 Roberto Giacomelli
+-- Please see LICENSE.TXT for any legal information about present software
+
+local Barcode = {
+ _VERSION = "Barcode v0.0.9",
+ _NAME = "Barcode",
+ _DESCRIPTION = "Barcode abstract class",
+}
+Barcode.__index = Barcode
+
+-- barcode_type/submodule name
+Barcode._available_enc = {-- keys must be lowercase
+ code39 = "lib-barcode.brcd-code39", -- Code 39
+ code128 = "lib-barcode.brcd-code128", -- Code128
+ ean = "lib-barcode.brcd-ean", -- EAN family (ISBN, EAN8, etc)
+ i2of5 = "lib-barcode.brcd-i2of5", -- Interleaved 2 of 5
+}
+Barcode._builder_instances = {} -- encoder builder instances repository
+
+-- common parameters to all the barcode objects
+Barcode._super_par_def = {}
+local pardef = Barcode._super_par_def
+
+-- set an Anchor point (ax, ay) relatively to the barcode bounding box
+-- without considering any text object
+-- ax = 0, ay = 0 is the lower left corner of the symbol
+-- ax = 1, ay = 1 is the upper right corner of the symbol
+Barcode.ax = 0.0
+pardef.ax = {
+ default = 0.0,
+ unit = "sp", -- scaled point
+ isReserved = false,
+ order = 1,
+ fncheck = function (self, ax, _) --> boolean, err
+ if ax >= 0.0 and ax <= 1.0 then return true, nil end
+ return false, "[OutOfRange] 'ax' out of [0, 1] interval"
+ end,
+}
+Barcode.ay = 0.0
+pardef.ay = {
+ default = 0.0,
+ unit = "sp", -- scaled point
+ isReserved = false,
+ order = 2,
+ fncheck = function (self, ay, _) --> boolean, err
+ if ay >= 0.0 and ay <= 1.0 then return true, nil end
+ return false, "[OutOfRange] 'ay' out of [0, 1] interval"
+ end,
+}
+
+-- Barcode.bbox_to_quietzone -- under assessment
+
+-- Barcode methods
+
+-- stateless iterator troughtout the ordered parameters collection
+local function p_iter(state, i)
+ i = i + 1
+ local t = state[i]
+ if t then
+ return i, t
+ end
+end
+
+-- main iterator on parameter definitions
+function Barcode:param_ord_iter()
+ local state = {}
+ -- append family parameter
+ local p2_family = self._par_def -- base family parameters
+ local fam_len = 0
+ if p2_family then
+ for pname, pdef in pairs(p2_family) do
+ state[pdef.order] = {
+ pname = pname,
+ pdef = pdef,
+ isSuper = false,
+ }
+ fam_len = fam_len + 1
+ end
+ assert(fam_len == #state)
+ end
+ -- append the variant parameters
+ local var_len = 0
+ local var = self._variant
+ if var then -- specific variant parameters
+ local p2_variant = assert(self._par_def_variant[var])
+ for pname, pdef in pairs(p2_variant) do
+ if state[pname] then
+ error("[InternalErr] overriding paramenter '"..pname.."'")
+ end
+ state[pdef.order + fam_len] = {
+ pname = pname,
+ pdef = pdef,
+ isSuper = false,
+ }
+ var_len = var_len + 1
+ end
+ assert(fam_len + var_len == #state)
+ end
+ -- append the super class parameter to the iterator state
+ local p1 = self._super_par_def
+ local super_len = 0
+ for pname, pdef in pairs(p1) do
+ if state[pname] then
+ error("[InternalError] overriding paramenter name '"..pname.."'")
+ end
+ state[fam_len + var_len + pdef.order] = {
+ pname = pname,
+ pdef = pdef,
+ isSuper = true,
+ }
+ super_len = super_len + 1
+ end
+ assert(super_len + fam_len + var_len == #state)
+ return p_iter, state, 0
+end
+
+-- encoder costructor
+-- Symbology can be a family with many variants. This is represented by the
+-- first argument 'bc_type' formatted as <family>-<variant>.
+-- in more details:
+-- <family id><dash char><variant id> if there are variants
+-- <encoder id> if not
+-- i.e. when 'bc_type' is the string "ean-13", "ean" is the barcode family and
+-- "13" is its variant name.
+-- For whose barcodes that do not have variants, 'bc_type' is simply the endoder id
+-- such as "code128".
+-- 'id_enc' is an optional identifier useful to retrive an encoder reference later
+-- 'opt' is an optional table with the user-defined parameters setting up encoders
+--
+function Barcode:new_encoder(bc_type, id_enc, opt) --> object, err
+ -- argument checking
+ if type(bc_type) ~= "string" then
+ return nil, "[ArgErr] 'bc_type' is not a string"
+ end
+ local pdash = string.find(bc_type, "-")
+ local family, variant
+ if pdash then
+ family = string.sub(bc_type, 1, pdash - 1)
+ variant = string.sub(bc_type, pdash + 1)
+ else
+ family = bc_type
+ end
+ local av_enc = self._available_enc
+ if not av_enc[family] then -- is the barcode type a real module?
+ return nil, "[Err] barcode type '"..family.."' not found"
+ end
+ if id_enc == nil then
+ id_enc = (variant or "") .. "_noname"
+ elseif type(id_enc) ~= "string" then
+ return nil, "[ArgErr] provided 'id_enc' is not a string"
+ end
+ if type(opt) == "table" or opt == nil then
+ opt = opt or {}
+ else
+ return nil, "[ArgErr] provided 'opt' is wrong"
+ end
+ local tenc = self._builder_instances
+ local builder;
+ if tenc[family] then -- is the encoder builder already loaded?
+ builder = tenc[family]
+ else -- loading the encoder builder
+ local mod_path = av_enc[family]
+ builder = require(mod_path)
+ tenc[family] = assert(builder, "[InternalErr] module not found!")
+ builder._enc_instances = {}
+ end
+ if builder._enc_instances[id_enc] then
+ return nil, "[Err] 'id_enc' already present"
+ end
+ local enc = {} -- the new encoder
+ enc.__index = enc
+ enc._variant = variant
+ setmetatable(enc, {
+ __index = function(_, k)
+ if builder[k] ~= nil then
+ return builder[k]
+ end
+ return self[k]
+ end
+ })
+ builder._enc_instances[id_enc] = enc
+ -- param defition
+ for _, tpar in enc:param_ord_iter() do
+ local pname = tpar.pname
+ local pdef = tpar.pdef
+ local isSuper = tpar.isSuper
+ local val = opt[pname] -- param = val
+ if val ~= nil then
+ local ok, err = pdef:fncheck(val, enc)
+ if ok then
+ enc[pname] = val
+ else -- error!
+ return nil, err
+ end
+ else
+ -- load the default value of <pname>
+ local def_val; if pdef.fndefault then
+ def_val = pdef:fndefault(enc)
+ else
+ def_val = pdef.default
+ end
+ if not isSuper then
+ enc[pname] = def_val
+ end
+ end
+ end
+ if enc.config then -- this must be called after the parameter definition
+ enc:config(variant)
+ end
+ return enc, nil
+end
+
+-- retrive encoder object already created
+-- 'name' is optional in case you didn't assign one to the encoder
+function Barcode:enc_by_name(bc_type, name) --> <encoder object>, <err>
+ if type(bc_type) ~= "string" then
+ return nil, "[ArgErr] 'bc_type' must be a string"
+ end
+ local pdash = string.find(bc_type, "-")
+ local family, variant
+ if pdash then
+ family = string.sub(bc_type, 1, pdash - 1)
+ variant = string.sub(bc_type, pdash + 1)
+ else
+ family = bc_type
+ end
+ local av_enc = self._available_enc
+ if not av_enc[family] then -- is the barcode type a real module?
+ return nil, "[Err] barcode type '"..family.."' not found"
+ end
+ local builder = self._builder_instances[family]
+ if builder == nil then
+ return nil, "[Err] enc builder '"..family.."' not loaded, use 'new_encoder()' method"
+ end
+ if name == nil then
+ name = (variant or "") .. "_noname"
+ elseif type(name) ~= "string" then
+ return nil, "[ArgErr] 'name' must be a string"
+ end
+ local repo = builder._enc_instances
+ local enc = repo[name]
+ if enc == nil then
+ return nil, "[Err] encoder '"..name.."' not found"
+ else
+ return enc, nil
+ end
+end
+
+-- base constructors common to all the encoders
+-- for numeric only simbology
+function Barcode:_check_char(c) --> elem, err
+ if type(c) ~= "string" or #c ~= 1 then
+ return nil, "[InternalErr] invalid char"
+ end
+ local n = string.byte(c) - 48
+ if n < 0 or n > 9 then
+ return nil, "[ArgErr] found a not digit char"
+ end
+ return n, nil
+end
+function Barcode:_check_digit(n) --> elem, err
+ if type(n) ~= "number" then
+ return nil, "[InternalErr] not a number"
+ end
+ if n < 0 or n > 9 then
+ return nil, "[InternalErr] not a digit"
+ end
+ return n, nil
+end
+
+-- not empty string --> Barcode object
+function Barcode:from_string(symb, opt) --> object, err
+ assert(self._check_char, "[InternalErr] undefined _check_char() method")
+ if type(symb) ~= "string" then
+ return nil, "[ArgErr] 'symb' is not a string"
+ end
+ if #symb == 0 then
+ return nil, "[ArgErr] 'symb' is an empty string"
+ end
+ local chars = {}
+ local len = 0
+ for c in string.gmatch(symb, ".") do
+ local elem, err = self:_check_char(c)
+ if err then
+ return nil, err
+ else
+ chars[#chars+1] = elem
+ len = len + 1
+ end
+ end
+ -- build the barcode object
+ local o = {
+ _code_data = chars, -- array of chars
+ _code_len = len, -- symbol lenght
+ }
+ setmetatable(o, self)
+ if opt ~= nil then
+ if type(opt) ~= "table" then
+ return nil, "[ArgErr] 'opt' is not a table"
+ else
+ local ok, err = o:set_param(opt)
+ if not ok then
+ return nil, err
+ end
+ end
+ end
+ if o._finalize then
+ local ok, e = o:_finalize()
+ if not ok then return nil, e end
+ end
+ return o, nil
+end
+
+-- positive integer --> Barcode object
+function Barcode:from_uint(n, opt) --> object, err
+ assert(self._check_digit, "[InternalErr] undefined _check_digit() method")
+ if type(n) ~= "number" then return nil, "[ArgErr] 'n' is not a number" end
+ if n < 0 then return nil, "[ArgErr] 'n' must be a positive integer" end
+ if n - math.floor(n) ~= 0 then
+ return nil, "[ArgErr] 'n' is not an integer"
+ end
+ if opt ~= nil and type(opt) ~= "table" then
+ return nil, "[ArgErr] 'opt' is not a table"
+ end
+ local digits = {}
+ local i = 0
+ if n == 0 then
+ local elem, err = self:_check_digit(0)
+ if err then
+ return nil, err
+ end
+ digits[1] = elem
+ i = 1
+ else
+ while n > 0 do
+ local d = n % 10
+ i = i + 1
+ local elem, err = self:_check_digit(d)
+ if err then
+ return nil, err
+ end
+ digits[i] = elem
+ n = (n - d) / 10
+ end
+ for k = 1, i/2 do -- reverse the array
+ local d = digits[k]
+ local h = i - k + 1
+ digits[k] = digits[h]
+ digits[h] = d
+ end
+ end
+ -- build the barcode object
+ local o = {
+ _code_data = digits, -- array of digits
+ _code_len = i, -- symbol lenght
+ }
+ setmetatable(o, self)
+ if opt ~= nil then
+ if type(opt) ~= "table" then
+ return nil, "[ArgErr] 'opt' is not a table"
+ else
+ local ok, err = o:set_param(opt)
+ if not ok then
+ return nil, err
+ end
+ end
+ end
+ if o._finalize then
+ local ok, e = o:_finalize()
+ if not ok then return nil, e end
+ end
+ return o, nil
+end
+
+-- check a parameter set
+-- this method check also reserved parameter
+-- argments: {k=v, ...}, "default" | "current"
+-- if ref is "default" parameters are checked with default values
+-- if ref is "current" parameters are checked with current values
+function Barcode:check_param(opt, ref) --> boolean, check report
+ if type(opt) ~= "table" then
+ return nil, "[ArgErr] opt is not a table"
+ end
+ if ref == nil then
+ ref = "current"
+ else
+ if type(ref) ~= "string" then
+ return nil, "[ArgErr] ref is not a string"
+ end
+ if (ref ~= "current") or (ref ~= "default") then
+ return nil, "[ArgErr] ref can only be 'default' or 'current'"
+ end
+ end
+ -- checking process
+ local cktab = {}
+ local isOk = true
+ local err_rpt -- nil if no error
+ for _, tpar in self:param_ord_iter() do
+ local pname = tpar.pname
+ local pdef = tpar.pdef
+ -- load the default value of <pname>
+ local def_val; if pdef.fndefault then
+ def_val = pdef:fndefault(cktab)
+ else
+ def_val = pdef.default
+ end
+ local val = opt[pname]
+ if val ~= nil then
+ local ok, err = pdef:fncheck(val, cktab)
+ if ok then
+ cktab[pname] = val
+ else -- error!
+ isOk = false
+ if err_rpt == nil then err_rpt = {} end
+ err_rpt[#err_rpt + 1] = {
+ param = pname,
+ checked_val = val,
+ default_val = def_val,
+ isOk = ok,
+ err = err,
+ }
+ end
+ end
+ local v
+ if ref == "current" then
+ v = self[pname]
+ else
+ v = def_val
+ end
+ cktab[pname] = v
+ end
+ return isOk, err_rpt
+end
+
+-- restore to the default values all the parameter
+-- (reserved parameters are unmodified so no need to restore it)
+-- this need further investigation about the conseguence of a restore
+-- that reset the parameter but "locally"
+-- so this method must be considered experimental
+function Barcode:restore_param() --> self :FIXME:
+ for _, par in ipairs(self._par_id) do
+ local pdef = self[par.."_def"]
+ if not pdef.isReserved then
+ self[par] = pdef.default
+ end
+ end
+ return self
+end
+
+-- create a table with the information of the current barcode encoder
+function Barcode:info() --> table
+ local info = {
+ name = self._NAME,
+ version = self._VERSION,
+ description = self._DESCRIPTION,
+ param = {},
+ }
+ local tpar = info.param
+ for _, pardef in self:param_ord_iter() do
+ local id = pardef.pname
+ local pdef = pardef.pdef
+ tpar[#tpar + 1] = {
+ name = id,
+ descr = nil, -- TODO:
+ value = self[id],
+ isReserved = pdef.isReserved,
+ unit = pdef.unit,
+ }
+ end
+ return info
+end
+
+-- make accessible by name parameter values
+-- id: parameter identifier
+function Barcode:get_param(id) --> value, err
+ if type(id) ~= "string" then
+ return nil, "[ArgErr] 'id' must be a string"
+ end
+ local pardef = self._par_def
+ if not pardef[id] then
+ return nil, "[Err] Parameter '"..id.."' doesn't exist"
+ end
+ local res = assert(self[id], "[InternalErr] parameter value unreachable")
+ return res, nil
+end
+
+-- set a barcode parameter only if it is not reserved
+-- arguments:
+-- :set_param{key = value, key = value, ...}
+-- :set_param(key, value)
+function Barcode:set_param(arg1, arg2) --> boolean, err
+ -- processing arguments
+ local targ
+ local isPair = true
+ if type(arg1) == "table" then
+ if arg2 ~= nil then
+ return false, "[ArgErr] Further arguments not allowed"
+ end
+ targ = arg1
+ isPair = false
+ elseif type(arg1) == "string" then -- key/value
+ if arg2 == nil then
+ return false, "[ArgErr] 'value' as the second argument expected"
+ end
+ targ = {}
+ targ[arg1] = arg2
+ else
+ return false, "[ArgErr] param name must be a string"
+ end
+ -- preparing to the checking process
+ local cktab = {}
+ local ckparam = {}
+ -- checking process
+ for _, tpar in self:param_ord_iter() do
+ local pname = tpar.pname
+ local pdef = tpar.pdef
+ local val = targ[pname] -- par = val
+ if val ~= nil then
+ if pdef.isReserved then
+ return false, "[Err] parameter '" .. pname ..
+ "' is reserved, create another encoder"
+ end
+ local ok, err = pdef:fncheck(val, cktab)
+ if ok then
+ cktab[pname] = val
+ ckparam[pname] = val
+ else -- error!
+ return false, err
+ end
+ else -- no val in user option
+ cktab[pname] = self[pname]
+ end
+ end
+ for p, v in pairs(ckparam) do
+ self[p] = v
+ end
+ return true, nil
+end
+
+return Barcode
+
+--
diff --git a/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-code128.lua b/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-code128.lua
new file mode 100644
index 00000000000..317b3de8f8e
--- /dev/null
+++ b/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-code128.lua
@@ -0,0 +1,341 @@
+-- Code128 barcode generator module
+-- Copyright (C) 2019 Roberto Giacomelli
+--
+-- All dimension must be in scaled point (sp)
+-- every fields that starts with an undercore sign are intended as private
+
+local Code128 = {
+ _VERSION = "code128 v0.0.5",
+ _NAME = "Code128",
+ _DESCRIPTION = "Code128 barcode encoder",
+}
+
+Code128._int_def_bar = {-- code bar definitions
+ [0] = 212222, 222122, 222221, 121223, 121322, 131222, 122213, 122312,
+ 132212, 221213, 221312, 231212, 112232, 122132, 122231, 113222, 123122,
+ 123221, 223211, 221132, 221231, 213212, 223112, 312131, 311222, 321122,
+ 321221, 312212, 322112, 322211, 212123, 212321, 232121, 111323, 131123,
+ 131321, 112313, 132113, 132311, 211313, 231113, 231311, 112133, 112331,
+ 132131, 113123, 113321, 133121, 313121, 211331, 231131, 213113, 213311,
+ 213131, 311123, 311321, 331121, 312113, 312311, 332111, 314111, 221411,
+ 431111, 111224, 111422, 121124, 121421, 141122, 141221, 112214, 112412,
+ 122114, 122411, 142112, 142211, 241211, 221114, 413111, 241112, 134111,
+ 111242, 121142, 121241, 114212, 124112, 124211, 411212, 421112, 421211,
+ 212141, 214121, 412121, 111143, 111341, 131141, 114113, 114311, 411113,
+ 411311, 113141, 114131, 311141, 411131, 211412, 211214, 211232,
+ 2331112, -- this is the stop char at index 106
+}
+
+Code128._codeset = {
+ A = 103, -- Start char for Codeset A
+ B = 104, -- Start char for Codeset B
+ C = 105, -- Start char for Codeset C
+ stopChar = 106, -- Stop char
+ shift = 98, -- A to B or B to A
+}
+
+Code128._switch = { -- codes for switching from a codeset to another one
+ [103] = {[104] = 100, [105] = 99}, -- from A to B or C
+ [104] = {[103] = 101, [105] = 99}, -- from B to A or C
+ [105] = {[103] = 101, [104] = 100}, -- from C to A or B
+}
+
+-- parameters definition
+Code128._par_def = {}
+local pardef = Code128._par_def
+
+-- module main parameter
+pardef.xdim = {
+ default = 0.21 * 186467, -- X dimension
+ unit = "sp", -- scaled point
+ isReserved = true,
+ order = 1, -- the one first to be modified
+ fncheck = function (self, x, _) --> boolean, err
+ if x >= self.default then
+ return true, nil
+ else
+ return false, "[OutOfRange] too small value for xdim"
+ end
+ end,
+}
+
+pardef.ydim = {
+ default = 10 * 186467, -- Y dimension
+ unit = "sp",
+ isReserved = false,
+ order = 2,
+ fncheck = function (self, y, tpar) --> boolean, err
+ local xdim = tpar.xdim
+ if y >= 10*xdim then
+ return true, nil
+ else
+ return false, "[OutOfRange] too small value for ydim"
+ end
+ end,
+}
+
+pardef.quietzone_factor = {
+ default = 10,
+ unit = "absolute-number",
+ isReserved = false,
+ order = 3,
+ fncheck = function (self, z, _) --> boolean, err
+ if z >= 10 then
+ return true, nil
+ else
+ return false, "[OutOfRange] too small value for quietzone_factor"
+ end
+ end,
+}
+
+-- create vbar objects
+function Code128:config() --> ok, err
+ -- build Vbar object for the start/stop symbol
+ local mod = self.xdim
+ local sc = self._codeset.stopChar -- build the stop char
+ local n = self._int_def_bar[sc]
+ local Vbar = self._libgeo.Vbar -- Vbar class
+ self._vbar = {}
+ local b = self._vbar
+ b[sc] = Vbar:from_int(n, mod, true)
+ return true, nil
+end
+
+-- utility functions
+
+-- the number of consecutive digits from the index 'i' in the code array
+local function count_digits_from(arr, i)
+ local start = i
+ local dim = #arr
+ while i <= dim and (arr[i] > 47 and arr[i] < 58) do
+ i = i + 1
+ end
+ return i - start
+end
+
+-- evaluate the check digit of the data representation
+local function check_digit(code)
+ local sum = code[1] -- this is the start character
+ for i = 2, #code do
+ sum = sum + code[i]*(i-1)
+ end
+ return sum % 103
+end
+
+-- return a pair of boolean the first one is true
+-- if a control char and a lower case char occurs in the data
+-- and the second one is true if the control char occurs before
+-- the lower case char
+local function ctrl_or_lowercase(pos, data) --> boolean, boolean|nil
+ local len = #data
+ local ctrl_occur, lower_occur = false, false
+ for i = pos, len do
+ local c = data[i]
+ if (not ctrl_occur) and (c >= 0 and c < 32) then
+ -- [0,31] control chars
+ if lower_occur then
+ return true, false -- lowercase char < ctrl char
+ else
+ ctrl_occur = true
+ end
+ elseif (not lower_occur) and (c > 95 and c < 128) then
+ -- [96, 127] lower case chars
+ if ctrl_occur then
+ return true, true -- ctrl char < lowercase char
+ else
+ lower_occur = true
+ end
+ end
+ end
+ return false -- no such data
+end
+
+-- encode the provided char against a codeset
+-- in the future this function will consider FN data
+local function encode_char(t, codesetAorB, char_code, codesetA)
+ local code
+ if codesetAorB == codesetA then -- codesetA
+ if char_code < 32 then
+ code = char_code + 64
+ elseif char_code > 31 and char_code < 96 then
+ code = char_code - 32
+ else
+ error("Not implemented or wrong code")
+ end
+ else -- codesetB
+ if char_code > 31 and char_code < 128 then
+ code = char_code - 32
+ else
+ error("Not implemented or wrong code")
+ end
+ end
+ t[#t + 1] = code
+end
+
+-- encode the message in a sequence of Code128 symbol minimizing its lenght
+local function encode128(arr, codeset, switch) --> data, err :TODO:
+ local res = {} -- the result array (the check character will be appended)
+ -- find the Start Character A, B, or C
+ local cur_codeset
+ local ndigit = count_digits_from(arr, 1)
+ local len = #arr
+ --local no_ctrl_lower_char
+ if (ndigit == 2 and len == 2) or ndigit > 3 then -- start char code C
+ cur_codeset = codeset.C
+ else
+ local ok, ctrl_first = ctrl_or_lowercase(1, arr)
+ if ok and ctrl_first then
+ cur_codeset = codeset.A
+ else
+ cur_codeset = codeset.B
+ end
+ end
+ res[#res + 1] = cur_codeset
+ local pos = 1 -- symbol's index to encode
+ while pos <= len do
+ if cur_codeset == codeset.C then
+ if arr[pos] < 48 or arr[pos] > 57 then -- not numeric char
+ local ok, ctrl_first = ctrl_or_lowercase(pos, arr)
+ if ok and ctrl_first then
+ cur_codeset = codeset.A
+ else
+ cur_codeset = codeset.B
+ end
+ res[#res + 1] = switch[codeset.C][cur_codeset]
+ else
+ local imax = pos + 2*math.floor(ndigit/2) - 1
+ for idx = pos, imax, 2 do
+ res[#res + 1] = (arr[idx] - 48)*10 + arr[idx+1] - 48
+ end
+ pos = pos + imax
+ ndigit = ndigit - imax
+ if ndigit == 1 then
+ -- cur_codeset setup
+ local ok, ctrl_first = ctrl_or_lowercase(pos + 1, arr)
+ if ok and ctrl_first then
+ cur_codeset = codeset.A
+ else
+ cur_codeset = codeset.B
+ end
+ res[#res + 1] = switch[codeset.C][cur_codeset]
+ end
+ end
+ else --- current codeset is A or B
+ if ndigit > 3 then
+ if ndigit % 2 > 1 then -- odd number of digits
+ encode_char(res, cur_codeset, arr[pos], codeset.A)
+ pos = pos + 1
+ ndigit = ndigit - 1
+ end
+ res[#res + 1] = switch[cur_codeset][codeset.C]
+ cur_codeset = codeset.C
+ elseif (cur_codeset == codeset.B) and
+ (arr[pos] >= 0 and arr[pos] < 32) then -- ops a control char
+ local ok, ctrl_first = ctrl_or_lowercase(pos + 1, arr)
+ if ok and (not ctrl_first) then -- shift to codeset A
+ res[#res + 1] = codeset.shift
+ encode_char(res, codeset.A, arr[pos], codeset.A)
+ pos = pos + 1
+ ndigit = count_digits_from(pos, arr)
+ else -- switch to code set A
+ res[#res + 1] = switch[cur_codeset][codeset.A]
+ cur_codeset = codeset.A
+ end
+ elseif (cur_codeset == codeset.A) and
+ (arr[pos] > 95 and arr[pos] < 128) then -- ops a lower case char
+ local ok, ctrl_first = ctrl_or_lowercase(pos+1, arr)
+ if ok and ctrl_first then -- shift to codeset B
+ res[#res + 1] = codeset.shift
+ encode_char(res, codeset.B, arr[pos], codeset.A)
+ pos = pos + 1
+ ndigit = count_digits_from(arr, pos)
+ else -- switch to code set B
+ res[#res + 1] = switch[cur_codeset][codeset.B]
+ cur_codeset = codeset.B
+ end
+ else
+ -- insert char
+ encode_char(res, cur_codeset, arr[pos], codeset.A)
+ pos = pos + 1
+ ndigit = count_digits_from(arr, pos)
+ end
+ end
+ end
+ res[#res + 1] = check_digit(res)
+ res[#res + 1] = codeset.stopChar
+ return res
+end
+
+-- Code 128 internal functions used by Barcode costructors
+
+function Code128:_check_char(c) --> elem, err
+ if type(c) ~= "string" or #c ~= 1 then
+ return nil, "[InternalErr] invalid char"
+ end
+ local b = string.byte(c)
+ if b > 127 then
+ local fmt = "[unimplemented] the '%d' is an ASCII extented char"
+ return nil, string.format(fmt, c)
+ end
+ return b, nil
+end
+
+function Code128:_check_digit(n) --> elem, err
+ if type(n) ~= "number" then
+ return nil, "[InternalErr] invalid digit"
+ end
+ return n + 48, nil
+end
+
+function Code128:_finalize() --> ok, err
+ local chr = assert(self._code_data, "[InternalErr] '_code_data' field is nil")
+ local data, err = encode128(chr, self._codeset, self._switch)
+ if err then return false, err end
+ -- load dynamically required Vbar objects
+ local vbar = self._vbar
+ local oVbar = self._libgeo.Vbar
+ for _, c in ipairs(data) do
+ if not vbar[c] then
+ local n = self._int_def_bar[c]
+ local mod = self.xdim
+ vbar[c] = oVbar:from_int(n, mod, true)
+ end
+ end
+ self._enc_data = data
+ return true, nil
+end
+
+-- Drawing into the provided channel the geometrical barcode data
+-- tx, ty is the optional translator vector
+-- the function return the canvas reference to allow call chaining
+function Code128:append_ga(canvas, tx, ty) --> canvas
+ local xdim, h = self.xdim, self.ydim
+ local sw = 11*xdim -- the width of a symbol
+ local data = self._enc_data
+ local w = #data * sw + 2 * xdim -- total symbol width
+ local ax, ay = self.ax, self.ay
+ local x0 = (tx or 0) - ax * w
+ local y0 = (ty or 0) - ay * h
+ local x1 = x0 + w
+ local y1 = y0 + h
+ local xpos = x0
+ -- drawing the symbol
+ local err
+ err = canvas:start_bbox_group()
+ assert(not err, err)
+ for _, c in ipairs(data) do
+ local vb = self._vbar[c]
+ err = canvas:encode_Vbar(vb, xpos, y0, y1)
+ assert(not err, err)
+ xpos = xpos + sw
+ end
+ -- bounding box setting
+ local qz = self.quietzone_factor * xdim
+ -- { xmin, ymin, xmax, ymax }
+ err = canvas:stop_bbox_group(x0 - qz, y0, x1 + qz, y1)
+ assert(not err, err)
+ return canvas
+end
+
+return Code128
+-- \ No newline at end of file
diff --git a/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-code39.lua b/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-code39.lua
new file mode 100644
index 00000000000..a639619c639
--- /dev/null
+++ b/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-code39.lua
@@ -0,0 +1,381 @@
+-- Code39 barcode encoder implementation
+-- Copyright (C) 2019 Roberto Giacomelli
+--
+-- All dimensions must be in scaled point (sp)
+-- every fields that starts with an undercore sign are intended as private
+
+local Code39 = {
+ _VERSION = "code39 v0.0.5",
+ _NAME = "Code39",
+ _DESCRIPTION = "Code39 barcode encoder",
+}
+
+Code39._symb_def = {-- symbol definition
+ ["0"] = 112122111, ["1"] = 211112112, ["2"] = 211112211,
+ ["3"] = 111112212, ["4"] = 211122111, ["5"] = 111122112,
+ ["6"] = 111122211, ["7"] = 212112111, ["8"] = 112112112,
+ ["9"] = 112112211, ["A"] = 211211112, ["B"] = 211211211,
+ ["C"] = 111211212, ["D"] = 211221111, ["E"] = 111221112,
+ ["F"] = 111221211, ["G"] = 212211111, ["H"] = 112211112,
+ ["I"] = 112211211, ["J"] = 112221111, ["K"] = 221111112,
+ ["L"] = 221111211, ["M"] = 121111212, ["N"] = 221121111,
+ ["O"] = 121121112, ["P"] = 121121211, ["Q"] = 222111111,
+ ["R"] = 122111112, ["S"] = 122111211, ["T"] = 122121111,
+ ["U"] = 211111122, ["V"] = 211111221, ["W"] = 111111222,
+ ["X"] = 211121121, ["Y"] = 111121122, ["Z"] = 111121221,
+ ["-"] = 212111121, ["."] = 112111122, [" "] = 112111221,
+ ["$"] = 111212121, ["/"] = 121112121, ["+"] = 121211121,
+ ["%"] = 121212111,
+}
+Code39._star_def = 112121121 -- '*' start/stop character
+
+-- parameters definition
+Code39._par_def = {}
+local pardef = Code39._par_def
+
+-- module main parameter
+pardef.module = {
+ -- Narrow element X-dimension is the width of the smallest element in a
+ -- barcode symbol.
+ -- The X-dimension impacts scan-ability. Within the allowed range, it is
+ -- recommended to use the largest possible X-dimension that is consistent
+ -- with label or form design.
+ -- The module width (width of narrow element) should be at least 7.5 mils
+ -- or 0.1905mm (a mil is 1/1000 inch).
+ default = 7.5 * 0.0254 * 186467, -- 7.5 mils (sp) unit misure,
+ unit = "sp", -- scaled point
+ isReserved = true,
+ order = 1, -- the one first to be modified
+ fncheck = function (self, mod, _) --> boolean, err
+ if mod >= self.default then return true, nil end
+ return false, "[OutOfRange] too small value for module"
+ end,
+}
+
+pardef.ratio = {
+ -- The "wide" element is a multiple of the "narrow" element and this
+ -- multiple must remain the same throughout the symbol. This multiple can
+ -- range between 2.0 and 3.0. Preferred value is 3.0.
+ -- The multiple for the wide element should be between 2.0 and 3.0 if the
+ -- narrow element is greater than 20 mils. If the narrow element is less
+ -- than 20 mils (0.508mm), the multiple can only range between 2.0 and 2.2.
+ default = 2.0, -- the minimum
+ unit = "absolute-number",
+ isReserved = true,
+ order = 2,
+ fncheck = function (self, ratio, tparcheck) --> boolean, err
+ local mils = 0.0254 * 186467
+ local mod = tparcheck.module
+ local maxr; if mod < 20*mils then maxr = 2.2 else maxr = 3.0 end
+ if ratio < 2.0 then
+ return false, "[OutOfRange] too small ratio (min 2.0)"
+ end
+ if ratio > maxr then
+ return false, "[OutOfRange] too big ratio (max "..maxr..")"
+ end
+ return true, nil
+ end,
+}
+
+pardef.quietzone = {
+ -- It is recommended to use the largest possible quiet zone, that is
+ -- consistent with label or form design.
+ -- Quiet zones must be at least 10 times the module width or 0.10 inches,
+ -- whichever is larger. Default value (100 mils)
+ default = 2.54 * 186467, -- 0.1 inches equal to 100*mils
+ unit = "sp", -- scaled point
+ isReserved = false,
+ order = 3,
+ fncheck = function (self, qz, tparcheck) --> boolean, err
+ local mils = 0.0254 * 186467
+ local mod = tparcheck.module
+ local min = math.max(10*mod, 100*mils)
+ if qz >= min then
+ return true, nil
+ end
+ return false, "[OutOfRange] quietzone too small"
+ end,
+ fndefault = function(self, tck) --> default value respect to a set of param
+ local mod = tck.module
+ return math.max(10*mod, self.default)
+ end,
+}
+
+pardef.interspace = { -- Intercharacter gap
+ -- The intercharacter gap width (igw) is 5.3 times the module width (mw) if
+ -- mw is less than 10 mils. If mw is 10 mils or greater, the value for igw
+ -- is 3mw or 53 mils, whichever is greater. However, for quality printers,
+ -- igw often equals mw.
+ default = 7.5 * 0.0254 * 186467, -- 1 module, for quality printer
+ unit = "sp", -- scaled point
+ isReserved = false,
+ order = 4,
+ fncheck = function (self, igw, tparcheck) --> boolean, err
+ local mod = tparcheck.module
+ if igw >= mod then return true, nil end
+ return false, "[OutOfRange] interspace too small"
+ end,
+ fndefault = function(self, tck) --> default value respect to a set of param
+ return tck.module
+ end,
+}
+
+pardef.height = {
+ -- To enhance readability, it is recommended that the barcode be designed
+ -- to be as tall as possible, taking into consideration the aspects of label
+ -- and forms design.
+ -- The height should be at least 0.15 times the barcode's length or 0.25 inch.
+ default = 8 * 186467, -- 8 mm -- TODO: better assessment for symbol length
+ unit = "sp", -- scaled point
+ isReserved = false,
+ order = 5,
+ fncheck = function (self, h, _) --> boolean, err
+ local mils = 0.0254 * 186467
+ if h >= 250*mils then return true, nil end
+ return false, "[OutOfRange] height too small"
+ end,
+}
+
+-- text yes or not
+pardef.text_enabled = { -- boolean type
+ -- enable/disable a text label upon the barcode symbol
+ default = true,
+ isReserved = false,
+ order = 6,
+ fncheck = function (self, flag, _) --> boolean, err
+ if type(flag) == "boolean" then
+ return true, nil
+ else
+ return false, "[TypeErr] not a boolean value"
+ end
+ end,
+}
+
+-- define the text label vertical position
+pardef.text_vpos = { -- enumeration
+ default = "bottom",
+ isReserved = false,
+ order = 7,
+ policy_enum = {
+ top = true, -- place text at the top of symbol
+ bottom = true, -- place text under the symbol
+ },
+ fncheck = function (self, e, _) --> boolean, err
+ if type(e) ~= "string" then return false, "[TypeError] not a string" end
+ local keys = self.policy_enum
+ if keys[e] == true then
+ return true, nil
+ else
+ return false, "[Err] enumeration value '"..e.."' not found"
+ end
+ end,
+}
+
+-- define the text label horizontal position
+pardef.text_hpos = { -- enumeration
+ default = "left",
+ isReserved = false,
+ order = 8,
+ policy_enum = {
+ left = true,
+ center = true,
+ right = true,
+ spaced = true,
+ },
+ fncheck = function (self, e, _) --> boolean, err
+ if type(e) ~= "string" then return false, "[TypeError] not a string" end
+ local keys = self.policy_enum
+ if keys[e] == true then
+ return true, nil
+ else
+ return false, "[Err] enumeration value '"..e.."' not found"
+ end
+ end,
+}
+
+-- vertical dimension between symbol and text
+pardef.text_gap = {
+ default = 2.2 * 65536, -- 2.2 pt
+ isReserved = false,
+ order = 9,
+ unit = "em", --> TODO: please put this under further analisys asap
+ fncheck = function(self, g, _) --> boolean, err
+ if type(g) == "number" then
+ if g > 0 then
+ return true, nil
+ else
+ return false, "[OptErr] negative number"
+ end
+ else
+ return false, "[TypeErr] not valid type for gap opt"
+ end
+ end,
+}
+
+-- star character appearing
+pardef.text_star = {
+ default = false,
+ isReserved = false,
+ order = 10,
+ fncheck = function(self, flag, _) --> boolean, err
+ if type(flag) == "boolean" then
+ return true, nil
+ else
+ return false, "[TypeErr] not a boolean value"
+ end
+ end,
+}
+
+-- configuration function
+function Code39:config() --> ok, err
+ -- build Vbar object for the start/stop symbol
+ local mod, ratio = self.module, self.ratio
+ local n_star = self._star_def
+ local Vbar = self._libgeo.Vbar -- Vbar class
+ self._vbar = {['*'] = Vbar:from_int_revpair(n_star, mod, mod*ratio)}
+ return true, nil
+end
+
+-- overriding Barcode method
+function Code39:_check_char(c) --> elem, err
+ if type(c) ~= "string" or #c ~= 1 then
+ return nil, "[InternalErr] invalid char"
+ end
+ local symb_def = self._symb_def
+ local n = symb_def[c]
+ if not n then
+ local fmt = "[ArgErr] '%s' is not a valid Code 39 symbol"
+ return nil, string.format(fmt, c)
+ end
+ return c, nil
+end
+
+-- overriding Barcode method
+function Code39:_check_digit(n) --> elem, err
+ if type(n) ~= "number" then
+ return nil, "[InteranlErr] not a number"
+ end
+ if n < 0 or n > 9 then
+ return nil, "[InternalErr] not a digit"
+ end
+ return tostring(n), nil
+end
+
+function Code39:_finalize() --> ok, err
+ local v = assert(self._code_data, "[InternalErr] '_code_data' field is nil")
+ local vbar = self._vbar
+ local g_Vbar = self._libgeo.Vbar
+ local mod, ratio = self.module, self.ratio
+ local symb_def = self._symb_def
+ for _, c in ipairs(v) do
+ if not vbar[c] then
+ local n1 = symb_def[c]
+ vbar[c] = g_Vbar:from_int_revpair(n1, mod, mod*ratio)
+ end
+ end
+ return true, nil
+end
+
+-- tx, ty is an optional translator vector
+function Code39:append_ga(canvas, tx, ty) --> canvas
+ local code = self._code_data
+ local ns = self._code_len -- number of chars inside the symbol
+ local mod = self.module
+ local ratio = self.ratio
+ local interspace = self.interspace
+ local h = self.height
+ local xs = mod*(6 + 3*ratio)
+ local xgap = xs + interspace
+ local w = xgap*(ns + 1) + xs -- (ns + 2)*xgap - interspace
+ local ax, ay = self.ax, self.ay
+ local x0 = (tx or 0) - ax * w
+ local y0 = (ty or 0) - ay * h
+ local x1 = x0 + w
+ local y1 = y0 + h
+ local xpos = x0
+ local err
+ err = canvas:start_bbox_group()
+ assert(not err, err)
+ local vbar = self._vbar
+ -- start/stop symbol
+ local term_vbar = vbar['*']
+ -- draw start symbol
+ err = canvas:encode_Vbar(term_vbar, xpos, y0, y1)
+ assert(not err, err)
+ for _, c in ipairs(code) do -- draw code symbols
+ xpos = xpos + xgap
+ local vb = vbar[c]
+ err = canvas:encode_Vbar(vb, xpos, y0, y1)
+ assert(not err, err)
+ end
+ -- draw stop symbol
+ err = canvas:encode_Vbar(term_vbar, xpos + xgap, y0, y1)
+ assert(not err, err)
+ -- bounding box setting
+ local qz = self.quietzone
+ err = canvas:stop_bbox_group(x0 - qz, y0, x1 + qz, y1)
+ assert(not err, err)
+ -- check height as the minimum of 15% of length
+ -- TODO: message could warn the user
+ -- if 0.15 * w > h then
+ -- message("The height of the barcode is to small")
+ -- end
+ if self.text_enabled then -- human readable text
+ local chars; if self.text_star then
+ chars = {"*"}
+ for _, c in ipairs(code) do
+ chars[#chars + 1] = c
+ end
+ chars[#chars + 1] = "*"
+ else
+ chars = {}
+ for _, c in ipairs(code) do
+ chars[#chars + 1] = c
+ end
+ end
+ local Text = self._libgeo.Text
+ local txt = Text:from_chars(chars)
+ -- setup text position
+ local txt_vpos = self.text_vpos
+ local txt_gap = self.text_gap
+ local ypos, tay; if txt_vpos == "top" then -- vertical setup
+ ypos = y1 + txt_gap
+ tay = 0.0
+ elseif txt_vpos == "bottom" then
+ ypos = y0 - txt_gap
+ tay = 1.0
+ else
+ error("[IntenalErr] text vertical placement option is wrong")
+ end
+ local txt_hpos = self.text_hpos
+ if txt_hpos == "spaced" then -- horizontal setup
+ local xaxis = x0
+ if not self.text_star then
+ xaxis = xaxis + xgap
+ end
+ xaxis = xaxis + xs/2
+ err = canvas:encode_Text_xspaced(txt, xaxis, xgap, ypos, tay)
+ assert(not err, err)
+ else
+ local xpos, tax
+ if txt_hpos == "left" then
+ xpos = x0
+ tax = 0.0
+ elseif txt_hpos == "center" then
+ xpos = (x1 + x0)/2
+ tax = 0.5
+ elseif txt_hpos == "right" then
+ xpos = x1
+ tax = 1.0
+ else
+ error("[InternalErr] wrong option for text_pos")
+ end
+ err = canvas:encode_Text(txt, xpos, ypos, tax, tay)
+ assert(not err, err)
+ end
+ end
+ return canvas
+end
+
+return Code39
+-- \ No newline at end of file
diff --git a/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-ean.lua b/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-ean.lua
new file mode 100644
index 00000000000..6893550a5cf
--- /dev/null
+++ b/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-ean.lua
@@ -0,0 +1,790 @@
+-- EAN family barcode generator
+--
+-- Copyright (C) 2019 Roberto Giacomelli
+-- see LICENSE.txt file
+--
+-- variant identifiers of the EAN family barcodes:
+-- "13" EAN13
+-- "8" EAN8
+-- "5" EAN5 add-on
+-- "2" EAN2 add-on
+-- "13+5" EAN13 with EAN5 add-on
+-- "13+2" EAN13 with EAN2 add-on
+-- "8+5" EAN8 with EAN5 add-on
+-- "8+2" EAN8 with EAN2 add-on
+
+local EAN = {
+ _VERSION = "ean v0.0.5",
+ _NAME = "ean",
+ _DESCRIPTION = "EAN barcode encoder",
+}
+
+EAN._codeset_seq = {-- 1 -> A, 2 -> B, 3 -> C
+[0]={1, 1, 1, 1, 1, 1, 3, 3, 3, 3, 3, 3},
+ {1, 1, 2, 1, 2, 2, 3, 3, 3, 3, 3, 3},
+ {1, 1, 2, 2, 1, 2, 3, 3, 3, 3, 3, 3},
+ {1, 1, 2, 2, 2, 1, 3, 3, 3, 3, 3, 3},
+ {1, 2, 1, 1, 2, 2, 3, 3, 3, 3, 3, 3},
+ {1, 2, 2, 1, 1, 2, 3, 3, 3, 3, 3, 3},
+ {1, 2, 2, 2, 1, 1, 3, 3, 3, 3, 3, 3},
+ {1, 2, 1, 2, 1, 2, 3, 3, 3, 3, 3, 3},
+ {1, 2, 1, 2, 2, 1, 3, 3, 3, 3, 3, 3},
+ {1, 2, 2, 1, 2, 1, 3, 3, 3, 3, 3, 3},
+}
+
+EAN._codeset14_8 = 1
+EAN._codeset58_8 = 3
+
+EAN._codeset_5 = { -- check digit => structure
+[0]={2, 2, 1, 1, 1}, -- 0 GGLLL
+ {2, 1, 2, 1, 1}, -- 1 GLGLL
+ {2, 1, 1, 2, 1}, -- 2 GLLGL
+ {2, 1, 1, 1, 2}, -- 3 GLLLG
+ {1, 2, 2, 1, 1}, -- 4 LGGLL
+ {1, 1, 2, 2, 1}, -- 5 LLGGL
+ {1, 1, 1, 2, 2}, -- 6 LLLGG
+ {1, 2, 1, 2, 1}, -- 7 LGLGL
+ {1, 2, 1, 1, 2}, -- 8 LGLLG
+ {1, 1, 2, 1, 2}, -- 9 LLGLG
+}
+
+EAN._symbol = { -- codesets A, B, and C
+ [1] = {[0] = 3211, 2221, 2122, 1411, 1132, 1231, 1114, 1312, 1213, 3112,},
+ [2] = {[0] = 1123, 1222, 2212, 1141, 2311, 1321, 4111, 2131, 3121, 2113,},
+ [3] = {[0] = 3211, 2221, 2122, 1411, 1132, 1231, 1114, 1312, 1213, 3112,},
+}
+
+EAN._is_first_bar = {false, false, true}
+EAN._start = {111, true}
+EAN._stop = {11111, false}
+
+-- family parameters
+
+EAN._par_def = {}; local pardef = EAN._par_def
+
+-- standard module is 0.33 mm but it can vary from 0.264 to 0.66mm
+pardef.mod = {
+ default = 0.33 * 186467, -- (mm to sp) X dimension (original value 0.33)
+ unit = "sp", -- scaled point
+ isReserved = true,
+ order = 1, -- the one first to be modified
+ fncheck = function (self, x, _) --> boolean, err
+ local mm = 186467
+ local min, max = 0.264 * mm, 0.660 * mm
+ if x < min then
+ return false, "[OutOfRange] too small value for mod"
+ elseif x > max then
+ return false, "[OutOfRange] too big value for mod"
+ end
+ return true, nil
+ end,
+}
+
+pardef.height = {
+ default = 22.85 * 186467, -- 22.85 mm
+ unit = "sp",
+ isReserved = false,
+ order = 2,
+ fncheck = function (self, h, _) --> boolean, err
+ if h > 0 then
+ return true, nil
+ else
+ return false, "[OutOfRange] non positive value for height"
+ end
+ end,
+}
+
+pardef.quietzone_left_factor = {
+ default = 11,
+ unit = "absolute-number",
+ isReserved = false,
+ order = 3,
+ fncheck = function (self, qzf, _) --> boolean, err
+ if qzf > 0 then
+ return true, nil
+ else
+ return false, "[OutOfRange] non positive value for quietzone_left_factor"
+ end
+ end,
+}
+
+pardef.quietzone_right_factor = {
+ default = 7,
+ unit = "absolute-number",
+ isReserved = false,
+ order = 4,
+ fncheck = function (self, qzf, _) --> boolean, err
+ if qzf > 0 then
+ return true, nil
+ else
+ return false, "[OutOfRange] non positive value for quietzone_right_factor"
+ end
+ end,
+}
+
+pardef.bars_depth_factor = {
+ default = 5,
+ unit = "absolute-number",
+ isReserved = false,
+ order = 5,
+ fncheck = function (self, b, _) --> boolean, err
+ if b >= 0 then
+ return true, nil
+ else
+ return false, "[OutOfRange] non positive value for bars_depth_factor"
+ end
+ end,
+}
+
+-- enable/disable a text label upon the barcode symbol
+pardef.text_enabled = { -- boolean type
+ default = true,
+ isReserved = false,
+ order = 6,
+ fncheck = function (self, flag, _) --> boolean, err
+ if type(flag) == "boolean" then
+ return true, nil
+ else
+ return false, "[TypeErr] not a boolean value for text_enabled"
+ end
+ end,
+}
+
+pardef.text_ygap_factor = {
+ default = 1.0,
+ unit = "absolute-number",
+ isReserved = false,
+ order = 7,
+ fncheck = function (self, t, _) --> boolean, err
+ if t >= 0 then
+ return true, nil
+ else
+ return false, "[OutOfRange] non positive value for text_ygap_factor"
+ end
+ end,
+}
+
+pardef.text_xgap_factor = {
+ default = 0.75,
+ unit = "absolute-number",
+ isReserved = false,
+ order = 8,
+ fncheck = function (self, t, _) --> boolean, err
+ if t >= 0 then
+ return true, nil
+ else
+ return false, "[OutOfRange] non positive value for text_xgap_factor"
+ end
+ end,
+}
+
+-- variant parameters
+
+EAN._par_def_variant = {
+ ["13"] = {}, -- EAN13
+ ["8"] = {}, -- EAN8
+ ["5"] = {}, -- add-on EAN5
+ ["2"] = {}, -- add-on EAN2
+ ["13+5"] = {}, -- EAN13 with EAN5 add-on
+ ["13+2"] = {}, -- EAN13 with EAN2 add-on
+ ["8+5"] = {}, -- EAN8 with EAN5 add-on
+ ["8+2"] = {}, -- EAN8 with EAN2 add-on
+}
+
+-- ean13_pardef.text_ISBN parameter -- TODO:
+
+-- EAN 13/8 + add-on parameters
+local addon_xgap_factor = {-- distance between symbol
+ default = 10,
+ unit = "absolute-number",
+ isReserved = false,
+ order = 1,
+ fncheck = function (self, t, _) --> boolean, err
+ if t >= 7 then
+ return true, nil
+ else
+ return false, "[OutOfRange] not positive value for xgap_factor"
+ end
+ end,
+}
+EAN._par_def_variant["13+5"].addon_xgap_factor = addon_xgap_factor
+EAN._par_def_variant["13+2"].addon_xgap_factor = addon_xgap_factor
+EAN._par_def_variant["8+5"].addon_xgap_factor = addon_xgap_factor
+EAN._par_def_variant["8+2"].addon_xgap_factor = addon_xgap_factor
+
+-- configuration functions
+
+-- utility for generic configuration of full symbol, add-on included
+-- n1 length of main symbol, 8 or 13
+-- n2 length of add-on symbol, 2 or 5
+local function config_full(ean, Vbar, mod, n1, n2)
+ local i1 = tostring(n1)
+ local fn_1 = assert(ean._config_variant[i1])
+ fn_1(ean, Vbar, mod)
+ local i2 = tostring(n2)
+ local fn_2 = assert(ean._config_variant[i2])
+ fn_2(ean, Vbar, mod)
+ ean._main_len = n1
+ ean._addon_len = n2
+ ean._is_last_checksum = true
+end
+
+EAN._config_variant = {
+ ["13"] = function (ean13, Vbar, mod)
+ ean13._main_len = 13
+ ean13._is_last_checksum = true
+ local start = ean13._start
+ local stop = ean13._stop
+ ean13._13_start_stop_vbar = Vbar:from_int(start[1], mod, start[2])
+ ean13._13_ctrl_center_vbar = Vbar:from_int(stop[1], mod, stop[2])
+ ean13._13_codeset_vbar = {}
+ local tvbar = ean13._13_codeset_vbar
+ for i_cs, codetab in ipairs(ean13._symbol) do
+ tvbar[i_cs] = {}
+ local tv = tvbar[i_cs]
+ local isbar = ean13._is_first_bar[i_cs]
+ for i = 0, 9 do
+ tv[i] = Vbar:from_int(codetab[i], mod, isbar)
+ end
+ end
+ end,
+ ["8"] = function (ean8, Vbar, mod)
+ ean8._main_len = 8
+ ean8._is_last_checksum = true
+ local start = ean8._start
+ local stop = ean8._stop
+ ean8._8_start_stop_vbar = Vbar:from_int(start[1], mod, start[2])
+ ean8._8_ctrl_center_vbar = Vbar:from_int(stop[1], mod, stop[2])
+ ean8._8_codeset_vbar = {}
+ local tvbar = ean8._8_codeset_vbar
+ for k = 1, 3, 2 do -- only codeset A and C (k == 1, 3)
+ tvbar[k] = {}
+ local codetab = ean8._symbol[k]
+ local isbar = ean8._is_first_bar[k]
+ local tv = tvbar[k]
+ for i = 0, 9 do
+ tv[i] = Vbar:from_int(codetab[i], mod, isbar)
+ end
+ end
+ end,
+ ["5"] = function (ean5, Vbar, mod) -- add-on EAN5
+ ean5._main_len = 5
+ ean5._is_last_checksum = false
+ ean5._5_start_vbar = Vbar:from_int(112, mod, true)
+ ean5._5_sep_vbar = Vbar:from_int(11, mod, false)
+ ean5._5_codeset_vbar = {}
+ local tvbar = ean5._5_codeset_vbar
+ local symbols = ean5._symbol
+ for c = 1, 2 do
+ tvbar[c] = {}
+ local tcs = tvbar[c]
+ local isbar = false
+ local sb = symbols[c]
+ for i = 0, 9 do
+ tcs[i] = Vbar:from_int(sb[i], mod, false)
+ end
+ end
+ end,
+ ["2"] = function (ean2, Vbar, mod) -- add-on EAN2
+ ean2._main_len = 2
+ ean2._is_last_checksum = false
+ ean2._2_start_vbar = Vbar:from_int(112, mod, true)
+ ean2._2_sep_vbar = Vbar:from_int(11, mod, false)
+ ean2._2_codeset_vbar = {}
+ local tvbar = ean2._2_codeset_vbar
+ local symbols = ean2._symbol
+ for c = 1, 2 do
+ tvbar[c] = {}
+ local tcs = tvbar[c]
+ local isbar = false
+ local sb = symbols[c]
+ for i = 0, 9 do
+ tcs[i] = Vbar:from_int(sb[i], mod, false)
+ end
+ end
+ end,
+ ["13+5"] = function (ean, Vbar, mod) -- EAN13 with EAN5 add-on
+ config_full(ean, Vbar, mod, 13, 5)
+ end,
+ ["13+2"] = function(ean, Vbar, mod) -- EAN13 with EAN2 add-on
+ config_full(ean, Vbar, mod, 13, 2)
+ end,
+ ["8+5"] = function(ean, Vbar, mod) -- EAN8 with EAN5 add-on
+ config_full(ean, Vbar, mod, 8, 5)
+ end,
+ ["8+2"] = function(ean, Vbar, mod) -- EAN8 with EAN2 add-on
+ config_full(ean, Vbar, mod, 8, 2)
+ end,
+}
+
+-- config function
+-- create all the possible VBar object
+function EAN:config(variant) --> ok, err
+ if not type(variant) == "string" then
+ return false, "[ArgErr] incorrect type for 'variant', string expected"
+ end
+ local fnconfig = self._config_variant[variant]
+ if not fnconfig then
+ return false, "[Err] EAN variant '".. variant .."' not found"
+ end
+ local Vbar = self._libgeo.Vbar -- Vbar class
+ local mod = self.mod
+ fnconfig(self, Vbar, mod)
+ return true, nil
+end
+
+-- utility function
+
+-- the checksum of EAN8 or EAN13 code
+-- 'data' is an array of digits
+local function checksum_8_13(data, stop_index)
+ local s1 = 0; for i = 2, stop_index, 2 do
+ s1 = s1 + data[i]
+ end
+ local s2 = 0; for i = 1, stop_index, 2 do
+ s2 = s2 + data[i]
+ end
+ local sum; if stop_index % 2 == 0 then
+ sum = 3 * s1 + s2
+ else
+ sum = s1 + 3 * s2
+ end
+ return (10 - (sum % 10)) % 10
+end
+
+-- return the checksum digit of an EAN 5 or EAN 2 add-on
+-- this digits will not be part of the code
+-- 'data' is an array of digits
+-- i is the index where the code starts
+-- len is the length of the code
+local function checksum_5_2(data, i, len) --> checksum digit or nil
+ if len == 5 then -- EAN 5 add-on
+ local c1 = data[i] + data[i + 2] + data[i + 4]
+ local c2 = data[i + 1] + data[i + 3]
+ local ck = 3 * c1 + 9 * c2
+ return ck % 10
+ elseif len == 2 then -- EAN 2 add-on
+ local ck = 10 * data[i] + data[i + 1]
+ return ck % 4
+ end
+end
+
+-- public methods
+
+-- return the checksum digit of the argument or an error
+-- respect to the encoder variant EAN8 or EAN13
+-- 'n' can be an integer, a string of digits or an array of digits
+function EAN:checksum(n) --> n, err
+ local arr;
+ if type(n) == "number" then
+ if n <= 0 then
+ return nil, "[ArgErr] number must be a positive integer"
+ end
+ if n - math.floor(n) > 0 then
+ return nil, "[ArgErr] 'n' is not an integer"
+ end
+ arr = {}
+ local i = 0
+ while n > 0 do
+ i = i + 1
+ arr[i] = n % 10
+ n = (n - arr[i]) / 10
+ end
+ -- array reversing
+ local len = #arr + 1
+ for i = 1, #arr/2 do
+ local dt = arr[i]
+ arr[i] = arr[len - i]
+ arr[len - i] = dt
+ end
+ elseif type(n) == "table" then
+ if not #n > 0 then return nil, "[ArgErr] empty array" end
+ for _, d in ipairs(n) do
+ if type(d) ~= "number" then
+ return nil, "[ArgErr] array 'n' contains a not digit element"
+ end
+ if d < 0 or d > 9 then
+ return nil, "[ArgErr] array contains a not digit number"
+ end
+ end
+ arr = n
+ elseif type(n) == "string" then
+ arr = {}
+ for c in string.gmatch(n, ".") do
+ local d = tonumber(c)
+ if (not d) or d > 9 then
+ return nil, "[ArgErr] 's' contains a not digit char"
+ end
+ arr[#arr + 1] = d
+ end
+ else
+ return nil, "[ArgErr] not a number, a string or an array of digits"
+ end
+ local i = #arr
+ if i == 7 or i == 8 then
+ return checksum_8_13(arr, 7)
+ elseif i == 12 or i == 13 then
+ return checksum_8_13(arr, 12)
+ else
+ return nil, "[Err] unsuitable data length for EAN8 or EAN13 checksum"
+ end
+end
+
+function EAN:get_code() --> string
+ local var = self._variant
+ local code = self.code13 -- TODO:
+ return table.concat(code)
+end
+
+-- internal methods for Barcode costructors
+
+function EAN:_finalize() --> ok, err
+ local l1 = self._main_len
+ local l2 = self._addon_len
+ local ok_len = l1 + (l2 or 0)
+ local symb_len = self._code_len
+ if symb_len ~= ok_len then
+ return false, "[ArgErr] not a "..ok_len.."-digits long array"
+ end
+ if self._is_last_checksum then -- is the last digit ok?
+ local data = self._code_data
+ local ck = checksum_8_13(data, l1 - 1)
+ if ck ~= data[l1] then
+ return false, "[Err] wrong checksum digit"
+ end
+ end
+ return true, nil
+end
+
+-- drawing functions
+
+EAN._append_ga_variant = {}
+local fn_append_ga_variant = EAN._append_ga_variant
+
+-- draw EAN13 symbol
+fn_append_ga_variant["13"] = function (ean, canvas, tx, ty, ax, ay)
+ local code = ean._code_data
+ local mod = ean.mod
+ local bars_depth = mod * ean.bars_depth_factor
+ local w, h = 95*mod, ean.height + bars_depth
+ local x0 = (tx or 0) - ax * w
+ local y0 = (ty or 0) - ay * h
+ local x1 = x0 + w
+ local y1 = y0 + h
+ local xpos = x0 -- current insertion x-coord
+ local ys = y0 + bars_depth
+ local s_width = 7*mod
+ local code_seq = ean._codeset_seq[code[1]]
+ -- draw the start symbol
+ local err
+ err = canvas:start_bbox_group(); assert(not err, err)
+ local be = ean._13_start_stop_vbar
+ err = canvas:encode_Vbar(be, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + 3*mod
+ -- draw the first 6 numbers
+ for i = 2, 7 do
+ local codeset = code_seq[i-1]
+ local n = code[i]
+ local vbar = ean._13_codeset_vbar[codeset][n]
+ err = canvas:encode_Vbar(vbar, xpos, ys, y1); assert(not err, err)
+ xpos = xpos + s_width
+ end
+ -- draw the control symbol
+ local ctrl = ean._13_ctrl_center_vbar
+ err = canvas:encode_Vbar(ctrl, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + 5*mod
+ -- draw the last 6 numbers
+ for i = 8, 13 do
+ local codeset = code_seq[i-1]
+ local n = code[i]
+ local vbar = ean._13_codeset_vbar[codeset][n]
+ err = canvas:encode_Vbar(vbar, xpos, ys, y1); assert(not err, err)
+ xpos = xpos + s_width
+ end
+ -- draw the stop char
+ err = canvas:encode_Vbar(be, xpos, y0, y1); assert(not err, err)
+ -- bounding box set up
+ local qzl = ean.quietzone_left_factor * mod
+ local qzr = ean.quietzone_right_factor * mod
+ local err = canvas:stop_bbox_group(x0 - qzl, y0, x1 + qzr, y1)
+ assert(not err, err)
+ if ean.text_enabled then -- human readable text
+ local Text = ean._libgeo.Text
+ local txt_1 = Text:from_digit_array(code, 1, 1)
+ local txt_2 = Text:from_digit_array(code, 2, 7)
+ local txt_3 = Text:from_digit_array(code, 8, 13)
+ local y_bl = ys - ean.text_ygap_factor * mod
+ local mx = ean.text_xgap_factor
+ local err
+ err = canvas:encode_Text(txt_1, x0 - qzl, y_bl, 0, 1)
+ assert(not err, err)
+ local x2_1 = x0 + (3+mx)*mod
+ local x2_2 = x0 + (46-mx)*mod
+ err = canvas:encode_Text_xwidth(txt_2, x2_1, x2_2, y_bl, 1)
+ assert(not err, err)
+ local x3_1 = x0 + (49+mx)*mod
+ local x3_2 = x0 + (92-mx)*mod
+ err = canvas:encode_Text_xwidth(txt_3, x3_1, x3_2, y_bl, 1)
+ assert(not err, err)
+ end
+end
+
+-- draw EAN8 symbol
+fn_append_ga_variant["8"] = function (ean, canvas, tx, ty, ax, ay)
+ local code = ean._code_data
+ local mod = ean.mod
+ local bars_depth = mod * ean.bars_depth_factor
+ local w, h = 67*mod, ean.height + bars_depth
+ local x0 = (tx or 0) - ax * w
+ local y0 = (ty or 0) - ay * h
+ local x1 = x0 + w
+ local y1 = y0 + h
+ local xpos = x0 -- current insertion x-coord
+ local ys = y0 + bars_depth
+ local s_width = 7*mod
+ -- draw the start symbol
+ local err
+ err = canvas:start_bbox_group(); assert(not err, err)
+ local be = ean._8_start_stop_vbar
+ err = canvas:encode_Vbar(be, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + 3*mod
+ -- draw the first 4 numbers
+ local t_vbar = ean._8_codeset_vbar
+ local cs14 = ean._codeset14_8
+ for i = 1, 4 do
+ local n = code[i]
+ local vbar = t_vbar[cs14][n]
+ err = canvas:encode_Vbar(vbar, xpos, ys, y1); assert(not err, err)
+ xpos = xpos + s_width
+ end
+ -- draw the control symbol
+ local ctrl = ean._8_ctrl_center_vbar
+ err = canvas:encode_Vbar(ctrl, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + 5*mod
+ -- draw the product code
+ local cs58 = ean._codeset58_8
+ for i = 5, 8 do
+ local n = code[i]
+ local vbar = t_vbar[cs58][n]
+ err = canvas:encode_Vbar(vbar, xpos, ys, y1); assert(not err, err)
+ xpos = xpos + s_width
+ end
+ -- draw the stop char
+ err = canvas:encode_Vbar(be, xpos, y0, y1); assert(not err, err)
+ -- bounding box set up
+ local qzl = ean.quietzone_left_factor * mod
+ local qzr = ean.quietzone_right_factor * mod
+ local err = canvas:stop_bbox_group(x0 - qzl, y0, x1 + qzr, y1)
+ assert(not err, err)
+ if ean.text_enabled then -- human readable text
+ local Text = ean._libgeo.Text
+ local t_1 = Text:from_digit_array(code, 1, 4)
+ local t_2 = Text:from_digit_array(code, 5, 8)
+ local y_bl = ys - ean.text_ygap_factor * mod
+ local mx = ean.text_xgap_factor
+ local x1_1 = x0 + ( 3 + mx)*mod
+ local x1_2 = x0 + (32 - mx)*mod
+ err = canvas:encode_Text_xwidth(t_1, x1_1, x1_2, y_bl, 1)
+ assert(not err, err)
+ local x2_1 = x0 + (35+mx)*mod
+ local x2_2 = x0 + (64-mx)*mod
+ err = canvas:encode_Text_xwidth(t_2, x2_1, x2_2, y_bl, 1)
+ assert(not err, err)
+ end
+end
+
+-- draw EAN5 add-on symbol
+fn_append_ga_variant["5"] = function (ean, canvas, tx, ty, ax, ay, h)
+ local code = ean._code_data
+ local l1 = ean._main_len
+ local i1; if l1 == 5 then
+ i1 = 1
+ else
+ i1 = l1 + 1
+ end
+ local i2 = i1 + 4
+ local mod = ean.mod
+ local w = 47*mod
+ h = h or ean.height
+ local x0 = (tx or 0) - ax * w
+ local y0 = (ty or 0) - ay * h
+ local x1 = x0 + w
+ local y1 = y0 + h
+ local xpos = x0 -- current insertion x-coord
+ local sym_w = 7*mod
+ local sep_w = 2*mod
+ -- draw the start symbol
+ local err
+ err = canvas:start_bbox_group(); assert(not err, err)
+ local start = ean._5_start_vbar
+ err = canvas:encode_Vbar(start, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + 4*mod
+ local ck = checksum_5_2(code, i1, 5)
+ local codeset = ean._codeset_5[ck]
+ local sep = ean._5_sep_vbar
+ local t_vbar = ean._5_codeset_vbar
+ -- draw the five digits
+ local k = 0
+ for i = i1, i2 do
+ k = k + 1
+ local cs = codeset[k] -- 1 or 2
+ local d = code[i]
+ local vbar = t_vbar[cs][d]
+ err = canvas:encode_Vbar(vbar, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + sym_w
+ if k < 5 then
+ err = canvas:encode_Vbar(sep, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + sep_w
+ end
+ end
+ -- bounding box set up
+ local qzl = ean.quietzone_left_factor * mod
+ local qzr = ean.quietzone_right_factor * mod
+ local err = canvas:stop_bbox_group(x0 - qzl, y0, x1 + qzr, y1)
+ assert(not err, err)
+ if ean.text_enabled then -- human readable text
+ local Text = ean._libgeo.Text
+ local txt = Text:from_digit_array(code, i1, i2)
+ local y_bl = y1 + ean.text_ygap_factor * mod
+ local x1_1 = x0 + 3*mod
+ local x1_2 = x1 - 3*mod
+ err = canvas:encode_Text_xwidth(txt, x1_1, x1_2, y_bl, 0)
+ assert(not err, err)
+ end
+end
+
+-- draw EAN2 symbol
+fn_append_ga_variant["2"] = function (ean, canvas, tx, ty, ax, ay, h)
+ local code = ean._code_data
+ local l1 = ean._main_len
+ local i1; if l1 == 2 then
+ i1 = 1
+ else
+ i1 = l1 + 1
+ end
+ local mod = ean.mod
+ local w = 20*mod
+ h = h or ean.height
+ local x0 = (tx or 0.0) - ax * w
+ local y0 = (ty or 0.0) - ay * h
+ local x1 = x0 + w
+ local y1 = y0 + h
+ local xpos = x0 -- current insertion x-coord
+ local sym_w = 7*mod
+ local sep_w = 2*mod
+ -- draw the start symbol
+ local err
+ err = canvas:start_bbox_group(); assert(not err, err)
+ local start = ean._2_start_vbar
+ err = canvas:encode_Vbar(start, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + 4*mod
+ local r = checksum_5_2(code, i1, 2)
+ local s1, s2
+ if r == 0 then -- LL scheme
+ s1, s2 = 1, 1
+ elseif r == 1 then -- LG scheme
+ s1, s2 = 1, 2
+ elseif r == 2 then -- GL scheme
+ s1, s2 = 2, 1
+ else -- r == 3 -- GG scheme
+ s1, s2 = 2, 2
+ end
+ local t_vbar = ean._2_codeset_vbar
+ local d1 = code[i1] -- render the first digit
+ local vb1 = t_vbar[s1][d1]
+ err = canvas:encode_Vbar(vb1, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + sym_w
+ local sep = ean._2_sep_vbar
+ err = canvas:encode_Vbar(sep, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + sep_w
+ local d2 = code[i1 + 1] -- render the second digit
+ local vb2 = t_vbar[s2][d2]
+ err = canvas:encode_Vbar(vb2, xpos, y0, y1); assert(not err, err)
+ -- bounding box set up
+ local qzl = ean.quietzone_left_factor * mod
+ local qzr = ean.quietzone_right_factor * mod
+ local err = canvas:stop_bbox_group(x0 - qzl, y0, x1 + qzr, y1)
+ assert(not err, err)
+ if ean.text_enabled then -- human readable text
+ local Text = ean._libgeo.Text
+ local txt = Text:from_digit_array(code, i1, i1 + 1)
+ local y_bl = y1 + ean.text_ygap_factor * mod
+ local x1_1 = x0 + 3*mod
+ local x1_2 = x1 - 3*mod
+ err = canvas:encode_Text_xwidth(txt, x1_1, x1_2, y_bl, 0)
+ assert(not err, err)
+ end
+end
+
+fn_append_ga_variant["13+5"] = function (ean, canvas, tx, ty, ax, ay)
+ local mod = ean.mod
+ local bars_depth = mod * ean.bars_depth_factor
+ local h = ean.height + bars_depth
+ local w = (142 + ean.addon_xgap_factor) * mod
+ local x0 = (tx or 0) - ax * w
+ local y0 = (ty or 0) - ay * h
+ local x1 = x0 + w
+ local fn_ga = ean._append_ga_variant
+ local fn_1 = fn_ga["13"]
+ local fn_2 = fn_ga["5"]
+ fn_1(ean, canvas, x0, y0, 0, 0)
+ fn_2(ean, canvas, x1, y0, 1, 0, 0.85 * h)
+end
+
+fn_append_ga_variant["13+2"] = function (ean, canvas, tx, ty, ax, ay)
+ local mod = ean.mod
+ local bars_depth = mod * ean.bars_depth_factor
+ local h = ean.height + bars_depth
+ local w = (115 + ean.addon_xgap_factor) * mod
+ local x0 = (tx or 0) - ax * w
+ local y0 = (ty or 0) - ay * h
+ local x1 = x0 + w
+ local fn_ga = ean._append_ga_variant
+ local fn_1 = fn_ga["13"]
+ local fn_2 = fn_ga["2"]
+ fn_1(ean, canvas, x0, y0, 0, 0)
+ fn_2(ean, canvas, x1, y0, 1, 0, 0.85 * h)
+end
+
+fn_append_ga_variant["8+5"] = function (ean, canvas, tx, ty, ax, ay)
+ local mod = ean.mod
+ local bars_depth = mod * ean.bars_depth_factor
+ local h = ean.height + bars_depth
+ local w = (114 + ean.addon_xgap_factor) * mod
+ local x0 = (tx or 0) - ax * w
+ local y0 = (ty or 0) - ay * h
+ local x1 = x0 + w
+ local fn_ga = ean._append_ga_variant
+ local fn_1 = fn_ga["8"]
+ local fn_2 = fn_ga["5"]
+ fn_1(ean, canvas, x0, y0, 0, 0)
+ fn_2(ean, canvas, x1, y0, 1, 0, 0.85 * h)
+end
+
+fn_append_ga_variant["8+2"] = function (ean, canvas, tx, ty, ax, ay)
+ local mod = ean.mod
+ local bars_depth = mod * ean.bars_depth_factor
+ local h = ean.height + bars_depth
+ local w = (87 + ean.addon_xgap_factor) * mod
+ local x0 = (tx or 0) - ax * w
+ local y0 = (ty or 0) - ay * h
+ local x1 = x0 + w
+ local fn_ga = ean._append_ga_variant
+ local fn_1 = fn_ga["8"]
+ local fn_2 = fn_ga["2"]
+ fn_1(ean, canvas, x0, y0, 0, 0)
+ fn_2(ean, canvas, x1, y0, 1, 0, 0.85 * h)
+end
+
+-- Drawing into the provided channel geometrical data
+-- tx, ty is the optional translation vector
+-- the function return the canvas reference to allow call chaining
+function EAN:append_ga(canvas, tx, ty) --> canvas
+ local var = self._variant
+ local fn_append_ga = assert(self._append_ga_variant[var])
+ local ax, ay = self.ax, self.ay
+ fn_append_ga(self, canvas, tx, ty, ax, ay)
+ return canvas
+end
+
+return EAN
diff --git a/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-i2of5.lua b/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-i2of5.lua
new file mode 100644
index 00000000000..8097b855f7b
--- /dev/null
+++ b/Master/texmf-dist/scripts/barracuda/lib-barcode/brcd-i2of5.lua
@@ -0,0 +1,378 @@
+-- Interleaved 2 of 5 (ITF) barcode generator
+--
+-- Copyright (C) 2019 Roberto Giacomelli
+-- see LICENSE.txt file
+
+local ITF = { -- main container
+ _VERSION = "ITF v0.0.1",
+ _NAME = "ITF",
+ _DESCRIPTION = "Interleaved 2 of 5 barcode encoder",
+}
+
+ITF._start = 111 -- nnnn
+ITF._stop = 112 -- Wnn (integer must be in reverse order)
+
+ITF._pattern = { -- true -> narrow, false -> Wide
+ [0] = {true, true, false, false, true},
+ [1] = {false, true, true, true, false},
+ [2] = {true, false, true, true, false},
+ [3] = {false, false, true, true, true},
+ [4] = {true, true, false, true, false},
+ [5] = {false, true, false, true, true},
+ [6] = {true, false, false, true, true},
+ [7] = {true, true, true, false, false},
+ [8] = {false, true, true, false, true},
+ [9] = {true, false, true, false, true},
+}
+
+-- define parameters
+ITF._par_def = {}
+local pardef = ITF._par_def
+
+-- module main parameter
+pardef.module = {
+ -- Narrow element X-dimension is the width of the smallest element.
+ -- The module width (width of narrow element) should be at least 7.5 mils
+ -- that is exactly 0.1905mm (1 mil is 1/1000 inch).
+ default = 7.5 * 0.0254 * 186467, -- 7.5 mils (sp) unit misure,
+ unit = "sp", -- scaled point
+ isReserved = true,
+ order = 1, -- the one first to be modified
+ fncheck = function (self, mod, _) --> boolean, err
+ if mod >= self.default then return true, nil end
+ return false, "[OutOfRange] too small lenght for X-dim"
+ end,
+}
+
+pardef.ratio = {
+ -- The "wide" element is a multiple of the "narrow" element that can
+ -- range between 2.0 and 3.0. Preferred value is 3.0.
+ -- The multiple for the wide element should be between 2.0 and 3.0 if the
+ -- narrow element is greater than 20 mils. If the narrow element is less
+ -- than 20 mils (0.508mm), the ratio must exceed 2.2.
+ default = 3.0,
+ unit = "absolute-number",
+ isReserved = true,
+ order = 2,
+ fncheck = function (_, ratio, tpardef) --> boolean, err
+ local mils = 0.0254 * 186467
+ local mod = tpardef.module
+ local minr; if mod < 20*mils then minr = 2.2 else minr = 2.0 end
+ if ratio < minr then
+ return false, "[OutOfRange] too small ratio (the min is "..minr..")"
+ end
+ if ratio > 3.0 then
+ return false, "[OutOfRange] too big ratio (the max is 3.0)"
+ end
+ return true, nil
+ end,
+}
+
+pardef.height = {
+ -- The height should be at least 0.15 times the barcode's length or 0.25 inch.
+ default = 15 * 186467, -- 15mm -- TODO: better assessment for symbol length
+ unit = "sp", -- scaled point
+ isReserved = false,
+ order = 3,
+ fncheck = function (_self, h, _opt) --> boolean, err
+ local mils = 0.0254 * 186467
+ if h >= 250*mils then
+ return true, nil
+ end
+ return false, "[OutOfRange] height too small"
+ end,
+}
+
+pardef.quietzone = {
+ -- Quiet zones must be at least 10 times the module width or 0.25 inches,
+ -- whichever is larger
+ default = 250 * 0.0254 * 186467, -- 0.25 inch (250 mils)
+ unit = "sp", -- scaled point
+ isReserved = false,
+ order = 4,
+ fncheck = function (self, qz, _opt) --> boolean, err
+ local mils = 0.0254 * 186467
+ local mod = self.module
+ local min = math.max(10*mod, 250*mils)
+ if qz >= min then
+ return true, nil
+ else
+ return false, "[OutOfRange] quietzone too small"
+ end
+ end,
+}
+
+pardef.check_digit_policy = { -- enumeration
+ default = "none",
+ isReserved = false,
+ policy_enum = {
+ add = true, -- add a check digit to the symbol
+ verify = true, -- check the last digit of the symbol as check digit
+ none = true, -- do nothing
+ },
+ order = 5,
+ fncheck = function (self, e, _) --> boolean, err
+ if type(e) ~= "string" then return false, "[TypeError] not a string" end
+ local keys = self.policy_enum
+ if keys[e] == true then
+ return true, nil
+ else
+ return false, "[Err] enum value not found"
+ end
+ end,
+}
+
+pardef.check_digit_method = { -- enumeration
+ -- determine the algorithm for the check digit calculation
+ default = "mod_10",
+ isReserved = false,
+ order = 6,
+ method_enum = {
+ mod_10 = true, -- MOD 10 check digits method
+ },
+ fncheck = function (self, e, _) --> boolean, err
+ if type(e) ~= "string" then return false, "[TypeError] not a string" end
+ local keys = self.method_enum
+ if keys[e] == true then
+ return true, nil
+ else
+ return false, "[Err] enum value not found"
+ end
+ end,
+}
+
+pardef.bearer_bars_enabled = { -- boolean type
+ -- enable/disable Bearer bars around the barcode symbol
+ default = false,
+ isReserved = false,
+ order = 7,
+ fncheck = function (_, flag, _) --> boolean, err
+ if type(flag) == "boolean" then
+ return true, nil
+ else
+ return false, "[TypeErr] not a boolean value"
+ end
+ end,
+}
+
+pardef.bearer_bars_thickness = { -- dimension
+ default = 37.5 * 0.0254 * 186467, -- 5 modules
+ unit = "sp", -- scaled point
+ isReserved = false,
+ order = 8,
+ fncheck = function (_self, thick, tpardef) --> boolean, err
+ local module = tpardef.module
+ if thick >= 2*module then
+ return true, nil
+ end
+ return false, "[OutOfRange] thickness too small"
+ end,
+}
+
+pardef.bearer_bars_layout = { -- enumeration
+ -- determine the algorithm for the check digit calculation
+ default = "hbar",
+ isReserved = false,
+ order = 9,
+ method_enum = {
+ frame = true, -- a rectangle around the symbol
+ hbar = true, -- top and bottom horizontal bars
+ },
+ fncheck = function (self, e, _) --> boolean, err
+ if type(e) ~= "string" then return false, "[TypeError] not a string" end
+ local keys = self.method_enum
+ if keys[e] == true then
+ return true, nil
+ else
+ return false, "[Err] enum value not found"
+ end
+ end,
+}
+
+-- auxiliary functions
+
+-- separate a non negative integer in its digits {d_n-1, ..., d_1, d_0}
+local function n_to_arr(n) --> len, digits
+ local digits = {}
+ local slen
+ if n == 0 then
+ digits[#digits + 1] = 0
+ slen = 1
+ else
+ slen = 0
+ while n > 0 do
+ local d = n % 10
+ digits[#digits + 1] = d
+ n = (n - d) / 10
+ slen = slen + 1
+ end
+ end
+ for k = 1, slen/2 do -- array reversing
+ local h = slen - k + 1
+ local d = digits[k]
+ digits[k] = digits[h]
+ digits[h] = d
+ end
+ return slen, digits
+end
+
+local function rshift(t)
+ local tlen = #t
+ for i = tlen, 1, -1 do
+ t[i + 1] = t[i]
+ end
+ t[1] = 0
+end
+
+
+local function check_mod10(t, last)
+ local sum = 0
+ local w = true
+ for i = last, 1, -1 do
+ if w then
+ sum = sum + 3*t[i]
+ else
+ sum = sum + t[i]
+ end
+ w = not w
+ end
+ local m = sum % 10
+ if m == 0 then return 0 else return 10 - m end
+end
+
+local function checkdigit(t, last, method)
+ if method == "mod_10" then
+ return check_mod10(t, last)
+ else
+ assert(false, "[InternalErr] unknow method")
+ end
+end
+
+
+-- configuration function
+function ITF:config() --> ok, err
+ -- init Vbar objects
+ local narrow = self.module
+ local wide = narrow * self.ratio
+ -- start symbol
+ local Vbar = self._libgeo.Vbar -- Vbar class
+ self._vbar_start = Vbar:from_int_revpair(self._start, narrow, wide)
+ self._vbar_stop = Vbar:from_int_revpair(self._stop, narrow, wide)
+
+ -- build every possible pair of digits from 00 to 99
+ self._vbar_data = {}
+ local vbar = self._vbar_data
+ local pattern = self._pattern
+ for dec = 0, 9 do
+ for unit = 0, 9 do
+ local t1 = pattern[dec]
+ local t2 = pattern[unit]
+ local n = dec*10 + unit
+ vbar[n] = Vbar:from_two_tab(t1, t2, narrow, wide)
+ end
+ end
+ return true, nil
+end
+
+-- public functions
+
+function ITF:get_checkdigit(n, method)
+ if type(n) ~= "number" then return nil, "[ArgErr] 'n' is not a number" end
+ if n < 0 then return nil, "[ArgErr] found a negative number" end
+ if n - math.floor(n) ~= 0 then return nil, "[ArgErr] found a float number" end
+ method = method or self.check_digit_method
+ local last, t = n_to_arr(n)
+ return checkdigit(t, last, method)
+end
+
+-- internal methods for constructors
+
+function ITF:_finalize() --> ok, err
+ -- check digit action
+ local policy = self.check_digit_policy
+ local slen = self._code_len
+ local is_even = (slen % 2 == 0)
+ local digits = self._code_data
+ if policy == "none" then
+ if not is_even then
+ rshift(digits) -- add a heading zero for padding
+ slen = slen + 1
+ end
+ elseif policy == "add" then
+ if is_even then
+ rshift(digits) -- add a heading zero for padding
+ slen = slen + 1
+ end
+ local c = checkdigit(digits, slen, self.check_digit_method)
+ digits[#digits + 1] = c
+ elseif policy == "verify" then
+ if not is_even then
+ rshift(digits)
+ slen = slen + 1
+ end
+ local c = checkdigit(digits, slen - 1, self.check_digit_method)
+ if c ~= digits[slen] then
+ return false, "[DataErr] wrong check digit"
+ end
+ else
+ return false, "[InternalError] wrong enum value"
+ end
+ self._code_len = slen
+ return true, nil
+end
+
+-- drawing function
+-- tx, ty is an optional translator vector
+function ITF:append_ga(canvas, tx, ty) --> canvas
+ local err = canvas:start_bbox_group(); assert(not err, err)
+ -- draw the start symbol
+ local xdim = self.module
+ local ratio = self.ratio
+ local symb_len = 2 * xdim * (3 + 2*ratio)
+ local x0 = tx or 0
+ local xpos = x0
+ local y0 = ty or 0
+ local y1 = y0 + self.height
+ local start = self._vbar_start
+ local err
+ err = canvas:encode_Vbar(start, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + 4 * xdim
+ -- draw the code symbol
+ local digits = self._code_data
+ local vbars = self._vbar_data
+ for i = 1, #digits, 2 do
+ local index = 10 * digits[i] + digits[i+1]
+ local b = vbars[index]
+ err = canvas:encode_Vbar(b, xpos, y0, y1); assert(not err, err)
+ xpos = xpos + symb_len
+ end
+ -- draw the stop symbol
+ local stop = self._vbar_stop
+ err = canvas:encode_Vbar(stop, xpos, y0, y1); assert(not err, err)
+ -- bounding box setting
+ local x1 = xpos + (2 + ratio)*xdim
+ local qz = self.quietzone
+ local b1x, b1y = x0 - qz, y0
+ local b2x, b2y = x1 + qz, y1
+ if self.bearer_bars_enabled then
+ local w = self.bearer_bars_thickness
+ err = canvas:encode_linethick(w); assert(not err, err)
+ b1y, b2y = b1y - w, b2y + w
+ local layout = self.bearer_bars_layout
+ if layout == "hbar" then
+ err = canvas:encode_hline(b1x, b2x, y0 - w/2); assert(not err, err)
+ err = canvas:encode_hline(b1x, b2x, y1 + w/2); assert(not err, err)
+ elseif layout == "frame" then
+ err = canvas:encode_rectangle(b1x - w/2, y0 - w/2, b2x + w/2, y1 + w/2)
+ assert(not err, err)
+ b1x, b2x = b1x - w, b2x + w
+ else
+ error("[IntenalErr] bearer bars layout option is wrong")
+ end
+ end
+ local err = canvas:stop_bbox_group(b1x, b1y, b2x, b2y)
+ assert(not err, err)
+ return canvas
+end
+
+return ITF
diff --git a/Master/texmf-dist/scripts/barracuda/lib-driver/brcd-driver.lua b/Master/texmf-dist/scripts/barracuda/lib-driver/brcd-driver.lua
new file mode 100644
index 00000000000..4827a190c57
--- /dev/null
+++ b/Master/texmf-dist/scripts/barracuda/lib-driver/brcd-driver.lua
@@ -0,0 +1,399 @@
+--
+-- ga Intermediate Graphic Language for barcode drawing
+-- Copyright (C) 2019 Roberto Giacomelli
+--
+-- Basic driver interface
+-- drawing elementary vector shape
+-- All dimensions are in scaled point (sp)
+
+local Driver = {
+ _VERSION = "Driver v0.0.9",
+ _NAME = "Driver",
+ _DESCRIPTION = "Driver for ga graphic assembler stream",
+}
+
+Driver.__index = Driver
+Driver._drv_instance = {} -- driver instances repository
+
+-- driver_type/submodule name
+Driver._drv_available_drv = { -- lowercase keys please
+ native = "lib-driver.brcd-drv-pdfliteral", -- only LuaTeX driver
+ svg = "lib-driver.brcd-drv-svg",
+}
+
+function Driver:_get_driver(id_drv) --> object, err
+ if type(id_drv) ~= "string" then
+ return nil, "[ArgErr] 'id_drv' is not a string"
+ end
+ if not self._drv_available_drv[id_drv] then
+ return nil, "[ArgErr] driver '"..id_drv.."' not found"
+ end
+ local t_drv = self._drv_instance
+ if t_drv[id_drv] then -- is the repo already loaded?
+ return t_drv[id_drv], nil
+ else -- loading driver
+ local module = self._drv_available_drv[id_drv]
+ local channel = require(module)
+ t_drv[id_drv] = channel
+ return channel, nil
+ end
+end
+
+function Driver:_new_state() --> a new state
+ return {
+ line_width = 65781.76, -- line width 1bp (in scaled point sp)
+ line_cap = 0, -- line cap style
+ line_join = 0, -- line join style
+ gtext = false, -- text group off
+ bb_on = true, -- bounding box checking activation
+ bb_x1 = nil, -- bounding box coordinates in sp (nil means no data)
+ bb_y1 = nil,
+ bb_x2 = nil,
+ bb_y2 = nil,
+ mm = 186467.98110236, -- conversion factor sp -> mm (millimeter)
+ bp = 65781.76, -- conversion factor sp -> bp (big point)
+ }
+end
+
+function Driver:_ga_process(drv, ga, st, bf, xt)
+ local op_fn = self._opcode_v001
+ local pc = 1 -- program counter
+ local data = ga._data
+ while data[pc] do -- stream processing
+ local opcode = data[pc]
+ local fn = assert(op_fn[opcode], "[InternalErr] unimpl opcode ".. opcode)
+ pc = fn(drv, st, pc + 1, data, bf, xt)
+ end
+end
+
+-- save graphic data in an external file with the 'id_drv' format
+-- id_drv: specific driver output
+-- ga: ga object
+-- filename: file name
+-- ext: file extension (optional)
+function Driver:save(id_drv, ga, filename, ext) --> ok, err
+ -- retrive the output library
+ local drv, err = self:_get_driver(id_drv)
+ if err then return false, err end
+ -- init
+ local state = self:_new_state()
+ local buf, txt_buf = drv.init_buffer(state) -- a new buffer and text_buffer
+ -- processing
+ self:_ga_process(drv, ga, state, buf, txt_buf)
+ -- buffer finalizing
+ drv.close_buffer(state, buf, txt_buf) -- finalize the istruction
+ -- file saving
+ local sep = drv.buf_sep
+ ext = ext or drv.ext
+ local fn = io.open(filename.."."..ext, "w") -- output the file
+ fn:write(table.concat(buf, sep)) -- concat the buffer
+ fn:close()
+ return true, nil
+end
+
+-- insert a ga drawing in a TeX box
+-- PDFnative only function
+function Driver:ga_to_hbox(ga, boxname) --> ok, err
+ -- retrive the output library
+ local id_drv = "native"
+ local drv, err = self:_get_driver(id_drv)
+ if err then return false, err end
+ -- init process
+ local state = self:_new_state()
+ local buf, txt_buf = drv.init_buffer(state) -- a new buffer and text_buffer
+ -- processing
+ self:_ga_process(drv, ga, state, buf, txt_buf)
+ -- finalizing
+ drv.close_buffer(state, buf, txt_buf) -- finalize the istruction sequence
+ -- build hbox
+ local ok, err = drv.hboxcreate(boxname, state, buf, txt_buf)
+ return ok, err
+end
+
+
+-- operational functions
+-- _op_v001 corresponds to the version 1 of ga graphic assembler specification.
+-- The table indexes every opcode to a function that takes these arguments and
+-- return the updated program counter pointed to the next operation:
+-- fn: format specific driver library
+-- st: state
+-- pc: program counter
+-- ga: read only ga stream
+-- bf: the output buffer
+-- xt: the output text object buffer
+Driver._opcode_v001 = {
+ [1] = function (drv, st, pc, ga, bf, xt) -- 1 <W: dim>; set line width
+ local w = ga[pc]
+ st.line_width = w
+ if not drv.append_001 then
+ error("[InternalErr] unimplemented opcode 1 for "..drv._NAME)
+ end
+ drv.append_001(st, bf, xt, w)
+ return pc + 1
+ end,
+ [2] = function (drv, st, pc, ga, bf, xt) -- 2 <e: u8>; set line cap style
+ local style = ga[pc]
+ st.line_cap = style
+ if not drv.append_002 then
+ error("[InternalErr] unimplemented opcode 2 for "..drv._NAME)
+ end
+ drv.append_002(st, bf, xt, style)
+ return pc + 1
+ end,
+ [3] = function (drv, st, pc, ga, bf, xt) -- 3 <e: u8>; set line join style
+ local join = ga[pc]
+ if not drv.append_003 then
+ error("[InternalErr] unimplemented opcode 3 for "..drv._NAME)
+ end
+ drv.append_003(st, bf, xt, join)
+ return pc + 1
+ end,
+ [30] = function (drv, st, pc, ga, bf, xt) -- start_bbox_group
+ assert(st.bb_on)
+ st.bb_on = false
+ return pc
+ end,
+ [31] = function (drv, st, pc, ga, bf, xt) -- end_bbox_group
+ assert(st.bb_on == false)
+ st.bb_on = true
+ local x1 = ga[pc]; pc = pc + 1
+ local y1 = ga[pc]; pc = pc + 1
+ local x2 = ga[pc]; pc = pc + 1
+ local y2 = ga[pc]; pc = pc + 1
+ if st.bb_x1 == nil then
+ st.bb_x1 = x1
+ st.bb_y1 = y1
+ st.bb_x2 = x2
+ st.bb_y2 = y2
+ else
+ if x1 < st.bb_x1 then st.bb_x1 = x1 end
+ if x2 > st.bb_x2 then st.bb_x2 = x2 end
+ if y1 < st.bb_y1 then st.bb_y1 = y1 end
+ if y2 > st.bb_y2 then st.bb_y2 = y2 end
+ end
+ return pc
+ end,
+ -- draw an horizontal line
+ -- 33 <x1: DIM> <x2: DIM> <y: DIM>
+ [33] = function (drv, st, pc, ga, bf, xt)
+ local x1 = ga[pc]; pc = pc + 1
+ local x2 = ga[pc]; pc = pc + 1
+ local y = ga[pc]; pc = pc + 1
+ if st.bb_on then -- eventually update bbox
+ local hw = st.line_width/2
+ local by1 = y - hw
+ local by2 = y + hw
+ if st.bb_x1 == nil then
+ st.bb_x1 = x1
+ st.bb_x2 = x2
+ st.bb_y1 = by1
+ st.bb_y2 = by2
+ else
+ if x1 < st.bb_x1 then st.bb_x1 = x1 end
+ if x2 > st.bb_x2 then st.bb_x2 = x2 end
+ if by1 < st.bb_y1 then st.bb_y1 = by1 end
+ if by2 > st.bb_y2 then st.bb_y2 = by2 end
+ end
+ end
+ if not drv.append_033 then
+ error("[InternalErr] unimplemented opcode 33 for "..drv._NAME)
+ end
+ drv.append_033(st, bf, xt, x1, x2, y)
+ return pc
+ end,
+ -- draw a vertical line
+ [34] = function (drv, st, pc, ga, bf, xt) -- 34 <y1: DIM> <y2: DIM> <x: DIM>
+ local y1 = ga[pc]; pc = pc + 1
+ local y2 = ga[pc]; pc = pc + 1
+ local x = ga[pc]; pc = pc + 1
+ if st.bb_on then -- eventually update the figure bounding box
+ local hw = st.line_width/2
+ local bx1 = x - hw
+ local bx2 = x + hw
+ if st.bb_x1 == nil then
+ st.bb_x1 = bx1
+ st.bb_x2 = bx2
+ st.bb_y1 = y1
+ st.bb_y2 = y2
+ else
+ if bx1 < st.bb_x1 then st.bb_x1 = bx1 end
+ if bx2 > st.bb_x2 then st.bb_x2 = bx2 end
+ if y1 < st.bb_y1 then st.bb_y1 = y1 end
+ if y2 > st.bb_y2 then st.bb_y2 = y2 end
+ end
+ end
+ if not drv.append_034 then
+ error("[InternalErr] unimplemented opcode 34 for "..drv._NAME)
+ end
+ drv.append_034(st, bf, xt, y1, y2, x)
+ return pc
+ end,
+ -- draw a group of vertical lines (vbar)
+ -- 36 <y1: DIM> <y2: DIM> <b: UINT> <x1: DIM> <t1: DIM>
+ [36] = function(drv, st, pc, ga, bf, xt) -- vbar
+ local y1 = ga[pc]; pc = pc + 1
+ local y2 = ga[pc]; pc = pc + 1
+ local nbar = ga[pc]; pc = pc + 1
+ assert(nbar > 0)
+ local h = y2 - y1 -- height common to every rectangle
+ assert(h > 0)
+ local pc_next = pc + 2 * nbar
+ if drv.append_036_start then
+ drv.append_036_start(st, bf, xt, nbar, y1, y2)
+ end
+ local bx1, bx2
+ for i = pc, pc_next - 1, 2 do -- reading coordinates <x axis> <width>
+ local x = assert(ga[i], "[InternalErr] ga prematurely reached the end")
+ local w = assert(ga[i+1], "[InternalErr] ga prematurely reached the end")
+ drv.append_036_bar(st, bf, xt, x, w, y1, y2)
+ -- check the bounding box only if the corresponding flag is true
+ local x1 = x - w/2
+ local x2 = x + w/2
+ if st.bb_on then
+ if bx1 == nil then
+ bx1 = x1
+ bx2 = x2
+ else
+ if x1 < bx1 then bx1 = x1 end
+ if x2 > bx2 then bx2 = x2 end
+ end
+ end
+ end
+ if drv.append_036_stop then
+ drv.append_036_stop(st, bf, xt, nbar, y1, y2)
+ end
+ if st.bb_on then -- eventually update bbox
+ if st.bb_x1 == nil then
+ st.bb_x1 = bx1
+ st.bb_x2 = bx2
+ st.bb_y1 = y1
+ st.bb_y2 = y2
+ else
+ if bx1 < st.bb_x1 then st.bb_x1 = bx1 end
+ if bx2 > st.bb_x2 then st.bb_x2 = bx2 end
+ if y1 < st.bb_y1 then st.bb_y1 = y1 end
+ if y2 > st.bb_y2 then st.bb_y2 = y2 end
+ end
+ end
+ return pc_next
+ end,
+ -- draw a rectangle
+ -- 48 <x1: DIM> <y1: DIM> <x2: DIM> <y2: DIM>
+ [48] = function(drv, st, pc, ga, bf, xt)
+ local x1 = ga[pc]; pc = pc + 1
+ local y1 = ga[pc]; pc = pc + 1
+ local x2 = ga[pc]; pc = pc + 1
+ local y2 = ga[pc]; pc = pc + 1
+ -- check the bounding box only if the flag is true
+ if st.bb_on then
+ local hw = st.line_width/2
+ local bx1, bx2 = x1 - hw, x2 + hw
+ local by1, by2 = y1 - hw, y2 + hw
+ if st.bb_x1 == nil then
+ st.bb_x1 = bx1
+ st.bb_x2 = bx2
+ st.bb_y1 = by1
+ st.bb_y2 = by2
+ else
+ if bx1 < st.bb_x1 then st.bb_x1 = bx1 end
+ if bx2 > st.bb_x2 then st.bb_x2 = bx2 end
+ if by1 < st.bb_y1 then st.bb_y1 = by1 end
+ if by2 > st.bb_y2 then st.bb_y2 = by2 end
+ end
+ end
+ if not drv.append_048 then
+ error("[InternalErr] unimplemented opcode 48 for "..drv._NAME)
+ end
+ drv.append_048(st, bf, xt, x1, y1, x2, y2)
+ return pc
+ end,
+ -- text
+ [130] = function(drv, st, pc, ga, bf, xt) -- text: ax ay xpos ypos string
+ local ax = ga[pc]; pc = pc + 1
+ local ay = ga[pc]; pc = pc + 1
+ local xpos = ga[pc]; pc = pc + 1
+ local ypos = ga[pc]; pc = pc + 1
+ assert(ga[pc] ~= 0, "[InternalErr] empty chars sequence")
+ while ga[pc] ~= 0 do
+ local c = ga[pc]; pc = pc + 1
+ drv.append_130_char(st, bf, xt, c)
+ end
+ local x1, y1, x2, y2 = drv.append_130_stop(st, bf, xt, xpos, ypos, ax, ay)
+ -- bounding box checking
+ if st.bb_on then
+ if st.bb_x1 == nil then
+ st.bb_x1 = x1
+ st.bb_x2 = x2
+ st.bb_y1 = y1
+ st.bb_y2 = y2
+ else
+ if x1 < st.bb_x1 then st.bb_x1 = x1 end
+ if x2 > st.bb_x2 then st.bb_x2 = x2 end
+ if y1 < st.bb_y1 then st.bb_y1 = y1 end
+ if y2 > st.bb_y2 then st.bb_y2 = y2 end
+ end
+ end
+ return pc + 1
+ end,
+ [131] = function(drv, st, pc, ga, bf, xt) -- text_xspaced x1 xgap ay ypos chars
+ local x1 = ga[pc]; pc = pc + 1
+ local xgap = ga[pc]; pc = pc + 1
+ local ay = ga[pc]; pc = pc + 1
+ local ypos = ga[pc]; pc = pc + 1
+ assert(ga[pc] ~= 0, "[InternalErr] empty chars sequence")
+ while ga[pc] ~= 0 do
+ local c = ga[pc]; pc = pc + 1
+ drv.append_131_char(st, bf, xt, c, xgap)
+ end
+ local bx1, by1, bx2, by2 = drv.append_131_stop(st, bf, xt, x1, xgap, ypos, ay)
+ -- bounding box checking
+ if st.bb_on then -- eventually update bbox
+ if st.bb_x1 == nil then
+ st.bb_x1 = bx1
+ st.bb_x2 = bx2
+ st.bb_y1 = by1 -- no depth
+ st.bb_y2 = by2
+ else
+ if bx1 < st.bb_x1 then st.bb_x1 = bx1 end
+ if bx2 > st.bb_x2 then st.bb_x2 = bx2 end
+ if by1 < st.bb_y1 then st.bb_y1 = by1 end
+ if by2 > st.bb_y2 then st.bb_y2 = by2 end
+ end
+ end
+ return pc + 1
+ end,
+ -- text_xwidth
+ -- <ay: FLOAT> <x1: DIM> <x2: DIM> <y: DIM> <c: CHARS>
+ [132] = function (drv, st, pc, ga, bf, xt)
+ local ay = ga[pc]; pc = pc + 1 -- y anchor
+ local x1 = ga[pc]; pc = pc + 1 -- left limit
+ local x2 = ga[pc]; pc = pc + 1 -- right limit
+ assert (x1 ~= x2, "[InternalErr] x coordinate are equal")
+ assert (x1 < x2, "[InternalErr] not ordered x1, x2 limits")
+ local ypos = ga[pc]; pc = pc + 1 -- y coordinate of anchor point
+ assert(ga[pc] ~= 0, "[InternalErr] empty chars sequence")
+ while ga[pc] ~= 0 do
+ local c = ga[pc]; pc = pc + 1
+ drv.append_132_char(st, bf, xt, c)
+ end
+ local bx1, by1, bx2, by2 = drv.append_132_stop(st, bf, xt, x1, x2, ypos, ay)
+ -- bounding box checking
+ if st.bb_on then -- eventually update bbox
+ if st.bb_x1 == nil then
+ st.bb_x1 = bx1
+ st.bb_x2 = bx2
+ st.bb_y1 = by1 -- no depth
+ st.bb_y2 = by2
+ else
+ if bx1 < st.bb_x1 then st.bb_x1 = bx1 end
+ if bx2 > st.bb_x2 then st.bb_x2 = bx2 end
+ if by1 < st.bb_y1 then st.bb_y1 = by1 end
+ if by2 > st.bb_y2 then st.bb_y2 = by2 end
+ end
+ end
+ return pc + 1
+ end,
+}
+
+return Driver
+
diff --git a/Master/texmf-dist/scripts/barracuda/lib-driver/brcd-drv-pdfliteral.lua b/Master/texmf-dist/scripts/barracuda/lib-driver/brcd-drv-pdfliteral.lua
new file mode 100644
index 00000000000..50baea1472c
--- /dev/null
+++ b/Master/texmf-dist/scripts/barracuda/lib-driver/brcd-drv-pdfliteral.lua
@@ -0,0 +1,284 @@
+--
+-- ga graphic assembler or
+-- Intermediate Graphic Language for barcode drawing
+-- Copyright (C) 2019 Roberto Giacomelli
+--
+-- All dimensions are in scaled point (sp)
+-- ga LuaTeX Driver (native implementation node+pdfliteral)
+
+-- class for drawing elementary geometric elements
+local PDFnative = {
+ _VERSION = "PDFnative v0.0.4",
+ _NAME = "PDFnative",
+ _DESCRIPTION = "A LuaTeX native pdfliteral driver for ga graphic stream",
+}
+
+PDFnative.ext = "txt" -- file extension
+PDFnative.buf_sep = "\n" -- separation string for buffer concat
+
+function PDFnative.init_buffer(st) --> buffer, text buffer
+ st.head = nil -- addition for text processing (to remember purpose)
+ st.last = nil
+ st.hbox = nil
+ st.cw = nil
+ st.x_hbox = nil
+ st.char_counter = nil
+ local bf = {"q"} -- create a new graphic stack
+ local xt = {} -- text buffer
+ return bf, xt
+end
+
+function PDFnative.close_buffer(st, bf, xt)
+ bf[#bf + 1] = "Q" -- stack restoring
+end
+
+-- text utility special functions
+
+local function newglue(w) --> node
+ local n = node.new("glue")
+ n.width = w
+ return n
+end
+
+local function newglyph(c) --> node -- ? U+2423 ␣ for whitespace?
+ if c == 32 then
+ return newglue(tex.sp "3.5pt")
+ end
+ local n = node.new("glyph")
+ n.char = c
+ n.font = font.current()
+ return n
+end
+
+local function newpdfliteral(buf) --> node
+ local npdf = node.new("whatsit", "pdf_literal")
+ npdf.mode = 0
+ npdf.data = table.concat(buf, "\n")
+ return npdf
+end
+
+local function append_glyph(head, last, c) --> head, last, xdim
+ if c == 32 then -- space
+ local space = tex.sp "3.5pt"
+ head, last = node.insert_after(head, last, newglue(space))
+ return head, last, space
+ else
+ local g = newglyph(c)
+ local xdim = g.width
+ head, last = node.insert_after(head, last, g)
+ return head, last, xdim
+ end
+end
+
+-- special drawing function
+function PDFnative.hboxcreate(hboxname, st, buf, txt) --> ok, err
+ local node = assert(node, "This is not LuaTeX!")
+ local tex = assert(tex)
+ local font = assert(font)
+ if not tex.isbox(hboxname) then
+ return nil, string.format("Box register [%s] doesn’t exist", hboxname)
+ end
+ local bb_x1, bb_y1, bb_x2, bb_y2 = st.bb_x1, st.bb_y1, st.bb_x2, st.bb_y2
+ local npdf = newpdfliteral(buf) -- node whatsit pdfliteral
+ -- vboxing, vertical correction
+ local vpdf = node.vpack(npdf)
+ vpdf.height = -bb_y1
+ -- glue, for horizontal correction
+ local ng = newglue(-bb_x1)
+ local head, last = node.insert_after(ng, ng, vpdf)
+ local xprev = 0.0
+ for _, t in ipairs(txt) do -- text processing
+ local gy = newglue(t[3] - bb_y1) -- n, x, y, w, h -- t[3] -t[5] - bb_y1
+ local nvtxt = node.insert_after(t[1], t[1], gy)
+ local vtxt = node.vpack(nvtxt)
+ local gx = newglue(t[2]-xprev)
+ head, last = node.insert_after(head, last, gx)
+ head, last = node.insert_after(head, last, vtxt)
+ xprev = t[2] + t[4]
+ end
+ -- hboxing
+ local hbox = node.hpack(head)
+ hbox.width = bb_x2 - bb_x1
+ hbox.height = bb_y2 - bb_y1
+ tex.box[hboxname] = hbox
+ return true, nil
+end
+
+-- PDF literal encoding functions
+
+-- 1 <W: dim>; set line width
+function PDFnative.append_001(st, bf, xt, w)
+ local bp = st.bp -- 1bp (sp)
+ bf[#bf + 1] = string.format("%0.6f w", w/bp)
+end
+
+-- 2 <enum: u8>; set line cap style
+function PDFnative.append_002(st, bf, xt, cap)
+ bf[#bf + 1] = string.format("%d J", cap)
+end
+
+-- 3 <enum: u8>; set line join style
+function PDFnative.append_003(st, bf, xt, j)
+ bf[#bf + 1] = string.format("%d j", j)
+end
+
+-- draw an horizontal line
+-- 33 <x1: DIM> <x2: DIM> <y: DIM>
+function PDFnative.append_033(st, bf, xt, x1, x2, y)
+ local bp = st.bp -- conversion factor bp -> sp
+ bf[#bf + 1] = string.format("% 0.6f %0.6f m", x1/bp, y/bp)
+ bf[#bf + 1] = string.format("% 0.6f %0.6f l", x2/bp, y/bp)
+ bf[#bf + 1] = "S" -- stroke
+end
+
+-- vline
+-- draw a vertical line
+-- 34 <y1: DIM> <y2: DIM> <x: DIM>
+function PDFnative.append_034(st, bf, xt, y1, y2, x)
+ local bp = st.bp -- conversion factor bp -> sp
+ bf[#bf + 1] = string.format("% 0.6f %0.6f m", x/bp, y1/bp)
+ bf[#bf + 1] = string.format("% 0.6f %0.6f l", x/bp, y2/bp)
+ bf[#bf + 1] = "S" -- stroke
+end
+
+-- Vbar
+-- draw a group of vertical lines
+-- 36 <y1: DIM> <y2: DIM> <b: UINT> <x1: DIM> <t1: DIM> ...
+function PDFnative.append_036_bar(st, bf, xt, x, w, y1, y2)
+ local bp = st.bp -- conversion factor bp -> sp
+ local fmt = "%0.6f %0.6f %0.6f %0.6f re"
+ local x1 = x - w/2
+ local h = y2 - y1
+ -- pdf literal insertion <x y w h re>
+ bf[#bf + 1] = string.format(fmt, x1/bp, y1/bp, w/bp, h/bp)
+end
+function PDFnative.append_036_stop(st, bf, xt, nbar, y1, y2)
+ bf[#bf + 1] = "f" -- fill
+ bf[#bf + 1] = "S" -- stroke
+end
+
+-- draw a rectangle
+-- 48 <x1: DIM> <y1: DIM> <x2: DIM> <y2: DIM>
+function PDFnative.append_048(st, bf, xt, x1, y1, x2, y2)
+ local w = x2 - x1 -- rectangle width
+ assert(w > 0)
+ local h = y2 - y1 -- rectangle height
+ assert(h > 0)
+ local bp = st.bp -- conversion factor
+ local fmt = "%0.6f %0.6f %0.6f %0.6f re S"
+ -- pdf literal string <x y w h re>
+ bf[#bf + 1] = string.format(fmt, x1/bp, y1/bp, w/bp, h/bp)
+end
+
+-- 130 <text> Text with several glyphs
+-- 130 <ax: FLOAT> <ay: FLOAT> <xpos: DIM> <ypos: DIM> <c: CHARS>
+function PDFnative.append_130_char(st, bf, xt, c)
+ local head, last = st.head, st.last
+ head, last = append_glyph(head, last, c)
+ st.head = head
+ st.last = last
+end
+-- return bounding box of the text object without deep
+function PDFnative.append_130_stop(st, bf, xt, xpos, ypos, ax, ay)
+ local head = assert(st.head)
+ st.head = nil -- reset temporary reference
+ st.last = nil
+ local hbox = node.hpack(head)
+ local w, h, d = node.dimensions(hbox)
+ local x1 = xpos - ax*w -- text position
+ local y1; if ay > 0 then
+ y1 = ypos - h*ay
+ else
+ y1 = ypos - d*ay
+ end
+ xt[#xt + 1] = {hbox, x1, y1 - d, w, h}
+ return x1, y1, x1 + w, y1 + h
+end
+
+-- 131 <text_xspaced>, Text with glyphs equally spaced on its vertical axis
+-- 131 <x1: DIM> <xgap: DIM> <ay: FLOAT> <ypos: DIM> <c: CHARS>
+function PDFnative.append_131_char(st, bf, xt, c, xgap)
+ local head, last, prec_cw = st.head, st.last, st.cw
+ local cw
+ if prec_cw then
+ local g = newglyph(c)
+ cw = g.width
+ local isp = xgap - (cw + prec_cw)/2
+ local s = newglue(isp)
+ head, last = node.insert_after(head, last, s)
+ head, last = node.insert_after(head, last, g)
+ else -- first char
+ head, last, cw = append_glyph(head, last, c)
+ st.x_hbox = cw/2
+ end
+ st.cw = cw
+ st.head = head
+ st.last = last
+end
+function PDFnative.append_131_stop(st, bf, xt, x1, xgap, ypos, ay) --> bb
+ local head = assert(st.head)
+ st.head = nil -- reset temporary reference
+ st.last = nil
+ st.cw = nil
+ local hbox = node.hpack(head)
+ local w, h, d = node.dimensions(hbox)
+ local bx1 = x1 - st.x_hbox
+ st.x_hbox = nil -- reset temporary references
+ local y1; if ay > 0 then
+ y1 = ypos - h*ay
+ else
+ y1 = ypos - d*ay
+ end
+ xt[#xt + 1] = {hbox, bx1, y1 - d, w, h}
+ return bx1, y1, bx1 + w, y1 + h
+end
+
+-- 132 <text_xwidth> Glyphs equally spaced on vertical axis between two x coordinates
+-- 132 <ay: FLOAT> <x1: DIM> <x2: DIM> <y: DIM> <c: CHARS>
+function PDFnative.append_132_char(st, bf, xt, c)
+ local head, last = st.head, st.last
+ if head then
+ local g = newglyph(c)
+ local s = newglue(1)
+ head, last = node.insert_after(head, last, s)
+ head, last = node.insert_after(head, last, g)
+ st.char_counter = st.char_counter + 1
+ else -- first char
+ head, last, cw = append_glyph(head, last, c)
+ st.cw = cw
+ st.char_counter = 1
+ end
+ st.head = head
+ st.last = last
+end
+function PDFnative.append_132_stop(st, bf, xt, x1, x2, ypos, ay) --> p1, p2
+ local head, last = st.head, st.last
+ st.head = nil -- reset temporary registry
+ st.last = nil
+ local w_1 = st.cw
+ st.cw = nil
+ local i = st.char_counter
+ st.char_counter = nil
+ local w_n = last.width
+ local xgap = (x2 - x1 - (w_1 + w_n)/2)/(i - 1)
+ local c_curr = head
+ for _ = 1, i - 1 do
+ local g = c_curr.next
+ local c_next = g.next
+ local w_2
+ w_1, w_2 = c_curr.width, c_next.width
+ g.width = xgap - (w_1 + w_2)/2
+ c_curr = c_next
+ end
+ local hbox = node.hpack(head)
+ local w, h, d = node.dimensions(hbox)
+ local y; if ay > 0 then
+ y = ypos - h*ay
+ else
+ y = ypos - d*ay
+ end
+ xt[#xt + 1] = {hbox, x1, y - d, w, h}
+ return x1, y, x2, y + h
+end
+
+return PDFnative
diff --git a/Master/texmf-dist/scripts/barracuda/lib-driver/brcd-drv-svg.lua b/Master/texmf-dist/scripts/barracuda/lib-driver/brcd-drv-svg.lua
new file mode 100644
index 00000000000..7a2c5ab1128
--- /dev/null
+++ b/Master/texmf-dist/scripts/barracuda/lib-driver/brcd-drv-svg.lua
@@ -0,0 +1,260 @@
+--
+-- ga Intermediate Graphic Language for barcode drawing
+-- SVG library
+-- Copyright (C) 2019 Roberto Giacomelli
+--
+-- All dimension in the ga stream are scaled point (sp)
+-- 1 pt = 65536 sp
+
+-- class for drawing elementary geometric elements
+local SVG = {
+ _VERSION = "SVGdriver v0.0.1",
+ _NAME = "SVGdriver",
+ _DESCRIPTION = "A SVG driver for the ga graphic stream",
+}
+
+SVG.ext = "svg" -- file extension
+SVG.buf_sep = nil -- separation string for buffer concat
+
+function SVG.init_buffer(st) --> buffer, text buffer
+ local bf = {
+ '<?xml version="1.0" encoding="UTF-8" standalone="no"?>\n',
+ '<!-- Created with Barracuda package (https://github.com/robitex/barracuda) -->\n',
+ '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"\n',
+ ' "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n',
+ '<svg xmlns="http://www.w3.org/2000/svg"\n',
+ ' version="1.1"\n',
+ ' width="%0.6fmm" height="%0.6fmm"\n', -- line 7
+ ' viewBox="%0.6f %0.6f %0.6f %0.6f"\n', -- line 8
+ '>\n',
+ }
+ -- additions for SVG driver to 'state'
+ st.ident_lvl = 1 -- identation level
+ st.char_buf = nil
+ local mm = st.mm
+ st.h_char = 2.1 * mm -- char height (mm)
+ st.w_char = st.h_char / 1.303 -- avg char width (mm)
+ st.d_char = st.h_char / 3.7 -- char deep (mm)
+ return bf, {}
+end
+
+function SVG.close_buffer(st, bf, xt)
+ bf[#bf + 1] = '</svg>\n' -- close svg xml element
+ bf[#bf + 1] = '\n' -- a last empty line
+ local mm = st.mm
+ local x1, y1, x2, y2 = st.bb_x1, st.bb_y1, st.bb_x2, st.bb_y2
+ local w = (x2 - x1)/mm
+ local h = (y2 - y1)/mm
+ local fmt_wh = bf[7]
+ bf[7] = string.format(fmt_wh, w, h) -- line 7
+ local x, y = x1/mm, -y2/mm
+ local fmt_vw = bf[8]
+ bf[8] = string.format(fmt_vw, x, y, w, h)
+end
+
+-- SVG encoding functions
+
+-- 1 <W: dim>; set line width
+function SVG.append_001(st, bf, xt, w)
+ -- nothing to do
+end
+
+-- draw an horizontal line
+-- 33 <x1: DIM> <x2: DIM> <y: DIM>
+function SVG.append_033(st, bf, xt, x1, x2, y)
+ local lvl = st.ident_lvl
+ local ident = string.rep(" ", lvl) -- a couple of spaces as indentation
+ local mm = st.mm -- conversion ratio sp -> bp
+ bf[#bf + 1] = string.format( -- <path> element
+ '%s<path d="M%0.6f %0.6fH%0.6f"\n',
+ ident, x1/mm, -y/mm, x2/mm
+ )
+ local lw = st.line_width
+ bf[#bf + 1] = string.format(
+ '%s style="stroke:#000000;stroke-width:%0.6f"\n',
+ ident, lw/mm
+ )
+ bf[#bf + 1] = ident..'/>\n'
+end
+
+-- Vertical line: 34 <y1: DIM> <y2: DIM> <x: DIM>
+function SVG.append_034(st, bf, xt, y1, y2, x)
+ local lvl = st.ident_lvl
+ local ident = string.rep(" ", lvl) -- a couple of spaces as indentation
+ local mm = st.mm -- conversion ratio sp -> mm
+ bf[#bf + 1] = string.format( -- <path> element
+ '%s<path d="M%0.6f %0.6fV%0.6f"\n',
+ ident, x/mm, -y2/mm, -y1/mm
+ )
+ local lw = st.line_width
+ bf[#bf + 1] = string.format(
+ '%s style="stroke:#000000;stroke-width:%0.6f"\n',
+ ident, lw/mm
+ )
+ bf[#bf + 1] = ident..'/>\n'
+end
+
+-- Vbar
+-- draw a group of vertical lines
+-- 36 <y1: DIM> <y2: DIM> <b: UINT> <x1: DIM> <t1: DIM> ...
+function SVG.append_036_start(st, bf, xt, nbar, y1, y2)
+ local lvl = st.ident_lvl
+ local ident = string.rep(" ", lvl)
+ bf[#bf + 1] = ident..'<g stroke="black">\n' -- open a group
+ st.ident_lvl = lvl + 1
+end
+function SVG.append_036_bar(st, bf, xt, x, w, y1, y2)
+ local lvl = st.ident_lvl
+ local ident = string.rep(" ", lvl)
+ local mm = st.mm -- conversion factor mm -> sp
+ bf[#bf + 1] = string.format(
+ '%s<path d="M%0.6f %0.6fV%0.6f" style="stroke-width:%0.6f"/>\n',
+ ident, x/mm, -y2/mm, -y1/mm, w/mm
+ )
+end
+function SVG.append_036_stop(st, bf, xt, nbar, y1, y2)
+ st.ident_lvl = st.ident_lvl - 1
+ local ident = string.rep(" ", st.ident_lvl)
+ bf[#bf + 1] = ident..'</g>\n' -- end group
+end
+
+-- Text
+-- 130 <text> Text with several glyphs
+-- 130 <ax: FLOAT> <ay: FLOAT> <xpos: DIM> <ypos: DIM> <c: CHARS>
+function SVG.append_130_char(st, bf, xt, c)
+ local ch = string.char(c)
+ if not st.char_buf then
+ st.char_buf = {ch}
+ else
+ local chars = st.char_buf
+ chars[#chars + 1] = ch
+ end
+end
+function SVG.append_130_stop(st, bf, xt, xpos, ypos, ax, ay) --> p1, p2
+ local c = st.char_buf
+ st.char_buf = nil
+ local txt = table.concat(c)
+ local w = st.w_char * #c -- approx dim
+ local h = st.h_char
+ local d = st.d_char
+ local anchor = ""
+ local x1 = xpos
+ local bx1 = xpos
+ if ax == 0 then -- start (default)
+ elseif ax == 0.5 then -- middle
+ anchor = ' text-anchor="middle"'
+ bx1 = bx1 - w/2
+ elseif ax == 1 then -- end
+ anchor = ' text-anchor="end"'
+ bx1 = bx1 - w
+ else
+ x1 = x1 - ax*w
+ bx1 = x1
+ end
+ local y1 = ypos
+ if ay > 0 then
+ y1 = y1 - h*ay
+ else
+ y1 = y1 - d*ay
+ end
+ local fs = st.h_char * 1.37 -- sp
+ local lvl = st.ident_lvl
+ local ident = string.rep(" ", lvl)
+ local mm = st.mm
+ bf[#bf + 1] = string.format(
+ '%s<text x="%0.6f" y="%0.6f" font-family="Verdana" font-size="%0.6f"%s>\n',
+ ident, x1/mm, -y1/mm, fs/mm, anchor
+ )
+ bf[#bf + 1] = ident..txt
+ bf[#bf + 1] = ident..'</text>\n'
+ return bx1, y1, bx1 + w, y1 + h
+end
+
+-- 131 <text_xspaced>, Text with glyphs equally spaced on its vertical axis
+-- 131 <x1: DIM> <xgap: DIM> <ay: FLOAT> <ypos: DIM> <c: CHARS>
+function SVG.append_131_char(st, bf, xt, c, xgap)
+ local ch = string.char(c)
+ if not st.char_buf then
+ st.char_buf = {ch}
+ else
+ local chars = st.char_buf
+ chars[#chars + 1] = ch
+ end
+end
+function SVG.append_131_stop(st, bf, xt, x1, xgap, ypos, ay) --> p1, p2
+ local chars = st.char_buf
+ st.char_buf = nil
+ local n = #chars
+ local h = st.h_char -- height
+ local d = st.d_char -- deep
+ local hw = st.w_char/2 -- sp half width
+ local y1 = ypos
+ if ay > 0 then
+ y1 = y1 - h*ay
+ else
+ y1 = y1 - d*ay
+ end
+ local lvl = st.ident_lvl
+ local ident = string.rep(" ", lvl)
+ local fs = st.h_char * 1.37 -- (sp) font-size -> inter baselines distance
+ local mm = st.mm
+ bf[#bf + 1] = string.format(
+ '%s<text y="%0.6f" font-family="Verdana" font-size="%0.6f" text-anchor="middle">\n',
+ ident, -y1/mm, fs/mm
+ )
+ local x = x1
+ for _, c in ipairs(chars) do
+ bf[#bf + 1] = string.format('%s<tspan x="%0.6f">%s</tspan>\n',
+ ident, x/mm, c
+ )
+ x = x + xgap
+ end
+ bf[#bf + 1] = ident..'</text>\n'
+ local x2 = x1 + (n - 1)*xgap -- sp
+ return x1 - hw, y1, x2 + hw, y1 + h -- text group bounding box
+end
+
+-- 132 <text_xwidth> Glyphs equally spaced on vertical axis between two x coordinates
+-- 132 <ay: FLOAT> <x1: DIM> <x2: DIM> <y: DIM> <c: CHARS>
+function SVG.append_132_char(st, bf, xt, c, xgap)
+ local ch = string.char(c)
+ if not st.char_buf then
+ st.char_buf = {ch}
+ else
+ local chars = st.char_buf
+ chars[#chars + 1] = ch
+ end
+end
+function SVG.append_132_stop(st, bf, xt, x1, x2, ypos, ay) --> p1, p2
+ local chars = st.char_buf; st.char_buf = nil
+ local n = #chars
+ local h = st.h_char -- height (approx)
+ local d = st.d_char -- deep (approx)
+ local cw = st.w_char -- (sp) char width (approx)
+ local xgap = (x2 - x1 - cw)/(n - 1)
+ local y1 = ypos
+ if ay > 0 then
+ y1 = y1 - h*ay
+ else
+ y1 = y1 - d*ay
+ end
+ local lvl = st.ident_lvl
+ local ident = string.rep(" ", lvl)
+ local fs = st.h_char * 1.37 -- font-size -> inter baselines distance
+ local mm = st.mm
+ bf[#bf + 1] = string.format(
+ '%s<text y="%0.6f" font-family="Verdana" font-size="%0.6f" text-anchor="middle">\n',
+ ident, -y1/mm, fs/mm
+ )
+ local x = x1 + cw/2
+ for _, c in ipairs(chars) do
+ bf[#bf + 1] = string.format('%s<tspan x="%0.6f">%s</tspan>\n',
+ ident, x/mm, c
+ )
+ x = x + xgap
+ end
+ bf[#bf + 1] = ident..'</text>\n'
+ return x1, y1, x2, y1 + h -- text group bounding box
+end
+
+return SVG
diff --git a/Master/texmf-dist/scripts/barracuda/lib-geo/brcd-gacanvas.lua b/Master/texmf-dist/scripts/barracuda/lib-geo/brcd-gacanvas.lua
new file mode 100644
index 00000000000..cccc68f447f
--- /dev/null
+++ b/Master/texmf-dist/scripts/barracuda/lib-geo/brcd-gacanvas.lua
@@ -0,0 +1,340 @@
+-- class gaCanvas
+-- Copyright (C) 2019 Roberto Giacomelli
+
+-- ga -- basic function
+
+local gaCanvas = {
+ _VERSION = "gacanvas v0.0.4",
+ _NAME = "gaCanvas",
+ _DESCRIPTION = "A library for dealing with ga stream",
+}
+gaCanvas.__index = gaCanvas
+
+-- ga specification: see the file ga-grammar.pdf in the doc directory
+
+-- gaCanvas constructor
+function gaCanvas:new() --> object
+ local o = {
+ _data = {},
+ _v = 100, -- version of the ga format
+ }
+ setmetatable(o, self)
+ return o
+end
+
+-- Ipothetical another constructor
+-- function gaCanvas:from_tcp_server() --> err
+-- end
+
+-- line width: opcode <1> <w: DIM>
+function gaCanvas:encode_linethick(w) --> err
+ if type(w) ~= "number" then return "[ArgErr] 'w' number expected" end
+ if w < 0 then return "[ArgErr] negative value for 'w'" end
+ local data = self._data
+ data[#data + 1] = 1 -- opcode for line thickness
+ data[#data + 1] = w
+end
+
+-- line cap style: opcode <2> <cap: u8>
+-- 0 Butt cap
+-- 1 Round cap
+-- 2 Projecting square cap
+function gaCanvas:encode_linecap(cap) --> err
+ if type(cap) ~= "number" then return "[ArgErr] 'cap' arg number expected" end
+ if cap == 0 or cap == 1 or cap == 2 then
+ local data = self._data
+ data[#data + 1] = 2 -- opcode for line cap style
+ data[#data + 1] = cap
+ else
+ return "[ArgErr] invalid value for 'cap'"
+ end
+end
+
+-- line cap style: opcode <3> <join: u8>
+-- 0 Miter join
+-- 1 Round join
+-- 2 Bevel join
+function gaCanvas:encode_linejoin(join) --> err
+ if type(join) ~= "number" then return "[ArgErr] 'join' arg number expected" end
+ if join == 0 or join == 1 or join == 2 then
+ local data = self._data
+ data[#data + 1] = 3 -- opcode for line join style
+ data[#data + 1] = join
+ else
+ return "[ArgErr] invalid value for 'join'"
+ end
+end
+
+-- Stop checking the bounding box
+-- opcode: <30>
+function gaCanvas:start_bbox_group() --> err
+ local data = self._data
+ data[#data + 1] = 30
+end
+
+-- restart checking the bounding box
+-- and insert the specified bb for the entire object group
+-- code: <31> x1 y1 x2 y2
+function gaCanvas:stop_bbox_group(x1, y1, x2, y2) --> err
+ if type(x1) ~= "number" then return "[ArgErr] 'x1' number expected" end
+ if type(y1) ~= "number" then return "[ArgErr] 'y1' number expected" end
+ if type(x2) ~= "number" then return "[ArgErr] 'x2' number expected" end
+ if type(y2) ~= "number" then return "[ArgErr] 'y2' number expected" end
+ if x1 > x2 then x1, x2 = x2, x1 end -- reorder coordinates
+ if y1 > y2 then y1, y2 = y2, y1 end
+ local data = self._data
+ data[#data + 1] = 31 -- bounding box of the object group
+ data[#data + 1] = x1
+ data[#data + 1] = y1
+ data[#data + 1] = x2
+ data[#data + 1] = y2
+end
+
+-- insert a line from point (x1, y1) to the point (x2, y2)
+-- <32> x1 y1 x2 y2
+function gaCanvas:encode_line(x1, y1, x2, y2) --> err
+ if type(x1) ~= "number" then return "[ArgErr] 'x1' number expected" end
+ if type(y1) ~= "number" then return "[ArgErr] 'y1' number expected" end
+ if type(x2) ~= "number" then return "[ArgErr] 'x2' number expected" end
+ if type(y2) ~= "number" then return "[ArgErr] 'y2' number expected" end
+ local data = self._data
+ data[#data + 1] = 32 -- append line data
+ data[#data + 1] = x1
+ data[#data + 1] = y1
+ data[#data + 1] = x2
+ data[#data + 1] = y2
+end
+
+-- insert an horizontal line from point (x1, y) to point (x2, y)
+-- <33> x1 x2 y
+function gaCanvas:encode_hline(x1, x2, y) --> err
+ if type(x1) ~= "number" then return "[ArgErr] 'x1' number expected" end
+ if type(x2) ~= "number" then return "[ArgErr] 'x2' number expected" end
+ if type(y) ~= "number" then return "[ArgErr] 'y2' number expected" end
+ local data = self._data
+ data[#data + 1] = 33 -- append hline data
+ data[#data + 1] = x1
+ data[#data + 1] = x2
+ data[#data + 1] = y
+end
+
+-- insert a rectangle from point (x1, x2) to (x2, y2)
+-- <48> <x1: DIM> <y1: DIM> <x2: DIM> <y2: DIM>
+function gaCanvas:encode_rectangle(x1, y1, x2, y2) --> err
+ if type(x1) ~= "number" then return "[ArgErr] 'x1' number expected" end
+ if type(y1) ~= "number" then return "[ArgErr] 'y1' number expected" end
+ if type(x2) ~= "number" then return "[ArgErr] 'x2' number expected" end
+ if type(y2) ~= "number" then return "[ArgErr] 'y2' number expected" end
+ local d = self._data
+ d[#d + 1] = 48 -- append rectangle data
+ d[#d + 1] = x1
+ d[#d + 1] = y1
+ d[#d + 1] = x2
+ d[#d + 1] = y2
+end
+
+-- Vbar object: opcode <36>
+-- x0, y1, y2 ordinates
+function gaCanvas:encode_Vbar(vbar, x0, y1, y2) --> err
+ if type(vbar) ~= "table" then
+ return "[ArgErr] table expected for 'vbar'"
+ end
+ if x0 == nil then
+ x0 = 0
+ elseif type(x0) ~= "number" then
+ return "[ArgErr] 'x0' number expected"
+ end
+ if type(y1) ~= "number" then return "[ArgErr] 'y1' number expected" end
+ if type(y2) ~= "number" then return "[ArgErr] 'y2' number expected" end
+ -- ordinates
+ if y1 == y2 then return "[ArgErr] 'y1' 'y2' are the same value" end
+ if y1 > y2 then y1, y2 = y2, y1 end
+ local bars = assert(vbar._yline, "[InternalErr] no '_yline' field")
+ local bdim = #bars
+ if bdim == 0 then return "[InternalErr] number of bars is zero" end
+ if bdim % 2 ~= 0 then
+ return "[InternalErr] '_yline' does not have an even number of elements"
+ end
+ local data = self._data
+ data[#data + 1] = 36 -- vbar sequence start
+ data[#data + 1] = y1
+ data[#data + 1] = y2
+ data[#data + 1] = bdim / 2 -- the number of bars <x_i t_i>
+ for i = 1, bdim, 2 do
+ local coord = bars[i]
+ local width = bars[i + 1]
+ if type(coord) ~= "number" then
+ return "[Err] a coordinates is not a number"
+ end
+ if type(width) ~= "number" then
+ return "[Err] a width is not a number"
+ end
+ data[#data + 1] = coord + x0
+ data[#data + 1] = width
+ end
+end
+
+-- [text] <130> ax ay x y chars
+function gaCanvas:encode_Text(txt, xpos, ypos, ax, ay) --> err
+ if type(txt) ~= "table" then
+ return "[ArgErr] 'txt' object table expected"
+ end
+ if type(xpos) ~= "number" then
+ return "[ArgErr] 'xpos' number expected"
+ end
+ if type(ypos) ~= "number" then
+ return "[ArgErr] 'ypos' number expected"
+ end
+ if ax == nil then
+ ax = 0
+ elseif type(ax) ~= "number" then
+ return "[ArgErr] 'ax' number expected"
+ end
+ if ay == nil then
+ ay = 0
+ elseif type(ay) ~= "number" then
+ return "[ArgErr] 'ay' number expected"
+ end
+ local data = self._data
+ data[#data + 1] = 130
+ data[#data + 1] = ax -- relative anchor x-coordinate
+ data[#data + 1] = ay -- relative anchor y-coordinate
+ data[#data + 1] = xpos -- text x-coordinate
+ data[#data + 1] = ypos -- text y-coordinate
+ local chars = assert(txt.codepoint, "[InternalErr] no 'codepoint' field in txt")
+ if #chars == 0 then return "[InternalErr] 'txt' has no chars" end
+ for _, c in ipairs(chars) do
+ data[#data + 1] = c
+ end
+ data[#data + 1] = 0 -- end string signal
+end
+
+-- glyphs equally spaced along the baseline
+-- [text_xspaced] <131> x1 xgap ay ypos chars
+function gaCanvas:encode_Text_xspaced(txt, x1, xgap, ypos, ay) --> err
+ if type(txt)~= "table" then return "[ArgErr] 'txt' object table expected" end
+ local chars = assert(txt.codepoint, "[InternalErr] no 'codepoint' field in txt")
+ if #chars == 0 then return "[InternalErr] 'txt' has no chars" end
+ if type(x1) ~= "number" then return "[ArgErr] 'x1' number expected" end
+ if type(xgap) ~= "number" then return "[ArgErr] 'xgap' number expected" end
+ if xgap < 0 then
+ local n = #chars
+ x1 = x1 + (n - 1) * xgap
+ xgap = -xgap
+ end
+ if type(ypos) ~= "number" then return "[ArgErr] 'ypos' number expected" end
+ if ay == nil then
+ ay = 0
+ elseif type(ay) ~= "number" then
+ return "[ArgErr] 'ay' number expected"
+ end
+ local data = self._data
+ data[#data + 1] = 131
+ data[#data + 1] = x1 -- x-coordinate of the first axis from left to right
+ data[#data + 1] = xgap -- axial distance among gliphs
+ data[#data + 1] = ay -- anchor relative y-coordinate
+ data[#data + 1] = ypos -- text y-coordinate
+ for _, c in ipairs(chars) do
+ data[#data + 1] = c
+ end
+ data[#data + 1] = 0 -- end string signal
+end
+
+-- text_xwidth
+-- text equally spaced but within [x1, x2] coordinate interval
+-- <132> <ay: FLOAT> <x1: DIM> <x2: DIM> <y: DIM> <c: CHARS>
+function gaCanvas:encode_Text_xwidth(txt, x1, x2, ypos, ay) --> err
+ if type(txt)~= "table" then return "[ArgErr] 'txt' object table expected" end
+ if type(x1) ~= "number" then return "[ArgErr] 'x1' number expected" end
+ if type(x2) ~= "number" then return "[ArgErr] 'x2' number expected" end
+ if type(ypos) ~= "number" then return "[ArgErr] 'ypos' number expected" end
+ if ay == nil then
+ ay = 0
+ elseif type(ay) ~= "number" then
+ return "[ArgErr] 'ay' number expected"
+ end
+ local chars = assert(txt.codepoint, "[InternalErr] no 'codepoint' field in txt")
+ if #chars == 0 then return "[InternalErr] 'txt' has no chars" end
+ if x1 > x2 then x1, x2 = x2, x1 end -- reorder coordinates
+ local data = self._data
+ data[#data + 1] = 132
+ data[#data + 1] = ay -- anchor relative y-coordinate
+ data[#data + 1] = x1 -- left limit of the text box
+ data[#data + 1] = x2 -- right limit of the text box
+ data[#data + 1] = ypos -- text y-coordinate
+ for _, c in ipairs(chars) do
+ data[#data + 1] = c
+ end
+ data[#data + 1] = 0 -- end string signal
+end
+
+-- experimental code section
+-- new opcodes under assessment
+
+-- [start_text_group] 140
+function gaCanvas:start_text_group() --> err
+ local data = self._data
+ data[#data + 1] = 140
+end
+
+-- [gtext] 141
+function gaCanvas:gtext(chars) --> err
+ if type(chars) ~= "table" then return "[ArgErr] 'chars' table expected" end
+ local data = self._data
+ data[#data + 1] = 141
+ for _, c in ipairs(chars) do
+ data[#data + 1] = c
+ end
+ data[#data + 1] = 0 -- end string signal
+end
+
+-- [gtext_spaced] 142 gap string
+function gaCanvas:gtext_spaced(gap, chars) --> err
+ if type(gap) ~= "number" then return "[ArgErr] 'gap' number expected" end
+ if type(chars) ~= "table" then return "[ArgErr] 'chars' table expected" end
+ local data = self._data
+ data[#data + 1] = 142
+ data[#data + 1] = gap
+ for _, c in ipairs(chars) do
+ data[#data + 1] = c
+ end
+ data[#data + 1] = 0 -- end string signal
+end
+
+-- [gtext_space] 143 gap
+function gaCanvas:gtext_gap(gap) --> err
+ if type(gap) ~= "number" then return "[ArgErr] 'gap' number expected" end
+ local data = self._data
+ data[#data + 1] = 143
+ data[#data + 1] = gap
+end
+
+
+-- [end_text_group] 149 ax ay x y
+function gaCanvas:end_text_group(xpos, ypos, ax, ay) --> err
+ if type(xpos) ~= "number" then return "[ArgErr] 'xpos' number expected" end
+ if type(ypos) ~= "number" then return "[ArgErr] 'ypos' number expected" end
+ if type(ax) ~= "number" then return "[ArgErr] 'ax' number expected" end
+ if type(ay) ~= "number" then return "[ArgErr] 'ay' number expected" end
+ local data = self._data
+ data[#data + 1] = 149
+ data[#data + 1] = ax -- anchor relative x-coordinate
+ data[#data + 1] = ay -- anchor relative y-coordinate
+ data[#data + 1] = xpos -- text x-coordinate
+ data[#data + 1] = ypos -- text y-coordinate
+end
+
+-- amazing...
+function gaCanvas:to_string() --> string
+
+end
+
+function gaCanvas:get_bbox()
+
+end
+
+function gaCanvas:check() --> boolean, err
+
+end
+
+return gaCanvas
diff --git a/Master/texmf-dist/scripts/barracuda/lib-geo/brcd-libgeo.lua b/Master/texmf-dist/scripts/barracuda/lib-geo/brcd-libgeo.lua
new file mode 100644
index 00000000000..fd53ca65095
--- /dev/null
+++ b/Master/texmf-dist/scripts/barracuda/lib-geo/brcd-libgeo.lua
@@ -0,0 +1,289 @@
+
+-- libgeo simple Geometric Library
+-- Copyright (C) 2018 Roberto Giacomelli
+
+-- All dimension must be in scaled point (sp)
+
+local libgeo = {
+ _VERSION = "libgeo v0.0.3",
+ _NAME = "libgeo",
+ _DESCRIPTION = "simple geometric library",
+}
+
+-- VBar class
+-- a pure geometric entity of several infinite vertical lines
+libgeo.Vbar = {}
+local Vbar = libgeo.Vbar
+Vbar.__index = Vbar
+
+-- Vbar costructors
+
+-- VBar costructor from an array [xcenter1, width1, xcenter2, width2, ...]
+function Vbar:from_array(yl_arr) --> <vbar object>
+ assert(type(yl_arr) == "table", "'yline_array' is a mandatory arg")
+ -- stream scanning
+ local i = 1
+ local xlim = 0.0
+ while yl_arr[i] do
+ local x = yl_arr[i]; i = i + 1
+ local w = yl_arr[i]; i = i + 1
+ assert(type(x) == "number", "[InternalErr] not a number")
+ assert(type(w) == "number", "[InternalErr] not a number")
+ xlim = x + w/2
+ end
+ assert(i % 2 == 0, "[InternalErr] the index is not even")
+ assert(i > 0, "[InternalErr] empty array")
+ local o = {
+ _yline = yl_arr, -- [<xcenter>, <width>, ...] flat array
+ _x_lim = xlim, -- right external bounding box coordinates
+ }
+ setmetatable(o, self)
+ return o
+end
+
+-- costructor useful for Code128 encoder
+-- from an integer: 21231 -> binary 11 0 11 000 1 -> symbol 110110001
+-- is_bar :: boolean :: bar or space as first element, default true
+function Vbar:from_int(ngen, mod, is_bar) --> <vbar object>
+ assert(type(ngen) == "number", "Invalid argument for n")
+ assert(type(mod) == "number", "Invalid argument for module width")
+ if is_bar == nil then is_bar = true else
+ assert(type(is_bar) == "boolean", "Invalid argument for is_bar")
+ end
+ -- scan ngen for digits
+ local digits = {}
+ while ngen > 0 do
+ local d = ngen % 10
+ digits[#digits + 1] = d
+ ngen = (ngen - d)/10
+ end
+ local x0 = 0.0 -- axis reference
+ local yl = {}
+ for k = #digits, 1, -1 do
+ local d = digits[k]
+ local w = d*mod -- bar width
+ if is_bar then -- bar
+ yl[#yl + 1] = x0 + w/2
+ yl[#yl + 1] = w
+ end
+ x0 = x0 + w
+ is_bar = not is_bar
+ end
+ local o = {
+ _yline = yl, -- [<xcenter>, <width>, ...] flat array
+ _x_lim = x0, -- right external coordinate
+ }
+ setmetatable(o, self)
+ return o
+end
+
+-- from an integer to read from right to left
+-- 13212 ->rev 21231 ->binary 11 0 11 000 1 -> symbol 110110001
+-- is_bar :: boolean :: bar or space for first, default true
+function Vbar:from_int_revstep(ngen, mod, is_bar) --> <vbar object>
+ assert(type(ngen) == "number", "Invalid argument for n")
+ assert(type(mod) == "number", "Invalid argument for module width")
+ if is_bar == nil then is_bar = true else
+ assert(type(is_bar) == "boolean", "Invalid argument for is_bar")
+ end
+ --
+ local x0 = 0.0 -- axis reference
+ local i = 0
+ local yl = {}
+ while ngen > 0 do
+ local d = ngen % 10 -- first digit
+ local w = d*mod -- bar width
+ if is_bar then -- bar
+ i = i + 1; yl[i] = x0 + w/2
+ i = i + 1; yl[i] = w
+ end
+ x0 = x0 + w
+ is_bar = not is_bar
+ ngen = (ngen - d)/10
+ end
+ assert(not is_bar, "[InternalErr] the last element in not a bar")
+ local o = {
+ _yline = yl, -- [<xcenter>, <width>, ...] flat array
+ _x_lim = x0, -- right external coordinate
+ }
+ setmetatable(o, self)
+ return o
+end
+
+-- costructor useful for Code39 encoder
+-- i.e. 11212 -> rev -> 2 1 2 1 1 -> decodes to -> B w B w b
+-- build a yline array from the integer definition. Digit decoding rule:
+-- mod: b or w => 1 -- narrow bar/space
+-- MOD: B or W => 2 -- wide bar/space
+-- is_bar: the first element is a bar not a space, default to true
+function Vbar:from_int_revpair(ngen, mod, MOD, is_bar) --> <vbar object>
+ assert(type(ngen) == "number", "Invalid argument for n")
+ assert(type(mod) == "number", "Invalid argument for narrow module width")
+ assert(type(MOD) == "number", "Invalid argument for wide module width")
+ assert(mod < MOD, "Not ordered narrow/Wide values")
+ if is_bar == nil then
+ is_bar = true
+ else
+ assert(type(is_bar) == "boolean", "Invalid argument for 'is_bar'")
+ end
+ local yl = {}
+ local x0 = 0.0
+ local k = 0
+ while ngen > 0 do
+ local d = ngen % 10 -- digit
+ ngen = (ngen - d)/10
+ local w; if d == 1 then
+ w = mod
+ elseif d == 2 then
+ w = MOD
+ end; assert(w, "[InternalErr] Allowed digits are only 1 or 2")
+ if is_bar then -- bars
+ k = k + 1; yl[k] = x0 + w/2 -- xcenter
+ k = k + 1; yl[k] = w -- width
+ end
+ is_bar = not is_bar
+ x0 = x0 + w
+ end
+ assert(not is_bar, "[InternalErr] the last element is not a bar")
+ local o = {
+ _yline = yl, -- [<xcenter>, <width>, ...] flat array
+ _x_lim = x0, -- external x coordinate
+ }
+ setmetatable(o, self)
+ return o
+end
+
+-- return a Vbar inteleaving to sequence narrow/Wide
+-- tbar, tspace = {boolean sequence}, true -> narrow, false -> Wide
+function Vbar:from_two_tab(tbar, tspace, mod, MOD) --> <vbar object>
+ assert(type(tbar) == "table", "tbar must be a table")
+ assert(type(tspace) == "table", "tspace must be a table")
+ assert(#tbar == #tspace, "tbar and tspace must be longer the same")
+ assert(type(mod) == "number", "Invalid argument for narrow module width")
+ assert(type(MOD) == "number", "Invalid argument for wide module width")
+ assert(mod < MOD, "Not ordered narrow/Wide values")
+ local x0 = 0.0 -- x-coordinate
+ local yl = {}
+ for i = 1, #tbar do
+ local is_narrow = tbar[i]
+ assert(type(is_narrow) == "boolean", "[InternalErr] found a not boolean value")
+ if is_narrow then
+ yl[#yl + 1] = x0 + mod/2 -- bar x-coordinate
+ yl[#yl + 1] = mod -- bar width
+ x0 = x0 + mod
+ else
+ yl[#yl + 1] = x0 + MOD/2 -- bar x-coordinate
+ yl[#yl + 1] = MOD -- bar width
+ x0 = x0 + MOD
+ end
+ local is_narrow_space = tspace[i]
+ assert(type(is_narrow_space) == "boolean", "[InternalErr] found a not boolean value")
+ if is_narrow_space then
+ x0 = x0 + mod
+ else
+ x0 = x0 + MOD
+ end
+ end
+ local o = {
+ _yline = yl, -- [<xcenter>, <width>, ...] flat array
+ _x_lim = x0, -- external x coordinate
+ }
+ setmetatable(o, self)
+ return o
+end
+
+-- Text class
+
+libgeo.Text = {}
+local Text = libgeo.Text
+Text.__index = Text
+
+-- costructors
+-- internally it keeps text as a sequence of codepoint
+function Text:from_string(s) --> object
+ assert(type(s) == "string", "[ArgErr] 's' not a valid string")
+ assert(#s > 0, "[Err] 's' empty string not allowed")
+
+ local cp = {} -- codepoint array
+ for b in string.gmatch(s, ".") do
+ cp[#cp + 1] = string.byte(b)
+ end
+ local o = {
+ codepoint = cp,
+ }
+ setmetatable(o, self)
+ return o
+end
+
+-- arr, array of single digit number
+-- i start index
+-- j stop index
+function Text:from_digit_array(arr, i, j) --> object
+ assert(type(arr) == "table", "[ArgErr] 'arr' not a table")
+ assert(#arr > 0, "[ArgErr] 'arr' is an empty array")
+ local cp = {} -- codepoint array
+ if i ~= nil then
+ assert(type(i) == "number", "[ArgErr] 'i' is not a number")
+ else
+ i = 1
+ end
+ if j ~= nil then
+ assert(type(j) == "number", "[ArgErr] 'j' is not a number")
+ assert(i <= j, "[ArgErr] not suitable pair of array index")
+ else
+ j = #arr
+ end
+ for k = i, j do
+ local d = arr[k]
+ assert(type(d) == "number", "[ArgErr] array contains a not number element")
+ assert(d == math.floor(d), "[ArgErr] array contains a not integer number")
+ assert(d >= 0 or d < 10, "[ArgErr] array contains a not single digit number")
+ cp[#cp + 1] = d + 48
+ end
+ local o = {
+ codepoint = cp,
+ }
+ setmetatable(o, self)
+ return o
+end
+
+
+-- from an array of chars
+function Text:from_chars(chars) --> object
+ assert(type(chars) == "table", "[ArgErr] 'chars' must be a table")
+ local arr = {}
+ for _, c in ipairs(chars) do
+ arr[#arr + 1] = string.byte(c)
+ end
+ local o = {
+ codepoint = arr,
+ }
+ setmetatable(o, self)
+ return o
+end
+
+-- provide an integer to build a Text object
+function Text:from_int(n) --> object
+ assert(type(n) == "number", "[ArgErr] 'n' must be a number")
+ assert( n > 0, "[Err] 'n' must be positive")
+ assert( n == math.floor(n), "[Err] 'n' must be an integer")
+ local cp = {}
+ while n > 0 do
+ local d = n % 10
+ cp[#cp + 1] = d + 48
+ n = (n - d)/10
+ end
+ local digits = #cp
+ for i = 1, digits/2 do -- reverse the array
+ local d = cp[digits - i + 1]
+ cp[digits - i + 1] = cp[i]
+ cp[i] = d
+ end
+ local o = {
+ codepoint = cp,
+ }
+ setmetatable(o, self)
+ return o
+end
+
+return libgeo
diff --git a/Master/texmf-dist/tex/luatex/barracuda/barracuda.sty b/Master/texmf-dist/tex/luatex/barracuda/barracuda.sty
new file mode 100644
index 00000000000..7ee6b021040
--- /dev/null
+++ b/Master/texmf-dist/tex/luatex/barracuda/barracuda.sty
@@ -0,0 +1,21 @@
+%
+\NeedsTeXFormat{LaTeX2e}[2009/06/27]
+\ProvidesPackage{barracuda}[2018/12/30 v0.1 a barcode typesetting package]%
+
+\newbox\barracudabox
+\newcommand\barracuda[2]{\directlua{
+ local barracuda = require "barracuda"
+ local e = [[#1]]
+ local s = [[#2]]
+ local enc, err = barracuda:get_barcode_class():new_encoder(e)
+ assert(enc, err)
+ local symb, err = enc:from_string(s); assert(symb, err)
+ local canvas = barracuda:new_canvas()
+ symb:append_ga(canvas)
+ local drv = barracuda:get_driver()
+ drv:ga_to_hbox(canvas, "barracudabox")
+}%
+\box\barracudabox
+}
+
+\endinput