summaryrefslogtreecommitdiff
path: root/tex/context/third/letterspace/t-letterspace.mkiv
diff options
context:
space:
mode:
authorPhilipp Gesang <phg@phi-gamma.net>2013-03-27 23:38:22 +0100
committerPhilipp Gesang <phg@phi-gamma.net>2013-03-27 23:38:22 +0100
commit0f4d3d3932149016d2bf1919ad82823a7212d121 (patch)
tree9b61910bc8d0a076817eb2bc2d0755b964f1cbee /tex/context/third/letterspace/t-letterspace.mkiv
parentbf831fa4f6fcaa8b00982f3d8e84b58fbbbba43e (diff)
downloadt-letterspace-0f4d3d3932149016d2bf1919ad82823a7212d121.tar.gz
adapt to mkvi
Diffstat (limited to 'tex/context/third/letterspace/t-letterspace.mkiv')
-rw-r--r--tex/context/third/letterspace/t-letterspace.mkiv167
1 files changed, 0 insertions, 167 deletions
diff --git a/tex/context/third/letterspace/t-letterspace.mkiv b/tex/context/third/letterspace/t-letterspace.mkiv
deleted file mode 100644
index 03c2e0d..0000000
--- a/tex/context/third/letterspace/t-letterspace.mkiv
+++ /dev/null
@@ -1,167 +0,0 @@
-%D \module [
-%D file=t-letterspace,
-%D version=2013-03-27 22:55:19+0100 or later,
-%D title=\CONTEXT\ User Module,
-%D subtitle=Letterspacing commands,
-%D author=Philipp Gesang,
-%D date=\currentdate,
-%D copyright=Philipp Gesang,
-%D license=2-clause BSD,
-%D ]
-
-%C Read the license conditions in the file \type{COPYING}.
-
-
-
-\writestatus{loading}{ConTeXt User Module / Letterspace}
-
-\startmodule [letterspace]
-
-\startinterface all
- \setinterfacevariable {letterspace} {letterspace}
- \setinterfacevariable {factor} {factor}
- \setinterfacevariable {spaceskip} {spaceskip}
- \setinterfacevariable {suppresskern}{suppresskern}
-\stopinterface
-
-\unprotect
-
-\definenamespace [\v!letterspace] [
- command=yes,
- comment=Letterspace module,
- name=\v!letterspace,
- \s!parent=\v!letterspace,
- setup=list,
- style=no,
- type=module,
- version=hg-rev:3+,
-]
-
-%D \macros
-%D {letterspace}
-%D
-%D \useURL [wschuster] [https://bitbucket.org/wolfs/] [] [Wolfgang Schuster]
-%D \from[wschuster]’s {\em fancybreak} and {\em annotation}
-%D modules served as the primary source for the following code.
-%D You’ll have to thank him if it works and blame me if it doesn’t.
-
-\appendtoks
- \setuevalue{\currentletterspace }{\doletterspace[\currentletterspace]}%
- \setuevalue{\e!start\currentletterspace}{\dostartletterspace[\currentletterspace]}%
- \setuevalue{\e!stop \currentletterspace}{\dostopletterspace}%
-\to \everydefineletterspace
-
-\definecharacterkerning [letterspace:current]
-
-\unexpanded\def\doletterspace[#1]{%
- \edef\currentletterspace{#1}%
- \dosingleempty\dodoletterspace%
-}
-
-\def\dodoletterspace[#1]{%
- \iffirstargument
- \doifassignmentelse{#1}{%
- \setupletterspace[\currentletterspace][#1]%
- }\relax
- \fi
- \dododoletterspace%
-}
-
-\definefontfeature [letterspace:kerning] [kern=yes]
-\def\letterspace_truevalues{true,yep,yes}
-
-\def\dododoletterspace#1{%
- \def\currentobject{#1}%
- \dontleavehmode
- \setupcharacterkerning[letterspace:current][factor=\letterspaceparameter{factor}]%
- \def\letterspace_setstuff{%
- \setcharacterkerning[letterspace:current]%
- \advance \spaceskip \letterspaceparameter{spaceskip}%
- \advance \xspaceskip \letterspaceparameter{spaceskip}%
- \doifinset{\letterspaceparameter{suppresskern}}{\letterspace_truevalues}{%
- \subtractfontfeaturefromfont{letterspace:kerning}%
- }%
- }%
- \ifhmode\ifnum\lastnodetype=\gluenodecode
- \unskip{\letterspace_setstuff\ }%
- \fi
- \fi%
- {\letterspace_setstuff\currentobject}%
- \doifnextspace{%
- {\letterspace_setstuff\ }%
- \gobblespacetokens%
- }%
-}
-
-%D This is a partial ripoff of a couple of macros from
-%D \type{syst-aux.mkiv}.
-%D \useURL [flet] [http://www.tug.org/TUGboat/Articles/tb09-3/tb22bechtolsheim.pdf] [] [\type{futurelet}]
-%D Very helpful for further understanding of what’s exactly going
-%D on: Stephan von Bechtolsheim’s tutorial on \from[flet].
-%D
-%D In short: the trick is checking whether the token following
-%D the command is a space, that is: whether it expands to
-%D \type{\blankspace}. If the test succeeds, a space will be
-%D added that has the correct parameters and all space tokens
-%D following the command will be gobbled. Otherwise -- the next
-%D token being anything else -- \type{\letterspace} will proceed
-%D without changing anything.
-
-\def\doifnextspace#1{%
- \def\!!string{#1}%
- \futurelet\nexttoken\inspectnexttoken%
-}
-
-\def\inspectnexttoken{%
- \ifx\nexttoken\blankspace
- \@EA\!!string
- \fi%
-}
-
-%D \macros
-%D {startletterspace,stopletterspace}
-%D
-%D These rely even more shamelessly on \from[wschuster]’s code
-%D from the {\em fancybreak} module.
-%D
-%D The \type{\[start|stop]letterspace} environment is provided
-%D for sake of completeness.
-
-\unexpanded\def\dostartletterspace[#1]{%
- \edef\currentletterspace{#1}%
- \dosingleempty\dodostartletterspace%
-}
-
-\def\dodostartletterspace[#1]{%
- \iffirstargument
- \setupletterspace[\currentletterspace][#1]%
- \fi
- \dododoletterspace\bgroup%
-}
-
-\let\dostopletterspace\egroup
-
-%D \macros
-%D {setupletterspace}
-%D
-%D Initial setup.
-%D The factor by which the {\em letter space} (i.e. space between
-%D glyphs) will be increased is specified via the
-%D \type{factor} key.
-%D Additionally, it is wise with respect to legibility to enlarge
-%D the {\em interword space} as well. That is what the
-%D \type{spaceskip} key is for. The {\em spaceskip} should be an
-%D ordinary dimension.
-
-\setupletterspace [
- \v!factor=.125,
- \v!spaceskip=.5em,
- \v!suppresskern=false,
-]
-
-\defineletterspace[\v!letterspace]
-
-\protect \stopmodule \endinput
-
-% vim:ft=context:sw=2:ts=2
-