1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
|
%D \module
%D [ file=m-morse,
%D version=2010.12.10,
%D title=\CONTEXT\ Extra Modules,
%D subtitle=Morse,
%D author=Hans Hagen,
%D date=\currentdate,
%D copyright=PRAGMA]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.
% todo: act upon the node list
% make it a buffer operation
% nice in cld manual
\startluacode
moduledata.morse = moduledata.morse or { }
local morse = moduledata.morse
local utfcharacters, gsub = string.utfcharacters, string.gsub
local ucchars, shchars = characters.ucchars, characters.shchars
local codes = {
["A"] = "·—",
["B"] = "—···",
["C"] = "—·—·",
["D"] = "—··",
["E"] = "·",
["F"] = "··—·",
["G"] = "——·",
["H"] = "····",
["I"] = "··",
["J"] = "·———",
["K"] = "—·—",
["L"] = "·—··",
["M"] = "——",
["N"] = "—·",
["O"] = "———",
["P"] = "·——·",
["Q"] = "——·—",
["R"] = "·—·",
["S"] = "···",
["T"] = "—",
["U"] = "··—",
["V"] = "···—",
["W"] = "·——",
["X"] = "—··—",
["Y"] = "—·——",
["Z"] = "——··",
["0"] = "—————",
["1"] = "·————",
["2"] = "··———",
["3"] = "···——",
["4"] = "····—",
["5"] = "·····",
["6"] = "—····",
["7"] = "——···",
["8"] = "———··",
["9"] = "————·",
["."] = "·—·—·—",
[","] = "——··——",
[":"] = "———···",
[";"] = "—·—·—",
["?"] = "··——··",
["!"] = "—·—·——",
["-"] = "—····—",
["/"] = "—··—· ",
["("] = "—·——·",
[")"] = "—·——·—",
["="] = "—···—",
["@"] = "·——·—·",
["'"] = "·————·",
['"'] = "·—··—·",
["À"] = "·——·—",
["Å"] = "·——·—",
["Ä"] = "·—·—",
["Æ"] = "·—·—",
["Ç"] = "—·—··",
["É"] = "··—··",
["È"] = "·—··—",
["Ñ"] = "——·——",
["Ö"] = "———·",
["Ø"] = "———·",
["Ü"] = "··——",
["ß"] = "··· ···",
}
morse.codes = codes
setmetatable(codes, { __index = function(t,k)
if k then
local u = ucchars[k]
local v = rawget(t,u) or rawget(t,shchars[u]) or false
t[k] = v
return v
else
return false
end
end })
local MorseBetweenWords = context.MorseBetweenWords
local MorseBetweenCharacters = context.MorseBetweenCharacters
local MorseLong = context.MorseLong
local MorseShort = context.MorseShort
local MorseSpace = context.MorseSpace
local MorseUnknown = context.MorseUnknown
local function tomorse(str,verbose)
if verbose then
str = gsub(str,"%s*+%s*","+")
str = gsub(str,"%s+"," ")
local done = false
for m in utfcharacters(str) do
if done then
MorseBetweenCharacters()
end
if m == "·" or m == "." then
MorseShort()
done = true
elseif m == "—" or m == "-" then
MorseLong()
done = true
elseif m == " " then
if done then
MorseBetweenCharacters()
end
done = false
elseif m == "+" then
MorseBetweenWords()
done = false
else
MorseUnknown(m)
end
end
else
local inmorse = false
for s in utfcharacters(str) do
local m = codes[s]
if m then
if inmorse then
MorseBetweenWords()
else
inmorse = true
end
local done = false
for m in utfcharacters(m) do
if done then
MorseBetweenCharacters()
else
done = true
end
if m == "·" then
MorseShort()
elseif m == "—" then
MorseLong()
elseif m == " " then
MorseBetweenCharacters()
end
end
inmorse = true
elseif s == "\n" or s == " " then
MorseSpace()
inmorse = false
else
if inmorse then
MorseBetweenWords()
else
inmorse = true
end
MorseUnknown(s)
end
end
end
end
morse.tomorse = tomorse
function morse.filetomorse(name,verbose)
tomorse(resolvers.loadtexfile(name),verbose)
end
function morse.showtable()
context.starttabulate { "|l|l|" } -- { "|l|l|l|" }
for k, v in table.sortedpairs(codes) do
context.NC() context(k)
-- context.NC() context(v)
context.NC() tomorse(v,true)
context.NC() context.NR()
end
context.stoptabulate()
end
\stopluacode
\unprotect
% todo: \setupmorse, but probably it's not worth the trouble.
\def\MorseWidth {0.4em}
\def\MorseHeight {0.2em}
%def\MorseShort {\dontleavehmode\blackrule[\c!height=\MorseHeight,\c!width=\dimexpr\MorseWidth]}
%def\MorseLong {\dontleavehmode\blackrule[\c!height=\MorseHeight,\c!width=3\dimexpr\MorseWidth]}
\def\MorseShort {\dontleavehmode\vrule\!!width \dimexpr\MorseWidth\!!height\MorseHeight\!!depth\zeropoint\relax}
\def\MorseLong {\dontleavehmode\vrule\!!width3\dimexpr\MorseWidth\!!height\MorseHeight\!!depth\zeropoint\relax}
\def\MorseBetweenCharacters {\kern\MorseWidth}
\def\MorseBetweenWords {\hskip3\dimexpr\MorseWidth\relax}
\def\MorseSpace {\hskip7\dimexpr\MorseWidth\relax}
\def\MorseUnknown #1{[\detokenize{#1}]}
\def\MorseCode #1{\ctxlua{moduledata.morse.tomorse(\!!bs#1\!!es,true)}}
\def\MorseString #1{\ctxlua{moduledata.morse.tomorse(\!!bs#1\!!es)}}
\def\MorseFile #1{\ctxlua{moduledata.morse.filetomorse("#1")}}
\def\MorseTable {\ctxlua{moduledata.morse.showtable()}}
\let\Morse \MorseString
\protect
\doifnotmode{demo}{\endinput}
\starttext
\MorseTable
\startlines
\MorseCode{—·—· ——— —· — · —··— —+—— —·— ·· ···—}
\MorseCode{—·—· ——— —· — · —··— — + —— —·— ·· ···—}
\Morse{ÀÁÂÃÄÅàáâãäå}
\Morse{ÆÇæç}
\Morse{ÈÉÊËèéêë}
\Morse{ÌÍÎÏìíîï}
\Morse{Ññ}
\Morse{ÒÓÔÕÖòóôõö}
\Morse{Øø}
\Morse{ÙÚÛÜùúû}
\Morse{Ýýÿ}
\Morse{ß}
\Morse{Ţţ}
\stoplines
\Morse{A B C D E F G H I J K L M N O P Q R S T U V W X Y Z}
\stoptext
|