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
|
if not modules then modules = { } end modules ['font-ini'] = {
version = 1.001,
comment = "companion to font-ini.tex",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
--[[ldx--
<p>Not much is happening here.</p>
--ldx]]--
local utf = unicode.utf8
if not fontloader then fontloader = fontforge end
fontloader.totable = fontloader.to_table
-- vtf comes first
-- fix comes last
fonts = fonts or { }
fonts.ids = fonts.ids or { } -- aka fontdata
fonts.tfm = fonts.tfm or { }
fonts.mode = 'base'
fonts.private = 0xF0000 -- 0x10FFFF
fonts.verbose = false -- more verbose cache tables
fonts.ids[0] = { -- nullfont
characters = { },
descriptions = { },
}
fonts.methods = fonts.methods or {
base = { tfm = { }, afm = { }, otf = { }, vtf = { }, fix = { } },
node = { tfm = { }, afm = { }, otf = { }, vtf = { }, fix = { } },
}
fonts.initializers = fonts.initializers or {
base = { tfm = { }, afm = { }, otf = { }, vtf = { }, fix = { } },
node = { tfm = { }, afm = { }, otf = { }, vtf = { }, fix = { } }
}
fonts.triggers = fonts.triggers or {
'mode',
'language',
'script',
'strategy',
}
fonts.processors = fonts.processors or {
}
fonts.manipulators = fonts.manipulators or {
}
fonts.define = fonts.define or { }
fonts.define.specify = fonts.define.specify or { }
fonts.define.specify.synonyms = fonts.define.specify.synonyms or { }
-- tracing
fonts.color = fonts.color or { }
local attribute = attributes.private('color')
local mapping = (attributes and attributes.list[attribute]) or { }
local set_attribute = node.set_attribute
local unset_attribute = node.unset_attribute
function fonts.color.set(n,c)
local mc = mapping[c]
if not mc then
unset_attribute(n,attribute)
else
set_attribute(n,attribute,mc)
end
end
function fonts.color.reset(n)
unset_attribute(n,attribute)
end
-- this will change ...
function fonts.show_char_data(n)
local tfmdata = fonts.ids[font.current()]
if tfmdata then
if type(n) == "string" then
n = utf.byte(n)
end
local chr = tfmdata.characters[n]
if chr then
texio.write_nl(table.serialize(chr,string.format("U_%04X",n)))
end
end
end
|