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Fix read_vf

This commit is contained in:
Marcel Krüger 2020-06-18 01:13:00 +02:00
parent 2c68c0223a
commit 23d93b55ac
2 changed files with 7 additions and 6 deletions
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12
luametalatex-font-vf.lua
View File

@ -9,10 +9,11 @@ local function read_fonts(buf, i, fonts, size)
if not cmd then return i end if not cmd then return i end
local fid, check, scale, designsize, arealen, namelen, i = local fid, check, scale, designsize, arealen, namelen, i =
string.unpack(cmd, buf, i + 1) string.unpack(cmd, buf, i + 1)
fid = fid + 1 -- We prefer 1-based arrays
local fsize = size * scale >> 20 local fsize = size * scale >> 20
if fonts[fid] then error[[font number reused in VF file]] end if fonts[fid] then error[[font number reused in VF file]] end
fonts[fid] = { fonts[fid] = {
area = string.sub(buf, i, i+arealen-1), area = arealen > 0 and string.sub(buf, i, i+arealen-1) or nil,
name = string.sub(buf, i+arealen, i+arealen+namelen-1), name = string.sub(buf, i+arealen, i+arealen+namelen-1),
size = fsize, size = fsize,
designsize = designsize >> 4, designsize = designsize >> 4,
@ -134,9 +135,9 @@ local function read_chars(buf, i, characters, size)
if cmd >= 235 then if cmd >= 235 then
cmd, i = string.unpack(Cmds[cmd-234], buf, i + 1) cmd, i = string.unpack(Cmds[cmd-234], buf, i + 1)
else else
i = i + 1 cmd, i = cmd - 171, i + 1
end end
commands[#commands + 1] = { "font", cmd } commands[#commands + 1] = { "font", cmd + 1 } -- 1-based fonts
elseif xxx[cmd] then elseif xxx[cmd] then
cmd, i = string.unpack(xxx[cmd], buf, i + 1) cmd, i = string.unpack(xxx[cmd], buf, i + 1)
commands[#commands + 1] = { "special", cmd } commands[#commands + 1] = { "special", cmd }
@ -161,16 +162,17 @@ local function parse_vf(buf, i, size)
i = read_fonts(buf, i, fonts, size) i = read_fonts(buf, i, fonts, size)
i = read_chars(buf, i, characters, size) i = read_chars(buf, i, characters, size)
print(require'inspect'(font)) return font
end end
local basename = ((1-lpeg.S'\\/')^0*lpeg.S'\\/')^0*lpeg.C((1-lpeg.P'.tfm'*-1)^0) local basename = ((1-lpeg.S'\\/')^0*lpeg.S'\\/')^0*lpeg.C((1-lpeg.P'.tfm'*-1)^0)
return function(name, size, must_exist) return function(name, size, must_exist)
local filename = kpse.find_file(name, 'vf', must_exist) local filename = kpse.find_file(name, 'vf', must_exist)
if not filename then return end
local f = io.open(filename) local f = io.open(filename)
if not f then return end if not f then return end
local buf = f:read'*a' local buf = f:read'*a'
f:close() f:close()
local result = parse_tfm(buf, 1, size) local result = parse_vf(buf, 1, size)
result.name = basename:match(name) result.name = basename:match(name)
return result return result
end end

1
luametalatex-nodewriter.lua
View File

@ -48,7 +48,6 @@ local function doublekeyed(t, id2name, name2id, index)
end end
local nodehandler = (function() local nodehandler = (function()
local function unknown_handler(_, n, x, y) local function unknown_handler(_, n, x, y)
print(node.type(10))
write(format("Sorry, but the PDF backend does not support %q (id = %i) nodes right now. The supplied node will be dropped at coordinates (%i, %i).", node.type(getid(n)), getid(n), x//1, y//1)) write(format("Sorry, but the PDF backend does not support %q (id = %i) nodes right now. The supplied node will be dropped at coordinates (%i, %i).", node.type(getid(n)), getid(n), x//1, y//1))
end end
return doublekeyed({}, node.type, node.id, function() return doublekeyed({}, node.type, node.id, function()