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Adds Type1 sbw command support for horizontal fonts

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This commit is contained in:
Yury Delendik 2012-10-07 21:46:00 -05:00
parent 806b962b29
commit b09f0ccbaa
1 changed files with 15 additions and 0 deletions
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15
src/fonts.js
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@ -4292,6 +4292,21 @@ var Type1Parser = function type1Parser() {
assert(argc == 0, 'callothersubr with arguments is not supported');
charstring.push(new CallothersubrCmd(index));
continue;
} else if (escape == 7) { // sbw
var args = breakUpArgs(charstring, 4);
var arg0 = args[0];
var arg1 = args[1];
var arg2 = args[2];
lsb = arg0.value;
width = arg2.value;
// To convert to type2 we have to move the width value to the first
// part of the charstring and then use rmoveto with (dx, dy).
// The height argument will not be used for vmtx and vhea tables
// reconstruction -- ignoring it.
charstring = arg2.arg;
charstring = charstring.concat(arg0.arg, arg1.arg);
charstring.push('rmoveto');
continue;
} else if (escape == 17 || escape == 33) {
// pop or setcurrentpoint commands can be ignored
// since we are not doing callothersubr