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Fix Windows 'hmtx' bust table

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This commit is contained in:
Vivien Nicolas 2011-06-24 02:58:17 +02:00
parent 0f1b9949b6
commit d704bfacf4
1 changed files with 15 additions and 11 deletions
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26
fonts.js
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@ -710,11 +710,15 @@ var Font = (function () {
createTableEntry(otf, offsets, "hhea", hhea); createTableEntry(otf, offsets, "hhea", hhea);
/** HMTX */ /** HMTX */
hmtx = "\x01\xF4\x00\x00"; /* For some reasons, probably related to how the backend handle fonts,
* Linux seems to ignore this file and prefer the data from the CFF itself
* while Windows use this data. So be careful if you hack on Linux and
* have to touch the 'hmtx' table
*/
hmtx = "\x01\xF4\x00\x00"; // Fake .notdef
var width = 0, lsb = 0;
for (var i = 0; i < charstrings.length; i++) { for (var i = 0; i < charstrings.length; i++) {
var charstring = charstrings[i].charstring; width = charstrings[i].charstring[0];
var width = charstring[1];
var lsb = charstring[0];
hmtx += string16(width) + string16(lsb); hmtx += string16(width) + string16(lsb);
} }
hmtx = stringToArray(hmtx); hmtx = stringToArray(hmtx);
@ -1314,7 +1318,7 @@ CFF.prototype = {
"hvcurveto": 31, "hvcurveto": 31,
}, },
flattenCharstring: function flattenCharstring(glyph, charstring, subrs) { flattenCharstring: function flattenCharstring(charstring, subrs) {
var i = 0; var i = 0;
while (true) { while (true) {
var obj = charstring[i]; var obj = charstring[i];
@ -1326,7 +1330,7 @@ CFF.prototype = {
case "callsubr": case "callsubr":
var subr = subrs[charstring[i - 1]]; var subr = subrs[charstring[i - 1]];
if (subr.length > 1) { if (subr.length > 1) {
subr = this.flattenCharstring(glyph, subr, subrs); subr = this.flattenCharstring(subr, subrs);
subr.pop(); subr.pop();
charstring.splice(i - 1, 2, subr); charstring.splice(i - 1, 2, subr);
} else { } else {
@ -1420,11 +1424,11 @@ CFF.prototype = {
wrap: function wrap(name, charstrings, subrs, properties) { wrap: function wrap(name, charstrings, subrs, properties) {
// Starts the conversion of the Type1 charstrings to Type2 // Starts the conversion of the Type1 charstrings to Type2
var glyphs = charstrings.slice(); var glyphs = [];
var glyphsCount = glyphs.length; var glyphsCount = charstrings.length;
for (var i = 0; i < glyphs.length; i++) { for (var i = 0; i < glyphsCount; i++) {
var charstring = glyphs[i]; var charstring = charstrings[i].charstring;
glyphs[i] = this.flattenCharstring(charstring.glyph, charstring.charstring, subrs); glyphs.push(this.flattenCharstring(charstring.slice(), subrs));
} }
// Create a CFF font data // Create a CFF font data