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Filled notdef in the cmap table

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This commit is contained in:
Vivien Nicolas 2011-06-28 13:06:31 +02:00
parent a56e5ade22
commit bfe0356533
1 changed files with 11 additions and 38 deletions
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49
fonts.js
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@ -182,11 +182,7 @@ var Font = (function () {
return array;
};
function string16(value, signed) {
if (signed) {
value ^= 0xffff;
value += 1;
}
function string16(value) {
return String.fromCharCode((value >> 8) & 0xff) +
String.fromCharCode(value & 0xff);
};
@ -275,6 +271,7 @@ var Font = (function () {
};
function createCMapTable(glyphs) {
glyphs.push({unicode: 0x000});
var ranges = getRanges(glyphs);
var headerSize = (12 * 2 + (ranges.length * 4 * 2));
@ -308,7 +305,7 @@ var Font = (function () {
var range = ranges[i];
var start = range[0];
var end = range[1];
var delta = (((start - 1) - bias) ^ 0xffff) + 1;
var delta = (((start - 1) - bias) ^ 0xffff);
bias += (end - start + 1);
startCount += string16(start);
@ -734,21 +731,18 @@ var Font = (function () {
* 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
hmtx = "\x00\x00\x00\x00"; // Fake .notdef
var width = 0, lsb = 0;
for (var i = 0; i < charstrings.length; i++) {
var charstring = charstrings[i];
if (fontCount == 9) {
log(charstring.glyph + "::" + charstring.width + "::" + charstring.lsb);
}
hmtx += string16(charstring.width) + string16(charstring.lsb, true);
hmtx += string16(charstring.width) + string16(0);
}
hmtx = stringToArray(hmtx);
createTableEntry(otf, offsets, "hmtx", hmtx);
/** MAXP */
maxp = "\x00\x00\x50\x00" + // Version number
string16(charstrings.length + 1); // Num of glyphs (+1 to pass the sanitizer...)
string16(charstrings.length + 1); // Num of glyphs
maxp = stringToArray(maxp);
createTableEntry(otf, offsets, "maxp", maxp);
@ -1050,35 +1044,14 @@ var Type1Parser = function() {
command = charStringDictionary["12"][escape];
} else {
// TODO Clean this code
Gindex = Gindex || 1;
if (value == 13) {
width = charstring[1];
lsb = charstring[0];
//charstring.push(lsb, "hmoveto");
charstring.push(lsb, "hmoveto");
charstring.splice(0, 1);
used = true;
continue;
} else if (!used && lsb && value == 1) { // hstem
charstring[Gindex] += lsb;
used = true;
} else if (!used && lsb && value == 22) { // hmoveto
error("hmoveto: " + charstring[Gindex]);
charstring[Gindex] += lsb;
used = true;
} else if (!used && lsb && value == 14) { // enchar
log(glyph);
var p = charstring[Gindex];
if (IsNum(p)) {
charstring[Gindex] += lsb;
} else {
charstring.splice(Gindex + 1, 0, lsb);
}
used = true;
}
var Gindex = charstring.length;
command = charStringDictionary[value];
}
@ -1107,9 +1080,6 @@ var Type1Parser = function() {
charstring.push(value);
}
if (!used && lsb)
error("lsb has not been reported in " + fontName + " for charstring: " + charstring);
return { charstring: charstring, width: width, lsb: lsb };
};
@ -1366,6 +1336,9 @@ CFF.prototype = {
var i = 0;
while (true) {
var obj = charstring[i];
if (obj == undefined) {
error("unknow charstring command for " + i + " in " + charstring);
}
if (obj.charAt) {
switch (obj) {
case "endchar":
@ -1379,7 +1352,7 @@ CFF.prototype = {
} else if (command.charAt) {
var cmd = this.commandsMap[command];
if (!cmd)
error(command);
error("Unknow command: " + command);
if (IsArray(cmd)) {
charstring.splice(j, 1, cmd[0], cmd[1]);