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Prevent trying to map characters to the specials unicode block in adjustMapping (issue 4650)

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Jonas Jenwald 2014-04-28 20:09:00 +02:00
parent 32a327b55b
commit 747dec16b2
4 changed files with 12 additions and 0 deletions
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src/core/fonts.js
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@ -2459,6 +2459,8 @@ var Font = (function FontClosure() {
fontCharCode === 0x7F || // Control char
fontCharCode === 0xAD || // Soft hyphen
(fontCharCode >= 0x80 && fontCharCode <= 0x9F) || // Control chars
// Prevent drawing characters in the specials unicode block.
(fontCharCode >= 0xFFF0 && fontCharCode <= 0xFFFF) ||
(isSymbolic && isIdentityUnicode)) &&
nextAvailableFontCharCode <= PRIVATE_USE_OFFSET_END) { // Room left.
// Loop to try and find a free spot in the private use area.