bool Character::isCJKIdeographOrSymbol(UChar32 c)
{
// Likely common case
if (c < 0x2C7)
return false;
// Hash lookup for isolated symbols (those not part of a contiguous range)
static HashSet<UChar32>* cjkIsolatedSymbols = 0;
if (!cjkIsolatedSymbols) {
cjkIsolatedSymbols = new HashSet<UChar32>();
for (size_t i = 0; i < WTF_ARRAY_LENGTH(cjkIsolatedSymbolsArray); ++i)
cjkIsolatedSymbols->add(cjkIsolatedSymbolsArray[i]);
}
if (cjkIsolatedSymbols->contains(c))
return true;
if (isCJKIdeograph(c))
return true;
static const UChar32 cjkSymbolRanges[] = {
0x2156, 0x215A,
0x2160, 0x216B,
0x2170, 0x217B,
0x23BE, 0x23CC,
0x2460, 0x2492,
0x249C, 0x24FF,
0x25CE, 0x25D3,
0x25E2, 0x25E6,
0x2600, 0x2603,
0x2660, 0x266F,
0x2672, 0x267D,
0x2776, 0x277F,
// Ideographic Description Characters, with CJK Symbols and Punctuation, excluding 0x3030.
// Then Hiragana 0x3040 .. 0x309F, Katakana 0x30A0 .. 0x30FF, Bopomofo 0x3100 .. 0x312F
0x2FF0, 0x302F,
0x3031, 0x312F,
// More Bopomofo and Bopomofo Extended 0x31A0 .. 0x31BF
0x3190, 0x31BF,
// Enclosed CJK Letters and Months (0x3200 .. 0x32FF).
// CJK Compatibility (0x3300 .. 0x33FF).
0x3200, 0x33FF,
0xF860, 0xF862,
// CJK Compatibility Forms.
0xFE30, 0xFE4F,
// Halfwidth and Fullwidth Forms
// Usually only used in CJK
0xFF00, 0xFF0C,
0xFF0E, 0xFF1A,
0xFF1F, 0xFFEF,
// Emoji.
0x1F110, 0x1F129,
0x1F130, 0x1F149,
0x1F150, 0x1F169,
0x1F170, 0x1F189,
0x1F200, 0x1F6FF
};
return valueInIntervalList(cjkSymbolRanges, c);
}
bool Font::isCJKIdeographOrSymbol(UChar32 c)
{
// 0x2C7 Caron, Mandarin Chinese 3rd Tone
// 0x2CA Modifier Letter Acute Accent, Mandarin Chinese 2nd Tone
// 0x2CB Modifier Letter Grave Access, Mandarin Chinese 4th Tone
// 0x2D9 Dot Above, Mandarin Chinese 5th Tone
if ((c == 0x2C7) || (c == 0x2CA) || (c == 0x2CB) || (c == 0x2D9))
return true;
// Ideographic Description Characters.
if (c >= 0x2FF0 && c <= 0x2FFF)
return true;
// CJK Symbols and Punctuation.
if (c >= 0x3000 && c <= 0x303F)
return true;
// Hiragana
if (c >= 0x3040 && c <= 0x309F)
return true;
// Katakana
if (c >= 0x30A0 && c <= 0x30FF)
return true;
// Bopomofo
if (c >= 0x3100 && c <= 0x312F)
return true;
// Bopomofo Extended
if (c >= 0x31A0 && c <= 0x31BF)
return true;
// Enclosed CJK Letters and Months.
if (c >= 0x3200 && c <= 0x32FF)
return true;
// CJK Compatibility.
if (c >= 0x3300 && c <= 0x33FF)
return true;
// CJK Compatibility Forms.
if (c >= 0xFE30 && c <= 0xFE4F)
return true;
// Halfwidth and Fullwidth Forms
// Usually only used in CJK
if (c >= 0xFF00 && c <= 0xFFEF)
return true;
// Emoji.
if (c >= 0x1F200 && c <= 0x1F6F)
return true;
return isCJKIdeograph(c);
}
bool Font::isCJKIdeographOrSymbol(UChar32 c)
{
// 0x2C7 Caron, Mandarin Chinese 3rd Tone
// 0x2CA Modifier Letter Acute Accent, Mandarin Chinese 2nd Tone
// 0x2CB Modifier Letter Grave Access, Mandarin Chinese 4th Tone
// 0x2D9 Dot Above, Mandarin Chinese 5th Tone
if ((c == 0x2C7) || (c == 0x2CA) || (c == 0x2CB) || (c == 0x2D9))
return true;
if ((c == 0x2020) || (c == 0x2021) || (c == 0x2030) || (c == 0x203B) || (c == 0x203C)
|| (c == 0x2042) || (c == 0x2047) || (c == 0x2048) || (c == 0x2049) || (c == 0x2051)
|| (c == 0x20DD) || (c == 0x20DE) || (c == 0x2100) || (c == 0x2103) || (c == 0x2105)
|| (c == 0x2109) || (c == 0x210A) || (c == 0x2113) || (c == 0x2116) || (c == 0x2121)
|| (c == 0x212B) || (c == 0x213B) || (c == 0x2150) || (c == 0x2151) || (c == 0x2152))
return true;
if (c >= 0x2156 && c <= 0x215A)
return true;
if (c >= 0x2160 && c <= 0x216B)
return true;
if (c >= 0x2170 && c <= 0x217B)
return true;
if ((c == 0x217F) || (c == 0x2189) || (c == 0x2307) || (c == 0x2312) || (c == 0x23BE) || (c == 0x23BF))
return true;
if (c >= 0x23C0 && c <= 0x23CC)
return true;
if ((c == 0x23CE) || (c == 0x2423))
return true;
if (c >= 0x2460 && c <= 0x2492)
return true;
if (c >= 0x249C && c <= 0x24FF)
return true;
if ((c == 0x25A0) || (c == 0x25A1) || (c == 0x25A2) || (c == 0x25AA) || (c == 0x25AB))
return true;
if ((c == 0x25B1) || (c == 0x25B2) || (c == 0x25B3) || (c == 0x25B6) || (c == 0x25B7) || (c == 0x25BC) || (c == 0x25BD))
return true;
if ((c == 0x25C0) || (c == 0x25C1) || (c == 0x25C6) || (c == 0x25C7) || (c == 0x25C9) || (c == 0x25CB) || (c == 0x25CC))
return true;
if (c >= 0x25CE && c <= 0x25D3)
return true;
if (c >= 0x25E2 && c <= 0x25E6)
return true;
if (c == 0x25EF)
return true;
if (c >= 0x2600 && c <= 0x2603)
return true;
if ((c == 0x2605) || (c == 0x2606) || (c == 0x260E) || (c == 0x2616) || (c == 0x2617) || (c == 0x2640) || (c == 0x2642))
return true;
if (c >= 0x2660 && c <= 0x266F)
return true;
if (c >= 0x2672 && c <= 0x267D)
return true;
if ((c == 0x26A0) || (c == 0x26BD) || (c == 0x26BE) || (c == 0x2713) || (c == 0x271A) || (c == 0x273F) || (c == 0x2740) || (c == 0x2756))
return true;
if (c >= 0x2776 && c <= 0x277F)
return true;
if (c == 0x2B1A)
return true;
// Ideographic Description Characters.
if (c >= 0x2FF0 && c <= 0x2FFF)
return true;
// CJK Symbols and Punctuation, excluding 0x3030.
if (c >= 0x3000 && c < 0x3030)
return true;
if (c > 0x3030 && c <= 0x303F)
return true;
// Hiragana
if (c >= 0x3040 && c <= 0x309F)
return true;
// Katakana
if (c >= 0x30A0 && c <= 0x30FF)
return true;
// Bopomofo
if (c >= 0x3100 && c <= 0x312F)
return true;
if (c >= 0x3190 && c <= 0x319F)
return true;
// Bopomofo Extended
if (c >= 0x31A0 && c <= 0x31BF)
return true;
// Enclosed CJK Letters and Months.
if (c >= 0x3200 && c <= 0x32FF)
return true;
// CJK Compatibility.
if (c >= 0x3300 && c <= 0x33FF)
return true;
if (c >= 0xF860 && c <= 0xF862)
return true;
// CJK Compatibility Forms.
if (c >= 0xFE30 && c <= 0xFE4F)
return true;
if ((c == 0xFE10) || (c == 0xFE11) || (c == 0xFE12) || (c == 0xFE19))
return true;
if ((c == 0xFF0D) || (c == 0xFF1B) || (c == 0xFF1C) || (c == 0xFF1E))
return false;
// Halfwidth and Fullwidth Forms
// Usually only used in CJK
if (c >= 0xFF00 && c <= 0xFFEF)
return true;
// Emoji.
if (c == 0x1F100)
return true;
if (c >= 0x1F110 && c <= 0x1F129)
return true;
if (c >= 0x1F130 && c <= 0x1F149)
return true;
if (c >= 0x1F150 && c <= 0x1F169)
return true;
if (c >= 0x1F170 && c <= 0x1F189)
return true;
if (c >= 0x1F200 && c <= 0x1F6F)
return true;
return isCJKIdeograph(c);
}
