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Add emoji presentation API

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wolfbeast 2018-05-09 15:18:14 +02:00 • committed by Roy Tam
commit 33a4b11c98
1 changed files with 19 additions and 0 deletions
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19
intl/unicharutil/util/nsUnicodeProperties.h
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@ -54,6 +54,12 @@ enum XidmodType {
XIDMOD_NOT_CHARS
};
enum EmojiPresentation {
TextOnly = 0,
TextDefault = 1,
EmojiDefault = 2
};
// ICU is available, so simply forward to its API
extern const hb_unicode_general_category_t sICUtoHBcategory[];
@ -170,6 +176,19 @@ IsEastAsianWidthFWH(uint32_t aCh)
return false;
}
inline EmojiPresentation
GetEmojiPresentation(uint32_t aCh)
{
if (!u_hasBinaryProperty(aCh, UCHAR_EMOJI)) {
return TextOnly;
}
if (u_hasBinaryProperty(aCh, UCHAR_EMOJI_PRESENTATION)) {
return EmojiDefault;
}
return TextDefault;
}
// returns the simplified Gen Category as defined in nsIUGenCategory
inline nsIUGenCategory::nsUGenCategory GetGenCategory(uint32_t aCh) {
return sDetailedToGeneralCategory[GetGeneralCategory(aCh)];