// 19 february 2018 // attribute.c extern uiAttribute *uiprivAttributeRetain(uiAttribute *a); extern void uiprivAttributeRelease(uiAttribute *a); extern int uiprivAttributeEqual(const uiAttribute *a, const uiAttribute *b); // opentype.c extern int uiprivOpenTypeFeaturesEqual(const uiOpenTypeFeatures *a, const uiOpenTypeFeatures *b); // attrlist.c typedef struct uiprivAttrList uiprivAttrList; extern uiprivAttrList *uiprivNewAttrList(void); extern void uiprivFreeAttrList(uiprivAttrList *alist); extern void uiprivAttrListInsertAttribute(uiprivAttrList *alist, uiAttribute *val, size_t start, size_t end); extern void uiprivAttrListInsertCharactersUnattributed(uiprivAttrList *alist, size_t start, size_t count); extern void uiprivAttrListInsertCharactersExtendingAttributes(uiprivAttrList *alist, size_t start, size_t count); extern void uiprivAttrListRemoveAttribute(uiprivAttrList *alist, uiAttribute type, size_t start, size_t end); extern void uiprivAttrListRemoveAttributes(uiprivAttrList *alist, size_t start, size_t end); extern void uiprivAttrListRemoveCharacters(uiprivAttrList *alist, size_t start, size_t end); extern void uiprivAttrListForEach(const uiprivAttrList *alist, const uiAttributedString *s, uiAttributedStringForEachAttributeFunc f, void *data); // attrstr.c extern const uint16_t *uiprivAttributedStringUTF16String(uiAttributedString *s); extern size_t uiprivAttributedStringUTF16Len(uiAttributedString *s); extern size_t uiprivAttributedStringUTF8ToUTF16(uiAttributedString *s, size_t n); extern size_t *uiprivAttributedStringCopyUTF8ToUTF16Table(uiAttributedString *s, size_t *n); extern size_t *uiprivAttributedStringCopyUTF16ToUTF8Table(uiAttributedString *s, size_t *n); // per-OS graphemes.c/graphemes.cpp/graphemes.m/etc. struct graphemes { size_t len; size_t *pointsToGraphemes; size_t *graphemesToPoints; }; extern int uiprivGraphemesTakesUTF16(void); extern struct graphemes *uiprivNewGraphemes(void *s, size_t len);