@interface CHBString : NSObject
+ (unsigned long long)edFontIndexForXlChartTextFrame:(void *)a0 state:(id)a1;
+ (id)edRunsFromXlChartTextFrame:(const void *)a0 state:(id)a1;
+ (id)edStringFromXlChartTextFrame:(const void *)a0 state:(id)a1;
+ (id)nsStringWithHandlingMultilevelCategoryDataFromOCText:(const struct OcText { void /* function */ **x0; int x1; unsigned int x2; unsigned int x3; unsigned int x4; char *x5; char *x6; BOOL x7; } *)a0 chdFormula:(id)a1 state:(id)a2;
@end