setPreviousRange

Fetches the previous consecutive range of elements in set that are greater than current value of last.

Set first to #HB_SET_VALUE_INVALID to get started.

Parameters

set harfbuzz.set.Set

A set

first harfbuzz.types.Codepoint

Input = The current first code point in the range

last harfbuzz.types.Codepoint

The last code point in the range

Return Value

Type: harfbuzz.types.Bool

true if there was a previous range, false otherwise