- text
- The text to measure. Cannot be null.
- measureForwards
- If true, measure forwards, starting with the first character in the string. Otherwise, measure backwards, starting with the last character in the string.
- maxWidth
- The maximum width to accumulate.
- measuredWidth
- Optional. If not null, returns the actual width measured.
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Measure the text, stopping early if the measured width exceeds maxWidth. Return the number of chars that were measured, and if measuredWidth is not null, return in it the actual width measured.