unscaledAscent property Null safety
final
The rise from the baseline as calculated from the font and style for this line
ignoring the TextStyle.height.
The unscaledAscent is provided as a positive value, even though it is typically defined in fonts as negative. This is to ensure the signage of operations with these metrics directly reflects the intended signage of the value.
Implementation
final double unscaledAscent;