Function RichTextLabel.percentVisible
The range of characters to display, as a double between 0.0 and 1.0. When assigned an out of range value, it's the same as assigning 1.0.
Note: Setting this property updates visibleCharacters based on current getTotalCharacterCount.
double percentVisible() nothrow @property @nogc;
void percentVisible
(
double v
) nothrow @property @nogc;