height(at:)
Retrieves the height of an individual pin on the braille display.
Declaration
func height(at point: CGPoint) -> FloatParameters
- point:
The location of the pin to retrieve the height for. The bottom-left of the display is at
{ 0,0 }, and the top-right of the display is at{ dimensions.width - 1, dimensions.height - 1}.
Return Value
A floating-point number between 0.0 and 1.0 that specifies the height of the pin. A value of 0.0 indicates that the pin is completely lowered, and a value of 1.0 indicates that the pin is completely raised.