class Fusuma::Plugin::Detectors::PinchDetector::Quantity
quantity of gesture
def calc
def calc if @target > @base @target / @base else @base / @target end end
def initialize(target:, base:)
def initialize(target:, base:) @target = target.to_f @base = base.to_f end
def to_f
def to_f calc.to_f end