The knob’s momentum is enabled (so you can throw it), but you can, of course, switch this off.
# Disable momentum
slider.knob.draggable.momentum = no
knobSize property sets both the width and height of the knob (like
size on any other layer).
But if you don’t want a round or square knob you can always set
Normally you have to tap on the slider (or drag the button) for it to react, but you can expand this ‘hit area’ by giving a value to the property of the same name, like this:
# a slider with a bigger hit area
slider = new SliderComponent