`tdialcontroller`
pl	ro	options
pl	ro	color
pl	ro	widthmm
pl	ro	direction
pl	ro	indent1
pl	ro	indent2
pl	ro	start
pl	ro	range
pl	ro	kind
pl	ro	markers
pl	ro	ticks
pl	ro	font
pl	ro	angle

`tcustomdialcontroller`
		options
		visible
		opposite
		sideline
		boxline
		log
		front
		direction
		indent1
		indent2
		fitdist
		start
		shift
		range
		kind
		markers
		ticks
		color
		widthmm
		font
		angle

`tvirtualpersistent`