Handle	Object	Storage
1	x > < button	stack of X-limits before zoom in
2	x < > button	
3	x [ ] button	X zoom full limits
4	y > < button	stack of Y-limits before zoom in
5	y < > button	
6	y [ ] button	Y zoom full limits
7	xy > < button	
8	xy < > button	
9	xy [ ] button	
10	<<< button	Pan 'on' or 'off'
11	>>> button	Pan 'on' or 'off'
12	=== button	Pan 'on' or 'off'
13	<- button	Pan 'on' or 'off'
14	-> button	Pan 'on' or 'off'
15	'Q' button	
16	'T' button	Toggable line handles
17	'S' button	'zoomed' line handle
18	x - - edit	'zoomed' axes handle
19	y - - text	'zoomed' axes handle
20	delta edit	'zoomed' axes handle
21	delta text	'zoomed' axes handle
22	x - . edit	'zoomed' axes handle
23	x - . text	'zoomed' axes handle
24	- - vertical cursor line (1001)	
25	- - horiz cursor line (1002)	
26	- . vertical cursor line (2001)	
27	- . horiz cursor line (2002)	
28		xfactor
29		xmin inside current limits
30		xmax inside current limits
31		ymin inside current limits
32		ymax inside current limits
33		min(x)
34		max(x)
35		min(y)
36		max(y)
