Re: Each x-th element an x-label and boxes with labels

[Ethan M. <merritt@u.washington.edu>]

On Tuesday 27 January 2009 17:06:20 SteppXXL wrote:
> 
> Hello there
> 
> I got following
> 
> 
> set data style boxes
> 
> set boxwidth 0.9
> set style fill solid 1.0
> 
> set xrange [-1:]
> set yrange [0:]
> 
> set xtics ("5" 0*6, "10" 1*6, "15" 2*6)
> 
> plot 	"data" using ($0):($3) linetype 1, \
> 	"" using ($0):($5>=0 ? $3 : 0) linetype 2
> 
> pause -1 "Hit return to continue"
> 
> 
> with data
> 
> 5	1	32	914	2 classe(s), 1 transition(s)
> 5	2	16	922	2 classe(s), 1 transition(s)
> 5	3	8	1544	137 classe(s), 39 transition(s)
> 5	4	8	888	1 classe(s), 0 transition(s)
> 5	5	16	903	1 classe(s), 0 transition(s)
> 5	6	16	1139	
> 10	1	32	1011	2 classe(s), 1 transition(s)
> 10	2	16	1003	1 classe(s), 0 transition(s)
> 10	3	32	1080	4 classe(s), 4 transition(s)
> 10	4	64	1047	4 classe(s), 3 transition(s)
> 10	5	128	1022	
> 10	6	128	1011	1 classe(s), 0 transition(s)
> 15	1	256	1182	3 classe(s), 3 transition(s)
> 15	2	128	1393	10 classe(s), 19 transition(s)
> 15	3	256	1131	
> 15	4	128	1336	8 classe(s), 16 transition(s)
> 15	5	64	1084	2 classe(s), 1 transition(s)
> 15	6	32	1144	3 classe(s), 2 transition(s)
> 
> 
> Now I urgently need to label the x-axis as written above but dynamical:
> At each 6-th element I need a label at x-axis namely the first column. So
> how to say something like
> 
> 
> plot 	"data" using ($0):($3):xtic(if $2==1 : $1 else "") linetype 1

  plot "data" using 0:3:xtic( column(2)==1 ? stringcolumn(1) : "" )


> Everytime the second column has the value 1 the x-axis shall get the value
> from corresponding value in column $1.
> 
> My little example 'set xtics ("5" 0*6, "10" 1*6, "15" 2*6)' is possible
> because I view just a little range. The real datums will go until 10,000 !
> If it's possible by a for-loop just tell me. I did not find something.
> 
> 
> My 2nd question: How to get the boxes labelled? For example each box shall
> contain the number of 4th column (in or over it).

   See 5th plot in demo
   http://gnuplot.sourceforge.net/demo_4.3/datastrings.html


> 
> Regards
> Stepp
> 
> //edit
> I'm wondering:
> 
> 	"" using ($0):($2==1 ? 10 : 0):xtic($2==1 ? "1" : "")
> 
> This works but I don't need the string "1" but column 1 or $1.
> But
> 	"" using ($0):($2==1 ? 10 : 0):xtic($2==1 ? 1 : "")
> or
> 	"" using ($0):($2==1 ? 10 : 0):xtic($2==1 ? $1 : "")
> => 
> Tic label does not evaluate as string!
> 
> And most strange
> 
> 	"" using ($0):($2==1 ? 10 : 0):xtic(2==1 ? 1 : 2)
> 
> compares whether col 2 equal col 1, if yes so label with col 1 else label
> with col 2.
> Without any '$'s it only deals with columns. 
> -- 
> View this message in context: http://www.nabble.com/Each-x-th-element-an-x-label-and-boxes-with-labels-tp21697428p21697428.html
> Sent from the Gnuplot - Dev mailing list archive at Nabble.com.
> 
> 
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-- 
Ethan A Merritt
Biomolecular Structure Center
University of Washington, Seattle 98195-7742