! Example of spider plot.
! Author: Francois Tonneau

size 12 8

set font ss

include pole.gle

begin graph
    data "spider.dat" d1=c2,c4 d2=c2,c5
    axis off
end graph

myred$ = "#cd5c5c"
myblue$ = "#005d67"

wheelcenter pagewidth()/2 pageheight()/2
wheeldims 0.8 3.2
wheelvalues 0 100
startangles at 90 going clockwise

fillcloth "#f0edda"
set color gray10 lwidth 0.02 lstyle 22
drawsomerings 25 50 75

set lstyle 1
drawrays from 0 to 360 by 15 no last
drawclothcontour

drawpolarline d1 myred$ close end
drawpolarline d2 myblue$ close end

drawpolarpoints d1 color myred$ marker fcircle msize 0.1
drawpolarpoints d2 color myblue$ marker fcircle msize 0.1

set color gray70 hei 0.20

tagstyle just cc format "fix 0 append %"
writetags at 352 from 0 to 100 by 50

set color gray70 hei 0.25

labelstyle dist 0.4 just textual
writelabelsfrom "spider.dat"

set just cc
movepp 16 180
write 2016
movepp 71 195
write 2015