# set terminal pngcairo  background "#ffffff" enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'varcolor.5.png'
set boxwidth 0.2 absolute
unset key
set style data lines
set title "variable color using 'lc rgb variable'" 
set xrange [ 0.00000 : 11.0000 ] noreverse nowriteback
set yrange [ -4.00000 : 10.0000 ] noreverse nowriteback
by3(x) = (((int(x)%3)+1)/6.)
by4(x) = (((int(x)%4)+1)/7.)
rgbfudge(x) = x*51*32768 + (11-x)*51*128 + int(abs(5.5-x)*510/9.)
GPFUN_by3 = "by3(x) = (((int(x)%3)+1)/6.)"
GPFUN_by4 = "by4(x) = (((int(x)%4)+1)/7.)"
GPFUN_rgbfudge = "rgbfudge(x) = x*51*32768 + (11-x)*51*128 + int(abs(5.5-x)*510/9.)"
plot 'candlesticks.dat' using 1:(1):(rgbfudge($1)) with points pt 11 lc rgb var,      '' using 1:2:(.1):(rgbfudge($1)) with circles lc rgb var,      '' using 1:3:2:6:5:(rgbfudge($1)) with candlesticks lc rgb var,      '' using ($1+.3):3:2:6:5:(rgbfudge($1)) with financebars lc rgb var,      '' using 1:(8):(by3($0)):(by4($0)):(rgbfudge($1)) with boxxy lc rgb var fs solid,      '' using 1:(-$2/2):(rgbfudge($1)) with boxes lc rgb var