#
# Combine dot/dash, linecolor, and arrowstyle demos into a single file.
# Demonstrate explicit choice of both dot/dash pattern (linetype) 
# and color (linecolor).
#
set termoption dash

set xrange [-0.5:3.5]
set yrange [-1:1.4]
set bmargin 7
unset ytics
unset xtics
#
set title "Independent colors and dot/dash styles"
unset colorbox
#
# reset linetypes to base dash patterns
#
set for [i=1:5] linetype i dt i

#
# define line styles using explicit rgbcolor names
#
set style line 1 lt 2 lc rgb "red" lw 3
set style line 2 lt 2 lc rgb "orange" lw 2
set style line 3 lt 2 lc rgb "yellow" lw 3
set style line 4 lt 2 lc rgb "green" lw 2

#
set label 1 'set style line 1 lt 2 lc rgb "red" lw 3'    at -0.4, -0.25 tc rgb "red"
set label 2 'set style line 2 lt 2 lc rgb "orange" lw 2' at -0.4, -0.35 tc rgb "orange"
set label 3 'set style line 3 lt 2 lc rgb "yellow" lw 3' at -0.4, -0.45 tc rgb "yellow"
set label 4 'set style line 4 lt 2 lc rgb "green" lw 2'  at -0.4, -0.55 tc rgb "green"
set label 5 'plot ... lt 1 lc 3 ' at -0.4, -0.65 tc lt 3
set label 6 'plot ... lt 3 lc 3 ' at -0.4, -0.75 tc lt 3
set label 7 'plot ... lt 5 lc 3 ' at -0.4, -0.85 tc lt 3
#
set xlabel "You will only see dashed lines if your current terminal setting permits it"
#
show style line
#
# draw some plots
#
plot cos(x)     ls 1 title 'ls 1',   \
     cos(x-.2)  ls 2 title 'ls 2',\
     cos(x-.4)  ls 3 title 'ls 3',\
     cos(x-.6)  ls 4 title 'ls 4', \
     cos(x-.8)  lt 1 lc 3 title 'lt 1 lc 3',  \
     cos(x-1.)  lt 3 lc 3 title 'lt 3 lc 3',  \
     cos(x-1.2) lt 5 lc 3 title 'lt 5 lc 3'

#

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unset for [i=1:8] label i
set title "The pointinterval property is another way to create interrupted lines"
set xlabel "This technique works best for equally spaced data points"
set bmargin 6
set offset .05, .05
set xrange [-0.5:3.3]
set style func linespoints

plot cos(x)     lt -1 pi -4 pt 6 title 'pi -4',   \
     cos(x-.8)  lt -1 pi -3 pt 7 ps 0.2 title 'pi -3 pt 7 ps 0.2',  \
     cos(x-.2)  lt -1 pi -6 pt 7 title 'pi -6',\
     cos(x-.4)  lt -1 pi -3 pt 4 title 'pi -3',\
     cos(x-.6)  lt -1 pi -5 pt 5 title 'pi -5', \
     cos(x-1.)  with line lt -1 notitle,  \
     cos(x+.2)  with line lt -1 lw 2 title 'lw 2'

#

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set title "The pointinterval property also works with character point symbols"
set style data linespoints
set pointintervalbox 1.5
unset xlabel
myencoding = GPVAL_ENCODING
set encoding utf8

plot '+' using 1:(cos(x-1.))  with line lt -1 lw 1 title 'lw 1',  \
     '+' using 1:(cos(x))     lt -1 pi -4 pt "C" title 'pi -4',   \
     '+' using 1:(cos(x-.8))  lt -1 pi -3 pt "D" title 'pi -3 pt "D"',  \
     '+' using 1:(cos(x-.2))  lt -1 pi -6 pt "✠" tc rgb "blue" title 'pi -6 tc rgb "blue"',\
     '+' using 1:(cos(x-.4))  lt -1 pi -3 pt "✲" title 'pi -3',\
     '+' using 1:(cos(x-.6))  lt -1 pi -5 pt "☺" title 'pi -5', \
     '+' using 1:(cos(x+.2))  with line lt -1 lw 2 title 'lw 2'


Click here for minimal script to generate this plot

set encoding myencoding

set xrange [-1000:1000]
set yrange [-178:86]
set tics scale 0

set style line 1 lt 1 lw 2
set style line 2 lt 1 lc rgb "skyblue" lw 2

set style arrow 1 head filled size screen 0.025,30,45 ls 1
set style arrow 2 head nofilled size screen 0.03,15 ls 2
set style arrow 3 head filled size screen 0.03,15,45 ls 1
set style arrow 4 head filled size screen 0.03,15 ls 2
set style arrow 5 heads filled size screen 0.03,15,135 ls 1
set style arrow 6 head empty size screen 0.03,15,135 ls 2
set style arrow 7 nohead ls 1
set style arrow 8 heads size screen 0.008,90 ls 2

print ' We have defined the following arrowstyles:'
show style arrow

set arrow from -500,-100 to 500,-100 as 1
set arrow from -500,-110 to 500,-110 as 2
set arrow from -500,-120 to 500,-120 as 3
set arrow from -500,-130 to 500,-130 as 4
set arrow from -500,-140 to 500,-140 as 5
set arrow from -500,-150 to 500,-150 as 6
set arrow from -500,-160 to 500,-160 as 7
set arrow from -500,-170 to 500,-170 as 8

set label 'arrowstyle 1:' at -520,-100 right
set label 'arrowstyle 2:' at -520,-110 right
set label 'arrowstyle 3:' at -520,-120 right
set label 'arrowstyle 4:' at -520,-130 right
set label 'arrowstyle 5:' at -520,-140 right
set label 'arrowstyle 6:' at -520,-150 right
set label 'arrowstyle 7:' at -520,-160 right
set label 'arrowstyle 8:' at -520,-170 right

set title 'Top: plot with vectors arrowstyle 1, Bottom: explicit arrows'
plot 'arrowstyle.dat' using 1:2:(0):3 notitle with vectors arrowstyle 3

Click here for minimal script to generate this plot