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#
# Illustrate uses of plotting with a watchpoint set
#
if (!strstrt(GPVAL_COMPILE_OPTIONS, "+WATCHPOINTS")) {
print "This copy of gnuplot does not support watchpoints"
exit # return to caller
}
# watchpoints are only active on plots "with lines" or "with linespoints"
#
set style data lines
set key left Left reverse title " "
set border lw 1.2
set tics nomirror
set y2tics 0.25
set link y2
set multiplot
set title "Use watchpoints to find threshold values on a smoothed curve"
plot 'moli3.dat' using 0:(abs($2)*sin($0/6.)**2) smooth cnormal lt -1 lw 2 \
watch y=.25 watch y=.50 watch y=.75 \
title "plot FOO smooth cnormal\n watch y=.25 watch y=.50 watch y=.75"
set obj 1 rect from real(WATCH_1[1]), imag(WATCH_1[1]) to graph 2, graph -2
set obj 1 fs empty bo lc "red"
set obj 2 rect from real(WATCH_2[1]), imag(WATCH_2[1]) to graph 2, graph -2
set obj 2 fs empty bo lc "blue"
set obj 3 rect from real(WATCH_3[1]), imag(WATCH_3[1]) to graph 2, graph -2
set obj 3 fs empty bo lc "forest-green"
replot
unset multiplot
show watchpoints
pause -1 "<cr> to continue"
set title "Same plot with auto-generated watchpoint hit labels"
set style watchpoint label boxed
set style watchpoint label right point pt 7 offset -1,0.5
set style textbox opaque margin 0,0 lw 0.5
replot
pause -1 "<cr> to continue"
reset
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