[英]floating pie() in plotrix package in R (adjusting the opening & closing pattern)
在您的情況下,您可以獲得startpos
的確切值,如下所示:
startpos = (3*pi/2) + #Start at 3*pi/2 (facing generally downward)
(0.2*2*pi/2) #Add half of the angle assigned for smaller value
#Then plot
plot(1:10,ty="n")
floating.pie(3, 8,c(.8, .2), 200 , 1, col=c("maroon","white"), lwd=2, startpos = startpos )
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