ARROWR Adds/edits an arrow object
ho=arrowr(sp,yp,headlength,headangle,linewidth,colour,linestyle)
- will create an arrow object on the current axis
sp - start point (=[x y])
fp - finish point (=[x y])
headlength - length of arrow head (inches)
(optional param, default 0.1)
headangle - angle of arrow head
(optional param, default=7, pi/5)
linewidth - width of main body of arrow
(optional param, default=1)
colour - colour of arrow
(optional param, default [0 0 0]
linestyle - linestyle of arrow line
(optional param, default "-")
e.g. to create an arrow
arrowr([-.1 -.15],[0.6 -.15],0.1,10,1,[0 0 0],'-');
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Modified by: `-==-´ Md Rezaul Karim, 2004
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