size 400,400
xrange -10,10
yrange -10,10
linewidth 2
drag xy
# Click arrow(s) to activate 
slider 0,2*pi,300,30,angle degrees,Rotate
slider -5,5*pi,300,30,x display,move in x-direction
slider -10,10*pi,300,30,y display,move in y-direction
arrows red,8,0,0,4,3,0,0,2,4,0,0,-2,4,0,0,-3,-4,0,0,3,-2
