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##Arrows to the same entity
##arrow self same entity rounded bevel radius horizontal entity space hspace
##The line.corner and line.radius attributes can be used to govern how a->a arrows look like. Setting just the radius implies 'line.corner=round'.##Use the 'side' attribute to specify which side of the entity you want the arrow.##You can use the hspace command to force entities further apart.
{
A->A: Radius=10 [line.radius=10];
A->A: Radius=5 [line.radius=5];
A->A: Radius=0 [line.radius=0];
} {
B->B: Bevel [line.corner=bevel];
B->B: None [line.corner=none];
B->B: Radius=-1 [line.radius=-1];
} {
C->C: default;
C->C: left [side=left];
C->C: right [side=right];
};
hspace A-B 150;
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