would also require to draw a self loop for a node in a canvas,i.e, an edge that will start and end in the same node showing a small loop.

Isn't that simply a circle? See Tk::Canvas createOval().

With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

The start of some sanity?

In reply to Re^5: How to draw a curved arrow in perl Tk canvas ? by BrowserUk
in thread How to draw a curved arrow in perl Tk canvas ? by KuntalBhusan

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