Possible to truncate beginning of wide_msg?

[1Dragoon]

I'm wanting to have wide_msg truncate the beginning of the string rather than the end of the string.

So basically if we use this sentence as an example, truncating to 40 characters:

an example, truncating to 40 characters:

As opposed to the existing behavior:

So basically if we use this sentence as 

I tried to find a way to determine what the current width of wide_msg is so I could manually do this, but I didn't see any obvious public exposure of it.

[djc]

Yeah, this currently can't be done. We could maybe do this by changing truncation to take the alignment flag into account.

[djc]

#402 should make this possible.