You can find documentation here.
Based on your requirement you can try according option.
to ellipsize, a neologism, means to shorten text using an ellipsis, i.e. three dots ...
or more commonly ligature …
, to stand in for the omitted bits.
Say original value pf text view is aaabbbccc and its fitting inside the view
start
‘s output will be : …bccc
end
‘s output will be : aaab…
middle
‘s output will be : aa…cc
marquee
‘s output will be : aaabbbccc auto sliding from right to left