package Ġcom . inst ac art . formula . stop watch Ċ Ċ import Ġandroid . view . ViewGroup Ċ import Ġandroid . widget . Button Ċ import Ġandroid . widget . TextView Ċ import Ġcom . inst ac art . formula . Renderer Ċ import Ġcom . inst ac art . formula . Render View Ċ Ċ class ĠStop watch Render View ( root : ĠViewGroup ) Ġ: ĠRender View < Stop watch Render Model > Ġ{ ĊĠĠĠ Ġprivate Ġval Ġtime Passed : ĠTextView Ġ= Ġroot . findViewById ( R . id . time _ passed _ text _ view ) ĊĊĠĠĠ Ġoverride Ġval Ġrender : ĠRenderer < Stop watch Render Model > Ġ= ĠRenderer Ġ{ Ġmodel Ġ-> ĊĠĠĠĠĠĠĠ Ġtime Passed . text Ġ= Ġmodel . time Passed ĊĠĠĠ Ġ} Ċ } Ċ