title: how to customize android calender view with highlight today date
body: <p>hi i am working on android and my project requirement need android calender view with highlighted today date and what ever user selected date can pick and no limit for date range and i am excepted output like a below screen shot and i have try some sample code but,doesn't work can you any sample api or customize calender view with highlighted today date.</p>
  
  <p><img src="https://i.stack.imgur.com/kQX1F.png" alt="enter image description here"></p>
  
  <p>can you help me how to do this like above screen shot and screen shot taken from google calender app now available on playshop.</p>