Use the Text components Flutter

Add the following tags under the dart file
new Text(
  'I am this test'
   style: TextStyle(
       color:const Color(0xffffff00),
     decoration: TextDecoration.lineThrough, // do not display decorative lines
     decoratio style: TextDecorationStyle.wavy,
       decorationColor: Colors.red,
     fontSize: 15.0,
     fontStyle: FontStyle.italic,
     fontFamily:'',
     fontWeight: FontWeight.w100,
   ),
  // between the paragraph style
  strutStyle: StrutStyle(
      fontSize: 25.0,
    height: 2,
    leading: 2.0,
    fontWeight: FontWeight.w100,
    fontStyle: FontStyle.normal,
    forceStrutHeight:true,
  ),
),