headingMedium method
      
Text
headingMedium({ 
    
- Color? color,
 - double? fontSize,
 - FontWeight? fontWeight,
 - FontStyle? fontStyle,
 - double? letterSpacing,
 - double? wordSpacing,
 - TextBaseline? textBaseline,
 - double? height,
 - Locale? locale,
 - Paint? foreground,
 - Paint? background,
 - List<
Shadow> ? shadows, - List<
FontFeature> ? fontFeatures, - TextDecoration? decoration,
 - Color? decorationColor,
 - TextDecorationStyle? decorationStyle,
 - double? decorationThickness,
 - String? fontFamily,
 - List<
String> ? fontFamilyFallback, - String? package,
 - TextOverflow? overflow,
 - TextDecoration? overline,
 - Color? overlineColor,
 - TextDecorationStyle? overlineStyle,
 - double? overlineThickness,
 - TextDecoration? underline,
 - Color? underlineColor,
 - TextDecorationStyle? underlineStyle,
 - double? underlineThickness,
 - TextHeightBehavior? textHeightBehavior,
 
Set the Style to use headlineMedium.
Implementation
Text headingMedium({
  Color? color,
  double? fontSize,
  FontWeight? fontWeight,
  FontStyle? fontStyle,
  double? letterSpacing,
  double? wordSpacing,
  TextBaseline? textBaseline,
  double? height,
  Locale? locale,
  Paint? foreground,
  Paint? background,
  List<Shadow>? shadows,
  List<FontFeature>? fontFeatures,
  TextDecoration? decoration,
  Color? decorationColor,
  TextDecorationStyle? decorationStyle,
  double? decorationThickness,
  String? fontFamily,
  List<String>? fontFamilyFallback,
  String? package,
  TextOverflow? overflow,
  TextDecoration? overline,
  Color? overlineColor,
  TextDecorationStyle? overlineStyle,
  double? overlineThickness,
  TextDecoration? underline,
  Color? underlineColor,
  TextDecorationStyle? underlineStyle,
  double? underlineThickness,
  TextHeightBehavior? textHeightBehavior,
}) {
  TextStyle textStyle = TextStyle(
    color: color,
    fontSize: fontSize,
    fontWeight: fontWeight,
    fontStyle: fontStyle,
    letterSpacing: letterSpacing,
    wordSpacing: wordSpacing,
    textBaseline: textBaseline,
    height: height,
    locale: locale,
    foreground: foreground,
    background: background,
    shadows: shadows,
    fontFeatures: fontFeatures,
    decoration: decoration,
    decorationColor: decorationColor,
    decorationStyle: decorationStyle,
    decorationThickness: decorationThickness,
    fontFamily: fontFamily,
    fontFamilyFallback: fontFamilyFallback,
    package: package,
    overflow: overflow,
  );
  if (style == null) {
    return copyWith(
        style: Theme.of(_context).textTheme.headlineMedium?.merge(textStyle));
  }
  return setStyle(
      Theme.of(_context).textTheme.headlineMedium?.merge(textStyle));
}