TextStyle({Color? color, TextDecoration? decoration, Color? decorationColor, TextDecorationStyle? decorationStyle, double? decorationThickness, FontWeight? fontWeight, FontStyle? fontStyle, TextBaseline? textBaseline, String? fontFamily, List<String>? fontFamilyFallback, double? fontSize, double? letterSpacing, double? wordSpacing, double? height, TextLeadingDistribution? leadingDistribution, Locale? locale, Paint? background, Paint? foreground, List<Shadow>? shadows, List<FontFeature>? fontFeatures, List<FontVariation>? fontVariations})
Creates a new TextStyle object.