FlutterLogo constructor Null safety
Creates a widget that paints the Flutter logo.
The size defaults to the value given by the current IconTheme.
The textColor, style, duration, and curve arguments must not be null.
Implementation
const FlutterLogo({
super.key,
this.size,
this.textColor = const Color(0xFF757575),
this.style = FlutterLogoStyle.markOnly,
this.duration = const Duration(milliseconds: 750),
this.curve = Curves.fastOutSlowIn,
}) : assert(textColor != null),
assert(style != null),
assert(duration != null),
assert(curve != null);