copyWith method
Implementation
BoardTheme copyWith({
Color? lightSquare,
Color? darkSquare,
Color? check,
Color? checkmate,
Color? previous,
Color? selected,
Color? premove,
}) =>
BoardTheme(
lightSquare: lightSquare ?? this.lightSquare,
darkSquare: darkSquare ?? this.darkSquare,
check: check ?? this.check,
checkmate: checkmate ?? this.checkmate,
previous: previous ?? this.previous,
selected: selected ?? this.selected,
premove: premove ?? this.premove,
);