shadowSpread method
Implementation
DefineMAddButtonModifier shadowSpread(double value) {
final valueShadow = BoxShadow(
color: this.valueShadow?.color ?? Color(0xff000000).withOpacity(0.1),
offset: Offset(this.valueShadow?.offset.dx ?? 0.0,
this.valueShadow?.offset.dy ?? 0.0),
blurRadius: this.valueShadow?.blurRadius ?? 4,
spreadRadius: value,
);
return this.copyWith(valueShadow: valueShadow);
}