lerp static method
Linearly interpolate between two text button themes.
Implementation
static ContainedButtonThemeData? lerp(ContainedButtonThemeData? a, ContainedButtonThemeData? b, double t) {
if (a == null && b == null) return null;
return ContainedButtonThemeData(
style: ButtonStyle.lerp(a?.style, b?.style, t)!,
colors: b?.colors,
uppercase: b?.uppercase ?? true,
);
}