getShadedColor function
Converts an input color into its shade with lightness
input
Color to be converted
shade
Shade from 0-1
Implementation
Color getShadedColor(Color input, double shade) {
return Color.fromARGB(
input.alpha,
changeShade(input.red, 1 - shade),
changeShade(input.green, 1 - shade),
changeShade(input.blue, 1 - shade),
);
}