operator + method Null safety

Color operator +(
  1. Color other
)

Color Addition Operator

Add the red, green, and blue channels of other with those of this Color.

The resultant alpha is maintained from this.

Implementation

// /// To *also add* the `alpha` from each `Color`, see [&].
Color operator +(Color other) => Color.fromARGB(
      alpha,
      (red + other.red).restricted,
      (green + other.green).restricted,
      (blue + other.blue).restricted,
    );