Method withA

shared/java/Color.java:43–46

(int color, int a)

    }    

    public static int withA(int color, int a) {
        assert 0 <= a && a <= 255 : "Alpha is out of 0..255 range: " + a;
        return ((a & 0xFF) << 24) | (color & 0x00FFFFFF);
    }

    public static int withR(int color, int r) {
        assert 0 <= r && r <= 255 : "Red is out of 0..255 range: " + r;