Interface Cell

One cell of a Frame. width is 0 for the continuation slot of a 2-cell wide character (the slot to the right of the wide grapheme), 1 for a normal cell, 2 for the leading slot of a wide grapheme.

interface Cell {
    attrs: number;
    bg: Color | undefined;
    char: string;
    fg: Color | undefined;
    width: 0 | 1 | 2;
}