setCell method
Sets character, colors, and modifiers at coordinates.
Implementation
@override
void setCell(int x, int y, String char, int fg, int bg, int mod) {
if (x >= 0 && x < bounds.width && y >= 0 && y < bounds.height) {
parent.setCell(bounds.x + x, bounds.y + y, char, fg, bg, mod);
}
}