onTap method
Implementation
@override
void onTap(Terminal terminal, Position offset) {
final btn = 1;
final px = offset.x + 1;
final py = terminal.buffer.convertRawLineToViewLine(offset.y) + 1;
final buffer = StringBuffer();
buffer.writeCharCode(0x1b);
buffer.write('[M');
buffer.writeCharCode(btn + 32);
buffer.writeCharCode(px + 32);
buffer.writeCharCode(py + 32);
terminal.backend?.write(buffer.toString());
}