toOptionsJSON method

Implementation

@override
void toOptionsJSON(StringBuffer buffer) {
  super.toOptionsJSON(buffer);

  if (style != null) {
    buffer.write('"style":{');
    for (var item in style!.entries) {
      buffer.writeAll(['"', item.key, '":', jsonEncode(item.value), ','], '');
    }
    buffer.write('},');
  }
  if (text != null) {
    buffer.writeAll(['"text":', jsonEncode(text), ','], '');
  }
}