toJson2d method

String toJson2d()

Implementation

String toJson2d() {
  final buffer = StringBuffer();
  buffer.write("[");
  for (int j = 0; j < height; j++) {
    if (j > 0) buffer.write(",");
    buffer.write("[");
    buffer.writeAll(data.sublist(width * j, width * j + width), ",");
    buffer.write("]");
  }
  buffer.write("]");
  return buffer.toString();
}