serialize method

@override void serialize(List<int> buffer)

Serialize.

Implementation

@override
void serialize(List<int> buffer) {
  // Write type-id 0xaed6dbb2.
  buffer.writeInt32(0xaed6dbb2);

  // Write fields.
  buffer.writeInt32(n);
  buffer.writeDouble(x);
  buffer.writeDouble(y);
  buffer.writeDouble(zoom);

  // Finished serialization.
}