longitudeLines method

List<List<Point>> longitudeLines()

Generates longitude lines as lists of points.

Implementation

List<List<Point>> longitudeLines() {
  final lines = <List<Point>>[];

  for (double lon = config.minLongitude;
      lon <= config.maxLongitude;
      lon += config.longitudeStep) {
    final line = _generateLongitudeLine(lon);
    if (line.isNotEmpty) {
      lines.add(line);
    }
  }

  return lines;
}