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function legacy__gmap_polyutil_get_zoom_level in GMap Module 7.2

Place points in levels based on their "weight".

A value derived from distance calculations in the simplification algorithm, gmap_polyutil_dp_encode().

1 call to legacy__gmap_polyutil_get_zoom_level()

legacy_gmap_polyutil_polyline in tests/inc/gmap_polyutil.inc: Simplify a set of points and generate an "Encoded Polyline" for Google Maps.

File

tests/inc/gmap_polyutil.inc, line 231: Encoded polyline utilities.

Namespace

Code

function legacy__gmap_polyutil_get_zoom_level($weight) {
  $levels = legacy__gmap_polyutil_zoom_levels();
  $i = 0;
  while ($levels[$i] > $weight) {
    $i++;
  }
  return GMAP_ZOOM_LEVELS - $i - 1;
}