Mapsui.Providers.StackedLabelProvider.ClusterFeatures C# (CSharp) Метод

        private static void ClusterFeatures(
            ICollection<Cluster> clusters,
            IEnumerable<IFeature> features,
            double minDistance,
            IStyle layerStyle,
            double resolution)
        {
            var style = layerStyle;

            // todo: This method should repeated several times until there are no more merges
            foreach (var feature in features.OrderBy(f => f.Geometry.GetBoundingBox().GetCentroid().Y))
            {
                if (layerStyle is IThemeStyle) style = (layerStyle as IThemeStyle).GetStyle(feature);

                if ((style == null) ||
                    (style.Enabled == false) ||
                    (style.MinVisible > resolution) ||
                    (style.MaxVisible < resolution)) continue;

                var found = false;
                foreach (var cluster in clusters)
                    if (cluster.Box.Grow(minDistance).Contains(feature.Geometry.GetBoundingBox().GetCentroid()))
                    {
                        cluster.Features.Add(feature);
                        cluster.Box = cluster.Box.Join(feature.Geometry.GetBoundingBox());
                        found = true;
                        break;
                    }

                if (found) continue;

                clusters.Add(new Cluster
                {
                    Box = feature.Geometry.GetBoundingBox().Clone(),
                    Features = new List<IFeature> {feature}
                });
            }
        }