C# (CSharp) DocumentList.OrderBy示例

示例#1

        public void OnCameraChange(CameraPosition cameraPos)
        {
            CenterLocation = cameraPos.Target;

            //Console.WriteLine("{0}, {1}", cameraPos.Target.Latitude, cameraPos.Target.Longitude);

            _clusterManager.OnCameraChange(cameraPos);

            DocumentList = DocumentList.OrderBy(doc => doc.GetDistance(CenterLocation.Latitude, CenterLocation.Longitude)).ToList();

            customAdapter.UpdateData(DocumentList);

            customAdapter.NotifyDataSetChanged();
        }

示例#2

文件： ViewController.cs 项目： onion16888/InterViewer

        private void MapViewOnRegionChanged(Object sender, MKMapViewChangeEventArgs e)
        {
            CenterLocation = map.Region.Center;

            //var latitude = CenterLocation.Latitude;
            //var longitude = CenterLocation.Longitude;

            //Console.WriteLine(String.Format("{0}, {1}", latitude, longitude));


            Double scale = map.Bounds.Size.Width / map.VisibleMapRect.Size.Width;
            List <IMKAnnotation> annotationsToDisplay = AnnotationsClusteringManager.ClusteredAnnotationsWithinMapRect(map.VisibleMapRect, scale);

            AnnotationsClusteringManager.DisplayAnnotations(annotationsToDisplay, map);

            DocumentList = DocumentList.OrderBy(doc => doc.GetDistance(CenterLocation.Latitude, CenterLocation.Longitude)).ToList();

            source.UpdateData(DocumentList);

            CollectionView.ReloadData();
        }