public void getTree()
{
System.IO.Directory.CreateDirectory(System.IO.Path.Combine(Environment.CurrentDirectory, @"Data\"));
if (tree == null)
{
RTree.RTree <DataPoint> tree = SaveDataController.ReadFromBinaryFile <RTree.RTree <DataPoint> >(System.IO.Path.Combine(Environment.CurrentDirectory, @"Data\", fileName));
//not created before
tree.locker = new System.Threading.ReaderWriterLock();
if (tree.Count == 0)
{
//query database
DATNEntities entities = new DATNEntities();
var query = from p in entities.DataPoints
select p;
List <DataPoint> listItem = query.ToList();
tree = new RTree.RTree <DataPoint>(listItem.Count > 9 ? 9 : listItem.Count / 2, 2);
int count = 0;
foreach (DataPoint p in listItem)
{
count++;
Debug.WriteLine("INTOP - " + count);
RTree.Rectangle rect = new RTree.Rectangle((float)p.rating, (float)p.star, (float)p.rating, (float)p.star, 0, 0);
tree.Add(rect, p);
}
SaveDataController.WriteToBinaryFile(System.IO.Path.Combine(Environment.CurrentDirectory, @"Data\", fileName), tree);
}
this.tree = tree;
treeHelper = new TreeHelper(tree);
}
}
