protected QtreeNode(QtreeNode parent, double top, double bottom, double left, double right)
{
Depth = parent == null ? 0 : parent.Depth + 1;
Parent = parent;
Top = top;
Bottom = bottom;
Left = left;
Right = right;
}
private static QtreeNode GetQtree(int empresa, int linea)
{
var lastMod = ReferenciaGeograficaDAO.GetLastUpdate(empresa, linea);
var key = GetQtreeKey(empresa, linea);
var root = Qtrees.ContainsKey(key) ? Qtrees[key] : null;
if (root != null && lastMod < root.LastUpdate)
{
return(root);
}
if (Monitor.TryEnter(Qtrees))
{
try
{
STrace.Error("ResetQtree", string.Format("qtree UPDATE ---> Empresa: {0} - Linea: {1}", empresa, linea));
using (var transaction = SmartTransaction.BeginTransaction())
{
var daoFactory = new DAOFactory();
var geocercas = daoFactory.ReferenciaGeograficaDAO.GetGeocercasFor(empresa, linea);
transaction.Commit();
var keyToRemove = string.Empty;
if (root != null)
{
keyToRemove = key;
}
root = new QtreeNode();
foreach (var geocerca in geocercas)
{
root.AddValue(geocerca);
}
if (keyToRemove != string.Empty)
{
Qtrees.Remove(keyToRemove);
}
Qtrees.Add(key, root);
}
STrace.Trace("DispatcherLock", string.Format("qtree NEW ---> {0} | {1}", empresa, linea));
}
finally
{
Monitor.Exit(Qtrees);
}
}
else
{
STrace.Trace("DispatcherLock", string.Format("qtree OLD ---> {0} | {1}", empresa, linea));
}
return(root);
}
protected QtreeNode AddQuadrant(int i)
{
double top, bottom, left, right;
switch (i)
{
case 0:
top = Top;
bottom = (Top + Bottom) / 2.0;
left = Left;
right = (Left + Right) / 2.0;
Quadrant1 = new QtreeNode(this, top, bottom, left, right);
break;
case 1:
top = Top;
bottom = (Top + Bottom) / 2.0;
left = (Left + Right) / 2.0;
right = Right;
Quadrant2 = new QtreeNode(this, top, bottom, left, right);
break;
case 2:
top = (Top + Bottom) / 2.0;
bottom = Bottom;
left = Left;
right = (Left + Right) / 2.0;
Quadrant3 = new QtreeNode(this, top, bottom, left, right);
break;
case 3:
top = (Top + Bottom) / 2.0;
bottom = Bottom;
left = (Left + Right) / 2.0;
right = Right;
Quadrant4 = new QtreeNode(this, top, bottom, left, right);
break;
}
return(GetQuadrant(i));
}
