public void sIndexShift(long from, long amount)
{
if (useReachNotify)
{
return;
}
from = from + 1;
List <NamedItem <long, long> > items = sInxLblFrom(from);
foreach (NamedItem <long, long> item in items)
{
store.Del(item.Name);
long inx;
if (amount < 0)
{
inx = Math.Max((int)(item.Name >> 32) + amount, from);
}
else
{
inx = (int)(item.Name >> 32) + amount;
}
long lbl = (int)((item.Name & 0xFFFFFFFF) + 2147483648L);
store.Add(((0L + inx) << 32) | ((-2147483648L + (int)lbl) & 0xFFFFFFFF), inx);
store[((0L) << 32) | ((-2147483648L + (int)lbl) & 0xFFFFFFFF)] = inx;
}
}
public void IndexShift(int from, int amount, int dtn) //Direction dtn = 1 if we search Indexes of Starting Labels but dtn = -1 when we search for Indexes of Ending Labels
{
if (useReachNotify)
{
return;
}
from = from + 1;
foreach (long key in InxLblFrom(from, dtn))
{
store.Del(key);
int inx = 0;
if (amount < 0)
{
inx = Math.Max(dtn * (int)(key >> 32) + amount, from + (int)((dtn - 1) / 2));
}
else
{
inx = dtn * (int)(key >> 32) + amount;
}
long lbl = dtn * (int)((key & 0xFFFFFFFF) + 2147483648L);
store.Add(pack(dtn * inx, dtn * lbl), dtn * inx);
store[pack(0, dtn * lbl)] = dtn * inx;
}
}