public virtual int BatchWrite(SortedDictionary <ITag, object> items, bool isSync = true)
{
int len = items.Count;
int rev = 0;
IMultiReadWrite multi = _plcReader as IMultiReadWrite;
if (multi != null)
{
DeviceAddress[] addrs = new DeviceAddress[len];
object[] objs = new object[len];
int i = 0;
foreach (var item in items)
{
addrs[i] = item.Key.Address;
objs[i] = item.Value;
i++;
}
rev = multi.WriteMultiple(addrs, objs);
}
else
{
foreach (var tag in items)
{
if (tag.Key.Write(tag.Value) < 0)
{
rev = -1;
}
}
}
if (DataChange != null && rev >= 0)
{
HistoryData[] data = new HistoryData[len];
int i = 0;
foreach (var item in items)
{
ITag tag = item.Key;
data[i].ID = tag.ID;
data[i].TimeStamp = tag.TimeStamp;
data[i].Quality = tag.Quality;
data[i].Value = item.Key.ToStorage(item.Value);
i++;
}
foreach (DataChangeEventHandler deleg in DataChange.GetInvocationList())
{
deleg.BeginInvoke(this, new DataChangeEventArgs(1, data), null, null);
}
}
return(rev);
}
public virtual HistoryData[] BatchRead(DataSource source, bool isSync, params ITag[] itemArray)
{
int len = itemArray.Length;
HistoryData[] values = new HistoryData[len];
if (source == DataSource.Device)
{
IMultiReadWrite multi = _plcReader as IMultiReadWrite;
if (multi != null)
{
Array.Sort(itemArray);
var itemArr = multi.ReadMultiple(Array.ConvertAll(itemArray, x => x.Address));
for (int i = 0; i < len; i++)
{
values[i].ID = itemArray[i].ID;
values[i].Value = itemArr[i].Value;
values[i].TimeStamp = itemArr[i].TimeStamp.ToDateTime();
itemArray[i].Update(itemArr[i].Value, values[i].TimeStamp, itemArr[i].Quality);
}
}
else
{
for (int i = 0; i < len; i++)
{
itemArray[i].Refresh(source);
values[i].ID = itemArray[i].ID;
values[i].Value = itemArray[i].Value;
values[i].Quality = itemArray[i].Quality;
values[i].TimeStamp = itemArray[i].TimeStamp;
}
}
}
else
{
for (int i = 0; i < len; i++)
{
values[i].ID = itemArray[i].ID;
values[i].Value = itemArray[i].Value;
values[i].Quality = itemArray[i].Quality;
values[i].TimeStamp = itemArray[i].TimeStamp;
}
}
return(values);
}
