//获取子节点个数
public uint GetDeviceArrayIndexCount(BacNode device)
{
try
{
var adr = device.Address;
if (adr == null)
{
return(0);
}
var list = ReadScalarValue(adr,
new BacnetObjectId(BacnetObjectTypes.OBJECT_DEVICE, device.DeviceId),
BacnetPropertyIds.PROP_OBJECT_LIST, 0, 0);
var rst = Convert.ToUInt32(list.FirstOrDefault().Value);
return(rst);
}
catch
{ }
return(0);
}
/// <summary>
/// 扫描设备
/// </summary>
public void ScanPointsBatch(BacNode device, uint deviceCount, uint count)
{
try
{
if (device == null)
{
return;
}
var pid = BacnetPropertyIds.PROP_OBJECT_LIST;
var device_id = device.DeviceId;
var bobj = new BacnetObjectId(BacnetObjectTypes.OBJECT_DEVICE, device_id);
var adr = device.Address;
if (adr == null)
{
return;
}
device.Properties.Clear();
List <BacnetPropertyReference> rList = new List <BacnetPropertyReference>();
for (uint i = 0; i < count; i++)
{
rList.Add(new BacnetPropertyReference((uint)pid, i));
if ((i != 0 && i % deviceCount == 0) || i == count - 1)//不要超了 MaxAPDU
{
IList <BacnetReadAccessResult> lstAccessRst;
var bRst = Bacnet_client.ReadPropertyMultipleRequest(adr, bobj, rList, out lstAccessRst, this.GetCurrentInvokeId());
if (bRst)
{
foreach (var aRst in lstAccessRst)
{
if (aRst.values == null)
{
continue;
}
foreach (var bPValue in aRst.values)
{
if (bPValue.value == null)
{
continue;
}
foreach (var bValue in bPValue.value)
{
var strBValue = "" + bValue.Value;
//Log(pid + " , " + strBValue + " , " + bValue.Tag);
var strs = strBValue.Split(':');
if (strs.Length < 2)
{
continue;
}
var strType = strs[0];
var strObjId = strs[1];
var subNode = new BacProperty();
BacnetObjectTypes otype;
Enum.TryParse(strType, out otype);
if (otype == BacnetObjectTypes.OBJECT_NOTIFICATION_CLASS || otype == BacnetObjectTypes.OBJECT_DEVICE)
{
continue;
}
subNode.ObjectId = new BacnetObjectId(otype, Convert.ToUInt32(strObjId));
//添加属性
device.Properties.Add(subNode);
}
}
}
}
rList.Clear();
}
}
}
catch (Exception exp)
{
Log("Err:" + exp.Message);
}
}
/// <summary>
/// 扫描属性
/// </summary>
/// <param name="device"></param>
private void ScanSubProperties(BacNode device)
{
var adr = device.Address;
if (adr == null)
{
return;
}
if (device.Properties == null)
{
return;
}
foreach (BacProperty subNode in device.Properties)
{
try
{
List <BacnetPropertyReference> rList = new List <BacnetPropertyReference>();
rList.Add(new BacnetPropertyReference((uint)BacnetPropertyIds.PROP_DESCRIPTION, uint.MaxValue));
rList.Add(new BacnetPropertyReference((uint)BacnetPropertyIds.PROP_REQUIRED, uint.MaxValue));
rList.Add(new BacnetPropertyReference((uint)BacnetPropertyIds.PROP_OBJECT_NAME, uint.MaxValue));
rList.Add(new BacnetPropertyReference((uint)BacnetPropertyIds.PROP_PRESENT_VALUE, uint.MaxValue));
IList <BacnetReadAccessResult> lstAccessRst;
var bRst = Bacnet_client.ReadPropertyMultipleRequest(adr, subNode.ObjectId, rList, out lstAccessRst, this.GetCurrentInvokeId());
if (bRst)
{
foreach (var aRst in lstAccessRst)
{
if (aRst.values == null)
{
continue;
}
foreach (var bPValue in aRst.values)
{
if (bPValue.value == null || bPValue.value.Count == 0)
{
continue;
}
var pid = (BacnetPropertyIds)(bPValue.property.propertyIdentifier);
var bValue = bPValue.value.First();
var strBValue = "" + bValue.Value;
//Log(pid + " , " + strBValue + " , " + bValue.Tag);
switch (pid)
{
case BacnetPropertyIds.PROP_DESCRIPTION: //描述
{
subNode.PROP_DESCRIPTION = bValue + "";
}
break;
case BacnetPropertyIds.PROP_OBJECT_NAME: //点名
{
subNode.PROP_OBJECT_NAME = bValue + "";
}
break;
case BacnetPropertyIds.PROP_PRESENT_VALUE: //值
{
subNode.PROP_PRESENT_VALUE = bValue.Value;
subNode.DataType = bValue.Value.GetType();
}
break;
}
}
}
ShwoText(string.Format("点名:{0,-20} 值:{1,-10} 类型:{3,-15} 描述:{2} ", subNode.PROP_OBJECT_NAME, subNode.PROP_PRESENT_VALUE, subNode.PROP_DESCRIPTION, subNode.PROP_PRESENT_VALUE.GetType()));
}
}
catch (Exception exp)
{
Log("Error: " + exp.Message);
}
}
}
