/// <summary>
/// 根据关键字处理指定TagGroup所对应的数据块数据
/// </summary>
private void DealPartBlockBuffer(string key, byte[] buffer)
{
PLCDBBlock block = ControlBlock[key];
if (block != null && key != "COMM")
{
_log.Debug(
$"[{key}.Offset={block.Start_Offset}, " +
$"{key}.Length={block.BufferLength}]");
_log.Debug($"[{key}]|[Data:{Tools.BytesToBCD(buffer)}]");
}
// 根据key解析出TagGroup和SubTagGroup
string[] keys = key.Split('.');
string keyTagGroup = keys[0];
string keySubTagGroup = "";
if (keys.Length >= 2)
{
keySubTagGroup = keys[1];
}
SiemensTagGroup group = _groups[keyTagGroup] as SiemensTagGroup;
if (group == null)
{
_log.Error($"设备[{Name}]未找到[{keyTagGroup}]Tag组");
return;
}
if (keySubTagGroup == "")
{
SetControlTagValueInGroup(group, buffer, block.Start_Offset);
}
else
{
SiemensSubTagGroup subGroup =
group.SubGroups[keySubTagGroup] as SiemensSubTagGroup;
if (subGroup == null)
{
_log.Error($"设备[{Name}]未找到[{keyTagGroup}.{keySubTagGroup}]Tag组");
return;
}
else
{
SetControlTagValueInGroup(subGroup, buffer, block.Start_Offset);
}
}
}
/// <summary>
/// 设置控制Tag值
/// </summary>
/// <param name="group">TagGroup对象</param>
/// <param name="buffer">数据块内容</param>
/// <param name="offset">当前数据块内容在整个数据块的起始偏移量</param>
private void SetControlTagValueInGroup(
SiemensTagGroup group,
byte[] buffer,
int offset)
{
foreach (CustomTag tag in group.Tags)
{
if (tag.Type == TagType.C)
{
if (SetTagValue(buffer, tag, offset))
{
ControlTagValueChanged(tag);
}
}
}
}
/// <summary>
/// 处理 FullBlock 模式下获取到的数据块数据
/// </summary>
/// <param name="buffer">数据块数据</param>
private void DealFullBlockModeBuffer(byte[] buffer)
{
foreach (CustomTagGroup group in _groups)
{
SiemensTagGroup sGroup = group as SiemensTagGroup;
foreach (CustomTag tag in sGroup.Tags)
{
SetTagValue(buffer, tag, 0);
}
foreach (SiemensSubTagGroup subGroup in sGroup.SubGroups)
{
foreach (CustomTag tag in subGroup.Tags)
{
SetTagValue(buffer, tag, 0);
}
}
}
}
/// <summary>
/// 增加TagGroup对象
/// </summary>
/// <param name="group">TagGroup对象</param>
public override void Add(CustomTagGroup group)
{
if (!(group is SiemensTagGroup))
{
throw new Exception("group对象必须是SiemensTagGroup对象");
}
SiemensTagGroup sGroup = group as SiemensTagGroup;
if (sGroup.Parent != _parent)
{
throw new Exception("group对象隶属的设备和当前TagGroup集合不是同一个设备");
}
if (_groups.Keys.Contains(sGroup.Name))
{
throw new Exception($"当前TagGroup集合中已经存在[{sGroup.Name}]!");
}
_groups.Add(sGroup.Name, group);
}