/// <summary>
/// Tag对象注册事件
/// </summary>
/// <param name="group">TagGroup对象</param>
/// <param name="tag">Tag对象</param>
private void OnTagRegister(CustomGroup group, CustomTag tag)
{
_log.Trace($"Device[{Name}]:Tag[{tag.Name}],Offset[{tag.DB_Offset}]");
if (!(tag is SiemensTag))
{
throw new Exception($"tag对象：{tag.Name}不是SiemensTag对象");
}
SiemensTag siemensTag = tag as SiemensTag;
switch (CycleReadMode)
{
case SiemensCycleReadMode.FullBlock:
FullBlock.Add(siemensTag.DB_Offset, siemensTag.Length);
break;
case SiemensCycleReadMode.ControlBlock:
if (siemensTag.Type == TagType.C)
{
string key = "";
if (group is SiemensTagGroup)
{
key = (group as SiemensTagGroup).Name;
}
else if (group is SiemensSubTagGroup)
{
SiemensSubTagGroup subGroup = group as SiemensSubTagGroup;
key = $"{subGroup.Parent.Name}.{subGroup.Prefix}";
}
PLCDBBlock block = ControlBlock[key];
if (block == null)
{
block = new PLCDBBlock();
ControlBlock.Add(key, block);
}
block.Add(siemensTag.DB_Offset, siemensTag.Length);
}
break;
}
}
/// <summary>
/// 构造方法
/// </summary>
/// <param name="parent">所属的TagGroup对象</param>
/// <param name="node">Tag属性的Xml节点</param>
public SiemensBoolOfTag(CustomGroup parent, XmlNode node) : base(parent, node)
{
_log = Logger.Get <SiemensBoolOfTag>();
if (node.Attributes["Offset"] == null)
{
throw new Exception($"{Name}节点中未找到[Offset]属性，请注意属性名的大小写");
}
string[] offsets = node.Attributes["Offset"].Value.Split('.');
int.TryParse(offsets[0], out int offset);
DB_Offset = offset;
if (offsets.Length >= 2)
{
int.TryParse(offsets[1], out int pos);
Position = pos;
}
_log.Trace($"创建Tag[{Name}],Offset={DB_Offset},Position={Position}");
value = false;
}
/// <summary>
/// 创建一个西门子Tag对象
/// </summary>
/// <param name="parent">Tag所属Group对象</param>
/// <param name="node">Tag属性的Xml节点</param>
public override CustomTag CreateProduct(CustomGroup parent, XmlNode node)
{
if (node.Name.ToUpper() != "TAG")
{
throw new Exception("node节点名不是Tag");
}
if (node.Attributes["Datatype"] == null)
{
throw new Exception("node节点中没有定义[Datatype]属性，请注意大小写");
}
string dataType = node.Attributes["Datatype"].Value;
switch (dataType)
{
case "Bool":
return(new SiemensBoolOfTag(parent, node));
case "Byte":
return(new SiemensByteOfTag(parent, node));
case "Word":
return(new SiemensWordOfTag(parent, node));
case "Int":
return(new SiemensIntOfTag(parent, node));
case "DWord":
return(new SiemensDWordOfTag(parent, node));
case "Real":
return(new SiemensRealOfTag(parent, node));
case "ArrayChar":
return(new SiemensArrayCharOfTag(parent, node));
default:
throw new Exception($"当前版本不支持Datatype=[{dataType}]类型的Tag");
}
}
/// <summary>
/// 构造方法
/// </summary>
/// <param name="parent">所属的TagGroup对象</param>
/// <param name="node">Tag属性的Xml节点</param>
public SiemensTag(CustomGroup parent, XmlNode node) : base(parent, node)
{
}
/// <summary>
/// 构造方法
/// </summary>
/// <param name="parent">所属的TagGroup对象</param>
/// <param name="registerEvent">Tag对象在SiemensDevice对象中进行注册的委托</param>
public SiemensTagCollection(CustomGroup parent, TagRegisterHandler registerEvent) :
base(parent)
{
OnTagRegister = registerEvent;
}
/// <summary> /// 构造方法 /// </summary> /// <param name="parent">Tag所属CustomGroup对象</param> /// <param name="node">Tag属性的Xml节点</param> public abstract CustomTag CreateProduct(CustomGroup parent, XmlNode node);
