/// <summary>
/// Add properties from VC component to component OPCUA node
/// </summary>
private void AddPropertyNodes(ComponentState uaComponentNode, VcComponent vcComponent)
{
foreach (IProperty vcProperty in vcComponent.component.Properties)
{
try
{
// Add signal node
BaseDataVariableState uaPropertyNode = CreateVariableNode(uaComponentNode.Properties, vcProperty.Name, VcProperty2OpcuaType[vcProperty.PropertyType]);
uaComponentNode.Properties.AddChild(uaPropertyNode);
// Store names in UaBrowseName2VcComponentName
UaBrowseName2VcComponentName.Add(uaPropertyNode.BrowseName.Name, vcComponent.component.Name);
uaPropertyNode.Value = vcProperty.Value;
// Subscribe to property changed events
vcProperty.PropertyChanged += vc_PropertyChanged;
uaPropertyNode.StateChanged += ua_PropertyChanged;
}
catch (Exception ex)
{
logger.Warn("Error adding property", ex);
}
}
}
/// <summary>
/// Sets value of OPCUA node property to corresponding VC property
/// </summary>
private void UpdateValueToVcProperty(NodeState node)
{
Debug.Assert(System.Threading.Thread.CurrentThread == System.Windows.Application.Current.Dispatcher.Thread);
if (!UaBrowseName2VcComponentName.ContainsKey(node.BrowseName.Name))
{
_vcUtils.VcWriteWarningMsg(String.Format("Component with property {0} not found", node.BrowseName.Name));
return;
}
// Cast property OPCUA node to BaseDataVariableState type
BaseDataVariableState uaProperty = (BaseDataVariableState)node;
// Get property component as VC object
ISimComponent vcComponent = _vcUtils.GetComponent(UaBrowseName2VcComponentName[node.BrowseName.Name]);
IProperty vcProperty = vcComponent.GetProperty(node.DisplayName.ToString());
if (uaProperty.DataType == new NodeId(DataTypeIds.String))
{
if ((string)uaProperty.Value == (string)vcProperty.Value)
{
return;
}
vcProperty.Value = (string)uaProperty.Value;
}
else if (uaProperty.DataType == new NodeId(DataTypeIds.Boolean))
{
if ((bool)uaProperty.Value == (bool)vcProperty.Value)
{
return;
}
vcProperty.Value = (bool)uaProperty.Value;
}
else if (uaProperty.DataType == new NodeId(DataTypeIds.Double))
{
if ((double)uaProperty.Value == (double)vcProperty.Value)
{
return;
}
vcProperty.Value = (double)uaProperty.Value;
}
else if (uaProperty.DataType == new NodeId(DataTypeIds.Integer))
{
if ((int)uaProperty.Value == (int)vcProperty.Value)
{
return;
}
vcProperty.Value = (int)uaProperty.Value;
}
else
{
_vcUtils.VcWriteWarningMsg("OPCUA property type not supported" + uaProperty.DataType.ToString());
return;
}
}
/// <summary>
/// Sets value of OPCUA node property to corresponding VC property
/// </summary>
private void ua_PropertyChanged(ISystemContext context, NodeState node, NodeStateChangeMasks changes)
{
if (!UaBrowseName2VcComponentName.ContainsKey(node.BrowseName.Name))
{
_vcUtils.VcWriteWarningMsg(String.Format("Component with property {0} not found", node.BrowseName.Name));
return;
}
// Cast property OPCUA node to BaseDataVariableState type
BaseDataVariableState uaProperty = (BaseDataVariableState)node;
// Get property component as VC object
ISimComponent vcComponent = _vcUtils.GetComponent(UaBrowseName2VcComponentName[node.BrowseName.Name]);
IProperty vcProperty = vcComponent.GetProperty(node.DisplayName.ToString());
if (uaProperty.DataType == new NodeId(DataTypeIds.String))
{
if ((string)uaProperty.Value == (string)vcProperty.Value)
{
return;
}
vcProperty.Value = (string)uaProperty.Value;
}
else if (uaProperty.DataType == new NodeId(DataTypeIds.Boolean))
{
if ((bool)uaProperty.Value == (bool)vcProperty.Value)
{
return;
}
vcProperty.Value = (bool)uaProperty.Value;
}
else if (uaProperty.DataType == new NodeId(DataTypeIds.Double))
{
if ((double)uaProperty.Value == (double)vcProperty.Value)
{
return;
}
vcProperty.Value = (double)uaProperty.Value;
}
else if (uaProperty.DataType == new NodeId(DataTypeIds.Integer))
{
if ((int)uaProperty.Value == (int)vcProperty.Value)
{
return;
}
vcProperty.Value = (int)uaProperty.Value;
}
else
{
_vcUtils.VcWriteWarningMsg("OPCUA property type not supported" + uaProperty.DataType.ToString());
return;
}
}
/// <summary>
/// Sets value of OPCUA node signal to corresponding VC signal
/// </summary>
private void ua_SignalTriggered(ISystemContext context, NodeState node, NodeStateChangeMasks changes)
{
if (!UaBrowseName2VcComponentName.ContainsKey(node.BrowseName.Name))
{
_vcUtils.VcWriteWarningMsg(String.Format("Component with signal {0} not found", node.BrowseName.Name));
return;
}
// Cast signal OPCUA node to BaseDataVariableState type
BaseDataVariableState uaSignal = (BaseDataVariableState)node;
// Get signal component as VC object
ISimComponent vcComponent = _vcUtils.GetComponent(UaBrowseName2VcComponentName[node.BrowseName.Name]);
ISignal vcSignal = (ISignal)vcComponent.FindBehavior(node.DisplayName.ToString());
if (uaSignal.DataType == new NodeId(DataTypeIds.String))
{
if ((string)uaSignal.Value == (string)vcSignal.Value)
{
return;
}
vcSignal.Value = (string)uaSignal.Value;
}
else if (uaSignal.DataType == new NodeId(DataTypeIds.Boolean))
{
if ((bool)uaSignal.Value == (bool)vcSignal.Value)
{
return;
}
vcSignal.Value = (bool)uaSignal.Value;
}
else if (uaSignal.DataType == new NodeId(DataTypeIds.Double))
{
if ((double)uaSignal.Value == (double)vcSignal.Value)
{
return;
}
vcSignal.Value = (double)uaSignal.Value;
}
else if (uaSignal.DataType == new NodeId(DataTypeIds.Integer))
{
if ((int)uaSignal.Value == (int)vcSignal.Value)
{
return;
}
vcSignal.Value = (int)uaSignal.Value;
}
else
{
_vcUtils.VcWriteWarningMsg("OPCUA signal type not supported" + uaSignal.DataType.ToString());
return;
}
}
/// <summary>
/// Add signals from VC component to component OPCUA node
/// </summary>
private void AddSignalNodes(ComponentState uaComponentNode, VcComponent vcComponent)
{
foreach (ISignal vcSignal in vcComponent.GetSignals())
{
// Add signal node
BaseDataVariableState uaSignalNode = CreateVariableNode(uaComponentNode.Signals, vcSignal.Name, VcSignal2OpcuaType[vcSignal.Type]);
uaComponentNode.Signals.AddChild(uaSignalNode);
// Store names in UaBrowseName2VcComponentName
UaBrowseName2VcComponentName.Add(uaSignalNode.BrowseName.Name, vcComponent.component.Name);
// Subscribe to signal triggered events
vcSignal.SignalTrigger += vc_SignalTriggered;
uaSignalNode.StateChanged += ua_SignalTriggered;
}
}
private void World_ComponentRemoving(object sender, ComponentRemovingEventArgs e)
{
NodeId componentId = NodeId.Create(e.Component.Name, Namespaces.vc2opcua, uaServer.NamespaceUris);
ComponentState componentNode = (ComponentState)nodeManager.FindPredefinedNode(componentId,
typeof(ComponentState));
if (componentNode != null)
{
nodeManager.RemoveNode(nodeManager.baseFolder, componentNode, ReferenceTypeIds.Organizes);
}
// Remove signals from SignalComponents property
VcComponent vcComponent = new VcComponent(e.Component);
foreach (ISignal signal in vcComponent.GetSignals())
{
string nodeNameParent = String.Format("{0}-{1}", signal.Name, vcComponent.component.Name);
UaBrowseName2VcComponentName.Remove(nodeNameParent);
}
_vcUtils.VcWriteWarningMsg("Component removed: " + e.Component.Name);
}
