private ConnectionItemData[] ConvertConnectionItems(Connection connection)
{
GraphicConnection graphicConnection = connection.LinkedObject as GraphicConnection;
List <ConnectionItemData> itemdatalist = new List <ConnectionItemData>(graphicConnection.Children.Count);
foreach (IConnectionItem item in graphicConnection.Children)
{
if (item is ConnectionLine)
{
ConnectionLine line = item as ConnectionLine;
LineItemData linedata = new LineItemData(line.Nodes[0].Name, line.Nodes[1].Name);
itemdatalist.Add(linedata);
}
if (item is ConnectionNode)
{
ConnectionNode node = item as ConnectionNode;
//if (node.Parent is GraphicTerminal) //impossible
//{
// NodeItemData nodedata = new NodeItemData(node.Name);
// nodedata.IsTerminalNode = true; //not needed
// itemdatalist.Add(nodedata);
//} else
if (node.Parent is GraphicConnection)
{
NodeItemData nodedata = new NodeItemData(node.Name);
//nodedata.IsTerminalNode = false; //not needed
nodedata.X = node.Location.X;
nodedata.Y = node.Location.Y;
itemdatalist.Add(nodedata);
}
}
}
return(itemdatalist.ToArray());
}
private void CreateConnectionLines(Circuit circuit, GraphicConnection graphicConnection, ConnectionData connectionData)
{
if (connectionData.Items == null || connectionData.Items.Length == 0)
{
//downward compatibility - no detailed information available:
Connection connection = graphicConnection.LinkedObject as Connection;
GraphicTerminal previous = null;
//displays straight lines from one terminal to another
foreach (Terminal terminal in connection.Terminals)
{
GraphicTerminal graphicTerminal = terminal.LinkedObject as GraphicTerminal;
if (previous != null)
{
graphicConnection.AddChild(new ConnectionLine(previous.ConnectionNode, graphicTerminal.ConnectionNode));
}
previous = graphicTerminal;
}
return;
}
//create nodes
foreach (ConnectionItemData itemData in connectionData.Items)
{
if (itemData is NodeItemData)
{
NodeItemData nodeData = itemData as NodeItemData;
ConnectionNode node = new ConnectionNode(nodeData.X, nodeData.Y);
graphicConnection.AddChild(node);
}
}
//create lines
foreach (ConnectionItemData itemData in connectionData.Items)
{
if (itemData is LineItemData)
{
LineItemData lineData = itemData as LineItemData;
ConnectionNode node1 = SearchNode(lineData.Node1, circuit, graphicConnection);
ConnectionNode node2 = SearchNode(lineData.Node2, circuit, graphicConnection);
if (node1 != null && node2 != null)
{
ConnectionLine line = new ConnectionLine(node1, node2);
graphicConnection.AddChild(line);
}
}
}
}
