/// <summary>
/// Cloning Constructor.
/// Cloning the whole circuit is pretty difficult somehow!
/// </summary>
/// <param name="original">original object to create clone from</param>
private Circuit(Circuit original)
{
//create connections to connect the cloned elements to
List <Connection> connlist = new List <Connection>();
foreach (BaseElement element in original.m_Elements)
{
if (element is Connection)
{
Connection cloned = new Connection();
cloned.Name = element.Name;
connlist.Add(cloned);
}
}
//clone elements
foreach (BaseElement element in original.m_Elements)
{
if (element is InputOutputElement)
{
InputOutputElement io = element as InputOutputElement;
InputOutputElement cloned = io.Clone();
ConnectClonedTerminals(io, cloned, connlist);
AddElement(cloned);
}
}
// add the connections to the circuit clone
foreach (Connection connection in connlist)
{
if (connection.Terminals.Count > 0)
{
AddElement(connection);
}
}
}
public override void Logic()
{
//use matching to deploy states of Terminals to the SignalInputs within circuit
foreach (Terminal terminal in Inputs)
{
InputOutputElement io = m_Matching.FindIOElement(terminal);
if (io != null)
{
terminal.Update();
(io as SignalInput).State = terminal.State;
//io.Logic();
}
}
//run circuit
m_Circuit.Update();
//use matching to deploy states of SignalOutputs within circuit to the Terminals
for (int index = 0; index < Outputs.Length; index++)
{
InputOutputElement io = m_Matching.FindIOElement(Outputs[index]);
if (io != null)
{
//io.Logic();
m_PreStates[index] = (io as SignalOutput).State;
}
}
}
/// <summary>
/// Adds a new Matching
/// </summary>
/// <param name="terminal"></param>
/// <param name="ioElement"></param>
public void AddMatching(Terminal terminal, InputOutputElement ioElement)
{
if (ioElement is SignalInput == false && ioElement is SignalOutput == false)
{
throw new ArgumentException("Type of IOElement not supported for matching.");
}
m_MatchingDict.Add(terminal, ioElement);
}
public override void AddElement(BaseElement element)
{
if (element is InputOutputElement)
{
InputOutputElement io = (element as InputOutputElement);
io.UpdateIndex = m_NextIndex;
m_NextIndex++;
io.OnUpdateIndexChanged += new DigitalClasses.Events.UpdateIndexChanged(UpdateIndexChangedEventHandler);
}
base.AddElement(element);
SortElements();
}
/// <summary>
/// Part of the cloning constructor.
/// Connects the cloned terminals to the cloned connections.
/// </summary>
/// <param name="io">original element object</param>
/// <param name="cloned">cloned element object</param>
/// <param name="connlist">list with connections</param>
private void ConnectClonedTerminals(InputOutputElement io, InputOutputElement cloned, List <Connection> connlist)
{
//inputs
for (int i = 0; i < io.Inputs.Length; i++)
{
if (io.Inputs[i].IsConnected == false)
{
continue;
}
string connectionName = io.Inputs[i].Connection.Name;
Connection destConn = connlist.Find(
delegate(Connection connection)
{
if (connection.Name.Equals(connectionName))
{
return(true);
}
return(false);
}
);
if (destConn != null)
{
destConn.ConnectTerminal(cloned.Inputs[i]);
}
}
//outputs
for (int i = 0; i < io.Outputs.Length; i++)
{
if (io.Outputs[i].IsConnected == false)
{
continue;
}
string connectionName = io.Outputs[i].Connection.Name;
Connection destConn = connlist.Find(
delegate(Connection connection)
{
if (connection.Name.Equals(connectionName))
{
return(true);
}
return(false);
}
);
if (destConn != null)
{
destConn.ConnectTerminal(cloned.Outputs[i]);
}
}
}
/// <summary>
/// Handles index change by user. Those changes may need change in other indices.
/// </summary>
/// <param name="sender">element whose index was changed</param>
/// <param name="e">EventArgs containing further information</param>
private void UpdateIndexChangedEventHandler(object sender, UpdateIndexChangedEventArgs e)
{
if (m_IgnoreEvents)
{
return;
}
InputOutputElement senderio = sender as InputOutputElement;
#region Old > New
if (e.OldIndex > e.NewIndex)
{
//increase all indices between the new and the old value
m_IgnoreEvents = true;
foreach (BaseElement be in m_Elements)
{
if (be is InputOutputElement)
{
InputOutputElement beio = be as InputOutputElement;
if (!beio.Equals(senderio) && beio.UpdateIndex >= e.NewIndex && beio.UpdateIndex < e.OldIndex)
{
beio.UpdateIndex++;
}
}
}
m_IgnoreEvents = false;
}
#endregion
#region New > Old
if (e.OldIndex < e.NewIndex)
{
//decrease all indices between the new and the old value
m_IgnoreEvents = true;
foreach (BaseElement be in m_Elements)
{
if (be is InputOutputElement)
{
InputOutputElement beio = be as InputOutputElement;
if (!beio.Equals(senderio) && beio.UpdateIndex > e.OldIndex && beio.UpdateIndex <= e.NewIndex)
{
beio.UpdateIndex--;
}
}
}
m_IgnoreEvents = false;
}
#endregion
SortElements();
}
/// <summary>
/// Find corresponding Terminal in reverse direction
/// </summary>
/// <param name="ioElement">IO to find Terminal for</param>
/// <returns>Corresponsing Terminal or null if not found</returns>
public Terminal FindTerminal(InputOutputElement ioElement)
{
InputOutputElement[] ioArray = new InputOutputElement[m_MatchingDict.Values.Count];
m_MatchingDict.Values.CopyTo(ioArray, 0);
Terminal[] termArray = new Terminal[m_MatchingDict.Keys.Count];
m_MatchingDict.Keys.CopyTo(termArray, 0);
if (m_MatchingDict.ContainsValue(ioElement))
{
for (int i = 0; i < m_MatchingDict.Values.Count; i++)
{
if (ioElement.Equals(ioArray[i]))
{
return(termArray[i]);
}
}
}
return(null);
}
/// <summary>
/// Updates all InputOutputElements within the circuit. Therefore their logic method will be run.
/// </summary>
public void Update()
{
//elements are sorted by type and the UpdateIndex,
//when run the logic method is run, the result is stored internally
foreach (BaseElement element in m_Elements)
{
InputOutputElement io = element as InputOutputElement;
if (io != null)
{
io.Logic();
}
}
//upon propagation the internal result is set to their outputs
foreach (BaseElement element in m_Elements)
{
InputOutputElement io = element as InputOutputElement;
if (io != null)
{
io.Propagate();
}
}
}
public override bool RemoveElement(BaseElement element)
{
if (element is InputOutputElement)
{
InputOutputElement io = (element as InputOutputElement);
io.OnUpdateIndexChanged -= UpdateIndexChangedEventHandler;
m_IgnoreEvents = true;
foreach (BaseElement be in m_Elements)
{
if (be is InputOutputElement)
{
InputOutputElement beio = be as InputOutputElement;
if (beio.UpdateIndex > io.UpdateIndex)
{
beio.UpdateIndex--;
}
}
}
m_IgnoreEvents = false;
}
return(base.RemoveElement(element));
}