public Operator(Guid id, MetaOperator metaOp, List <OperatorPart> inputs, List <OperatorPart> outputs,
List <Operator> internalOps, List <OperatorPart> internalParts)
{
ID = id;
Definition = metaOp;
Inputs = inputs;
Outputs = outputs;
InternalOps = internalOps;
InternalParts = internalParts;
Name = "";
Position = new Point(100, 100);
Width = 75; // This should be Grid.Size * 3
UpdateOutputIndices();
// Forward Modified-events of parameters as Manipulated-Event
foreach (var opPart in Inputs.Union(Outputs).Union(InternalParts))
{
opPart.Parent = this;
opPart.ManipulatedEvent += (o, a) => EventExt.Raise(ModifiedEvent, this, EventArgs.Empty);
}
foreach (var op in InternalOps)
{
op.Parent = this;
}
ConnectTypeChangedHanderWith(Inputs);
}
internal void RemoveOperatorInternal(Operator op, bool disposeOpResources)
{
InternalOps.Remove(op);
EventExt.Raise(OperatorRemovedEvent, this, new OperatorChangedEventArgs(op));
if (disposeOpResources)
{
op.Dispose(); // clean up all resources locked by op
}
}
internal void InsertInput(int index, OperatorPart input)
{
if ((index < 0) || (index > Inputs.Count))
{
throw new IndexOutOfRangeException();
}
Inputs.Insert(index, input);
input.Parent = this;
EventExt.Raise(InputAddedEvent, this, new OperatorPartChangedEventArgs(input));
}
internal void InsertOutput(int index, OperatorPart output)
{
if ((index < 0) || (index > Outputs.Count))
{
throw new IndexOutOfRangeException();
}
Outputs.Insert(index, output);
output.Parent = this;
UpdateOutputIndices();
EventExt.Raise(OutputAddedEvent, this, new OperatorPartChangedEventArgs(output));
}
internal void RemoveInputInternal(OperatorPart input)
{
var inputOp = input.Parent;
var parentOp = inputOp.Parent;
// remove possible connection to this input in parent op
if (parentOp != null)
{
while (input.Connections.Count > 0)
{
var sourceOpPart = input.Connections[0];
var sourceOp = sourceOpPart.Parent;
var connection = new Connection(sourceOp, sourceOpPart, this, input, 0);
parentOp.RemoveConnection(connection);
}
}
Inputs.Remove(input);
EventExt.Raise(InputRemovedEvent, this, new OperatorPartChangedEventArgs(input));
}
internal void RemoveOutputInternal(OperatorPart output)
{
var outputOp = this;
var parentOp = outputOp.Parent;
// remove possible connection from this output in parent op
if (parentOp != null)
{
var connectionsToRemove = (from con in parentOp.Connections
where con.SourceOp == outputOp
where con.SourceOpPart == output
select con).ToList();
foreach (var connection in connectionsToRemove)
{
parentOp.RemoveConnection(connection);
}
}
Outputs.Remove(output);
UpdateOutputIndices();
EventExt.Raise(OutputRemovedEvent, this, new OperatorPartChangedEventArgs(output));
}
internal void TriggerOperatorPartStateChanged(OperatorPartStateChangedEventArgs args)
{
EventExt.Raise(OperatorPartStateChangedEvent, this, args);
}
protected void TriggerDisabledEvent()
{
EventExt.Raise(DisabledEvent, this, EventArgs.Empty);
}
internal void TriggerVisibleChanged(VisibleChangedEventArgs args)
{
EventExt.Raise(VisibleChangedEvent, this, args);
}
internal void TriggerWidthChanged(WidthChangedEventArgs args)
{
EventExt.Raise(WidthChangedEvent, this, args);
}
internal void TriggerPositionChanged(PositionChangedEventArgs args)
{
EventExt.Raise(PositionChangedEvent, this, args);
}
private void TriggerConnectionRemoved(ConnectionChangedEventArgs args)
{
EventExt.Raise(ConnectionRemovedEvent, this, args);
}
internal void AddOperator(Operator op)
{
InternalOps.Add(op);
op.Parent = this;
EventExt.Raise(OperatorAddedEvent, this, new OperatorChangedEventArgs(op));
}