static public ComponentFabric GetInstance()
{
if (instance == null)
{
instance = new ComponentFabric();
}
return(instance);
}
public void UpdatePortsInComponentInstances()
{
/* Remove unexists port in defenition */
foreach (CompositionInstance composition in Compositions)
{
foreach (ComponentInstance compInstance in composition.ComponentInstances)
{
ComponentDefenition compDefenition = compInstance.ComponentDefenition;
for (int i = compInstance.Ports.Count - 1; i >= 0; i--)
{
PortPainter portPainter = compInstance.Ports[i];
PortDefenition portDefenition = compDefenition.Ports.FindObject(portPainter.PortDefenitionGuid);
if (portDefenition == null)
{
DeletePort(portPainter);
}
}
}
}
/* Add new or missing ports */
foreach (CompositionInstance composition in Compositions)
{
foreach (ComponentInstance compInstance in composition.ComponentInstances)
{
ComponentDefenition compDefenition = compInstance.ComponentDefenition;
foreach (PortDefenition portDef in compDefenition.Ports)
{
bool find = false;
foreach (PortPainter portPainter in compInstance.Ports)
{
if (portPainter.PortDefenition.Equals(portDef))
{
find = true;
break;
}
}
if (!find)
{
double x = compInstance.Painter.Left - PortPainter.DefaultWidth / 2.0;
double y = (compInstance.Painter.Top + compInstance.Painter.Bottom) / 2;
PortPainter portPainter = ComponentFabric.GetInstance().CreatePortPainter(portDef, x, y);
compInstance.Ports.Add(portPainter);
}
}
}
}
}
