File indexing completed on 2025-04-20 11:09:32

 //
 // C++ Implementation: electronicconnector
 //
 // Description:
 //
 //
 // Author: David Saxton, Alan Grimes, Zoltan Padrah <zoltan.padrah@gmail.com>, (C) 2008
 //
 // Copyright: See COPYING file that comes with this distribution
 //
 //
 #include "electronicconnector.h"
 
 #include "ecnode.h"
 #include "junctionnode.h"
 #include "wire.h"
 
 #include <algorithm>
 
 ElectronicConnector::ElectronicConnector(ECNode *startNode, ECNode *endNode, ICNDocument *_ICNDocument, QString *id)
     : Connector(startNode, endNode, _ICNDocument, id)
 {
     m_startEcNode = startNode;
     m_endEcNode = endNode;
 
     if (startNode && endNode) {
         connect(startNode, &ECNode::numPinsChanged, this, &ElectronicConnector::syncWiresWithNodes);
         connect(endNode, &ECNode::numPinsChanged, this, &ElectronicConnector::syncWiresWithNodes);
         syncWiresWithNodes();
     }
 }
 
 ElectronicConnector::~ElectronicConnector()
 {
 }
 
 void ElectronicConnector::syncWiresWithNodes()
 {
     ECNode *startEcNode = m_startEcNode;
     ECNode *endEcNode = m_endEcNode;
 
     if (!startEcNode || !endEcNode)
         return;
 
     // FIXME more dynamic_cast to avoid using type() member
     const bool isStartNodeJunction = dynamic_cast<JunctionNode *>(startEcNode) != nullptr;
     const bool isEndNodeJunction = dynamic_cast<JunctionNode *>(endEcNode) != nullptr;
 
     unsigned newNumWires = 0;
 
     if (isStartNodeJunction || isEndNodeJunction)
         newNumWires = std::max(startEcNode->numPins(), endEcNode->numPins());
     else
         newNumWires = std::min(startEcNode->numPins(), endEcNode->numPins());
 
     unsigned oldNumWires = m_wires.size();
 
     if (newNumWires == oldNumWires)
         return;
 
     // Critical section? ################3
     //  m_bIsSyncingWires = true;
     if (isStartNodeJunction)
         startEcNode->setNumPins(newNumWires);
 
     if (isEndNodeJunction)
         endEcNode->setNumPins(newNumWires);
 
     //  m_bIsSyncingWires = false;
     // ####################################
 
     if (newNumWires > oldNumWires) {
         m_wires.resize(newNumWires);
 
         for (unsigned i = oldNumWires; i < newNumWires; i++) {
             if (startEcNode->pin(i) && endEcNode->pin(i))
                 m_wires[i] = new Wire(startEcNode->pin(i), endEcNode->pin(i));
         }
     } else {
         for (unsigned i = newNumWires; i < oldNumWires; i++)
             delete m_wires[i];
 
         m_wires.resize(newNumWires);
     }
 
     updateConnectorLines();
     emit numWiresChanged(newNumWires);
 }
 
 #include "moc_electronicconnector.cpp"