Connector * CircuitICNDocument::createConnector( Node *node, Connector *con, const QPoint &pos2, QPointList *pointList )
{
if(!canConnect( node, con ) ) return 0;
// FIXME dynamic_cast used, fix it in Connector class
ECNode *conStartNode = dynamic_cast<ECNode *> (con->startNode() );
ECNode *conEndNode = dynamic_cast<ECNode *> (con->endNode() );
ECNode *ecNode = dynamic_cast<ECNode *> (node );
const bool usedManual = con->usesManualPoints();
ECNode *newNode = new JunctionNode(this, 0, pos2);
QPointList autoPoints;
if (!pointList) {
addAllItemConnectorPoints();
ConRouter cr(this);
cr.mapRoute( int(node->x()), int(node->y()), pos2.x(), pos2.y() );
autoPoints = cr.pointList(false);
pointList = &autoPoints;
}
QList<QPointList> oldConPoints = con->splitConnectorPoints(pos2);
con->hide();
// The actual new connector
Connector *new1 = newNode->createConnector(node);
ecNode->addConnector(new1);
new1->setRoutePoints(*pointList,usedManual);
// The two connectors formed from the original one when split
Connector *new2 = newNode->createConnector(conStartNode);
conStartNode->addConnector(new2);
new2->setRoutePoints( oldConPoints.at(0), usedManual );
Connector *new3 = conEndNode->createConnector(newNode);
newNode->addConnector(new3);
new3->setRoutePoints( oldConPoints.at(1), usedManual );
// Avoid flicker: tell them to update their draw lists now
con->updateConnectorPoints(false);
new1->updateDrawList();
new2->updateDrawList();
new3->updateDrawList();
// Now it's safe to remove the connector...
con->removeConnector();
flushDeleteList();
deleteNodeGroup(conStartNode);
deleteNodeGroup(conEndNode);
createNodeGroup(newNode)->init();
return new1;
}
Connector *CircuitICNDocument::createConnector( const QString &startNodeId, const QString &endNodeId, QPointList *pointList )
{
ECNode *startNode = getEcNodeWithID(startNodeId);
ECNode *endNode = getEcNodeWithID(endNodeId);
if ( !startNode || !endNode ) {
kDebug() << "Either/both the connector start node and end node could not be found" << endl;
return 0L;
}
if ( !canConnect( startNode, endNode ) ) return 0l;
Connector *connector = endNode->createConnector(startNode);
if (!connector) {
kError() << k_funcinfo << "End node did not create the connector" << endl;
return 0l;
}
startNode->addConnector(connector);
flushDeleteList(); // Delete any connectors that might have been removed by the nodes
// Set the route to the manual created one if the user created such a route
if(pointList) connector->setRoutePoints(*pointList,true);
// FIXME WTF is going on here? Redundant/meaningless code?
// ConnectorList connectorList;
// connectorList.append(connector);
setModified(true);
requestRerouteInvalidatedConnectors();
return connector;
}
bool CircuitICNDocument::joinConnectors( ECNode *node )
{
// We don't want to destroy the node if it has a parent
if ( node->parentItem() ) return false;
node->removeNullConnectors();
// an electronic node can be removed if it has exactly 2 connectors connected to it
int conCount = node->getAllConnectors().count();
if ( conCount != 2 ) return false;
Connector *con1, *con2;
ECNode *startNode = NULL;
ECNode *endNode = NULL;
QPointList conPoints;
con1 = node->connectorList().at(0).data();
con2 = node->connectorList().at(1).data();
if ( con1 == con2 ) return false;
// we don't know on which end of the connectors is our node, so we must check both ends
// HACK // TODO // dynamic_cast used, because Connector doesn't know about ECNode, only Node
if( con1->startNode() == node )
startNode = dynamic_cast<ECNode*> ( con1->endNode() );
else startNode = dynamic_cast<ECNode*> ( con1->startNode() );
if( con2->startNode() == node )
endNode = dynamic_cast<ECNode*> ( con2->endNode() );
else endNode = dynamic_cast<ECNode*> ( con2->startNode() );
conPoints = con1->connectorPoints(false) + con2->connectorPoints(false);
if( !startNode || !endNode ) return false;
Connector *newCon = endNode->createConnector(startNode);
if(!newCon) return false;
startNode->addConnector(newCon);
newCon->setRoutePoints( conPoints, con1->usesManualPoints() || con2->usesManualPoints() );
// Avoid flicker: update draw lists now
con1->updateConnectorPoints(false);
con2->updateConnectorPoints(false);
newCon->updateDrawList();
node->removeNode();
con1->removeConnector();
con2->removeConnector();
return true;
}
