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#include "AbstractGraphModel.hpp"
#include
namespace QtNodes {
void AbstractGraphModel::setPortLayout(PortLayout layout)
{
if (_portLayout != layout) {
_portLayout = layout;
Q_EMIT portLayoutUpdated(layout);
}
}
PortLayout AbstractGraphModel::portLayout() const
{
return _portLayout;
}
void AbstractGraphModel::portsAboutToBeDeleted(NodeId const nodeId,
PortType const portType,
PortIndex const first,
PortIndex const last)
{
_shiftedByDynamicPortsConnections.clear();
auto portCountRole = portType == PortType::In ? NodeRole::InPortCount : NodeRole::OutPortCount;
unsigned int portCount = nodeData(nodeId, portCountRole).toUInt();
if (first > portCount - 1)
return;
if (last < first)
return;
auto clampedLast = std::min(last, portCount - 1);
for (PortIndex portIndex = first; portIndex portCount)
return;
if (last < first)
return;
std::size_t const nNewPorts = last - first + 1;
for (PortIndex portIndex = first; portIndex < portCount; ++portIndex) {
std::unordered_set conns = connections(nodeId, portType, portIndex);
for (auto connectionId : conns) {
// Erases the information about the port on one side;
auto c = makeIncompleteConnectionId(connectionId, portType);
c = makeCompleteConnectionId(c, nodeId, portIndex + nNewPorts);
_shiftedByDynamicPortsConnections.push_back(c);
deleteConnection(connectionId);
}
}
}
void AbstractGraphModel::portsInserted()
{
for (auto const connectionId : _shiftedByDynamicPortsConnections) {
addConnection(connectionId);
}
_shiftedByDynamicPortsConnections.clear();
}
} // namespace QtNodes