{

ConnectionState(PortType port = PortType::None)

: _requiredPort(port)

{}

ConnectionState(const ConnectionState&) = delete;

ConnectionState operator=(const ConnectionState&) = delete;

~ConnectionState();

void setRequiredPort(PortType end)

{ _requiredPort = end; }

PortType requiredPort() const

{ return _requiredPort; }

bool requiresPort() const

{ return _requiredPort != PortType::None; }

void setNoRequiredPort()

{ _requiredPort = PortType::None; }

void interactWithNode(Node* node);

void setLastHoveredNode(Node* node);

Node*

lastHoveredNode() const

{ return _lastHoveredNode; }

void resetLastHoveredNode();

PortType _requiredPort;

Node* _lastHoveredNode{nullptr};