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Node.cpp
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197 lines (144 loc) · 3.07 KB
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#include "Node.hpp"
#include <QtCore/QObject>
#include <iostream>
#include "FlowScene.hpp"
#include "NodeGraphicsObject.hpp"
#include "NodeDataModel.hpp"
#include "ConnectionGraphicsObject.hpp"
#include "ConnectionState.hpp"
//------------------------------------------------------------------------------
Node::
Node(std::unique_ptr<NodeDataModel> && dataModel)
: _id(QUuid::createUuid())
, _nodeDataModel(std::move(dataModel))
, _nodeState(_nodeDataModel)
, _nodeGeometry(_nodeDataModel)
, _nodeGraphicsObject(nullptr)
{
_nodeGeometry.recalculateSize();
// propagate data: model => node
connect(_nodeDataModel.get(), &NodeDataModel::dataUpdated,
this, &Node::onDataUpdated);
}
Node::
~Node()
{
std::cout << "Node destructor" << std::endl;
}
void
Node::
save(Properties &p) const
{
// save unique object id
p.put("id", _id);
// save data model name
_nodeDataModel->save(p);
// save node graphics position
p.put("position", _nodeGraphicsObject->pos());
}
void
Node::
restore(Properties const &p)
{
p.get("id", &_id);
QPointF point;
p.get("position", &point);
_nodeGraphicsObject->setPos(point );
_nodeDataModel->restore(p);
}
QUuid
Node::
id() const
{
return _id;
}
void
Node::
reactToPossibleConnection(PortType reactingPortType,
NodeDataType reactingDataType,
QPointF const &scenePoint)
{
QTransform const t = _nodeGraphicsObject->sceneTransform();
QPointF p = t.inverted().map(scenePoint);
_nodeGeometry.setDraggingPosition(p);
_nodeGraphicsObject->update();
_nodeState.setReaction(NodeState::REACTING,
reactingPortType,
reactingDataType);
}
void
Node::
resetReactionToConnection()
{
_nodeState.setReaction(NodeState::NOT_REACTING);
_nodeGraphicsObject->update();
}
std::unique_ptr<NodeGraphicsObject> const &
Node::
nodeGraphicsObject() const
{
return _nodeGraphicsObject;
}
std::unique_ptr<NodeGraphicsObject> &
Node::
nodeGraphicsObject()
{
return _nodeGraphicsObject;
}
void
Node::
setGraphicsObject(std::unique_ptr<NodeGraphicsObject>&& graphics)
{
_nodeGraphicsObject = std::move(graphics);
_nodeGeometry.recalculateSize();
}
NodeGeometry&
Node::
nodeGeometry()
{
return _nodeGeometry;
}
NodeGeometry const&
Node::
nodeGeometry() const
{
return _nodeGeometry;
}
NodeState const &
Node::
nodeState() const
{
return _nodeState;
}
NodeState &
Node::
nodeState()
{
return _nodeState;
}
std::unique_ptr<NodeDataModel> const &
Node::
nodeDataModel() const
{
return _nodeDataModel;
}
void
Node::
propagateData(std::shared_ptr<NodeData> nodeData,
PortIndex inPortIndex) const
{
_nodeDataModel->setInData(nodeData, inPortIndex);
_nodeGeometry.recalculateSize();
_nodeGraphicsObject->setGeometryChanged();
_nodeGraphicsObject->update();
}
void
Node::
onDataUpdated(PortIndex index)
{
auto nodeData = _nodeDataModel->outData(index);
auto connections =
_nodeState.connections(PortType::Out, index);
for (auto const & c : connections)
c.second->propagateData(nodeData);
}