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// ************************************************************************** //
//
// BornAgain: simulate and fit scattering at grazing incidence
//
//! @file GUI/coregui/Views/SampleDesigner/NodeEditorConnection.h
//! @brief Defines class NodeEditorConnection
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************** //
#ifndef BORNAGAIN_GUI_COREGUI_VIEWS_SAMPLEDESIGNER_NODEEDITORCONNECTION_H
#define BORNAGAIN_GUI_COREGUI_VIEWS_SAMPLEDESIGNER_NODEEDITORCONNECTION_H
/*
* Node editor: original code is taken from
* http://algoholic.eu/qnodeseditor-qt-nodesports-based-data-processing-flow-editor/
* Copyright (c) 2012, STANISLAW ADASZEWSKI
*/
#include "GUI/coregui/Views/SampleDesigner/ViewTypes.h"
#include <QGraphicsPathItem>
class NodeEditorPort;
class ConnectableView;
class NodeEditorConnection : public QGraphicsPathItem
{
public:
NodeEditorConnection(QGraphicsItem* parent = 0, QGraphicsScene* scene = 0);
virtual ~NodeEditorConnection();
void setPos1(const QPointF& p);
void setPos2(const QPointF& p);
void setPort1(NodeEditorPort* p);
void setPort2(NodeEditorPort* p);
void updatePosFromPorts();
void updatePath();
NodeEditorPort* port1() const;
NodeEditorPort* port2() const;
NodeEditorPort* inputPort();
NodeEditorPort* outputPort();
int type() const { return ViewTypes::NODE_EDITOR_CONNECTION; }
void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget);
//! returns parent view, i.e. the view which owns input port of given connection
ConnectableView* getParentView();
//! returns child view, i.e. the view which owns output port of given connection
ConnectableView* getChildView();
private:
QPointF pos1;
QPointF pos2;
NodeEditorPort* m_port1;
NodeEditorPort* m_port2;
};
#endif // BORNAGAIN_GUI_COREGUI_VIEWS_SAMPLEDESIGNER_NODEEDITORCONNECTION_H
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