scribbles-desktop/src/app/Node.h

37 lines
No EOL
876 B
C++

#pragma once
#include <QGraphicsItem>
#include <QList>
class Edge;
class GraphWidget;
class Node : public QGraphicsItem
{
public:
Node(GraphWidget *graphWidget);
void addEdge(Edge *edge);
QList<Edge *> edges() const;
enum { Type = UserType + 1 };
int type() const override { return Type; }
void calculateForces();
bool advancePosition();
QRectF boundingRect() const override;
QPainterPath shape() const override;
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override;
protected:
QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
private:
QList<Edge *> edgeList;
QPointF newPos;
GraphWidget *graph;
};