You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
73 lines
1.8 KiB
73 lines
1.8 KiB
#ifndef NODE_H
|
|
#define NODE_H
|
|
|
|
#include <QGraphicsTextItem>
|
|
#include <QTextCursor>
|
|
|
|
#include "edge.h"
|
|
#include "graphwidget.h"
|
|
|
|
class GraphWidget;
|
|
|
|
class Node : public QGraphicsTextItem
|
|
{
|
|
public:
|
|
|
|
Node(GraphWidget *graphWidget = 0);
|
|
~Node();
|
|
|
|
void addEdge(Edge *edge, bool startsFromThisNode);
|
|
void deleteEdge(Node *otherEnd);
|
|
void removeEdgeFromList(Edge *edge);
|
|
|
|
void setBorder(const bool &hasBorder);
|
|
void setActive(const bool &active = true);
|
|
void setEditable(const bool &editable = true);
|
|
|
|
void showNumber(const int &number, const bool& show = true,
|
|
const bool &numberIsSpecial = false);
|
|
double calculateBiggestAngle();
|
|
|
|
// changing visibility from prot to pub
|
|
void keyPressEvent(QKeyEvent *event);
|
|
bool isConnected(const Node *node) const;
|
|
|
|
QList<Edge *> edgesFrom() const;
|
|
|
|
protected:
|
|
|
|
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
|
|
QWidget *widget);
|
|
QVariant itemChange(GraphicsItemChange change, const QVariant &value);
|
|
void mousePressEvent(QGraphicsSceneMouseEvent *event);
|
|
void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
|
|
void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
|
|
void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
|
|
|
|
private:
|
|
|
|
double doubleModulo(const double &devided, const double &devisor);
|
|
|
|
struct EdgeElement
|
|
{
|
|
Edge *edge;
|
|
bool startsFromThisNode;
|
|
EdgeElement(Edge *e, bool s) : edge(e), startsFromThisNode(s) {}
|
|
};
|
|
|
|
QList<EdgeElement> m_edgeList;
|
|
GraphWidget *m_graph;
|
|
bool m_isActive;
|
|
int m_number;
|
|
bool m_hasBorder;
|
|
bool m_numberIsSpecial;
|
|
|
|
static const double m_pi;
|
|
static const double m_oneAndHalfPi;
|
|
static const double m_twoPi;
|
|
|
|
static const QColor m_orange;
|
|
};
|
|
|
|
#endif // NODE_H
|