Root/Software/sie_cg/block_editor/lineitem.h

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41
42#ifndef LINEITEM_H
43#define LINEITEM_H
44
45#include <QGraphicsLineItem>
46#include "arrow.h"
47
48QT_BEGIN_NAMESPACE
49class QGraphicsPolygonItem;
50class QGraphicsLineItem;
51class QGraphicsScene;
52class QRectF;
53class QGraphicsSceneMouseEvent;
54class QPainterPath;
55QT_END_NAMESPACE
56class Arrow;
57
58class lineItem : public QGraphicsLineItem
59{
60public:
61    enum { Type = UserType + 4 };
62
63    lineItem(QPointF startPoint, QPointF endItem, Arrow *ownerArrow, int wt=2,
64        bool movable = 0, QGraphicsItem *parent = 0, QGraphicsScene *scene = 0);
65
66    int type() const
67        { return Type;}
68    QRectF boundingRect() const;
69    QPainterPath shape() const;
70    void setColor(const QColor &color)
71        { myColor=color; }
72
73    Arrow * myOwner()
74        { return myOwnerArrow;}
75
76    bool itemIsMovable() {return isMovable;}
77
78public slots:
79    void updatePos();
80
81protected:
82    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
83               QWidget *widget = 0);
84    void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
85    void mousePressEvent(QGraphicsSceneMouseEvent *event);
86    void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
87    void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
88
89private:
90    QColor myColor;
91    int pWidth;
92    Arrow *myOwnerArrow;
93    int moveItem;
94    bool isMovable;
95};
96
97#endif
98

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