DiagramDesigner/diagramCavas/include/util/connectingSelector.h

/**
     *\file connectingSelector.h
     *
     *\brief 用来实现图元连接的selector
     *
     *\author by
     */

#ifndef CONNECTINGSELECTOR_H
#define CONNECTINGSELECTOR_H

#include "baseSelector.h"

class GraphicsProjectModelItem;


class ConnectingSelector : public BaseSelector
{
    Q_OBJECT

public:
    explicit ConnectingSelector(FixedPortsModel* model,QObject *parent = 0);
    virtual ~ConnectingSelector();
public:
    bool targetCouldConnect(GraphicsProjectModelItem* p,QPointF pos);
    void setTargetHighLight(bool val);      //设置目标高亮
    void createConnectLline(GraphicsProjectModelItem* connecting,GraphicsProjectModelItem* touched,DesignerScene* scene);
public:
    void mousePressEvent(QGraphicsSceneMouseEvent*, DesignerScene*);
    void mouseMoveEvent(QGraphicsSceneMouseEvent*, DesignerScene*);
    void mouseReleaseEvent(QGraphicsSceneMouseEvent*, DesignerScene*);
private:
    GraphicsProjectModelItem*    m_pConnectingItem;
    GraphicsProjectModelItem*    m_pTouchedItem;            //连线时接触的对象
    bool                 m_bReadyConnect;           //准备连接
};

#endif