39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
#ifndef ELECTRICCONNECTLINEITEM_H
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#define ELECTRICCONNECTLINEITEM_H
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#include <QPainterPath>
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#include <QUuid>
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#include "graphicsBaseItem.h"
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class ElectricConnectLineItem : public GraphicsProjectModelItem
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{
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public:
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ElectricConnectLineItem(QGraphicsItem *parent = 0);
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ElectricConnectLineItem(const ElectricConnectLineItem&); //暂不拷贝位置关系,由线自己计算
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virtual ~ElectricConnectLineItem();
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virtual ElectricConnectLineItem* clone() const override;
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void setStartPoint(const QPointF& p);
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void setEndPoint(const QPointF& p);
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QPainterPath getPoints(void) const { return m_points; }
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void moveLine(QPointF); //鼠标点击拖动
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void calculatePath();
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void resetCurLine(){_curLine = QPoint();}
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protected:
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virtual QPainterPath shape() const override;
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virtual QRectF boundingRect() const override;
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virtual void paint(QPainter*, const QStyleOptionGraphicsItem*, QWidget*) override;
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private:
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void initial();
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private:
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QPainterPath m_points;
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QPainterPath m_pointsBoundingRect; //包裹点的矩形集合
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QList<QPointF> m_lstPoints;
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QPoint _curLine; //参数1用点序号表示的当前线段起始点,参数2表示线段方向
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};
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#endif
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