QFD2/QFD/CCanvas/CSchemeView.h

#ifndef CSCHEMEVIEW_H
#define CSCHEMEVIEW_H

#include <QGraphicsView>

class CSchemeItem;

class CSchemeView : public QGraphicsView
{
public:
    CSchemeView(QWidget *parent = nullptr);

    void addItem(CSchemeItem *item);

    void clear();

    void refreshItems();

    qreal maxItemHeight() const;

    void refreshItemsGeometry();

private:
    QGraphicsItemGroup *m_group = nullptr;

    // 场景中显示的项目
    QList<CSchemeItem *> m_schemes;

    QList<QGraphicsItem *> m_items;

    qreal m_hNodeSpace = 50;
};

#endif  // CSCHEMEVIEW_H