#ifndef BONDGRAPHICSVIEW_H
#define BONDGRAPHICSVIEW_H

#include <QGraphicsView>
#include <QMap>
#include <QLabel>
#include <QGraphicsRectItem>
#include <QPointer>
#include <CBondMatrix.h>
#include <CViewInterface.h>
class BondItem : public QObject, public QGraphicsRectItem {
public:
    BondItem(ns_mat::POINT_INFO_STRUCT point, QGraphicsItem* parent = nullptr);

    void setSelected(bool selected);
    void setLeftSelected(bool selected);
    void setRightSelected(bool selected);
    ns_mat::POINT_INFO_STRUCT point;
    int getDieIndex();


private:
    QPair<int, int> topLeftIndex;
    QPair<int, int> bottomRightIndex;
    QPointer<BondItem> selectedItem;
    QPointer<BondItem> topLeftItem;
    QPointer<BondItem> bottomRightItem;
    bool isSelected = false;
    int dieIndex;
    POINT_INFO_STRUCT m_info;
    // 获取单元格状态颜色
    QColor getColorByStatus();
protected:
    void hoverEnterEvent(QGraphicsSceneHoverEvent*) override;
    void hoverLeaveEvent(QGraphicsSceneHoverEvent*) override;
};

class BondGraphicsView : public QGraphicsView {
    Q_OBJECT
public:
    BondGraphicsView(QGraphicsScene* scene, QWidget* parent = nullptr);
    QPixmap convertToPixmap(const ImageInfo& imgData);
    void yuv422_to_rgb888(const unsigned char* src, unsigned char* dst, int width, int height);
    void setCViewInterface(ns_module::CViewInterface* CViewInterface);

protected:
    void mousePressEvent(QMouseEvent* event) override;
    void mouseMoveEvent(QMouseEvent* event) override;
    void mouseReleaseEvent(QMouseEvent* event) override;
    void wheelEvent(QWheelEvent* event) override;
    bool eventFilter(QObject* obj, QEvent* event) override;

private:
    bool selecting; // 是否正在框选
    QPoint lastPos;
    QPointF selectionStart; // 框选起点
    QGraphicsRectItem* selectionRect; // 框选矩形
    double scaleFactor; // 当前缩放比例
    bool isDragging = false;
    QMap<int, QGraphicsItem*> selectedItemsMap;
    QLabel* thumbnailLabel; // 缩略图标签
    bool thumbnailVisible; // 缩略图可见状态

    QPointer<BondItem> selectedItem;
    ns_module::CViewInterface* m_pCViewInterface;

    QPointer<BondItem> topLeftItem;
    QPointer<BondItem> bottomRightItem;

    void showThumbnail();
    void hideThumbnail();

    void clearRegion();
    void setRegion();
    void checkAndCreateRegion();


};

#endif // BONDGRAPHICSVIEW_H