#ifndef WAFFLEGRAPHICSVIEW_H
#define WAFFLEGRAPHICSVIEW_H
#include <QGraphicsView>
#include <QGraphicsScene>
#include <QGraphicsRectItem>
#include <QMouseEvent>
#include <QLabel>
#include <QPointer>
#include <CViewInterface.h>
#include <QColor>
#include <QDebug>
#include <QPen>
#include <QMenu>
#include <QGraphicsSceneContextMenuEvent>
#include <CWaferMatrix.h>

class WaffleItem : public QObject, public QGraphicsRectItem {
public:
    WaffleItem(ns_mat::WAFFLE_MATRIX_POINT_STRUCT point, double penSize, QGraphicsItem* parent = nullptr);

    void setSelected(bool selected);
    void setLeftSelected(bool selected);
    void setPenSize(double size);
    void WaffleItem::setRightSelected(bool selected);
    ns_mat::WAFFLE_MATRIX_POINT_STRUCT getPoint();


private:

    // 获取单元格状态颜色
    QColor getColorByStatus();
    WAFFLE_MATRIX_POINT_STRUCT point;
    double penSize;
protected:
    void hoverEnterEvent(QGraphicsSceneHoverEvent*) override;
    void hoverLeaveEvent(QGraphicsSceneHoverEvent*) override;
};

class WaffleGraphicsView : public QGraphicsView {
    Q_OBJECT

public:
    WaffleGraphicsView(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;
    QVector <QGraphicsItem*> selectedItems;
    QLabel *thumbnailLabel; // 缩略图标签
    bool thumbnailVisible; // 缩略图可见状态

    QPair<int, int> topLeftIndex;
    QPair<int, int> bottomRightIndex;
    QPointer<WaffleItem> selectedItem;
    QPointer<WaffleItem> topLeftItem;
    QPointer<WaffleItem> bottomRightItem;

    void showThumbnail();
    void hideThumbnail();

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

    ns_module::CViewInterface* m_pCViewInterface;
};



#endif // WAFFLEGRAPHICSVIEW_H