#ifndef HMIWIDGET_H
#define HMIWIDGET_H

#include <QGraphicsRectItem>
#include <QGraphicsEllipseItem>
#include <QGraphicsSceneMouseEvent>
#include <QCursor>
#include <QPainter>

// 可调整大小的形状模板基类
template <typename BaseShape>
class ResizableShape : public BaseShape {
protected:
    bool resizing;

public:
    ResizableShape(qreal x, qreal y, qreal w, qreal h);

    // 事件处理
    void hoverMoveEvent(QGraphicsSceneHoverEvent *event) override;
    void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
    void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
    void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override;
protected:
    bool isInResizeArea(const QPointF &pos) const;
};

// 可调整大小的矩形
class ResizableRectangle : public ResizableShape<QGraphicsRectItem> {
public:
    ResizableRectangle(qreal x, qreal y, qreal w, qreal h);
    QColor pressedColor() const { return m_pressedColor; }
    void setPressedColor(const QColor& color) { m_pressedColor = color; }

    QColor releasedColor() const { return m_releasedColor; }
    void setReleasedColor(const QColor& color) { m_releasedColor = color; }

    QString name() const { return m_name; }
    void setName(const QString& name) { m_name = name; }

private:
    QColor m_pressedColor = Qt::green;    // 按钮按下时的颜色
    QColor m_releasedColor = Qt::yellow;  // 按钮松开时的颜色
    QString m_name = "按钮";               // 默认名称
};
class NamedItem {
public:
    virtual QString name() const = 0;
    virtual void setName(const QString& name) = 0;
    virtual ~NamedItem() = default;
};
// 可调整大小的椭圆
class ResizableEllipse : public ResizableShape<QGraphicsEllipseItem> {
public:
    ResizableEllipse(qreal x, qreal y, qreal w, qreal h);
    QColor onColor() const { return m_onColor; }
    void setOnColor(const QColor& color) { m_onColor = color; }

    QColor offColor() const { return m_offColor; }
    void setOffColor(const QColor& color) { m_offColor = color; }

    QString name() const { return m_name; }
    void setName(const QString& name) { m_name = name; }

private:
    QColor m_onColor = Qt::green;     // 默认开状态颜色
    QColor m_offColor = Qt::red;   // 默认关状态颜色
    QString m_name = "指示灯";       // 默认名称
};

#endif // HMIWIDGET_H