#ifndef IMAGEPREVIEWER_H
#define IMAGEPREVIEWER_H

#include <QWidget>

/**
 * @brief 用于ImageLoader的图片预览器
 */
class ImagePreviewer : public QWidget
{
    Q_OBJECT
public:
    explicit ImagePreviewer(QWidget *parent = nullptr);

    void setImg(QImage img);

    void setMaxScaleMultiple(int m);

protected:
    virtual void paintEvent(QPaintEvent* event) override;

signals:

private:
    QImage m_img;

    int m_maxScaleMultiple = 3;
};

#endif // IMAGEPREVIEWER_H