#pragma once

#include <QDialog>
#include <QImage>
#include <QRect>
#include <QSize>

class QLabel;
class QPushButton;

class ImageCropDialog final : public QDialog {
    Q_OBJECT
public:
    explicit ImageCropDialog(const QString& imagePath, QWidget* parent = nullptr);

    bool hasValidSelection() const;
    QRect selectedRectInImagePixels() const;

private slots:
    void onReset();
    void onOk();

private:
    void loadImageOrClose();
    void rebuildUi();

private:
    class CropView;
    CropView* m_view = nullptr;
    QPushButton* m_okButton = nullptr;

    QString m_imagePath;
    QImage m_image;
    /// read() 前 reader.size() 得到的原图逻辑尺寸（与 m_image 可能为缩放预览不一致）
    QSize m_sourceLogicalSize;
};