imageregionitem.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2013-07-25
 * Description : image region widget item for image editor.
 *
 * Copyright (C) 2013-2014 by Yiou Wang <geow812 at gmail dot com>
 * Copyright (C) 2013-2022 by Gilles Caulier <caulier dot gilles at gmail dot com>
 *
 * This program is free software; you can redistribute it
 * and/or modify it under the terms of the GNU General
 * Public License as published by the Free Software Foundation;
 * either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * ============================================================ */
 
#ifndef DIGIKAM_IMAGE_REGION_ITEM_H
#define DIGIKAM_IMAGE_REGION_ITEM_H
 
// Qt includes
 
#include <QStyleOptionGraphicsItem>
 
// Local includes
 
#include "graphicsdimgitem.h"
#include "digikam_export.h"
#include "dimg.h"
#include "imageregionwidget.h"
 
namespace Digikam
{
 
class DIGIKAM_EXPORT ImageRegionItem : public GraphicsDImgItem
{
    Q_OBJECT
 
public:
 
    explicit ImageRegionItem(ImageRegionWidget* const view, bool paintExtras = true);
    ~ImageRegionItem()                                                                     override;
 
    void setTargetImage(const DImg& img);
    void setHighLightPoints(const QPolygon& pointsList);
    void setRenderingPreviewMode(int mode);
 
    void  paintExtraData(QPainter* const painter);
    QRect getImageRegion() const;
 
    void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget) override;
    void hoverEnterEvent(QGraphicsSceneHoverEvent*)                                        override;
    void hoverLeaveEvent(QGraphicsSceneHoverEvent*)                                        override;
 
private:
 
    class Private;
    Private* const dd;
};
 
} // namespace Digikam
 
#endif // DIGIKAM_IMAGE_REGION_ITEM_H