perspectivetool.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2005-02-17
 * Description : a tool to change image perspective .
 *
 * Copyright (C) 2005-2022 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_EDITOR_PERSPECTIVE_TOOL_H
#define DIGIKAM_EDITOR_PERSPECTIVE_TOOL_H
 
// Local includes
 
#include "editortool.h"
 
class QRect;
 
using namespace Digikam;
 
namespace DigikamEditorPerspectiveToolPlugin
{
 
class PerspectiveTool : public EditorTool
{
    Q_OBJECT
 
public:
 
    explicit PerspectiveTool(QObject* const parent);
    ~PerspectiveTool()                          override;
 
private Q_SLOTS:
 
    void slotInverseTransformationChanged(bool b);
    void slotResetSettings()                    override;
    void slotUpdateInfo(const QRect& newSize,
                        float topLeftAngle,
                        float topRightAngle,
                        float bottomLeftAngle,
                        float bottomRightAngle,
                        bool valid);
    void slotColorGuideChanged();
 
private:
 
    void readSettings()                         override;
    void writeSettings()                        override;
    void finalRendering()                       override;
    void setBackgroundColor(const QColor& bg)   override;
 
private:
 
    class Private;
    Private* const d;
};
 
} // namespace DigikamEditorPerspectiveToolPlugin
 
#endif // DIGIKAM_EDITOR_PERSPECTIVE_TOOL_H