itempropertiescolorstab.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2004-11-17
 * Description : a tab to display item colors information
 *
 * Copyright (C) 2004-2022 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_ITEM_PROPERTIES_COLORS_TAB_H
#define DIGIKAM_ITEM_PROPERTIES_COLORS_TAB_H
 
// Qt includes
 
#include <QWidget>
#include <QByteArray>
#include <QTabWidget>
#include <QUrl>
#include <QRect>
 
// Local includes
 
#include "dimg.h"
#include "digikam_export.h"
 
class KConfigGroup;
 
namespace Digikam
{
 
class DImg;
class LoadingDescription;
 
class DIGIKAM_EXPORT ItemPropertiesColorsTab : public QTabWidget
{
    Q_OBJECT
 
public:
 
    explicit ItemPropertiesColorsTab(QWidget* const parent);
    ~ItemPropertiesColorsTab() override;
 
    void setData(const QUrl& url=QUrl(),
                 const QRect& selectionArea = QRect(),
                 DImg* const img=nullptr);
 
    void setSelection(const QRect& selectionArea);
 
    void readSettings(const KConfigGroup& group);
    void writeSettings(KConfigGroup& group);
 
private:
 
    void loadImageFromUrl(const QUrl& url);
    void updateInformation();
    void updateStatistics();
    void getICCData();
 
private Q_SLOTS:
 
    void slotRefreshOptions();
    void slotHistogramComputationFailed();
    void slotChannelChanged();
    void slotScaleChanged();
    void slotRenderingChanged(int rendering);
    void slotMinValueChanged(int);
    void slotMaxValueChanged(int);
 
    void slotUpdateInterval(int min, int max);
    void slotUpdateIntervalFromRGB(int min, int max);
    void slotUpdateIntervRange(int range);
 
    void slotLoadImageFromUrlComplete(const LoadingDescription& loadingDescription, const DImg& img);
    void slotMoreCompleteLoadingAvailable(const LoadingDescription& oldLoadingDescription,
                                          const LoadingDescription& newLoadingDescription);
 
private:
 
    class Private;
    Private* const d;
};
 
} // namespace Digikam
 
#endif // DIGIKAM_ITEM_PROPERTIES_COLORS_TAB_H