File indexing completed on 2025-04-27 03:58:26

 /* ============================================================
  *
  * This file is a part of digiKam project
  * https://www.digikam.org
  *
  * Date        : 2006-01-10
  * Description : a widget to display CIE tongue from an ICC profile.
  *
  * SPDX-FileCopyrightText: 2006-2024 by Gilles Caulier <caulier dot gilles at gmail dot com>
  *
  * SPDX-License-Identifier: GPL-2.0-or-later
  *
  * ============================================================ */
 
 #ifndef DIGIKAM_CIE_TONGUE_WIDGET_H
 #define DIGIKAM_CIE_TONGUE_WIDGET_H
 
 // Qt includes
 
 #include <QWidget>
 #include <QColor>
 #include <QPaintEvent>
 #include <QUrl>
 
 // Local includes
 
 #include "digikam-lcms.h"
 #include "digikam_export.h"
 
 namespace Digikam
 {
 
 class DIGIKAM_EXPORT CIETongueWidget : public QWidget
 {
     Q_OBJECT
 
 public:
 
     explicit CIETongueWidget(int w, int h,
                              QWidget* const parent = nullptr,
                              cmsHPROFILE hMonitor = nullptr);
     ~CIETongueWidget() override;
 
     bool setProfileData(const QByteArray& profileData = QByteArray());
     bool setProfileFromFile(const QUrl& file = QUrl());
 
     void loadingStarted();
     void loadingFailed();
     void uncalibratedColor();
 
 protected:
 
     int  grids(double val) const;
 
     void outlineTongue();
     void fillTongue();
     void drawTongueAxis();
     void drawTongueGrid();
     void drawLabels();
 
     QRgb colorByCoord(double x, double y);
     void drawSmallElipse(LPcmsCIExyY xyY, BYTE r, BYTE g, BYTE b, int sz);
 
     void resizeEvent(QResizeEvent* event) override;
     void paintEvent(QPaintEvent*)         override;
 
 private:
 
     void drawColorantTriangle();
     void drawWhitePoint();
     void drawPatches();
     void updatePixmap();
 
     void mapPoint(int& icx, int& icy, LPcmsCIExyY xyY);
     void biasedLine(int x1, int y1, int x2, int y2);
     void biasedText(int x, int y, const QString& txt);
 
     void setProfile(cmsHPROFILE hProfile);
 
 private Q_SLOTS:
 
     void slotProgressTimerDone();
 
 private:
 
     class Private;
     Private* const d;
 };
 
 } // namespace Digikam
 
 #endif // DIGIKAM_CIE_TONGUE_WIDGET_H