/*
 *  This file is part of RawTherapee.
 *
 *  Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
 *
 *  RawTherapee 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 3 of the License, or
 *  (at your option) any later version.
 *
 *  RawTherapee 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.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef _DIAGONALCURVEEDITORSUBGROUP_
#define _DIAGONALCURVEEDITORSUBGROUP_

#include "curveeditorgroup.h"
#include <gtkmm.h>

class DiagonalCurveEditor;

class DiagonalCurveEditorSubGroup: public CurveEditorSubGroup,
                                   public SHCListener,
                                   public AdjusterListener {

    friend class DiagonalCurveEditor;

protected:
    Gtk::Grid *customCurveGrid;
    Gtk::Grid *NURBSCurveGrid;
    Gtk::Grid *paramCurveGrid;

    MyDiagonalCurve *customCurve;
    MyDiagonalCurve *NURBSCurve;
    MyDiagonalCurve *paramCurve;

    SHCSelector *shcSelector;
    Adjuster *highlights;
    Adjuster *lights;
    Adjuster *darks;
    Adjuster *shadows;

    Adjuster *editedAdjuster;
    int editedAdjusterValue;

    CoordinateAdjuster *customCoordAdjuster;
    CoordinateAdjuster *NURBSCoordAdjuster;

    Gtk::Button *saveCustom;
    Gtk::Button *loadCustom;
    Gtk::Button *copyCustom;
    Gtk::Button *pasteCustom;
    Gtk::ToggleButton *editPointCustom;
    Gtk::ToggleButton *editCustom;
    sigc::connection editCustomConn, editPointCustomConn;
    Gtk::Button *saveNURBS;
    Gtk::Button *loadNURBS;
    Gtk::Button *copyNURBS;
    Gtk::Button *pasteNURBS;
    Gtk::ToggleButton *editPointNURBS;
    Gtk::ToggleButton *editNURBS;
    sigc::connection editNURBSConn, editPointNURBSConn;
    Gtk::Button *saveParam;
    Gtk::Button *loadParam;
    Gtk::Button *copyParam;
    Gtk::Button *pasteParam;
    Gtk::ToggleButton *editParam;
    sigc::connection editParamConn;

    int activeParamControl;

public:
    DiagonalCurveEditorSubGroup(CurveEditorGroup *prt, Glib::ustring &curveDir,
                                float curvesRatio = 1.f);
    ~DiagonalCurveEditorSubGroup() override;

    DiagonalCurveEditor *addCurve(Glib::ustring curveLabel = "");
    void updateBackgroundHistogram(CurveEditor *ce) override;
    void switchGUI() override;
    void refresh(CurveEditor *curveToRefresh) override;
    void editModeSwitchedOff() override;
    void pipetteMouseOver(EditDataProvider *provider, int modifierKey) override;
    bool pipetteButton1Pressed(EditDataProvider *provider,
                               int modifierKey) override;
    void pipetteButton1Released(EditDataProvider *provider) override;
    void pipetteDrag(EditDataProvider *provider, int modifierKey) override;
    void showCoordinateAdjuster(CoordinateProvider *provider) override;
    void stopNumericalAdjustment() override;

    bool curveReset(CurveEditor *ce) override;

    void showEditButton(bool yes) override;

protected:
    void storeCurveValues(CurveEditor *ce,
                          const std::vector<double> &p) override;
    void storeDisplayedCurve() override;
    void restoreDisplayedHistogram() override;
    void savePressed();
    void loadPressed();
    void copyPressed();
    void pastePressed();
    void editPointToggled(Gtk::ToggleButton *button);
    void editToggled(Gtk::ToggleButton *button);
    void removeEditor() override;
    const std::vector<double> getCurveFromGUI(int type) override;
    void shcChanged() override;
    void adjusterChanged(Adjuster *a, double newval) override;
    void adjusterAutoToggled(Adjuster *a, bool newval) override;
    bool adjusterEntered(GdkEventCrossing *ev, int ac);
    bool adjusterLeft(GdkEventCrossing *ev, int ac);
    void setSubGroupRangeLabels(Glib::ustring r1, Glib::ustring r2,
                                Glib::ustring r3, Glib::ustring r4);
    void setSubGroupBottomBarBgGradient();
};

#endif
