/*
 *  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/>.
 */
#include "labcurve.h"
#include <iomanip>
#include "../rtengine/improcfun.h"

using namespace rtengine;
using namespace rtengine::procparams;

LCurve::LCurve () : Gtk::VBox(), FoldableToolPanel(this) {

	set_border_width(4);

	std::vector<GradientMilestone> milestones;

	brightness = Gtk::manage (new Adjuster (M("TP_LABCURVE_BRIGHTNESS"), -100., 100., 1., 0.));
	contrast   = Gtk::manage (new Adjuster (M("TP_LABCURVE_CONTRAST"), -100., 100., 1., 0.));
	chromaticity   = Gtk::manage (new Adjuster (M("TP_LABCURVE_CHROMATICITY"), -100., 100., 1., 0.));
	chromaticity->set_tooltip_markup(M("TP_LABCURVE_CHROMA_TOOLTIP"));

	pack_start (*brightness);
	brightness->show ();

	pack_start (*contrast);
	contrast->show ();

	pack_start (*chromaticity);
	chromaticity->show ();
		
	brightness->setAdjusterListener (this);
	contrast->setAdjusterListener (this);
	chromaticity->setAdjusterListener (this);
	
	//%%%%%%%%%%%%%%%%%%
	Gtk::HSeparator *hsep2 = Gtk::manage (new  Gtk::HSeparator());
	hsep2->show ();
	pack_start (*hsep2, Gtk::PACK_EXPAND_WIDGET, 4);
	
	avoidcolorshift = Gtk::manage (new Gtk::CheckButton (M("TP_LABCURVE_AVOIDCOLORSHIFT")));
	avoidcolorshift->set_tooltip_text (M("TP_LABCURVE_AVOIDCOLORSHIFT_TOOLTIP"));
	pack_start (*avoidcolorshift, Gtk::PACK_SHRINK, 4);
	
	lcredsk = Gtk::manage (new Gtk::CheckButton (M("TP_LABCURVE_LCREDSK")));
	lcredsk->set_tooltip_markup (M("TP_LABCURVE_LCREDSK_TIP"));
	pack_start (*lcredsk);

	rstprotection = Gtk::manage ( new Adjuster (M("TP_LABCURVE_RSTPROTECTION"), 0., 100., 0.1, 0.) );
	pack_start (*rstprotection);
	rstprotection->show ();
	
	rstprotection->setAdjusterListener (this);
	rstprotection->set_tooltip_text (M("TP_LABCURVE_RSTPRO_TOOLTIP"));
	
	acconn = avoidcolorshift->signal_toggled().connect( sigc::mem_fun(*this, &LCurve::avoidcolorshift_toggled) );
	lcconn = lcredsk->signal_toggled().connect( sigc::mem_fun(*this, &LCurve::lcredsk_toggled) );
	
	//%%%%%%%%%%%%%%%%%%%

	Gtk::HSeparator *hsep3 = Gtk::manage (new  Gtk::HSeparator());
	hsep3->show ();
	pack_start (*hsep3, Gtk::PACK_EXPAND_WIDGET, 4);

	curveEditorG = new CurveEditorGroup (options.lastLabCurvesDir);
	curveEditorG->setCurveListener (this);

	lshape = static_cast<DiagonalCurveEditor*>(curveEditorG->addCurve(CT_Diagonal, "L"));
	lshape->setTooltip(M("TP_LABCURVE_CURVEEDITOR_LL_TOOLTIP"));
	
	ashape = static_cast<DiagonalCurveEditor*>(curveEditorG->addCurve(CT_Diagonal, "a"));
	ashape->setRangeLabels(
			M("TP_LABCURVE_CURVEEDITOR_A_RANGE1"), M("TP_LABCURVE_CURVEEDITOR_A_RANGE2"),
			M("TP_LABCURVE_CURVEEDITOR_A_RANGE3"), M("TP_LABCURVE_CURVEEDITOR_A_RANGE4")
	);
	//from green to magenta
	milestones.clear();
	milestones.push_back( GradientMilestone(0., 0., 1., 0.) );
	milestones.push_back( GradientMilestone(1., 1., 0., 1.) );
	ashape->setBottomBarBgGradient(milestones);
	ashape->setLeftBarBgGradient(milestones);
	milestones.clear();

	bshape = static_cast<DiagonalCurveEditor*>(curveEditorG->addCurve(CT_Diagonal, "b"));
	bshape->setRangeLabels(
			M("TP_LABCURVE_CURVEEDITOR_B_RANGE1"), M("TP_LABCURVE_CURVEEDITOR_B_RANGE2"),
			M("TP_LABCURVE_CURVEEDITOR_B_RANGE3"), M("TP_LABCURVE_CURVEEDITOR_B_RANGE4")
	);
	//from blue to yellow
	milestones.clear();
	milestones.push_back( GradientMilestone(0., 0., 0., 1.) );
	milestones.push_back( GradientMilestone(1., 1., 1., 0.) );
	bshape->setBottomBarBgGradient(milestones);
	bshape->setLeftBarBgGradient(milestones);
	milestones.clear();

	curveEditorG->newLine();  //  ------------------------------------------------ second line
	
	lhshape = static_cast<FlatCurveEditor*>(curveEditorG->addCurve(CT_Flat, M("TP_LABCURVE_CURVEEDITOR_LH")));
	lhshape->setTooltip(M("TP_LABCURVE_CURVEEDITOR_LH_TOOLTIP"));
	lhshape->setCurveColorProvider(this, 4);


	chshape = static_cast<FlatCurveEditor*>(curveEditorG->addCurve(CT_Flat, M("TP_LABCURVE_CURVEEDITOR_CH")));
	chshape->setTooltip(M("TP_LABCURVE_CURVEEDITOR_CH_TOOLTIP"));
	chshape->setCurveColorProvider(this, 1);


	hhshape = static_cast<FlatCurveEditor*>(curveEditorG->addCurve(CT_Flat, M("TP_LABCURVE_CURVEEDITOR_HH")));
	hhshape->setTooltip(M("TP_LABCURVE_CURVEEDITOR_HH_TOOLTIP"));
	hhshape->setCurveColorProvider(this, 5);
	
	curveEditorG->newLine();  //  ------------------------------------------------ 3rd line

	ccshape = static_cast<DiagonalCurveEditor*>(curveEditorG->addCurve(CT_Diagonal, M("TP_LABCURVE_CURVEEDITOR_CC")));
	ccshape->setTooltip(M("TP_LABCURVE_CURVEEDITOR_CC_TOOLTIP"));
	ccshape->setRangeLabels(
			M("TP_LABCURVE_CURVEEDITOR_CC_RANGE1"), M("TP_LABCURVE_CURVEEDITOR_CC_RANGE2"),
			M("TP_LABCURVE_CURVEEDITOR_CC_RANGE3"), M("TP_LABCURVE_CURVEEDITOR_CC_RANGE4")
	);
	
	ccshape->setBottomBarColorProvider(this, 2);
	ccshape->setLeftBarColorProvider(this, 2);
	ccshape->setRangeDefaultMilestones(0.05, 0.2, 0.58);
	
	lcshape = static_cast<DiagonalCurveEditor*>(curveEditorG->addCurve(CT_Diagonal, M("TP_LABCURVE_CURVEEDITOR_LC")));
	lcshape->setTooltip(M("TP_LABCURVE_CURVEEDITOR_LC_TOOLTIP"));
	// left and bottom bar uses the same caller id because the will display the same content
	lcshape->setBottomBarColorProvider(this, 2);
	lcshape->setRangeLabels(
			M("TP_LABCURVE_CURVEEDITOR_CC_RANGE1"), M("TP_LABCURVE_CURVEEDITOR_CC_RANGE2"),
			M("TP_LABCURVE_CURVEEDITOR_CC_RANGE3"), M("TP_LABCURVE_CURVEEDITOR_CC_RANGE4")
	);
	lcshape->setRangeDefaultMilestones(0.05, 0.2, 0.58);

	clshape = static_cast<DiagonalCurveEditor*>(curveEditorG->addCurve(CT_Diagonal, M("TP_LABCURVE_CURVEEDITOR_CL")));
	clshape->setTooltip(M("TP_LABCURVE_CURVEEDITOR_CL_TOOLTIP"));
	clshape->setLeftBarColorProvider(this, 2);
	clshape->setRangeDefaultMilestones(0.25, 0.5, 0.75);
	milestones.push_back( GradientMilestone(0., 0., 0., 0.) );
	milestones.push_back( GradientMilestone(1., 1., 1., 1.) );
	
	clshape->setBottomBarBgGradient(milestones);
	
	
	// Setting the gradient milestones

	// from black to white
	milestones.push_back( GradientMilestone(0., 0., 0., 0.) );
	milestones.push_back( GradientMilestone(1., 1., 1., 1.) );
	lshape->setBottomBarBgGradient(milestones);	
	lshape->setLeftBarBgGradient(milestones);
	milestones.push_back( GradientMilestone(0., 0., 0., 0.) );
	milestones.push_back( GradientMilestone(1., 1., 1., 1.) );
	lcshape->setRangeDefaultMilestones(0.05, 0.2, 0.58);
	
	lcshape->setBottomBarBgGradient(milestones);
	
	milestones.at(0).r = milestones.at(0).g = milestones.at(0).b = 0.1;
	milestones.at(1).r = milestones.at(1).g = milestones.at(1).b = 0.8;
	lcshape->setLeftBarBgGradient(milestones);

	// whole hue range
	milestones.clear();
	for (int i=0; i<7; i++) {
		float R, G, B;
		float x = float(i)*(1.0f/6.0);
		Color::hsv2rgb01(x, 0.5f, 0.5f, R, G, B);
		milestones.push_back( GradientMilestone(double(x), double(R), double(G), double(B)) );
	}
	chshape->setBottomBarBgGradient(milestones);
	lhshape->setBottomBarBgGradient(milestones);
	hhshape->setBottomBarBgGradient(milestones);


	// This will add the reset button at the end of the curveType buttons
	curveEditorG->curveListComplete();

	pack_start (*curveEditorG, Gtk::PACK_SHRINK, 4);

}

LCurve::~LCurve () {
	delete curveEditorG;
}

void LCurve::read (const ProcParams* pp, const ParamsEdited* pedited) {

    disableListener ();

    if (pedited) {
        brightness->setEditedState (pedited->labCurve.brightness ? Edited : UnEdited);
        contrast->setEditedState (pedited->labCurve.contrast ? Edited : UnEdited);
		chromaticity->setEditedState (pedited->labCurve.chromaticity ? Edited : UnEdited);
		
		//%%%%%%%%%%%%%%%%%%%%%%
		rstprotection->setEditedState (pedited->labCurve.rstprotection ? Edited : UnEdited);
        avoidcolorshift->set_inconsistent (!pedited->labCurve.avoidcolorshift);
		lcredsk->set_inconsistent (!pedited->labCurve.lcredsk);
		
		//%%%%%%%%%%%%%%%%%%%%%%

        lshape->setUnChanged   (!pedited->labCurve.lcurve);
        ashape->setUnChanged   (!pedited->labCurve.acurve);
        bshape->setUnChanged   (!pedited->labCurve.bcurve);
        ccshape->setUnChanged  (!pedited->labCurve.cccurve);
        chshape->setUnChanged  (!pedited->labCurve.chcurve);
        lhshape->setUnChanged  (!pedited->labCurve.lhcurve);
        hhshape->setUnChanged  (!pedited->labCurve.hhcurve);
        lcshape->setUnChanged  (!pedited->labCurve.lccurve);
        clshape->setUnChanged  (!pedited->labCurve.clcurve);
    }

    brightness->setValue    (pp->labCurve.brightness);
    contrast->setValue      (pp->labCurve.contrast);
    chromaticity->setValue  (pp->labCurve.chromaticity);
    adjusterChanged(chromaticity, pp->labCurve.chromaticity); // To update the GUI sensitiveness

	//%%%%%%%%%%%%%%%%%%%%%%
	rstprotection->setValue (pp->labCurve.rstprotection);

    bwtconn.block (true);
    acconn.block (true);
	lcconn.block (true);
    avoidcolorshift->set_active (pp->labCurve.avoidcolorshift);
    lcredsk->set_active (pp->labCurve.lcredsk);
	
    bwtconn.block (false);
    acconn.block (false);
	lcconn.block (false);
	
    lastACVal = pp->labCurve.avoidcolorshift;
	lastLCVal = pp->labCurve.lcredsk;
	//%%%%%%%%%%%%%%%%%%%%%%

    lshape->setCurve   (pp->labCurve.lcurve);
    ashape->setCurve   (pp->labCurve.acurve);
    bshape->setCurve   (pp->labCurve.bcurve);
    ccshape->setCurve  (pp->labCurve.cccurve);
    chshape->setCurve  (pp->labCurve.chcurve);
    lhshape->setCurve  (pp->labCurve.lhcurve);
    hhshape->setCurve  (pp->labCurve.hhcurve);
    lcshape->setCurve  (pp->labCurve.lccurve);
    clshape->setCurve  (pp->labCurve.clcurve);

    queue_draw();

    enableListener ();
}

void LCurve::autoOpenCurve () {
    // Open up the first curve if selected
    bool active = lshape->openIfNonlinear();
    if (!active) ashape->openIfNonlinear();
    if (!active) bshape->openIfNonlinear();
    if (!active) ccshape->openIfNonlinear();
    if (!active) chshape->openIfNonlinear();
    if (!active) lhshape->openIfNonlinear();
    if (!active) hhshape->openIfNonlinear();
    if (!active) lcshape->openIfNonlinear();
    if (!active) clshape->openIfNonlinear();
}

void LCurve::write (ProcParams* pp, ParamsEdited* pedited) {

    pp->labCurve.brightness    = brightness->getValue ();
    pp->labCurve.contrast      = (int)contrast->getValue ();
    pp->labCurve.chromaticity  = (int)chromaticity->getValue ();

    //%%%%%%%%%%%%%%%%%%%%%%
    pp->labCurve.avoidcolorshift = avoidcolorshift->get_active ();
    pp->labCurve.lcredsk         = lcredsk->get_active ();

    pp->labCurve.rstprotection   = rstprotection->getValue ();
    //%%%%%%%%%%%%%%%%%%%%%%

    pp->labCurve.lcurve  = lshape->getCurve ();
    pp->labCurve.acurve  = ashape->getCurve ();
    pp->labCurve.bcurve  = bshape->getCurve ();
    pp->labCurve.cccurve = ccshape->getCurve ();
    pp->labCurve.chcurve = chshape->getCurve ();
    pp->labCurve.lhcurve = lhshape->getCurve ();
    pp->labCurve.hhcurve = hhshape->getCurve ();
    pp->labCurve.lccurve = lcshape->getCurve ();
    pp->labCurve.clcurve = clshape->getCurve ();

    if (pedited) {
        pedited->labCurve.brightness   = brightness->getEditedState ();
        pedited->labCurve.contrast     = contrast->getEditedState ();
        pedited->labCurve.chromaticity = chromaticity->getEditedState ();

        //%%%%%%%%%%%%%%%%%%%%%%
        pedited->labCurve.avoidcolorshift = !avoidcolorshift->get_inconsistent();
        pedited->labCurve.lcredsk         = !lcredsk->get_inconsistent();

        pedited->labCurve.rstprotection   = rstprotection->getEditedState ();
        //%%%%%%%%%%%%%%%%%%%%%%

        pedited->labCurve.lcurve    = !lshape->isUnChanged ();
        pedited->labCurve.acurve    = !ashape->isUnChanged ();
        pedited->labCurve.bcurve    = !bshape->isUnChanged ();
        pedited->labCurve.cccurve   = !ccshape->isUnChanged ();
        pedited->labCurve.chcurve   = !chshape->isUnChanged ();
        pedited->labCurve.lhcurve   = !lhshape->isUnChanged ();
        pedited->labCurve.hhcurve   = !hhshape->isUnChanged ();
        pedited->labCurve.lccurve   = !lcshape->isUnChanged ();
        pedited->labCurve.clcurve   = !clshape->isUnChanged ();
    }
}

void LCurve::setDefaults (const ProcParams* defParams, const ParamsEdited* pedited) {

    brightness->setDefault (defParams->labCurve.brightness);
    contrast->setDefault (defParams->labCurve.contrast);
    chromaticity->setDefault (defParams->labCurve.chromaticity);
    rstprotection->setDefault (defParams->labCurve.rstprotection);

    if (pedited) {
        brightness->setDefaultEditedState (pedited->labCurve.brightness ? Edited : UnEdited);
        contrast->setDefaultEditedState (pedited->labCurve.contrast ? Edited : UnEdited);
		chromaticity->setDefaultEditedState (pedited->labCurve.chromaticity ? Edited : UnEdited);
        rstprotection->setDefaultEditedState (pedited->labCurve.rstprotection ? Edited : UnEdited);

    }
    else {
        brightness->setDefaultEditedState (Irrelevant);
        contrast->setDefaultEditedState (Irrelevant);
		chromaticity->setDefaultEditedState (Irrelevant);
		rstprotection->setDefaultEditedState (Irrelevant);
    }
}

//%%%%%%%%%%%%%%%%%%%%%%
//Color shift control changed
void LCurve::avoidcolorshift_toggled () {

    if (batchMode) {
        if (avoidcolorshift->get_inconsistent()) {
            avoidcolorshift->set_inconsistent (false);
            acconn.block (true);
            avoidcolorshift->set_active (false);
            acconn.block (false);
        }
        else if (lastACVal)
            avoidcolorshift->set_inconsistent (true);

        lastACVal = avoidcolorshift->get_active ();
    }

    if (listener) {
        if (avoidcolorshift->get_active ())
            listener->panelChanged (EvLAvoidColorShift, M("GENERAL_ENABLED"));
        else            
            listener->panelChanged (EvLAvoidColorShift, M("GENERAL_DISABLED"));
    }
}

void LCurve::lcredsk_toggled () {

    if (batchMode) {
        if (lcredsk->get_inconsistent()) {
            lcredsk->set_inconsistent (false);
            lcconn.block (true);
            lcredsk->set_active (false);
            lcconn.block (false);
        }
        else if (lastLCVal)
            lcredsk->set_inconsistent (true);

        lastLCVal = lcredsk->get_active ();
    }
    else {
        lcshape->refresh();
    }

    if (listener) {
        if (lcredsk->get_active ())
            listener->panelChanged (EvLLCredsk, M("GENERAL_ENABLED"));
        else            
            listener->panelChanged (EvLLCredsk, M("GENERAL_DISABLED"));
    }
}

//%%%%%%%%%%%%%%%%%%%%%%

/*
 * Curve listener
 *
 * If more than one curve has been added, the curve listener is automatically
 * set to 'multi=true', and send a pointer of the modified curve in a parameter
 */
void LCurve::curveChanged (CurveEditor* ce) {

    if (listener) {
        if (ce == lshape)
            listener->panelChanged (EvLLCurve, M("HISTORY_CUSTOMCURVE"));
        if (ce == ashape)
            listener->panelChanged (EvLaCurve, M("HISTORY_CUSTOMCURVE"));
        if (ce == bshape)
            listener->panelChanged (EvLbCurve, M("HISTORY_CUSTOMCURVE"));
        if (ce == ccshape)
           listener->panelChanged (EvLCCCurve, M("HISTORY_CUSTOMCURVE"));
        if (ce == chshape)
            listener->panelChanged (EvLCHCurve, M("HISTORY_CUSTOMCURVE"));
        if (ce == lhshape)
            listener->panelChanged (EvLLHCurve, M("HISTORY_CUSTOMCURVE"));
        if (ce == hhshape)
            listener->panelChanged (EvLHHCurve, M("HISTORY_CUSTOMCURVE"));
        if (ce == lcshape)
            listener->panelChanged (EvLLCCurve, M("HISTORY_CUSTOMCURVE"));
        if (ce == clshape)
            listener->panelChanged (EvLCLCurve, M("HISTORY_CUSTOMCURVE"));
    }
}

void LCurve::adjusterChanged (Adjuster* a, double newval) {

    Glib::ustring costr;
    if (a==brightness)
        costr = Glib::ustring::format (std::setw(3), std::fixed, std::setprecision(2), a->getValue());
    else if (a==rstprotection)
        costr = Glib::ustring::format (std::setw(3), std::fixed, std::setprecision(1), a->getValue());
    else
        costr = Glib::ustring::format ((int)a->getValue());

    if (a==brightness) {
        if (listener) listener->panelChanged (EvLBrightness, costr);
    }
    else if (a==contrast) {
        if (listener) listener->panelChanged (EvLContrast, costr);
    }
    else if (a==rstprotection) {
        if (listener) listener->panelChanged (EvLRSTProtection, costr);
    }
    else if (a==chromaticity) {
        if (multiImage) {
            //if chromaticity==-100 (lowest value), we enter the B&W mode and avoid color shift and rstprotection has no effect
            rstprotection->set_sensitive( true );
            avoidcolorshift->set_sensitive( true );
            lcredsk->set_sensitive( true );
        }
        else {
            //if chromaticity==-100 (lowest value), we enter the B&W mode and avoid color shift and rstprotection has no effect
            rstprotection->set_sensitive( int(newval)> -100 );//no reason for grey rstprotection
            avoidcolorshift->set_sensitive( int(newval)> -100 );
            lcredsk->set_sensitive( int(newval)> -100 );
        }
        if (listener) listener->panelChanged (EvLSaturation, costr);
    }
}

void LCurve::colorForValue (double valX, double valY, int callerId, ColorCaller *caller) {

	float R, G, B;
	if (callerId == 1) {         // ch - main curve

		Color::hsv2rgb01(float(valX), float(valY), 0.5f, R, G, B);
	}
	else if (callerId == 2) {    // cc - bottom bar

		float value = (1.f - 0.7f) * float(valX) + 0.7f;
		// whole hue range
		// Y axis / from 0.15 up to 0.75 (arbitrary values; was 0.45 before)
		Color::hsv2rgb01(float(valY), float(valX), value, R, G, B);
	}
	else if (callerId == 3) {    // lc - bottom bar

		float value = (1.f - 0.7f) * float(valX) + 0.7f;
		if (lcredsk->get_active()) {
			// skin range
			// -0.1 rad < Hue < 1.6 rad
			// Y axis / from 0.92 up to 0.14056
			float hue = (1.14056f - 0.92f) * float(valY) + 0.92f;
			if (hue > 1.0f) hue -= 1.0f;
			// Y axis / from 0.15 up to 0.75 (arbitrary values; was 0.45 before)
			Color::hsv2rgb01(hue, float(valX), value, R, G, B);
		}
		else {
			// whole hue range
			// Y axis / from 0.15 up to 0.75 (arbitrary values; was 0.45 before)
			Color::hsv2rgb01(float(valY), float(valX), value, R, G, B);
		}
	}
	else if (callerId == 4) {    // LH - bottom bar
		Color::hsv2rgb01(float(valX), 0.5f, float(valY), R, G, B);
	}
	else if (callerId == 5) {    // HH - bottom bar
		float h = float((valY - 0.5) * 0.3 + valX);
		if (h > 1.0f)
			h -= 1.0f;
		else if (h < 0.0f)
			h += 1.0f;
		Color::hsv2rgb01(h, 0.5f, 0.5f, R, G, B);
	}
	caller->ccRed = double(R);
	caller->ccGreen = double(G);
	caller->ccBlue = double(B);
}

void LCurve::setBatchMode (bool batchMode) {

	ToolPanel::setBatchMode (batchMode);
	brightness->showEditedCB ();
	contrast->showEditedCB ();
	chromaticity->showEditedCB ();
	rstprotection->showEditedCB ();

	curveEditorG->setBatchMode (batchMode);
	lcshape->setBottomBarColorProvider(NULL, -1);
	lcshape->setLeftBarColorProvider(NULL, -1);
}


void LCurve::updateCurveBackgroundHistogram (LUTu & histToneCurve, LUTu & histLCurve, LUTu & histCCurve, LUTu & histCLurve, LUTu & histLLCurve, LUTu & histLCAM,  LUTu & histCCAM, LUTu & histRed, LUTu & histGreen, LUTu & histBlue, LUTu & histLuma){

	lshape->updateBackgroundHistogram (histLCurve);
	ccshape->updateBackgroundHistogram (histCCurve);
	clshape->updateBackgroundHistogram (histCLurve);
	lcshape->updateBackgroundHistogram (histLLCurve);
	
}

void LCurve::setAdjusterBehavior (bool bradd, bool contradd, bool satadd) {

	brightness->setAddMode(bradd);
	contrast->setAddMode(contradd);
	chromaticity->setAddMode(satadd);
}

void LCurve::trimValues (rtengine::procparams::ProcParams* pp) {

	brightness->trimValue(pp->labCurve.brightness);
	contrast->trimValue(pp->labCurve.contrast);
	chromaticity->trimValue(pp->labCurve.chromaticity);
}
