/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) Statoil ASA
//  Copyright (C) Ceetron Solutions AS
//
//  ResInsight 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.
//
//  ResInsight 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 at <http://www.gnu.org/licenses/gpl.html>
//  for more details.
//
/////////////////////////////////////////////////////////////////////////////////

#pragma once

#include "RimLegendConfig.h"

#include "cvfObject.h"

#include "cafAppEnum.h"

class RimEclipseView;
class RivTernarySaturationOverlayItem;
class RivTernaryScalarMapper;

namespace cvf
{
class OverlayItem;
}

//==================================================================================================
///
///
//==================================================================================================
class RimTernaryLegendConfig : public RimLegendConfig
{
    CAF_PDM_HEADER_INIT;

public:
    enum TernaryArrayIndex
    {
        TERNARY_SOIL_IDX = 0,
        TERNARY_SGAS_IDX,
        TERNARY_SWAT_IDX
    };

public:
    RimTernaryLegendConfig();
    ~RimTernaryLegendConfig() override;

    void setUiValuesFromLegendConfig( const RimTernaryLegendConfig* otherLegendConfig );
    void setAutomaticRanges( TernaryArrayIndex ternaryIndex, double globalMin, double globalMax, double localMin, double localMax );

    void                           onRecreateLegend() override;
    bool                           showLegend() const;
    void                           setTitle( const QString& title );
    const RivTernaryScalarMapper*  scalarMapper() const;
    const caf::TitledOverlayFrame* titledOverlayFrame() const override;
    caf::TitledOverlayFrame*       titledOverlayFrame() override;
    void                           updateFonts() override;

private:
    void                 fieldChangedByUi( const caf::PdmFieldHandle* changedField, const QVariant& oldValue, const QVariant& newValue ) override;
    void                 defineUiOrdering( QString uiConfigName, caf::PdmUiOrdering& uiOrdering ) override;
    void                 defineEditorAttribute( const caf::PdmFieldHandle* field,
                                                QString                    uiConfigName,
                                                caf::PdmUiEditorAttribute* attribute ) override;
    caf::PdmFieldHandle* objectToggleField() override;

    void   updateLegend();
    void   updateLabelText();
    double roundToNumSignificantDigits( double value, double precision );

    void ternaryRanges( double& soilLower,
                        double& soilUpper,
                        double& sgasLower,
                        double& sgasUpper,
                        double& swatLower,
                        double& swatUpper ) const;

private:
    caf::PdmField<int>           precision;
    caf::PdmField<RangeModeEnum> rangeMode;

    caf::PdmField<double> userDefinedMaxValueSoil;
    caf::PdmField<double> userDefinedMinValueSoil;
    caf::PdmField<double> userDefinedMaxValueSgas;
    caf::PdmField<double> userDefinedMinValueSgas;
    caf::PdmField<double> userDefinedMaxValueSwat;
    caf::PdmField<double> userDefinedMinValueSwat;

    caf::PdmField<bool>    applyLocalMinMax;
    caf::PdmField<bool>    applyGlobalMinMax;
    caf::PdmField<bool>    applyFullRangeMinMax;
    caf::PdmField<QString> ternaryRangeSummary;

    caf::PdmField<bool> m_showLegend;

    std::vector<double> m_globalAutoMax;
    std::vector<double> m_globalAutoMin;
    std::vector<double> m_localAutoMax;
    std::vector<double> m_localAutoMin;

    cvf::ref<RivTernarySaturationOverlayItem> m_legend;
    cvf::ref<RivTernaryScalarMapper>          m_scalarMapper;
};