/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) 2019-     Equinor ASA
//
//  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.
//
/////////////////////////////////////////////////////////////////////////////////
#include "RimGridCrossPlotCurve.h"

#include "RiaColorTables.h"

#include "RigCaseCellResultCalculator.h"
#include "RiuQwtSymbol.h"

#include "RimCase.h"
#include "RimEclipseCase.h"
#include "RimEclipseResultDefinition.h"
#include "RimGridCrossPlot.h"
#include "RimTools.h"

#include "cafPdmUiComboBoxEditor.h"

#include <QDebug>
#include <QPointF>
#include <QVector>

#include "qwt_plot.h"
#include "qwt_plot_curve.h"
#include "qwt_graphic.h"

#include <random>

CAF_PDM_SOURCE_INIT(RimGridCrossPlotCurve, "GridCrossPlotCurve");

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RimGridCrossPlotCurve::RimGridCrossPlotCurve()
    : m_dataSetIndex(0)
    , m_groupIndex(0)
{
    CAF_PDM_InitObject("Cross Plot Points", ":/WellLogCurve16x16.png", "", "");
   
    setLineStyle(RiuQwtPlotCurve::STYLE_NONE);
    setSymbol(RiuQwtSymbol::SYMBOL_NONE);
    setSymbolSize(4);
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimGridCrossPlotCurve::setGroupingInformation(int dataSetIndex, int groupIndex)
{
    m_dataSetIndex = dataSetIndex;
    m_groupIndex = groupIndex;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimGridCrossPlotCurve::setSamples(const std::vector<double>& xValues, const std::vector<double>& yValues)
{
    CVF_ASSERT(xValues.size() == yValues.size());

    m_qwtPlotCurve->setSamples(&xValues[0], &yValues[0], static_cast<int>(xValues.size()));
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimGridCrossPlotCurve::setCurveAutoAppearance()
{
    determineSymbol();
    updateCurveAppearance();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
int RimGridCrossPlotCurve::groupIndex() const
{
    return m_groupIndex;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
size_t RimGridCrossPlotCurve::sampleCount() const
{
    return m_qwtPlotCurve ? m_qwtPlotCurve->dataSize() : 0;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimGridCrossPlotCurve::determineLegendIcon()
{
    RimGridCrossPlot* plot = nullptr;
    firstAncestorOrThisOfTypeAsserted(plot);
    int fontSize = plot->legendFontSize();
    m_qwtPlotCurve->setLegendIconSize(QSize(fontSize, fontSize));
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimGridCrossPlotCurve::setBlackAndWhiteLegendIcons(bool blackAndWhite)
{
    m_qwtPlotCurve->setBlackAndWhiteLegendIcon(blackAndWhite);
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimGridCrossPlotCurve::determineSymbol()
{
    RiuQwtSymbol::PointSymbolEnum symbol = RiuQwtSymbol::cycledSymbolStyle(m_dataSetIndex);
    setSymbol(symbol);
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimGridCrossPlotCurve::updateZoomInParentPlot()
{
    RimGridCrossPlot* plot;
    this->firstAncestorOrThisOfTypeAsserted(plot);
    plot->calculateZoomRangeAndUpdateQwt();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimGridCrossPlotCurve::updateLegendsInPlot() 
{
    RimGridCrossPlot* plot = nullptr;
    this->firstAncestorOrThisOfType(plot);
    if (plot)
    {
        plot->reattachCurvesToQwtAndReplot();
    }
    RimPlotCurve::updateLegendsInPlot();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QString RimGridCrossPlotCurve::createCurveAutoName()
{
    return m_customCurveName;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimGridCrossPlotCurve::onLoadDataAndUpdate(bool updateParentPlot)
{
    if (updateParentPlot)
    {
        m_parentQwtPlot->replot();
    }
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimGridCrossPlotCurve::defineUiOrdering(QString uiConfigName, caf::PdmUiOrdering& uiOrdering)
{
    caf::PdmUiGroup* appearanceGroup = uiOrdering.addNewGroup("Appearance");
    RimPlotCurve::appearanceUiOrdering(*appearanceGroup);
    caf::PdmUiGroup* nameGroup = uiOrdering.addNewGroup("Curve Name");
    nameGroup->add(&m_curveName);
    nameGroup->add(&m_showLegend);
    uiOrdering.skipRemainingFields(true);
}