/*------------------------------------------------------------------------------
--  This file is a part of the ColorMapChart API
--  Copyright (C) 2016, Plasma Physics Laboratory - CNRS
--
--  This program 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 2 of the License, or
--  (at your option) any later version.
--
--  This program 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 this program; if not, write to the Free Software
--  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-------------------------------------------------------------------------------*/
/*--                  Author : Hugo Winter
--                     Mail : hugo.winter@lpp.polytechnique.fr
----------------------------------------------------------------------------*/

#include <QtCharts/QColorMapLegendMarker>
#include <private/qcolormapseries_p.h>
#include <private/qcolormaplegendmarker_p.h>
#include <QtCharts/QColorMapSeries>

QT_CHARTS_BEGIN_NAMESPACE

QColorMapLegendMarker::QColorMapLegendMarker(QColorMapSeries *series, QLegend *legend, QObject *parent)
    : QLegendMarker(*new QColorMapLegendMarkerPrivate(this,series,legend), parent)
{
    d_ptr->updated();
}

QColorMapLegendMarker::~QColorMapLegendMarker()
{
}

QColorMapLegendMarker::QColorMapLegendMarker(QColorMapLegendMarkerPrivate &d, QObject *parent) :
    QLegendMarker(d, parent)
{
}

QColorMapSeries* QColorMapLegendMarker::series()
{
    Q_D(QColorMapLegendMarker);
    return d->m_series;
}

////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

QColorMapLegendMarkerPrivate::QColorMapLegendMarkerPrivate(QColorMapLegendMarker *q, QColorMapSeries *series, QLegend *legend) :
    QLegendMarkerPrivate(q,legend),
    q_ptr(q),
    m_series(series)
{
    QObject::connect(m_series, SIGNAL(nameChanged()), this, SLOT(updated()));
    QObject::connect(m_series->d_func(), SIGNAL(updated()), this, SLOT(updated()));
}

QColorMapLegendMarkerPrivate::~QColorMapLegendMarkerPrivate()
{
}

QAbstractSeries* QColorMapLegendMarkerPrivate::series()
{
    return m_series;
}

QObject* QColorMapLegendMarkerPrivate::relatedObject()
{
    return m_series;
}

void QColorMapLegendMarkerPrivate::updated()
{
    bool labelChanged = false;
    bool brushChanged = false;

    if (!m_customLabel && (m_item->label() != m_series->name())) {
        m_item->setLabel(m_series->name());
        labelChanged = true;
    }

    QBrush emptyBrush;
    if (!m_customBrush
            && (m_item->brush() == emptyBrush
                || m_item->brush().color() != m_series->pen().color())) {
        m_item->setBrush(QBrush(m_series->pen().color()));
        brushChanged = true;
    }

    invalidateLegend();

    if (labelChanged)
        emit q_ptr->labelChanged();
    if (brushChanged)
        emit q_ptr->brushChanged();
}

//#include "moc_qcolormaplegendmarker.cpp"
//#include "moc_qcolormaplegendmarker_p.cpp"

QT_CHARTS_END_NAMESPACE