///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2015-2019 Edouard Griffiths, F4EXB                              //
//                                                                               //
// 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 as version 3 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 V3 for more details.                               //
//                                                                               //
// You should have received a copy of the GNU General Public License             //
// along with this program. If not, see <http://www.gnu.org/licenses/>.          //
///////////////////////////////////////////////////////////////////////////////////

#include "SWGChannelMarker.h"
#include "dsp/channelmarker.h"
#include "util/simpleserializer.h"

QRgb ChannelMarker::m_colorTable[] = {
	qRgb(0xc0, 0x00, 0x00),
	qRgb(0x00, 0xc0, 0x00),
	qRgb(0x00, 0x00, 0xc0),

	qRgb(0xc0, 0xc0, 0x00),
	qRgb(0xc0, 0x00, 0xc0),
	qRgb(0x00, 0xc0, 0xc0),

	qRgb(0xc0, 0x60, 0x00),
	qRgb(0xc0, 0x00, 0x60),
	qRgb(0x60, 0x00, 0xc0),

	qRgb(0x60, 0x00, 0x00),
	qRgb(0x00, 0x60, 0x00),
	qRgb(0x00, 0x00, 0x60),

	qRgb(0x60, 0x60, 0x00),
	qRgb(0x60, 0x00, 0x60),
	qRgb(0x00, 0x60, 0x60),

	0
};
int ChannelMarker::m_nextColor = 0;

ChannelMarker::ChannelMarker(QObject* parent) :
	QObject(parent),
	m_centerFrequency(0),
	m_bandwidth(0),
    m_oppositeBandwidth(0),
	m_lowCutoff(0),
	m_sidebands(dsb),
	m_visible(false),
	m_highlighted(false),
	m_color(m_colorTable[m_nextColor]),
	m_movable(true),
	m_fScaleDisplayType(FScaleDisplay_freq),
    m_sourceOrSinkStream(true),
    m_enabledStreamsBits(1)
{
	++m_nextColor;
	if(m_colorTable[m_nextColor] == 0)
		m_nextColor = 0;
}

void ChannelMarker::emitChangedByAPI()
{
    emit changedByAPI();
}

void ChannelMarker::setTitle(const QString& title)
{
	m_title = title;
	emit changedByAPI();
}

void ChannelMarker::setCenterFrequency(int centerFrequency)
{
	m_centerFrequency = centerFrequency;
	emit changedByAPI();
}

void ChannelMarker::setCenterFrequencyByCursor(int centerFrequency)
{
    m_centerFrequency = centerFrequency;
    emit changedByCursor();
}

void ChannelMarker::setBandwidth(int bandwidth)
{
	m_bandwidth = bandwidth;
	emit changedByAPI();
}

void ChannelMarker::setOppositeBandwidth(int bandwidth)
{
    m_oppositeBandwidth = bandwidth;
    emit changedByAPI();
}

void ChannelMarker::setLowCutoff(int lowCutoff)
{
	m_lowCutoff = lowCutoff;
	emit changedByAPI();
}

void ChannelMarker::setSidebands(sidebands_t sidebands)
{
	m_sidebands = sidebands;
	emit changedByAPI();
}

void ChannelMarker::setVisible(bool visible)
{
	m_visible = visible;
	emit changedByAPI();
}

void ChannelMarker::setHighlighted(bool highlighted)
{
	m_highlighted = highlighted;
	emit changedByAPI();
}

void ChannelMarker::setHighlightedByCursor(bool highlighted)
{
    m_highlighted = highlighted;
    emit highlightedByCursor();
}

void ChannelMarker::setColor(const QColor& color)
{
	m_color = color;
	emit changedByAPI();
}

void ChannelMarker::resetToDefaults()
{
    setTitle("Channel");
    setCenterFrequency(0);
    setColor(Qt::white);
    setFrequencyScaleDisplayType(FScaleDisplay_freq);
}

QByteArray ChannelMarker::serialize() const
{
    SimpleSerializer s(1);
    s.writeS32(1, getCenterFrequency());
    s.writeU32(2, getColor().rgb());
    s.writeString(3, getTitle());
    s.writeS32(7, (int) getFrequencyScaleDisplayType());
    return s.final();
}

bool ChannelMarker::deserialize(const QByteArray& data)
{
    SimpleDeserializer d(data);

    if(!d.isValid())
    {
        resetToDefaults();
        return false;
    }

    if(d.getVersion() == 1)
    {
        quint32 u32tmp;
        qint32 tmp;
        QString strtmp;

        blockSignals(true);

        d.readS32(1, &tmp, 0);
        setCenterFrequency(tmp);
        if(d.readU32(2, &u32tmp)) {
            setColor(u32tmp);
        }
        d.readString(3, &strtmp, "Channel");
        setTitle(strtmp);
        d.readS32(7, &tmp, 0);
        if ((tmp >= 0) && (tmp < FScaleDisplay_none)) {
            setFrequencyScaleDisplayType((frequencyScaleDisplay_t) tmp);
        } else {
            setFrequencyScaleDisplayType(FScaleDisplay_freq);
        }

        blockSignals(false);

        return true;
    }
    else
    {
        resetToDefaults();
        return false;
    }
}

void ChannelMarker::formatTo(SWGSDRangel::SWGObject *swgObject) const
{
    SWGSDRangel::SWGChannelMarker *swgChannelMarker = static_cast<SWGSDRangel::SWGChannelMarker *>(swgObject);

    swgChannelMarker->setCenterFrequency(getCenterFrequency());
    swgChannelMarker->setColor(getColor().rgb());
    swgChannelMarker->setFrequencyScaleDisplayType((int) getFrequencyScaleDisplayType());

    if (swgChannelMarker->getTitle()) {
        *swgChannelMarker->getTitle() = getTitle();
    } else {
        swgChannelMarker->setTitle(new QString(getTitle()));
    }
}

void ChannelMarker::updateFrom(const QStringList& keys, const SWGSDRangel::SWGObject *swgObject)
{
    SWGSDRangel::SWGChannelMarker *swgChannelMarker =
        static_cast<SWGSDRangel::SWGChannelMarker *>(const_cast<SWGSDRangel::SWGObject *>(swgObject));

    if (keys.contains("channelMarker.centerFrequency")) {
        setCenterFrequency(swgChannelMarker->getCenterFrequency());
    }
    if (keys.contains("channelMarker.color")) {
        setColor(swgChannelMarker->getColor());
    }
    if (keys.contains("channelMarker.frequencyScaleDisplayType")) {
        setFrequencyScaleDisplayType((frequencyScaleDisplay_t) swgChannelMarker->getFrequencyScaleDisplayType());
    }
    if (keys.contains("channelMarker.title")) {
        setTitle(*swgChannelMarker->getTitle());
    }
}

void ChannelMarker::updateSettings(const ChannelMarker *channelMarker)
{
    m_fScaleDisplayType = channelMarker->m_fScaleDisplayType;
}

void ChannelMarker::addStreamIndex(int streamIndex)
{
    m_enabledStreamsBits |= (1<<streamIndex);
}

void ChannelMarker::removeStreamIndex(int streamIndex)
{
    m_enabledStreamsBits &= ~(1<<streamIndex);
}

void ChannelMarker::clearStreamIndexes()
{
    m_enabledStreamsBits = 0;
}