This file is part of serialplot.

  serialplot 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.

  serialplot 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 serialplot.  If not, see <http://www.gnu.org/licenses/>.

*/

#include <QPalette>

#include "barchart.h"

BarChart::BarChart(ChannelManager* channelMan)

{

    _channelMan = channelMan;

}

void BarChart::resample()

{

    setSamples(chartData());

}

QVector<double> BarChart::chartData() const

{

    unsigned numChannels = _channelMan->numOfChannels();

    unsigned numOfSamples = _channelMan->numOfSamples();

    QVector<double> data(numChannels);

    for (unsigned i = 0; i < numChannels; i++)

    {

        data[i] = _channelMan->channelBuffer(i)->sample(numOfSamples-1);

    }

    return data;

}

QwtColumnSymbol* BarChart::specialSymbol(int sampleIndex, const QPointF& sample) const

{

    unsigned numChannels = _channelMan->numOfChannels();

    if (sampleIndex < 0 || sampleIndex > (int) numChannels)

    {