Changeset - 170d571f3be7
[Not reviewed]
barplot
0 1 0
Hasan Yavuz ÖZDERYA - 8 years ago 2017-10-05 14:32:19
hy@ozderya.net
fix empty space at the right of x scale
1 file changed with 2 insertions and 1 deletions:
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src/barplot.cpp
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/*
 
  Copyright © 2017 Hasan Yavuz Özderya
 

	
 
  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 "barplot.h"
 
#include "barscaledraw.h"
 

	
 
BarPlot::BarPlot(ChannelManager* channelMan, QWidget* parent) :
 
    QwtPlot(parent), barChart(channelMan)
 
{
 
    _channelMan = channelMan;
 
    barChart.attach(this);
 
    setAxisMaxMinor(QwtPlot::xBottom, 0);
 
    setAxisScaleDraw(QwtPlot::xBottom, new BarScaleDraw(channelMan));
 

	
 
    update();
 
    connect(_channelMan, &ChannelManager::dataAdded, this, &BarPlot::update);
 
    connect(_channelMan, &ChannelManager::numOfChannelsChanged, this, &BarPlot::update);
 
}
 

	
 
void BarPlot::update()
 
{
 
    setAxisScale(QwtPlot::xBottom, 0, _channelMan->numOfChannels(), 1);
 
    // Note: -0.99 is used instead of -1 to handle the case of `numOfChannels==1`
 
    setAxisScale(QwtPlot::xBottom, 0, _channelMan->numOfChannels()-0.99, 1);
 
    barChart.resample();
 
    replot();
 
}
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