128 lines
3.9 KiB
C++
128 lines
3.9 KiB
C++
/* This file is a part of plaYUVer project
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* Copyright (C) 2014 by Luis Lucas (luisfrlucas@gmail.com)
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* Joao Carreira (jfmcarreira@gmail.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/**
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* \file PlotWindowHandle.cpp
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* \brief Window to handle plots
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*/
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#include "PlotSubWindow.h"
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namespace plaYUVer
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{
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PlotSubWindow::PlotSubWindow( QWidget * parent ) :
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SubWindowHandle( parent, SubWindowHandle::PLOT_SUBWINDOW )
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{
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setParent( parent );
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setAttribute( Qt::WA_DeleteOnClose );
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setBackgroundRole( QPalette::Light );
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setVisible( false );
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m_cPlotArea = new QCustomPlot( this );
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setWidget( m_cPlotArea );
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Example();
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}
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Void PlotSubWindow::Example()
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{
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// add two new graphs and set their look:
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m_cPlotArea->addGraph();
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m_cPlotArea->graph( 0 )->setPen( QPen( Qt::blue ) ); // line color blue for first graph
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m_cPlotArea->graph( 0 )->setBrush( QBrush( QColor( 0, 0, 255, 20 ) ) ); // first graph will be filled with translucent blue
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m_cPlotArea->addGraph();
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m_cPlotArea->graph( 1 )->setPen( QPen( Qt::red ) ); // line color red for second graph
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// generate some points of data (y0 for first, y1 for second graph):
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QVector<double> x( 250 ), y0( 250 ), y1( 250 );
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for( int i = 0; i < 250; ++i )
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{
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x[i] = i;
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y0[i] = exp( -i / 150.0 ) * cos( i / 10.0 ); // exponentially decaying cosine
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y1[i] = exp( -i / 150.0 ); // exponential envelope
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}
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// configure right and top axis to show ticks but no labels:
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// (see QCPAxisRect::setupFullAxesBox for a quicker method to do this)
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m_cPlotArea->xAxis2->setVisible( true );
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m_cPlotArea->xAxis2->setTickLabels( false );
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m_cPlotArea->yAxis2->setVisible( true );
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m_cPlotArea->yAxis2->setTickLabels( false );
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// make left and bottom axes always transfer their ranges to right and top axes:
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connect( m_cPlotArea->xAxis, SIGNAL( rangeChanged(QCPRange) ), m_cPlotArea->xAxis2, SLOT( setRange(QCPRange) ) );
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connect( m_cPlotArea->yAxis, SIGNAL( rangeChanged(QCPRange) ), m_cPlotArea->yAxis2, SLOT( setRange(QCPRange) ) );
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// pass data points to graphs:
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m_cPlotArea->graph( 0 )->setData( x, y0 );
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m_cPlotArea->graph( 1 )->setData( x, y1 );
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// let the ranges scale themselves so graph 0 fits perfectly in the visible area:
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m_cPlotArea->graph( 0 )->rescaleAxes();
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// same thing for graph 1, but only enlarge ranges (in case graph 1 is smaller than graph 0):
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m_cPlotArea->graph( 1 )->rescaleAxes( true );
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// Note: we could have also just called m_cPlotArea->rescaleAxes(); instead
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// Allow user to drag axis ranges with mouse, zoom with mouse wheel and select graphs by clicking:
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m_cPlotArea->setInteractions( QCP::iRangeDrag | QCP::iRangeZoom | QCP::iSelectPlottables );
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}
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PlotSubWindow::~PlotSubWindow()
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{
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delete m_cPlotArea;
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}
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Void PlotSubWindow::normalSize()
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{
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}
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Void PlotSubWindow::zoomToFit()
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{
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}
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Void PlotSubWindow::zoomToFactor( Double factor, QPoint center )
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{
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}
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Void PlotSubWindow::scaleView( Double scale, QPoint center )
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{
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}
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//QSize PlotSubWindow::sizeHint() const
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//{
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//
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//}
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Void PlotSubWindow::closeEvent( QCloseEvent *event )
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{
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Bool bAccept = true;
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if( bAccept )
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{
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event->accept();
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}
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else
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{
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event->ignore();
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}
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}
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} // NAMESPACE
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