KDChartPlotter_p.cpp

Go to the documentation of this file.

/****************************************************************************
** Copyright (C) 2001-2020 Klaralvdalens Datakonsult AB.  All rights reserved.
**
** This file is part of the KD Chart library.
**
** Licensees holding valid commercial KD Chart licenses may use this file in
** accordance with the KD Chart Commercial License Agreement provided with
** the Software.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 and version 3 as published by the
** Free Software Foundation and appearing in the file LICENSE.GPL.txt included.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** Contact info@kdab.com if any conditions of this licensing are not
** clear to you.
**
**********************************************************************/

#include "KDChartPlotter_p.h"
#include "KDChartPlotter.h"

#include "KDChartPainterSaver_p.h"
#include "KDChartValueTrackerAttributes.h"
#include "PaintingHelpers_p.h"

using namespace KDChart;

Plotter::Private::Private( const Private& rhs )
    : QObject()
    , AbstractCartesianDiagram::Private( rhs )
    , useCompression( rhs.useCompression )
{
}

void Plotter::Private::init()
{
    AbstractCartesianDiagram::Private::init();
    useCompression = Plotter::NONE;
}

void Plotter::Private::setCompressorResolution(
    const QSizeF& size,
    const AbstractCoordinatePlane* plane )
{
    compressor.setResolution( static_cast<int>( size.width()  * plane->zoomFactorX() ),
                              static_cast<int>( size.height() * plane->zoomFactorY() ) );
}

void Plotter::Private::changedProperties()
{
    if ( CartesianCoordinatePlane* plane = dynamic_cast< CartesianCoordinatePlane* > ( diagram->coordinatePlane() ) )
    {
        QPair< qreal, qreal > verticalRange = plane->verticalRange();
        if ( verticalRange.first != verticalRange.second )
            implementor->plotterCompressor().setForcedDataBoundaries( verticalRange, Qt::Vertical );
        QPair< qreal, qreal > horizontalRange = plane->horizontalRange();
        if ( verticalRange.first != horizontalRange.second )
            implementor->plotterCompressor().setForcedDataBoundaries( horizontalRange, Qt::Horizontal );
    }
}

AttributesModel* Plotter::PlotterType::attributesModel() const
{
    return m_private->attributesModel;
}

ReverseMapper& Plotter::PlotterType::reverseMapper()
{
    return m_private->reverseMapper;
}

Plotter* Plotter::PlotterType::diagram() const
{
    return static_cast< Plotter* >( m_private->diagram );
}

CartesianDiagramDataCompressor& Plotter::PlotterType::compressor() const
{
    return m_private->compressor;
}

PlotterDiagramCompressor& Plotter::PlotterType::plotterCompressor() const
{
    return m_private->plotterCompressor;
}

Plotter::CompressionMode Plotter::PlotterType::useCompression() const
{
    return m_private->useCompression;
}

void Plotter::PlotterType::setUseCompression( Plotter::CompressionMode value )
{
    m_private->useCompression = value;
}