C++ (Cpp) Plot::addGuidelinesの例

コード例 #1

ファイル: Plots.cpp プロジェクト: ablwr/qctools

//---------------------------------------------------------------------------
Plots::Plots( QWidget *parent, FileInformation* fileInformation ) :
    QWidget( parent ),
    m_zoomFactor ( 0 ),
    m_fileInfoData( fileInformation ),
    m_dataTypeIndex( Plots::AxisSeconds )
{
    setlocale(LC_NUMERIC, "C");
    QGridLayout* layout = new QGridLayout( this );
    layout->setSpacing( 1 );
    layout->setContentsMargins( 0, 0, 0, 0 );

    // bottom scale
    m_scaleWidget = new PlotScaleWidget();
    m_scaleWidget->setFormat( Plots::AxisTime );
    setVisibleFrames( 0, numFrames() - 1 );

    // plots and legends
    m_plots = new Plot**[m_fileInfoData->Stats.size()];
    m_plotsCount = 0;
    
    for ( size_t streamPos = 0; streamPos < m_fileInfoData->Stats.size(); streamPos++ )
    {
        if (m_fileInfoData->Stats[streamPos])
        {
            size_t type = m_fileInfoData->Stats[streamPos]->Type_Get();
            size_t countOfGroups = PerStreamType[type].CountOfGroups;
        
            m_plots[streamPos] = new Plot*[countOfGroups + 1]; //+1 for axix
    
            for ( size_t group = 0; group < countOfGroups; group++ )
            {
                if (m_fileInfoData->ActiveFilters[PerStreamType[type].PerGroup[group].ActiveFilterGroup])
                {
                    Plot* plot = new Plot( streamPos, type, group, fileInformation, this );
                    plot->addGuidelines(m_fileInfoData->BitsPerRawSample());

                    if(type == Type_Video)
                        adjustGroupMax(group, m_fileInfoData->BitsPerRawSample());

                    // we allow to shrink the plot below height of the size hint
                    plot->setSizePolicy( QSizePolicy::MinimumExpanding, QSizePolicy::Expanding );
                    plot->setAxisScaleDiv( QwtPlot::xBottom, m_scaleWidget->scaleDiv() );
                    initYAxis( plot );
                    updateSamples( plot );

                    connect( plot, SIGNAL( cursorMoved( int ) ), SLOT( onCursorMoved( int ) ) );

                    plot->canvas()->installEventFilter( this );

                    layout->addWidget( plot, m_plotsCount, 0 );
                    layout->addWidget( plot->legend(), m_plotsCount, 1 );

                    m_plots[streamPos][group] = plot;

                    m_plotsCount++;

                    qDebug() << "g: " << plot->group() << ", t: " << plot->type() << ", m_plotsCount: " << m_plotsCount;
                }
                else
                {
                    m_plots[streamPos][group] = NULL;
                }
            }
        }
        else
        {
            m_plots[streamPos]=NULL;
        }
    }

    layout->addWidget( m_scaleWidget, m_plotsCount, 0, 1, 2 );

    // combo box for the axis format
    XAxisFormatBox* xAxisBox = new XAxisFormatBox();
    xAxisBox->setCurrentIndex( Plots::AxisTime );
    connect( xAxisBox, SIGNAL( currentIndexChanged( int ) ),
        this, SLOT( onXAxisFormatChanged( int ) ) );

    int axisBoxRow = layout->rowCount() - 1;
#if 1
    // one row below to have space enough for bottom scale tick labels
    layout->addWidget( xAxisBox, m_plotsCount + 1, 1 );
#else
    layout->addWidget( xAxisBox, layout_y, 1 );
#endif

    layout->setColumnStretch( 0, 10 );
    layout->setColumnStretch( 1, 0 );

    m_scaleWidget->setScale( m_timeInterval.from, m_timeInterval.to);

    setCursorPos( framePos() );
}