Method initPlot

3rdparty/qwt/src/qwt_plot.cpp:135–187

! \brief Initializes a QwtPlot instance \param title Title text */

   \param title Title text
 */
void QwtPlot::initPlot( const QwtText& title )
{
    m_data = new PrivateData;

    m_data->layout = new QwtPlotLayout;
    m_data->autoReplot = false;

    // title
    m_data->titleLabel = new QwtTextLabel( this );
    m_data->titleLabel->setObjectName( "QwtPlotTitle" );
    m_data->titleLabel->setFont( QFont( fontInfo().family(), 14, QFont::Bold ) );

    QwtText text( title );
    text.setRenderFlags( Qt::AlignCenter | Qt::TextWordWrap );
    m_data->titleLabel->setText( text );

    // footer
    m_data->footerLabel = new QwtTextLabel( this );
    m_data->footerLabel->setObjectName( "QwtPlotFooter" );

    QwtText footer;
    footer.setRenderFlags( Qt::AlignCenter | Qt::TextWordWrap );
    m_data->footerLabel->setText( footer );

    // legend
    m_data->legend = NULL;

    // axes
    initAxesData();

    // canvas
    m_data->canvas = new QwtPlotCanvas( this );
    m_data->canvas->setObjectName( "QwtPlotCanvas" );
    m_data->canvas->installEventFilter( this );

    setSizePolicy( QSizePolicy::MinimumExpanding,
        QSizePolicy::MinimumExpanding );

    resize( 200, 200 );

    using namespace QwtAxis;

    QList< QWidget* > focusChain;
    focusChain << this << m_data->titleLabel << axisWidget( XTop )
               << axisWidget( YLeft ) << m_data->canvas
               << axisWidget( YRight ) << axisWidget( XBottom )
               << m_data->footerLabel;

    for ( int i = 0; i < focusChain.size() - 1; i++ )
        qwtSetTabOrder( focusChain[i], focusChain[i + 1], false );

    qwtEnableLegendItems( this, true );
}

/*!
   \brief Set the drawing canvas of the plot widget