C++ (Cpp) pixelFont Exemples

Exemple #1

static inline void qwtUnscaleFont( QPainter *painter )
{
    if ( painter->font().pixelSize() >= 0 )
        return;

    static QSize screenResolution;
    if ( !screenResolution.isValid() )
    {
        QDesktopWidget *desktop = QApplication::desktop();
        if ( desktop )
        {
            screenResolution.setWidth( desktop->logicalDpiX() );
            screenResolution.setHeight( desktop->logicalDpiY() );
        }
    }

    const QPaintDevice *pd = painter->device();
    if ( pd->logicalDpiX() != screenResolution.width() ||
        pd->logicalDpiY() != screenResolution.height() )
    {
        QFont pixelFont( painter->font(), QApplication::desktop() );
        pixelFont.setPixelSize( QFontInfo( pixelFont ).pixelSize() );

        painter->setFont( pixelFont );
    }
}

Exemple #2

Fichier : qwt_painter.cpp Projet : FabianFrancoRoldan/OpenPilot

static inline void qwtUnscaleFont( QPainter *painter )
{
    if ( painter->font().pixelSize() >= 0 )
        return;

    const QSize screenResolution = qwtScreenResolution();

    const QPaintDevice *pd = painter->device();
    if ( pd->logicalDpiX() != screenResolution.width() ||
        pd->logicalDpiY() != screenResolution.height() )
    {
        QFont pixelFont( painter->font(), QApplication::desktop() );
        pixelFont.setPixelSize( QFontInfo( pixelFont ).pixelSize() );

        painter->setFont( pixelFont );
    }
}