Method recalcGeometry

part/presentationwidget.cpp:92–110

    PresentationFrame &operator=(const PresentationFrame &) = delete;

    void recalcGeometry(int width, int height, float screenRatio)
    {
        // calculate frame geometry keeping constant aspect ratio
        float pageRatio = page->ratio();
        int pageWidth = width, pageHeight = height;
        if (pageRatio > screenRatio) {
            pageWidth = (int)((float)pageHeight / pageRatio);
        } else {
            pageHeight = (int)((float)pageWidth * pageRatio);
        }
        geometry.setRect((width - pageWidth) / 2, (height - pageHeight) / 2, pageWidth, pageHeight);

        for (VideoWidget *vw : std::as_const(videoWidgets)) {
            const Okular::NormalizedRect r = vw->normGeometry();
            QRect vwgeom = r.geometry(geometry.width(), geometry.height());
            vw->resize(vwgeom.size());
            vw->move(geometry.topLeft() + vwgeom.topLeft());
        }
    }

    const Okular::Page *page;
    QRect geometry;