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Viewing changes to sources/presentationview.cpp

  • Committer: Package Import Robot
  • Author(s): Benjamin Eltzner
  • Date: 2013-05-26 13:52:50 UTC
  • mfrom: (1.2.8)
  • Revision ID: package-import@ubuntu.com-20130526135250-s1rhw935iqd8fcfs
Tags: 0.4.3-1
* New upstream release.
* Added menu file and fetch xpm icon file in debian folder.

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sources/presentationview.cpp
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    setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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    new QShortcut(QKeySequence(Qt::Key_Return), this, SLOT(jumpBackward()));
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    new QShortcut(QKeySequence(Qt::SHIFT + Qt::Key_Return), this, SLOT(jumpForward()));
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    new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_Left), this, SLOT(rotateLeft()));
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    new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_Right), this, SLOT(rotateRight()));
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    // pages
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    setScene(new QGraphicsScene(this));
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    for(int index = 0; index < m_pages.count(); ++index)
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    {
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        PageItem* page = new PageItem(m_pages.at(index), index, true);
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        page->setPhysicalDpi(physicalDpiX(), physicalDpiY());
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        scene()->addItem(page);
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        m_pageItems.append(page);
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        connect(page, SIGNAL(linkClicked(int,qreal,qreal)), SLOT(on_pages_linkClicked(int,qreal,qreal)));
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    }
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    scene()->setBackgroundBrush(QBrush(s_settings->pageItem().paperColor()));
 
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    preparePages();
 
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    prepareBackground();
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    // prefetch
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            page->setInvertColors(m_invertColors);
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        }
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        QColor backgroundColor = s_settings->pageItem().paperColor();
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        if(m_invertColors)
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        {
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            backgroundColor.setRgb(~backgroundColor.rgb());
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        }
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        scene()->setBackgroundBrush(QBrush(backgroundColor));
 
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        prepareBackground();
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        emit invertColorsChanged(m_invertColors);
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    }
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void PresentationView::keyPressEvent(QKeyEvent* event)
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{
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    switch(event->key())
 
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    switch(event->modifiers() + event->key())
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    {
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    case Qt::Key_PageUp:
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    case Qt::Key_Up:
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        event->accept();
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        return;
 
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    case Qt::CTRL + Qt::Key_Return:
 
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        jumpBackward();
 
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        event->accept();
 
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        return;
 
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    case Qt::CTRL + Qt::SHIFT + Qt::Key_Return:
 
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        jumpForward();
 
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        event->accept();
 
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        return;
 
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    case Qt::CTRL + Qt::Key_Left:
 
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        rotateLeft();
 
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        event->accept();
 
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        return;
 
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    case Qt::CTRL + Qt::Key_Right:
 
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        rotateRight();
 
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        event->accept();
 
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        return;
 
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    case Qt::CTRL + Qt::Key_I:
 
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        setInvertColors(!invertColors());
 
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        event->accept();
 
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        return;
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    case Qt::Key_F12:
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    case Qt::Key_Escape:
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        close();
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        return;
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    }
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    if(event->modifiers() == Qt::ControlModifier && event->key() == Qt::Key_I)
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    {
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        setInvertColors(!invertColors());
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        event->accept();
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        return;
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    }
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    QWidget::keyPressEvent(event);
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}
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    QGraphicsView::wheelEvent(event);
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}
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void PresentationView::preparePages()
 
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{
 
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    for(int index = 0; index < m_pages.count(); ++index)
 
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    {
 
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        PageItem* page = new PageItem(m_pages.at(index), index, true);
 
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        page->setPhysicalDpi(physicalDpiX(), physicalDpiY());
 
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        scene()->addItem(page);
 
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        m_pageItems.append(page);
 
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        connect(page, SIGNAL(linkClicked(int,qreal,qreal)), SLOT(on_pages_linkClicked(int,qreal,qreal)));
 
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    }
 
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}
 
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void PresentationView::prepareBackground()
 
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{
 
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    QColor backgroundColor = s_settings->pageItem().paperColor();
 
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    if(m_invertColors)
 
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    {
 
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        backgroundColor.setRgb(~backgroundColor.rgb());
 
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    }
 
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    scene()->setBackgroundBrush(QBrush(backgroundColor));
 
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}
 
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void PresentationView::prepareScene()
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{
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    for(int index = 0; index < m_pageItems.count(); ++index)
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    {
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        PageItem* page = m_pageItems.at(index);
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        qreal visibleWidth = viewport()->width();
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        qreal visibleHeight = viewport()->height();
 
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        const qreal visibleWidth = viewport()->width();
 
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        const qreal visibleHeight = viewport()->height();
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        qreal pageWidth = 0.0;
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        qreal pageHeight = 0.0;
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            break;
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        }
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        qreal scaleFactor = qMin(visibleWidth / pageWidth, visibleHeight / pageHeight);
 
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        const qreal scaleFactor = qMin(visibleWidth / pageWidth, visibleHeight / pageHeight);
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        page->setScaleFactor(scaleFactor);
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        page->setRotation(m_rotation);