void Page::setPageScaleFactor(float scale, const IntPoint& origin) { FrameView* view = mainFrame()->view(); if (scale != m_pageScaleFactor) { m_pageScaleFactor = scale; if (view) view->setVisibleContentScaleFactor(scale); mainFrame()->deviceOrPageScaleFactorChanged(); if (view) view->setViewportConstrainedObjectsNeedLayout(); } if (view && view->scrollPosition() != origin) view->notifyScrollPositionChanged(origin); }
void Page::setPageScaleFactor(float scale, const IntPoint& origin) { Document* document = mainFrame()->document(); FrameView* view = document->view(); if (scale == m_pageScaleFactor) { if (view && (view->scrollPosition() != origin || view->delegatesScrolling())) { if (!m_settings->applyPageScaleFactorInCompositor()) document->updateLayoutIgnorePendingStylesheets(); view->setScrollPosition(origin); } return; } m_pageScaleFactor = scale; if (!m_settings->applyPageScaleFactorInCompositor()) { if (document->renderer()) document->renderer()->setNeedsLayout(true); document->recalcStyle(Style::Force); // Transform change on RenderView doesn't trigger repaint on non-composited contents. mainFrame()->view()->invalidateRect(IntRect(LayoutRect::infiniteRect())); } #if USE(ACCELERATED_COMPOSITING) mainFrame()->deviceOrPageScaleFactorChanged(); #endif if (view && view->fixedElementsLayoutRelativeToFrame()) view->setViewportConstrainedObjectsNeedLayout(); if (view && view->scrollPosition() != origin) { if (!m_settings->applyPageScaleFactorInCompositor() && document->renderer() && document->renderer()->needsLayout() && view->didFirstLayout()) view->layout(); view->setScrollPosition(origin); } }