void WebPage::platformPreferencesDidChange(const WebPreferencesStore& store)
{
FontSmoothingLevel fontSmoothingLevel = static_cast<FontSmoothingLevel>(store.getUInt32ValueForKey(WebPreferencesKey::fontSmoothingLevelKey()));
#if USE(CG)
FontSmoothingLevel adjustedLevel = fontSmoothingLevel;
if (adjustedLevel == FontSmoothingLevelWindows)
adjustedLevel = FontSmoothingLevelMedium;
wkSetFontSmoothingLevel(adjustedLevel);
#endif
m_page->settings()->setFontRenderingMode(fontSmoothingLevel == FontSmoothingLevelWindows ? AlternateRenderingMode : NormalRenderingMode);
}
void DrawingAreaImpl::updatePreferences(const WebPreferencesStore& store)
{
#if PLATFORM(MAC)
// Soon we want pages with fixed positioned elements to be able to be scrolled by the ScrollingCoordinator.
// As a part of that work, we have to composite fixed position elements, and we have to allow those
// elements to create a stacking context.
m_webPage->corePage()->settings()->setAcceleratedCompositingForFixedPositionEnabled(true);
m_webPage->corePage()->settings()->setFixedPositionCreatesStackingContext(true);
// <rdar://problem/10697417>: It is necessary to force compositing when accelerate drawing
// is enabled on Mac so that scrollbars are always in their own layers.
if (m_webPage->corePage()->settings()->acceleratedDrawingEnabled())
m_webPage->corePage()->settings()->setForceCompositingMode(LayerTreeHost::supportsAcceleratedCompositing());
else
#endif
m_webPage->corePage()->settings()->setForceCompositingMode(store.getBoolValueForKey(WebPreferencesKey::forceCompositingModeKey()) && LayerTreeHost::supportsAcceleratedCompositing());
}
void CoordinatedDrawingArea::updatePreferences(const WebPreferencesStore& store)
{
m_webPage->corePage()->settings().setForceCompositingMode(store.getBoolValueForKey(WebPreferencesKey::forceCompositingModeKey()) && LayerTreeHost::supportsAcceleratedCompositing());
}
void DrawingAreaWPE::updatePreferences(const WebPreferencesStore& store)
{
m_webPage.corePage()->settings().setForceCompositingMode(store.getBoolValueForKey(WebPreferencesKey::forceCompositingModeKey()));
}
