bool CoordinatedGraphicsLayer::hasPendingVisibleChanges()
{
if (opacity() < 0.01 && !m_animations.hasActiveAnimationsOfType(AnimatedPropertyOpacity))
return false;
for (size_t i = 0; i < children().size(); ++i) {
if (toCoordinatedGraphicsLayer(children()[i])->hasPendingVisibleChanges())
return true;
}
bool shouldSyncCanvas = false;
#if USE(GRAPHICS_SURFACE)
shouldSyncCanvas = m_pendingCanvasOperation & SyncCanvas;
#endif
if (!m_shouldSyncLayerState && !m_shouldSyncChildren && !m_shouldSyncFilters && !m_shouldSyncImageBacking && !m_shouldSyncAnimations && !shouldSyncCanvas)
return false;
return tiledBackingStoreVisibleRect().intersects(tiledBackingStoreContentsRect());
}
bool CoordinatedGraphicsLayer::imageBackingVisible()
{
ASSERT(m_coordinatedImageBacking);
return tiledBackingStoreVisibleRect().intersects(IntRect(contentsRect()));
}