GraphicsLayerChromium::GraphicsLayerChromium(GraphicsLayerClient* client)
: GraphicsLayer(client)
, m_contentsLayerPurpose(NoContentsLayer)
, m_contentsLayerHasBackgroundColor(false)
, m_inSetChildren(false)
, m_pageScaleChanged(false)
{
m_opaqueRectTrackingContentLayerDelegate = adoptPtr(new OpaqueRectTrackingContentLayerDelegate(this));
m_layer = WebContentLayer::create(m_opaqueRectTrackingContentLayerDelegate.get());
m_layer.setDrawsContent(m_drawsContent && m_contentsVisible);
if (client)
deviceOrPageScaleFactorChanged();
updateDebugIndicators();
}
void GraphicsLayer::noteDeviceOrPageScaleFactorChangedIncludingDescendants()
{
deviceOrPageScaleFactorChanged();
if (m_maskLayer)
m_maskLayer->deviceOrPageScaleFactorChanged();
if (m_replicaLayer)
m_replicaLayer->noteDeviceOrPageScaleFactorChangedIncludingDescendants();
const Vector<GraphicsLayer*>& childLayers = children();
size_t numChildren = childLayers.size();
for (size_t i = 0; i < numChildren; ++i)
childLayers[i]->noteDeviceOrPageScaleFactorChangedIncludingDescendants();
}