Exemplos de DeprecatedPaintLayer::isAllowedToQueryCompositingState em C++ (Cpp)

Exemplo n.º 1

Arquivo: CompositorAnimations.cpp Projeto: kingysu/blink-crosswalk

bool CompositorAnimations::canAttachCompositedLayers(const Element& element, const AnimationPlayer& player)
{
    if (!RuntimeEnabledFeatures::compositorAnimationTimelinesEnabled())
        return false;

    if (!player.compositorPlayer())
        return false;

    if (!element.layoutObject() || !element.layoutObject()->isBoxModelObject())
        return false;

    DeprecatedPaintLayer* layer = toLayoutBoxModelObject(element.layoutObject())->layer();

    if (!layer || !layer->isAllowedToQueryCompositingState()
        || !layer->compositedDeprecatedPaintLayerMapping()
        || !layer->compositedDeprecatedPaintLayerMapping()->mainGraphicsLayer())
        return false;

    if (!layer->compositedDeprecatedPaintLayerMapping()->mainGraphicsLayer()->platformLayer())
        return false;

    return true;
}