void
RenderFrameParent::Destroy()
{
size_t numChildren = ManagedPLayersParent().Length();
NS_ABORT_IF_FALSE(0 == numChildren || 1 == numChildren,
"render frame must only have 0 or 1 layer manager");
if (numChildren) {
ShadowLayersParent* layers =
static_cast<ShadowLayersParent*>(ManagedPLayersParent()[0]);
layers->Destroy();
}
mFrameLoaderDestroyed = true;
}
void
CompositorParent::Destroy()
{
NS_ABORT_IF_FALSE(ManagedPLayersParent().Length() == 0,
"CompositorParent destroyed before managed PLayersParent");
// Ensure that the layer manager is destructed on the compositor thread.
mLayerManager = NULL;
}
ShadowLayersParent*
RenderFrameParent::GetShadowLayers() const
{
const nsTArray<PLayersParent*>& shadowParents = ManagedPLayersParent();
NS_ABORT_IF_FALSE(shadowParents.Length() <= 1,
"can only support at most 1 ShadowLayersParent");
return (shadowParents.Length() == 1) ?
static_cast<ShadowLayersParent*>(shadowParents[0]) : nsnull;
}
void
CompositorParent::ShadowLayersUpdated(bool isFirstPaint)
{
mIsFirstPaint = mIsFirstPaint || isFirstPaint;
mLayersUpdated = true;
const nsTArray<PLayersParent*>& shadowParents = ManagedPLayersParent();
NS_ABORT_IF_FALSE(shadowParents.Length() <= 1,
"can only support at most 1 ShadowLayersParent");
if (shadowParents.Length()) {
Layer* root = static_cast<ShadowLayersParent*>(shadowParents[0])->GetRoot();
mLayerManager->SetRoot(root);
SetShadowProperties(root);
}
ScheduleComposition();
}