RenderFlowThread::RenderFlowThread()
: RenderBlockFlow(0)
, m_regionsInvalidated(false)
, m_regionsHaveUniformLogicalHeight(true)
, m_pageLogicalSizeChanged(false)
{
setFlowThreadState(InsideOutOfFlowThread);
}
RenderMultiColumnFlowThread::RenderMultiColumnFlowThread(Document& document, PassRef<RenderStyle> style)
: RenderFlowThread(document, std::move(style))
, m_columnCount(1)
, m_columnWidth(0)
, m_columnHeightAvailable(0)
, m_inBalancingPass(false)
, m_needsRebalancing(false)
{
setFlowThreadState(InsideInFlowThread);
}
// FIXME: RenderFlowThread should either be anonymous or be associated with some Element.
// It should not be constructed as a renderer for the Document.
RenderFlowThread::RenderFlowThread(Document* document)
: RenderBlock(document)
, m_autoLogicalHeightRegionsCount(0)
, m_regionsInvalidated(false)
, m_regionsHaveUniformLogicalWidth(true)
, m_regionsHaveUniformLogicalHeight(true)
, m_overset(true)
, m_hasRegionsWithStyling(false)
, m_dispatchRegionLayoutUpdateEvent(false)
, m_pageLogicalSizeChanged(false)
{
ASSERT(document->cssRegionsEnabled());
setFlowThreadState(InsideOutOfFlowThread);
}
RenderMultiColumnFlowThread::RenderMultiColumnFlowThread(Document& document, PassRef<RenderStyle> style)
: RenderFlowThread(document, WTF::move(style))
, m_lastSetWorkedOn(nullptr)
, m_columnCount(1)
, m_columnWidth(0)
, m_columnHeightAvailable(0)
, m_inLayout(false)
, m_inBalancingPass(false)
, m_needsHeightsRecalculation(false)
, m_progressionIsInline(false)
, m_progressionIsReversed(false)
, m_beingEvacuated(false)
{
setFlowThreadState(InsideInFlowThread);
}
static void createTextRenderer(Text& textNode, RenderTreePosition& renderTreePosition)
{
ASSERT(!textNode.renderer());
auto newRenderer = textNode.createTextRenderer(renderTreePosition.parent().style());
ASSERT(newRenderer);
renderTreePosition.computeNextSibling(textNode);
if (!renderTreePosition.canInsert(*newRenderer))
return;
// Make sure the RenderObject already knows it is going to be added to a RenderFlowThread before we set the style
// for the first time. Otherwise code using inRenderFlowThread() in the styleWillChange and styleDidChange will fail.
newRenderer->setFlowThreadState(renderTreePosition.parent().flowThreadState());
textNode.setRenderer(newRenderer.get());
renderTreePosition.insert(*newRenderer.leakPtr());
}
RenderMultiColumnFlowThread::RenderMultiColumnFlowThread(Document& document, PassRef<RenderStyle> style)
: RenderFlowThread(document, std::move(style))
{
setFlowThreadState(InsideInFlowThread);
}