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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code is subject to the terms of the Mozilla Public License
* version 2.0 (the "License"). You can obtain a copy of the License at
* http://mozilla.org/MPL/2.0/. */
/* rendering object for CSS "display: ruby" */
#ifndef nsRubyFrame_h___
#define nsRubyFrame_h___
#include "nsInlineFrame.h"
#include "RubyUtils.h"
/**
* Factory function.
* @return a newly allocated nsRubyFrame (infallible)
*/
nsContainerFrame* NS_NewRubyFrame(nsIPresShell* aPresShell,
nsStyleContext* aContext);
class nsRubyFrame final : public nsInlineFrame
{
public:
NS_DECL_FRAMEARENA_HELPERS
NS_DECL_QUERYFRAME_TARGET(nsRubyFrame)
NS_DECL_QUERYFRAME
// nsIFrame overrides
virtual nsIAtom* GetType() const override;
virtual bool IsFrameOfType(uint32_t aFlags) const override;
virtual void AddInlineMinISize(nsRenderingContext *aRenderingContext,
InlineMinISizeData *aData) override;
virtual void AddInlinePrefISize(nsRenderingContext *aRenderingContext,
InlinePrefISizeData *aData) override;
virtual void Reflow(nsPresContext* aPresContext,
ReflowOutput& aDesiredSize,
const ReflowInput& aReflowInput,
nsReflowStatus& aStatus) override;
#ifdef DEBUG_FRAME_DUMP
virtual nsresult GetFrameName(nsAString& aResult) const override;
#endif
mozilla::RubyBlockLeadings GetBlockLeadings() const {
return mLeadings;
}
protected:
friend nsContainerFrame* NS_NewRubyFrame(nsIPresShell* aPresShell,
nsStyleContext* aContext);
explicit nsRubyFrame(nsStyleContext* aContext)
: nsInlineFrame(aContext) {}
void ReflowSegment(nsPresContext* aPresContext,
const ReflowInput& aReflowInput,
nsRubyBaseContainerFrame* aBaseContainer,
nsReflowStatus& aStatus);
nsRubyBaseContainerFrame* PullOneSegment(const nsLineLayout* aLineLayout,
ContinuationTraversingState& aState);
// The leadings required to put the annotations. They are dummy-
// initialized to 0, and get meaningful values at first reflow.
mozilla::RubyBlockLeadings mLeadings;
};
#endif /* nsRubyFrame_h___ */
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