gecko-dev/layout/generic/nsRubyFrame.h

57 строки
2.1 KiB
C++

/* -*- 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 "nsContainerFrame.h"
/**
* Factory function.
* @return a newly allocated nsRubyFrame (infallible)
*/
nsContainerFrame* NS_NewRubyFrame(nsIPresShell* aPresShell,
nsStyleContext* aContext);
class nsRubyFrame MOZ_FINAL : public nsContainerFrame
{
public:
NS_DECL_FRAMEARENA_HELPERS
NS_DECL_QUERYFRAME_TARGET(nsRubyFrame)
NS_DECL_QUERYFRAME
// nsIFrame overrides
virtual nsIAtom* GetType() const MOZ_OVERRIDE;
virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE;
virtual void AddInlineMinISize(nsRenderingContext *aRenderingContext,
InlineMinISizeData *aData) MOZ_OVERRIDE;
virtual void AddInlinePrefISize(nsRenderingContext *aRenderingContext,
InlinePrefISizeData *aData) MOZ_OVERRIDE;
virtual void Reflow(nsPresContext* aPresContext,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus) MOZ_OVERRIDE;
virtual nscoord GetLogicalBaseline(mozilla::WritingMode aWritingMode)
const MOZ_OVERRIDE;
virtual bool CanContinueTextRun() const MOZ_OVERRIDE;
#ifdef DEBUG_FRAME_DUMP
virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE;
#endif
protected:
friend nsContainerFrame* NS_NewRubyFrame(nsIPresShell* aPresShell,
nsStyleContext* aContext);
nsRubyFrame(nsStyleContext* aContext) : nsContainerFrame(aContext) {}
void CalculateColSizes(nsRenderingContext* aRenderingContext,
nsTArray<nscoord>& aColSizes);
nscoord mBaseline;
};
#endif /* nsRubyFrame_h___ */