039afa606a
Per spec, the additional leading is added on side of ruby base container, not ruby container. This could lead to some trivial behavior changes on edge cases.
105 lines
3.7 KiB
C++
105 lines
3.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code is subject to the terms of the Mozilla Public License
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* version 2.0 (the "License"). You can obtain a copy of the License at
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* http://mozilla.org/MPL/2.0/. */
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/* rendering object for CSS "display: ruby-base-container" */
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#ifndef nsRubyBaseContainerFrame_h___
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#define nsRubyBaseContainerFrame_h___
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#include "nsContainerFrame.h"
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/**
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* Factory function.
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* @return a newly allocated nsRubyBaseContainerFrame (infallible)
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*/
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nsContainerFrame* NS_NewRubyBaseContainerFrame(nsIPresShell* aPresShell,
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nsStyleContext* aContext);
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namespace mozilla {
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struct RubyColumn;
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} // namespace mozilla
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class nsRubyBaseContainerFrame final : public nsContainerFrame
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{
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public:
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NS_DECL_FRAMEARENA_HELPERS
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NS_DECL_QUERYFRAME_TARGET(nsRubyBaseContainerFrame)
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NS_DECL_QUERYFRAME
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// nsIFrame overrides
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virtual nsIAtom* GetType() const override;
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virtual bool IsFrameOfType(uint32_t aFlags) const override;
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virtual bool CanContinueTextRun() const override;
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virtual void AddInlineMinISize(nsRenderingContext *aRenderingContext,
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InlineMinISizeData *aData) override;
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virtual void AddInlinePrefISize(nsRenderingContext *aRenderingContext,
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InlinePrefISizeData *aData) override;
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virtual mozilla::LogicalSize
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ComputeSize(nsRenderingContext *aRenderingContext,
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mozilla::WritingMode aWritingMode,
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const mozilla::LogicalSize& aCBSize,
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nscoord aAvailableISize,
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const mozilla::LogicalSize& aMargin,
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const mozilla::LogicalSize& aBorder,
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const mozilla::LogicalSize& aPadding,
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ComputeSizeFlags aFlags) override;
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virtual void Reflow(nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus) override;
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virtual nscoord
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GetLogicalBaseline(mozilla::WritingMode aWritingMode) const override;
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#ifdef DEBUG_FRAME_DUMP
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virtual nsresult GetFrameName(nsAString& aResult) const override;
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#endif
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void SetBlockLeadings(nscoord aStart, nscoord aEnd)
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{
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mBStartLeading = aStart;
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mBEndLeading = aEnd;
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}
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void GetBlockLeadings(nscoord* aStart, nscoord* aEnd) const
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{
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*aStart = mBStartLeading;
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*aEnd = mBEndLeading;
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}
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protected:
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friend nsContainerFrame*
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NS_NewRubyBaseContainerFrame(nsIPresShell* aPresShell,
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nsStyleContext* aContext);
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explicit nsRubyBaseContainerFrame(nsStyleContext* aContext) : nsContainerFrame(aContext) {}
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struct ReflowState;
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nscoord ReflowColumns(const ReflowState& aReflowState,
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nsReflowStatus& aStatus);
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nscoord ReflowOneColumn(const ReflowState& aReflowState,
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uint32_t aColumnIndex,
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const mozilla::RubyColumn& aColumn,
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nsReflowStatus& aStatus);
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nscoord ReflowSpans(const ReflowState& aReflowState);
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struct PullFrameState;
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// Pull ruby base and corresponding ruby text frames from
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// continuations after them.
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void PullOneColumn(nsLineLayout* aLineLayout,
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PullFrameState& aPullFrameState,
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mozilla::RubyColumn& aColumn,
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bool& aIsComplete);
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nscoord mBaseline;
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// The leading required to put the annotations. These fields are not
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// initialized until the parent frame finishes its first reflow.
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nscoord mBStartLeading;
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nscoord mBEndLeading;
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};
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#endif /* nsRubyBaseContainerFrame_h___ */
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