зеркало из https://github.com/mozilla/gecko-dev.git
63 строки
2.3 KiB
C++
63 строки
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one 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,
|
|
mozilla::ComputedStyle* aStyle);
|
|
|
|
class nsRubyFrame final : public nsInlineFrame {
|
|
public:
|
|
NS_DECL_FRAMEARENA_HELPERS(nsRubyFrame)
|
|
NS_DECL_QUERYFRAME
|
|
|
|
// nsIFrame overrides
|
|
virtual bool IsFrameOfType(uint32_t aFlags) const override;
|
|
virtual void AddInlineMinISize(gfxContext* aRenderingContext,
|
|
InlineMinISizeData* aData) override;
|
|
virtual void AddInlinePrefISize(gfxContext* 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,
|
|
ComputedStyle* aStyle);
|
|
explicit nsRubyFrame(ComputedStyle* aStyle)
|
|
: nsInlineFrame(aStyle, kClassID) {}
|
|
|
|
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___ */
|