1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
7 /* rendering object for CSS "display: ruby" */
9 #ifndef nsRubyFrame_h___
10 #define nsRubyFrame_h___
12 #include "nsInlineFrame.h"
13 #include "RubyUtils.h"
17 } // namespace mozilla
21 * @return a newly allocated nsRubyFrame (infallible)
23 nsContainerFrame
* NS_NewRubyFrame(mozilla::PresShell
* aPresShell
,
24 mozilla::ComputedStyle
* aStyle
);
26 class nsRubyFrame final
: public nsInlineFrame
{
28 NS_DECL_FRAMEARENA_HELPERS(nsRubyFrame
)
32 virtual void AddInlineMinISize(gfxContext
* aRenderingContext
,
33 InlineMinISizeData
* aData
) override
;
34 virtual void AddInlinePrefISize(gfxContext
* aRenderingContext
,
35 InlinePrefISizeData
* aData
) override
;
36 virtual void Reflow(nsPresContext
* aPresContext
, ReflowOutput
& aDesiredSize
,
37 const ReflowInput
& aReflowInput
,
38 nsReflowStatus
& aStatus
) override
;
40 #ifdef DEBUG_FRAME_DUMP
41 virtual nsresult
GetFrameName(nsAString
& aResult
) const override
;
44 mozilla::RubyBlockLeadings
GetBlockLeadings() const { return mLeadings
; }
47 friend nsContainerFrame
* NS_NewRubyFrame(mozilla::PresShell
* aPresShell
,
48 ComputedStyle
* aStyle
);
49 explicit nsRubyFrame(ComputedStyle
* aStyle
, nsPresContext
* aPresContext
)
50 : nsInlineFrame(aStyle
, aPresContext
, kClassID
) {}
52 void ReflowSegment(nsPresContext
* aPresContext
,
53 const ReflowInput
& aReflowInput
, nscoord aBlockStartAscent
,
55 nsRubyBaseContainerFrame
* aBaseContainer
,
56 nsReflowStatus
& aStatus
);
58 nsRubyBaseContainerFrame
* PullOneSegment(const nsLineLayout
* aLineLayout
,
59 ContinuationTraversingState
& aState
);
61 // The leadings required to put the annotations. They are dummy-
62 // initialized to 0, and get meaningful values at first reflow.
63 mozilla::RubyBlockLeadings mLeadings
;
66 #endif /* nsRubyFrame_h___ */