Files
palemoon27/layout/mathml/nsMathMLmfencedFrame.h
T
roytam1 7d2b02d5fd import changes from `dev' branch of rmottola/Arctic-Fox:
- Bug 1233109 - Refactor module parsing to instantiate ModuleBuilder earlier r=shu (ae6693165a)
- Bug 1233109 - Call into the ModuleBuilder as we parse rather than traversing the AST again afterwards r=shu (c28f785d33)
- Bug 1233109 - Check for duplicate exported names using the data in the ModuleBuilder and remove ModuleBox::exportNames r=shu (03999c3ebf)
- Bug 1233109 - Make the getters in Import/ExportEntryObject const r=shu (ed6c2e5dca)
- Bug 1228211 (part 1) - Rearrange nsDisplayCanvasBackgroundImage::Paint(). r=dholbert. (00f3aacb07)
- Bug 1228211 (part 2) - Remove unused functions in nsRenderingContext. r=dholbert. (86d9983e82)
- Bug 1231550 - Use DrawTarget instead of gfxContext and/or nsRenderingContext in many places in font/text code. r=jfkthame. (b0962c9b17)
- Bug 1234418 - Not trust glyph run starts from a cluster start character. r=jfkthame (b0920d8072)
- more of  Bug 1222166 - use gcc/clang warning f (690640c6c7)
- Bug 1064843 part 1 - Make nsImageFrame inherit nsContainerFrame. r=dholbert (bd5efe0a93)
- Bug 1238660 part 1 - Make mWinsInCascade initially false; r=hiro (8420017e68)
- Bug 1238660 part 2 - Preserve "wins in cascade" state when updating animations; r=hiro (348a8ef769)
- Bug 1230408 - Move suppress line break check out from control of SkipParentDisplayBasedStyleFixup. r=dbaron (ca853b3162)
- Bug 1238660 part 3 - Add crashtest; r=hiro (ab4daba520)
- Bug 1230005: Factor out relocation style decision; r=jolesen (03ea0e9ba0)
- Bug 1230005: Hide specifics of the LDR instruction; r=jolesen (92b0396f81)
- Bug 1230005: Flush the assembler buffer at the end of asm.js compilation; r=luke (06e0911bfb)
- Bug 1230005: Delay buffer flushing in asm.js until the last minute; r=luke (d3be91cca5)
- Bug 1233111 - Share method lists for SIMD types. r=bbouvier (70ec039259)
- Bug 1229642 - Fix unified build duplicate static name error (rs=jandem) (eb05c13fec)
- Bug 1231338 - SAB gating test cases. r=luke (a8c6740745)
- Bug 1233111 - Remove geometry altering SIMD conversions. r=bbouvier (a9c93d7694)
- Bug 1233111 - Add unsigned SIMD types to interpreter. r=bbouvier (6187dc7a1e)
- Bug 1233111 - Add ecma_7 shift tests. r=bbouvier (17c612dac5)
- Bug 1233111 - Implement SIMD shiftRightByScalar(). r=bbouvie (b9b0c848b7)
- Bug 1233111 - Add a new ToUint8() function. r=efaust (f1bc50a229)
- ug 1233111 - Implement saturating arithmetic for SIMD. r=bbouvier (42a98a07d6)
- Bug 1229642 - Factor out StringToNewUTF8CharsZ (r=jandem) (3c4f71214b)
- revert PM modification to setProfilingEnabled (4a05202975)
- Bug 1229642 - Split wasm::Module out of AsmJSModule (r=bbouvier) (75a1832b1a)
- Bug 1229642 - change to AsmJSActivation to WasmActivation (r=bbouvier) (a2e8513369)
- Bug 1229642 - Factor AsmJSLink.cpp into wasm/asm.js and consolidate AsmJS* into AsmJS.cpp (r=bbouvier) (3a489c6410)
2023-08-01 11:58:43 +08:00

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
#ifndef nsMathMLmfencedFrame_h
#define nsMathMLmfencedFrame_h
#include "mozilla/Attributes.h"
#include "nsMathMLContainerFrame.h"
class nsFontMetrics;
//
// <mfenced> -- surround content with a pair of fences
//
class nsMathMLmfencedFrame final : public nsMathMLContainerFrame {
public:
NS_DECL_FRAMEARENA_HELPERS
friend nsIFrame* NS_NewMathMLmfencedFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
virtual void
SetAdditionalStyleContext(int32_t aIndex,
nsStyleContext* aStyleContext) override;
virtual nsStyleContext*
GetAdditionalStyleContext(int32_t aIndex) const override;
NS_IMETHOD
InheritAutomaticData(nsIFrame* aParent) override;
virtual void
SetInitialChildList(ChildListID aListID,
nsFrameList& aChildList) override;
virtual void
Reflow(nsPresContext* aPresContext,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus) override;
virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
const nsRect& aDirtyRect,
const nsDisplayListSet& aLists) override;
virtual void
GetIntrinsicISizeMetrics(nsRenderingContext* aRenderingContext,
nsHTMLReflowMetrics& aDesiredSize) override;
virtual nsresult
AttributeChanged(int32_t aNameSpaceID,
nsIAtom* aAttribute,
int32_t aModType) override;
// override the base method because we must keep separators in sync
virtual nsresult
ChildListChanged(int32_t aModType) override;
// override the base method so that we can deal with fences and separators
virtual nscoord
FixInterFrameSpacing(nsHTMLReflowMetrics& aDesiredSize) override;
// helper routines to format the MathMLChars involved here
static nsresult
ReflowChar(nsPresContext* aPresContext,
DrawTarget* aDrawTarget,
nsFontMetrics& aFontMetrics,
float aFontSizeInflation,
nsMathMLChar* aMathMLChar,
nsOperatorFlags aForm,
int32_t aScriptLevel,
nscoord axisHeight,
nscoord leading,
nscoord em,
nsBoundingMetrics& aContainerSize,
nscoord& aAscent,
nscoord& aDescent,
bool aRTL);
static void
PlaceChar(nsMathMLChar* aMathMLChar,
nscoord aDesiredSize,
nsBoundingMetrics& bm,
nscoord& dx);
virtual bool
IsMrowLike() override
{
// Always treated as an mrow with > 1 child as
// <mfenced> <mo>%</mo> </mfenced>
// renders equivalently to
// <mrow> <mo> ( </mo> <mo>%</mo> <mo> ) </mo> </mrow>
// This also holds with multiple children. (MathML3 3.3.8.1)
return true;
}
protected:
explicit nsMathMLmfencedFrame(nsStyleContext* aContext) : nsMathMLContainerFrame(aContext) {}
virtual ~nsMathMLmfencedFrame();
nsMathMLChar* mOpenChar;
nsMathMLChar* mCloseChar;
nsMathMLChar* mSeparatorsChar;
int32_t mSeparatorsCount;
// clean up
void
RemoveFencesAndSeparators();
// add fences and separators when all child frames are known
void
CreateFencesAndSeparators(nsPresContext* aPresContext);
};
#endif /* nsMathMLmfencedFrame_h */