/* -*- 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 nsMathMLmrootFrame_h___ #define nsMathMLmrootFrame_h___ #include "mozilla/Attributes.h" #include "nsMathMLContainerFrame.h" #include "nsMathMLChar.h" // // <msqrt> and <mroot> -- form a radical // class nsMathMLmrootFrame : public nsMathMLContainerFrame { public: NS_DECL_FRAMEARENA_HELPERS friend nsIFrame* NS_NewMathMLmrootFrame(nsIPresShell* aPresShell, nsStyleContext* aContext); virtual void SetAdditionalStyleContext(int32_t aIndex, nsStyleContext* aStyleContext) override; virtual nsStyleContext* GetAdditionalStyleContext(int32_t aIndex) const override; virtual void Init(nsIContent* aContent, nsContainerFrame* aParent, nsIFrame* aPrevInFlow) override; NS_IMETHOD TransmitAutomaticData() override; virtual void Reflow(nsPresContext* aPresContext, ReflowOutput& aDesiredSize, const ReflowInput& aReflowInput, nsReflowStatus& aStatus) override; void GetRadicalXOffsets(nscoord aIndexWidth, nscoord aSqrWidth, nsFontMetrics* aFontMetrics, nscoord* aIndexOffset, nscoord* aSqrOffset); virtual void GetIntrinsicISizeMetrics(nsRenderingContext* aRenderingContext, ReflowOutput& aDesiredSize) override; virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder, const nsRect& aDirtyRect, const nsDisplayListSet& aLists) override; uint8_t ScriptIncrement(nsIFrame* aFrame) override { return (aFrame && aFrame == mFrames.LastChild()) ? 2 : 0; } protected: explicit nsMathMLmrootFrame(nsStyleContext* aContext); virtual ~nsMathMLmrootFrame(); nsMathMLChar mSqrChar; nsRect mBarRect; }; #endif /* nsMathMLmrootFrame_h___ */