2008-04-11 12:44:58 +04:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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2012-05-21 15:12:37 +04:00
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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2008-04-11 12:44:58 +04:00
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#ifndef nsFirstLetterFrame_h__
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#define nsFirstLetterFrame_h__
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/* rendering object for CSS :first-letter pseudo-element */
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2012-09-14 20:10:08 +04:00
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#include "mozilla/Attributes.h"
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2011-12-28 00:18:48 +04:00
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#include "nsContainerFrame.h"
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2008-04-11 12:44:58 +04:00
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2015-03-21 19:28:04 +03:00
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class nsFirstLetterFrame final : public nsContainerFrame {
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2008-04-11 12:44:58 +04:00
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public:
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2010-11-27 18:21:00 +03:00
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NS_DECL_QUERYFRAME
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2017-05-26 13:11:11 +03:00
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NS_DECL_FRAMEARENA_HELPERS(nsFirstLetterFrame)
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2009-09-12 20:49:24 +04:00
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2017-04-30 18:30:08 +03:00
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explicit nsFirstLetterFrame(nsStyleContext* aContext)
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2017-05-26 13:11:11 +03:00
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: nsContainerFrame(aContext, kClassID)
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2017-04-30 18:30:08 +03:00
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{}
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2011-12-28 00:18:48 +04:00
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2013-02-14 15:12:27 +04:00
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virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
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const nsRect& aDirtyRect,
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2015-03-21 19:28:04 +03:00
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const nsDisplayListSet& aLists) override;
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2008-04-11 12:44:58 +04:00
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2014-05-25 02:20:40 +04:00
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virtual void Init(nsIContent* aContent,
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nsContainerFrame* aParent,
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2015-03-21 19:28:04 +03:00
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nsIFrame* aPrevInFlow) override;
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2014-05-28 23:36:58 +04:00
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virtual void SetInitialChildList(ChildListID aListID,
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2015-03-21 19:28:04 +03:00
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nsFrameList& aChildList) override;
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2014-01-06 03:31:14 +04:00
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#ifdef DEBUG_FRAME_DUMP
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2015-03-21 19:28:04 +03:00
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virtual nsresult GetFrameName(nsAString& aResult) const override;
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2008-04-11 12:44:58 +04:00
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#endif
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2012-02-22 03:50:16 +04:00
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bool IsFloating() const { return GetStateBits() & NS_FRAME_OUT_OF_FLOW; }
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2015-03-21 19:28:04 +03:00
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virtual bool IsFrameOfType(uint32_t aFlags) const override
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2008-04-11 12:44:58 +04:00
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{
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2012-02-22 03:50:16 +04:00
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if (!IsFloating())
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2008-04-11 12:44:58 +04:00
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aFlags = aFlags & ~(nsIFrame::eLineParticipant);
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2011-12-28 00:18:48 +04:00
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return nsContainerFrame::IsFrameOfType(aFlags &
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2008-04-11 12:44:58 +04:00
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~(nsIFrame::eBidiInlineContainer));
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}
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2015-03-21 19:28:04 +03:00
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virtual nscoord GetMinISize(nsRenderingContext *aRenderingContext) override;
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virtual nscoord GetPrefISize(nsRenderingContext *aRenderingContext) override;
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2014-07-24 21:03:25 +04:00
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virtual void AddInlineMinISize(nsRenderingContext *aRenderingContext,
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2015-03-21 19:28:04 +03:00
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InlineMinISizeData *aData) override;
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2014-07-24 21:03:25 +04:00
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virtual void AddInlinePrefISize(nsRenderingContext *aRenderingContext,
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2015-03-21 19:28:04 +03:00
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InlinePrefISizeData *aData) override;
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2014-08-24 18:34:44 +04:00
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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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2015-03-21 19:28:04 +03:00
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ComputeSizeFlags aFlags) override;
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2014-08-24 18:34:44 +04:00
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2014-05-13 04:47:52 +04:00
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virtual void Reflow(nsPresContext* aPresContext,
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2016-07-21 13:36:38 +03:00
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ReflowOutput& aDesiredSize,
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2016-07-21 13:36:39 +03:00
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const ReflowInput& aReflowInput,
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2015-03-21 19:28:04 +03:00
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nsReflowStatus& aStatus) override;
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2008-04-11 12:44:58 +04:00
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2015-03-21 19:28:04 +03:00
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virtual bool CanContinueTextRun() const override;
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virtual nscoord GetLogicalBaseline(mozilla::WritingMode aWritingMode) const override;
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2016-07-21 13:36:39 +03:00
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virtual LogicalSides GetLogicalSkipSides(const ReflowInput* aReflowInput = nullptr) const override;
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2008-04-11 12:44:58 +04:00
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//override of nsFrame method
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2014-02-18 11:47:48 +04:00
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virtual nsresult GetChildFrameContainingOffset(int32_t inContentOffset,
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2014-02-18 12:36:33 +04:00
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bool inHint,
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int32_t* outFrameContentOffset,
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2015-03-21 19:28:04 +03:00
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nsIFrame** outChildFrame) override;
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2008-04-11 12:44:58 +04:00
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nscoord GetFirstLetterBaseline() const { return mBaseline; }
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2010-03-17 20:30:30 +03:00
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// For floating first letter frames, create a continuation for aChild and
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// place it in the correct place. aContinuation is an outparam for the
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// continuation that is created. aIsFluid determines if the continuation is
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// fluid or not.
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nsresult CreateContinuationForFloatingParent(nsPresContext* aPresContext,
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nsIFrame* aChild,
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nsIFrame** aContinuation,
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2011-09-29 10:19:26 +04:00
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bool aIsFluid);
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2010-03-17 20:30:30 +03:00
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2008-04-11 12:44:58 +04:00
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protected:
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nscoord mBaseline;
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void DrainOverflowFrames(nsPresContext* aPresContext);
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};
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#endif /* nsFirstLetterFrame_h__ */
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