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69 lines
2.7 KiB
C++
69 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code is subject to the terms of the Mozilla Public License
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* version 2.0 (the "License"). You can obtain a copy of the License at
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* http://mozilla.org/MPL/2.0/. */
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/* rendering object for CSS "display: ruby-text-container" */
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#ifndef nsRubyTextContainerFrame_h___
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#define nsRubyTextContainerFrame_h___
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#include "nsBlockFrame.h"
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#include "nsRubyBaseFrame.h"
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#include "nsRubyTextFrame.h"
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#include "nsLineLayout.h"
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/**
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* Factory function.
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* @return a newly allocated nsRubyTextContainerFrame (infallible)
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*/
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nsContainerFrame* NS_NewRubyTextContainerFrame(nsIPresShell* aPresShell,
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nsStyleContext* aContext);
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// If this is ever changed to be inline again, the code in
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// nsFrame::IsFontSizeInflationContainer should be updated to stop excluding
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// this from being considered inline.
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class nsRubyTextContainerFrame MOZ_FINAL : public nsBlockFrame
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{
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public:
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NS_DECL_FRAMEARENA_HELPERS
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NS_DECL_QUERYFRAME_TARGET(nsRubyTextContainerFrame)
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NS_DECL_QUERYFRAME
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// nsIFrame overrides
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virtual nsIAtom* GetType() const MOZ_OVERRIDE;
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virtual void Reflow(nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus) MOZ_OVERRIDE;
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#ifdef DEBUG_FRAME_DUMP
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virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE;
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#endif
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void ReflowRubyTextFrame(nsRubyTextFrame* rtFrame, nsIFrame* rbFrame,
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nscoord baseStart, nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState);
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void BeginRTCLineLayout(nsPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState);
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nsLineLayout* GetLineLayout() { return mLineLayout.get(); };
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protected:
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friend nsContainerFrame*
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NS_NewRubyTextContainerFrame(nsIPresShell* aPresShell,
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nsStyleContext* aContext);
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explicit nsRubyTextContainerFrame(nsStyleContext* aContext) : nsBlockFrame(aContext) {}
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// This pointer is active only during reflow of the ruby structure. It gets
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// created when the corresponding ruby base container is reflowed, and it is
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// destroyed when the ruby text container itself is reflowed.
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mozilla::UniquePtr<nsLineLayout> mLineLayout;
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// The intended dimensions of the ruby text container. These are modified
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// whenever a ruby text box is reflowed and used when the ruby text container
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// is reflowed.
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nscoord mISize;
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};
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#endif /* nsRubyTextContainerFrame_h___ */
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