forked from mirrors/gecko-dev
62 lines
1.8 KiB
C++
62 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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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#ifndef LAYOUT_SVG_SVGUSEFRAME_H_
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#define LAYOUT_SVG_SVGUSEFRAME_H_
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// Keep in (case-insensitive) order:
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#include "SVGGFrame.h"
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namespace mozilla {
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class PresShell;
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} // namespace mozilla
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nsIFrame* NS_NewSVGUseFrame(mozilla::PresShell* aPresShell,
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mozilla::ComputedStyle* aStyle);
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namespace mozilla {
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class SVGUseFrame final : public SVGGFrame {
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friend nsIFrame* ::NS_NewSVGUseFrame(mozilla::PresShell* aPresShell,
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ComputedStyle* aStyle);
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protected:
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explicit SVGUseFrame(ComputedStyle* aStyle, nsPresContext* aPresContext)
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: SVGGFrame(aStyle, aPresContext, kClassID), mHasValidDimensions(true) {}
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public:
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NS_DECL_FRAMEARENA_HELPERS(SVGUseFrame)
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// nsIFrame interface:
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void Init(nsIContent* aContent, nsContainerFrame* aParent,
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nsIFrame* aPrevInFlow) override;
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// Called when the href attributes changed.
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void HrefChanged();
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// Called when the width or height attributes changed.
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void DimensionAttributeChanged(bool aHadValidDimensions,
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bool aAttributeIsUsed);
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void DidSetComputedStyle(ComputedStyle* aOldComputedStyle) override;
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#ifdef DEBUG_FRAME_DUMP
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nsresult GetFrameName(nsAString& aResult) const override {
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return MakeFrameName(u"SVGUse"_ns, aResult);
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}
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#endif
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// ISVGDisplayableFrame interface:
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void ReflowSVG() override;
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void NotifySVGChanged(uint32_t aFlags) override;
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private:
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bool mHasValidDimensions;
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};
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} // namespace mozilla
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#endif // LAYOUT_SVG_SVGUSEFRAME_H_
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