74 lines
2.7 KiB
C++
74 lines
2.7 KiB
C++
/*
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* Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
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* Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org>
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* Copyright (C) 2009 Google, Inc.
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* Copyright (C) 2009 Apple Inc. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#pragma once
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#include "RenderSVGContainer.h"
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namespace WebCore {
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// This is used for non-root <svg> elements and <marker> elements, neither of which are SVGTransformable
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// thus we inherit from RenderSVGContainer instead of RenderSVGTransformableContainer
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class RenderSVGViewportContainer final : public RenderSVGContainer {
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WTF_MAKE_ISO_ALLOCATED(RenderSVGViewportContainer);
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public:
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RenderSVGViewportContainer(SVGSVGElement&, RenderStyle&&);
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SVGSVGElement& svgSVGElement() const;
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FloatRect viewport() const { return m_viewport; }
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bool isLayoutSizeChanged() const { return m_isLayoutSizeChanged; }
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bool didTransformToRootUpdate() override { return m_didTransformToRootUpdate; }
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void determineIfLayoutSizeChanged() override;
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void setNeedsTransformUpdate() override { m_needsTransformUpdate = true; }
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void paint(PaintInfo&, const LayoutPoint&) override;
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private:
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void element() const = delete;
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bool isSVGViewportContainer() const override { return true; }
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const char* renderName() const override { return "RenderSVGViewportContainer"; }
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AffineTransform viewportTransform() const;
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const AffineTransform& localToParentTransform() const override { return m_localToParentTransform; }
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void calcViewport() override;
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bool calculateLocalTransform() override;
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void applyViewportClip(PaintInfo&) override;
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bool pointIsInsideViewportClip(const FloatPoint& pointInParent) override;
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bool m_didTransformToRootUpdate : 1;
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bool m_isLayoutSizeChanged : 1;
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bool m_needsTransformUpdate : 1;
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FloatRect m_viewport;
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mutable AffineTransform m_localToParentTransform;
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};
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} // namespace WebCore
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SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderSVGViewportContainer, isSVGViewportContainer())
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