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/*
* Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org>
* Copyright (C) 2009 Google, Inc.
* Copyright (C) 2009 Apple Inc. All rights reserved.
* Copyright (c) 2020, 2021, 2022 Igalia S.L.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#pragma once
#include "RenderSVGContainer.h"
#include "RenderSVGRoot.h"
namespace WebCore {
class SVGSVGElement;
class RenderSVGViewportContainer final : public RenderSVGContainer {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED(RenderSVGViewportContainer);
WTF_OVERRIDE_DELETE_FOR_CHECKED_PTR(RenderSVGViewportContainer);
public:
RenderSVGViewportContainer(RenderSVGRoot&, RenderStyle&&);
RenderSVGViewportContainer(SVGSVGElement&, RenderStyle&&);
virtual ~RenderSVGViewportContainer();
SVGSVGElement& svgSVGElement() const;
Ref<SVGSVGElement> protectedSVGSVGElement() const;
FloatRect viewport() const { return { { }, viewportSize() }; }
FloatSize viewportSize() const { return m_viewport.size(); }
void updateFromStyle() final;
private:
ASCIILiteral renderName() const final { return "RenderSVGViewportContainer"_s; }
void element() const = delete;
bool isOutermostSVGViewportContainer() const { return isAnonymous(); }
bool updateLayoutSizeIfNeeded() final;
std::optional<FloatRect> overridenObjectBoundingBoxWithoutTransformations() const final { return std::make_optional(viewport()); }
FloatPoint computeViewportLocation() const;
FloatSize computeViewportSize() const;
void applyTransform(TransformationMatrix&, const RenderStyle&, const FloatRect& boundingBox, OptionSet<RenderStyle::TransformOperationOption>) const final;
LayoutRect overflowClipRect(const LayoutPoint& location, OverlayScrollbarSizeRelevancy = OverlayScrollbarSizeRelevancy::IgnoreOverlayScrollbarSize, PaintPhase = PaintPhase::BlockBackground) const final;
void updateLayerTransform() final;
bool needsHasSVGTransformFlags() const final;
AffineTransform m_supplementalLayerTransform;
FloatRect m_viewport;
SingleThreadWeakPtr<RenderSVGRoot> m_owningSVGRoot;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderSVGViewportContainer, isRenderSVGViewportContainer())
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