1/*
2 * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
4 * Copyright (C) 2018-2019 Apple Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB. If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#pragma once
23
24#include "SVGTextPositioningElement.h"
25#include "SVGURIReference.h"
26
27namespace WebCore {
28
29class SVGTRefTargetEventListener;
30
31class SVGTRefElement final : public SVGTextPositioningElement, public SVGURIReference {
32 WTF_MAKE_ISO_ALLOCATED(SVGTRefElement);
33public:
34 static Ref<SVGTRefElement> create(const QualifiedName&, Document&);
35
36private:
37 friend class SVGTRefTargetEventListener;
38
39 SVGTRefElement(const QualifiedName&, Document&);
40 virtual ~SVGTRefElement();
41
42 using PropertyRegistry = SVGPropertyOwnerRegistry<SVGTRefElement, SVGTextPositioningElement, SVGURIReference>;
43 const SVGPropertyRegistry& propertyRegistry() const final { return m_propertyRegistry; }
44
45 void parseAttribute(const QualifiedName&, const AtomicString&) override;
46 void svgAttributeChanged(const QualifiedName&) override;
47
48 RenderPtr<RenderElement> createElementRenderer(RenderStyle&&, const RenderTreePosition&) override;
49 bool childShouldCreateRenderer(const Node&) const override;
50 bool rendererIsNeeded(const RenderStyle&) override;
51
52 InsertedIntoAncestorResult insertedIntoAncestor(InsertionType, ContainerNode&) override;
53 void removedFromAncestor(RemovalType, ContainerNode&) override;
54 void didFinishInsertingNode() override;
55
56 void clearTarget() override;
57 void updateReferencedText(Element*);
58 void detachTarget();
59 void buildPendingResource() override;
60
61 PropertyRegistry m_propertyRegistry { *this };
62 Ref<SVGTRefTargetEventListener> m_targetListener;
63};
64
65} // namespace WebCore
66