1/*
2 * Copyright (C) 2007 Rob Buis <buis@kde.org>
3 * Copyright (C) 2018-2019 Apple Inc. All rights reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#pragma once
22
23#include "SVGFitToViewBox.h"
24#include "SVGZoomAndPan.h"
25#include <wtf/WeakPtr.h>
26
27namespace WebCore {
28
29class SVGElement;
30class SVGTransformList;
31
32class SVGViewSpec final : public RefCounted<SVGViewSpec>, public SVGFitToViewBox, public SVGZoomAndPan {
33public:
34 static Ref<SVGViewSpec> create(SVGElement& contextElement)
35 {
36 return adoptRef(*new SVGViewSpec(contextElement));
37 }
38
39 bool parseViewSpec(const String&);
40 void reset();
41 void resetContextElement() { m_contextElement = nullptr; }
42
43 SVGElement* viewTarget() const;
44 const String& viewTargetString() const { return m_viewTargetString; }
45
46 String transformString() const { return m_transform->valueAsString(); }
47 Ref<SVGTransformList>& transform() { return m_transform; }
48
49 const WeakPtr<SVGElement>& contextElementConcurrently() const { return m_contextElement; }
50
51private:
52 explicit SVGViewSpec(SVGElement&);
53
54 using PropertyRegistry = SVGPropertyOwnerRegistry<SVGViewSpec, SVGFitToViewBox>;
55
56 WeakPtr<SVGElement> m_contextElement;
57 String m_viewTargetString;
58 Ref<SVGTransformList> m_transform;
59};
60
61} // namespace WebCore
62