1/*
2 * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
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#ifndef SVGCursorElement_h
22#define SVGCursorElement_h
23
24#include "core/SVGNames.h"
25#include "core/svg/SVGAnimatedLength.h"
26#include "core/svg/SVGElement.h"
27#include "core/svg/SVGTests.h"
28#include "core/svg/SVGURIReference.h"
29
30namespace blink {
31
32class SVGCursorElement FINAL : public SVGElement,
33                               public SVGTests,
34                               public SVGURIReference {
35    DEFINE_WRAPPERTYPEINFO();
36public:
37    DECLARE_NODE_FACTORY(SVGCursorElement);
38
39    virtual ~SVGCursorElement();
40
41    void addClient(SVGElement*);
42#if !ENABLE(OILPAN)
43    void removeClient(SVGElement*);
44#endif
45    void removeReferencedElement(SVGElement*);
46
47    SVGAnimatedLength* x() const { return m_x.get(); }
48    SVGAnimatedLength* y() const { return m_y.get(); }
49
50    virtual void trace(Visitor*) OVERRIDE;
51
52private:
53    explicit SVGCursorElement(Document&);
54
55    virtual bool isValid() const OVERRIDE { return SVGTests::isValid(); }
56
57    bool isSupportedAttribute(const QualifiedName&);
58    virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
59    virtual void svgAttributeChanged(const QualifiedName&) OVERRIDE;
60
61    virtual bool rendererIsNeeded(const RenderStyle&) OVERRIDE { return false; }
62
63    RefPtr<SVGAnimatedLength> m_x;
64    RefPtr<SVGAnimatedLength> m_y;
65
66    WillBeHeapHashSet<RawPtrWillBeWeakMember<SVGElement> > m_clients;
67};
68
69} // namespace blink
70
71#endif // SVGCursorElement_h
72