1/*
2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005 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 SVGFEImageElement_h
22#define SVGFEImageElement_h
23
24#include "core/SVGNames.h"
25#include "core/fetch/ImageResource.h"
26#include "core/fetch/ImageResourceClient.h"
27#include "core/fetch/ResourcePtr.h"
28#include "core/svg/SVGAnimatedPreserveAspectRatio.h"
29#include "core/svg/SVGFilterPrimitiveStandardAttributes.h"
30#include "core/svg/SVGURIReference.h"
31
32namespace blink {
33
34class SVGFEImageElement FINAL : public SVGFilterPrimitiveStandardAttributes,
35                                public SVGURIReference,
36                                public ImageResourceClient {
37    DEFINE_WRAPPERTYPEINFO();
38public:
39    DECLARE_NODE_FACTORY(SVGFEImageElement);
40
41    bool currentFrameHasSingleSecurityOrigin() const;
42
43    virtual ~SVGFEImageElement();
44    SVGAnimatedPreserveAspectRatio* preserveAspectRatio() { return m_preserveAspectRatio.get(); }
45
46private:
47    explicit SVGFEImageElement(Document&);
48
49    bool isSupportedAttribute(const QualifiedName&);
50    virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
51    virtual void svgAttributeChanged(const QualifiedName&) OVERRIDE;
52    virtual void notifyFinished(Resource*) OVERRIDE;
53
54    virtual PassRefPtr<FilterEffect> build(SVGFilterBuilder*, Filter*) OVERRIDE;
55
56    void clearResourceReferences();
57    void fetchImageResource();
58
59    virtual void buildPendingResource() OVERRIDE;
60    virtual InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
61    virtual void removedFrom(ContainerNode*) OVERRIDE;
62
63    RefPtr<SVGAnimatedPreserveAspectRatio> m_preserveAspectRatio;
64
65    ResourcePtr<ImageResource> m_cachedImage;
66};
67
68} // namespace blink
69
70#endif // SVGFEImageElement_h
71