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SVGFEImage.cpp
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1/*
2 Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org>
3 2004, 2005 Rob Buis <buis@kde.org>
4 2005 Eric Seidel <eric@webkit.org>
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 aint 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#include "config.h"
23
24#if ENABLE(SVG) && ENABLE(SVG_FILTERS)
25#include "SVGFEImage.h"
26
27#include "SVGResourceFilter.h"
28#include "TextStream.h"
29
30namespace WebCore {
31
32SVGFEImage::SVGFEImage(SVGResourceFilter* filter)
33 : SVGFilterEffect(filter)
34 , m_cachedImage(0)
35{
36}
37
38SVGFEImage::~SVGFEImage()
39{
40 if (m_cachedImage)
41 m_cachedImage->removeClient(this);
42}
43
44CachedImage* SVGFEImage::cachedImage() const
45{
46 return m_cachedImage;
47}
48
49void SVGFEImage::setCachedImage(CachedImage* image)
50{
51 if (m_cachedImage == image)
52 return;
53
54 if (m_cachedImage)
55 m_cachedImage->removeClient(this);
56
57 m_cachedImage = image;
58
59 if (m_cachedImage)
60 m_cachedImage->addClient(this);
61}
62
63TextStream& SVGFEImage::externalRepresentation(TextStream& ts) const
64{
65 ts << "[type=IMAGE] ";
66 SVGFilterEffect::externalRepresentation(ts);
67 // FIXME: should this dump also object returned by SVGFEImage::image() ?
68 return ts;
69
70}
71
72void SVGFEImage::imageChanged(CachedImage*)
73{
74 if (SVGResourceFilter* filterResource = filter())
75 filterResource->invalidate();
76}
77
78} // namespace WebCore
79
80#endif // ENABLE(SVG) && ENABLE(SVG_FILTERS)
SVGFEImage.h
SVGResourceFilter.h
WebCore
Definition: CSSHelper.h:7
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