1/*
2 * Copyright (C) 1999 Lars Knoll <knoll@kde.org>
3 * Copyright (C) 1999 Antti Koivisto <koivisto@kde.org>
4 * Copyright (C) 2000 Dirk Mueller <mueller@kde.org>
5 * Copyright (C) 2006 Allan Sandfeld Jensen <kde@carewolf.com>
6 * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
7 * Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009, 2010 Apple Inc. All rights reserved.
8 * Copyright (C) 2010 Google Inc. All rights reserved.
9 * Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
10 *
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Library General Public
13 * License as published by the Free Software Foundation; either
14 * version 2 of the License, or (at your option) any later version.
15 *
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
19 * Library General Public License for more details.
20 *
21 * You should have received a copy of the GNU Library General Public License
22 * along with this library; see the file COPYING.LIB.  If not, write to
23 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
24 * Boston, MA 02110-1301, USA.
25 *
26 */
27
28#include "config.h"
29#include "RenderImageResource.h"
30
31#include "Image.h"
32#include "RenderImageResourceStyleImage.h"
33#include "RenderObject.h"
34
35namespace WebCore {
36
37RenderImageResource::RenderImageResource()
38    : m_renderer(0)
39    , m_cachedImage(0)
40{
41}
42
43RenderImageResource::~RenderImageResource()
44{
45}
46
47void RenderImageResource::initialize(RenderObject* renderer)
48{
49    ASSERT(!m_renderer);
50    ASSERT(renderer);
51    m_renderer = renderer;
52}
53
54void RenderImageResource::shutdown()
55{
56    ASSERT(m_renderer);
57
58    if (m_cachedImage)
59        m_cachedImage->removeClient(m_renderer);
60}
61
62void RenderImageResource::setCachedImage(CachedImage* newImage)
63{
64    ASSERT(m_renderer);
65
66    if (m_cachedImage == newImage)
67        return;
68
69    if (m_cachedImage)
70        m_cachedImage->removeClient(m_renderer);
71    m_cachedImage = newImage;
72    if (m_cachedImage) {
73        m_cachedImage->addClient(m_renderer);
74        if (m_cachedImage->errorOccurred())
75            m_renderer->imageChanged(m_cachedImage.get());
76    }
77}
78
79void RenderImageResource::resetAnimation()
80{
81    ASSERT(m_renderer);
82
83    if (!m_cachedImage)
84        return;
85
86    image()->resetAnimation();
87
88    if (!m_renderer->needsLayout())
89        m_renderer->repaint();
90}
91
92void RenderImageResource::setImageContainerSize(const IntSize& size) const
93{
94    ASSERT(m_renderer);
95
96    if (!m_cachedImage)
97        return;
98
99    m_cachedImage->setImageContainerSize(size);
100}
101
102Image* RenderImageResource::nullImage()
103{
104    return Image::nullImage();
105}
106
107} // namespace WebCore
108