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1 /* | |
2 * Copyright (C) 1999 Lars Knoll <knoll@kde.org> | |
3 * Copyright (C) 1999 Antti Koivisto <koivisto@kde.org> | |
4 * Copyright (C) 2006 Allan Sandfeld Jensen <kde@carewolf.com> | |
5 * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com> | |
6 * Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010 Apple Inc. All rights reserv
ed. | |
7 * Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com> | |
8 * | |
9 * This library is free software; you can redistribute it and/or | |
10 * modify it under the terms of the GNU Library General Public | |
11 * License as published by the Free Software Foundation; either | |
12 * version 2 of the License, or (at your option) any later version. | |
13 * | |
14 * This library is distributed in the hope that it will be useful, | |
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 * Library General Public License for more details. | |
18 * | |
19 * You should have received a copy of the GNU Library General Public License | |
20 * along with this library; see the file COPYING.LIB. If not, write to | |
21 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
22 * Boston, MA 02110-1301, USA. | |
23 * | |
24 */ | |
25 | |
26 #ifndef RenderImageResource_h | |
27 #define RenderImageResource_h | |
28 | |
29 #include "core/fetch/ImageResource.h" | |
30 #include "core/fetch/ResourcePtr.h" | |
31 #include "core/layout/style/StyleImage.h" | |
32 | |
33 namespace blink { | |
34 | |
35 class LayoutObject; | |
36 | |
37 class RenderImageResource { | |
38 WTF_MAKE_NONCOPYABLE(RenderImageResource); WTF_MAKE_FAST_ALLOCATED; | |
39 public: | |
40 virtual ~RenderImageResource(); | |
41 | |
42 static PassOwnPtr<RenderImageResource> create() | |
43 { | |
44 return adoptPtr(new RenderImageResource); | |
45 } | |
46 | |
47 virtual void initialize(LayoutObject*); | |
48 virtual void shutdown(); | |
49 | |
50 void setImageResource(ImageResource*); | |
51 ImageResource* cachedImage() const { return m_cachedImage.get(); } | |
52 virtual bool hasImage() const { return m_cachedImage; } | |
53 | |
54 void resetAnimation(); | |
55 | |
56 virtual PassRefPtr<Image> image(int /* width */ = 0, int /* height */ = 0) c
onst | |
57 { | |
58 return m_cachedImage ? m_cachedImage->imageForRenderer(m_renderer) : Ima
ge::nullImage(); | |
59 } | |
60 virtual bool errorOccurred() const { return m_cachedImage && m_cachedImage->
errorOccurred(); } | |
61 | |
62 virtual void setContainerSizeForRenderer(const IntSize&); | |
63 virtual bool imageHasRelativeWidth() const { return m_cachedImage ? m_cached
Image->imageHasRelativeWidth() : false; } | |
64 virtual bool imageHasRelativeHeight() const { return m_cachedImage ? m_cache
dImage->imageHasRelativeHeight() : false; } | |
65 | |
66 virtual LayoutSize imageSize(float multiplier) const { return getImageSize(m
ultiplier, ImageResource::NormalSize); } | |
67 virtual LayoutSize intrinsicSize(float multiplier) const { return getImageSi
ze(multiplier, ImageResource::IntrinsicSize); } | |
68 | |
69 virtual WrappedImagePtr imagePtr() const { return m_cachedImage.get(); } | |
70 | |
71 protected: | |
72 RenderImageResource(); | |
73 LayoutObject* m_renderer; | |
74 ResourcePtr<ImageResource> m_cachedImage; | |
75 | |
76 private: | |
77 LayoutSize getImageSize(float multiplier, ImageResource::SizeType) const; | |
78 }; | |
79 | |
80 } // namespace blink | |
81 | |
82 #endif // RenderImage_h | |
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