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1 /* | 1 /* |
2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) |
3 * (C) 2000 Antti Koivisto (koivisto@kde.org) | 3 * (C) 2000 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2000 Dirk Mueller (mueller@kde.org) | 4 * (C) 2000 Dirk Mueller (mueller@kde.org) |
5 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. | 5 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. |
6 * | 6 * |
7 * This library is free software; you can redistribute it and/or | 7 * This library is free software; you can redistribute it and/or |
8 * modify it under the terms of the GNU Library General Public | 8 * modify it under the terms of the GNU Library General Public |
9 * License as published by the Free Software Foundation; either | 9 * License as published by the Free Software Foundation; either |
10 * version 2 of the License, or (at your option) any later version. | 10 * version 2 of the License, or (at your option) any later version. |
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39 PassRefPtrWillBeRawPtr<CSSValue> StyleGeneratedImage::cssValue() const | 39 PassRefPtrWillBeRawPtr<CSSValue> StyleGeneratedImage::cssValue() const |
40 { | 40 { |
41 return m_imageGeneratorValue.get(); | 41 return m_imageGeneratorValue.get(); |
42 } | 42 } |
43 | 43 |
44 PassRefPtrWillBeRawPtr<CSSValue> StyleGeneratedImage::computedCSSValue() const | 44 PassRefPtrWillBeRawPtr<CSSValue> StyleGeneratedImage::computedCSSValue() const |
45 { | 45 { |
46 return m_imageGeneratorValue->valueWithURLsMadeAbsolute(); | 46 return m_imageGeneratorValue->valueWithURLsMadeAbsolute(); |
47 } | 47 } |
48 | 48 |
49 LayoutSize StyleGeneratedImage::imageSize(const LayoutObject* layoutObject, floa
t multiplier) const | 49 LayoutSize StyleGeneratedImage::imageSize(const LayoutObject* layoutObject, floa
t multiplier, const LayoutSize& defaultObjectSize) const |
50 { | 50 { |
51 if (m_fixedSize) { | 51 if (m_fixedSize) { |
52 LayoutSize fixedSize(m_imageGeneratorValue->fixedSize(layoutObject)); | 52 FloatSize unzoomedDefaultObjectSize(defaultObjectSize); |
53 if (multiplier == 1.0f) | 53 unzoomedDefaultObjectSize.scale(1 / multiplier); |
54 return fixedSize; | 54 return applyZoom(LayoutSize(m_imageGeneratorValue->fixedSize(layoutObjec
t, unzoomedDefaultObjectSize)), multiplier); |
55 | |
56 LayoutUnit width(fixedSize.width() * multiplier); | |
57 LayoutUnit height(fixedSize.height() * multiplier); | |
58 | |
59 // Don't let images that have a width/height >= 1 shrink below 1 when zo
omed. | |
60 if (fixedSize.width() > LayoutUnit()) | |
61 width = max(LayoutUnit(1), width); | |
62 | |
63 if (fixedSize.height() > LayoutUnit()) | |
64 height = max(LayoutUnit(1), height); | |
65 | |
66 return LayoutSize(width, height); | |
67 } | 55 } |
68 | 56 |
69 return LayoutSize(); | 57 return defaultObjectSize; |
70 } | 58 } |
71 | 59 |
72 void StyleGeneratedImage::computeIntrinsicDimensions(const LayoutObject* layoutO
bject, FloatSize& intrinsicSize, FloatSize& intrinsicRatio) | 60 void StyleGeneratedImage::computeIntrinsicDimensions(const LayoutObject* layoutO
bject, FloatSize& intrinsicSize, FloatSize& intrinsicRatio) |
73 { | 61 { |
74 // At a zoom level of 1 the image is guaranteed to have an integer size. | 62 // At a zoom level of 1 the image is guaranteed to have an integer size. |
75 LayoutSize size = imageSize(layoutObject, 1); | 63 LayoutSize size = imageSize(layoutObject, 1, LayoutSize()); |
76 ASSERT(size.fraction().isZero()); | 64 ASSERT(size.fraction().isZero()); |
77 intrinsicSize = intrinsicRatio = FloatSize(size); | 65 intrinsicSize = intrinsicRatio = FloatSize(size); |
78 } | 66 } |
79 | 67 |
80 void StyleGeneratedImage::addClient(LayoutObject* layoutObject) | 68 void StyleGeneratedImage::addClient(LayoutObject* layoutObject) |
81 { | 69 { |
82 m_imageGeneratorValue->addClient(layoutObject, IntSize()); | 70 m_imageGeneratorValue->addClient(layoutObject, IntSize()); |
83 } | 71 } |
84 | 72 |
85 void StyleGeneratedImage::removeClient(LayoutObject* layoutObject) | 73 void StyleGeneratedImage::removeClient(LayoutObject* layoutObject) |
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97 return m_imageGeneratorValue->knownToBeOpaque(layoutObject); | 85 return m_imageGeneratorValue->knownToBeOpaque(layoutObject); |
98 } | 86 } |
99 | 87 |
100 DEFINE_TRACE(StyleGeneratedImage) | 88 DEFINE_TRACE(StyleGeneratedImage) |
101 { | 89 { |
102 visitor->trace(m_imageGeneratorValue); | 90 visitor->trace(m_imageGeneratorValue); |
103 StyleImage::trace(visitor); | 91 StyleImage::trace(visitor); |
104 } | 92 } |
105 | 93 |
106 } // namespace blink | 94 } // namespace blink |
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