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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. |
| 11 * | 11 * |
| 12 * This library is distributed in the hope that it will be useful, | 12 * This library is distributed in the hope that it will be useful, |
| 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 * Library General Public License for more details. | 15 * Library General Public License for more details. |
| 16 * | 16 * |
| 17 * You should have received a copy of the GNU Library General Public License | 17 * You should have received a copy of the GNU Library General Public License |
| 18 * along with this library; see the file COPYING.LIB. If not, write to | 18 * along with this library; see the file COPYING.LIB. If not, write to |
| 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 20 * Boston, MA 02110-1301, USA. | 20 * Boston, MA 02110-1301, USA. |
| 21 * | 21 * |
| 22 */ | 22 */ |
| 23 | 23 |
| 24 #include "config.h" | 24 #include "config.h" |
| 25 #include "core/rendering/style/StyleGeneratedImage.h" | 25 #include "core/rendering/style/StyleGeneratedImage.h" |
| 26 | 26 |
| 27 #include "core/css/CSSImageGeneratorValue.h" | 27 #include "core/css/CSSImageGeneratorValue.h" |
| 28 #include "core/css/resolver/StyleResolver.h" | 28 #include "core/css/resolver/StyleResolver.h" |
| 29 #include "core/rendering/RenderObject.h" | 29 #include "core/layout/LayoutObject.h" |
| 30 | 30 |
| 31 namespace blink { | 31 namespace blink { |
| 32 | 32 |
| 33 StyleGeneratedImage::StyleGeneratedImage(PassRefPtrWillBeRawPtr<CSSImageGenerato
rValue> value) | 33 StyleGeneratedImage::StyleGeneratedImage(PassRefPtrWillBeRawPtr<CSSImageGenerato
rValue> value) |
| 34 : m_imageGeneratorValue(value) | 34 : m_imageGeneratorValue(value) |
| 35 , m_fixedSize(m_imageGeneratorValue->isFixedSize()) | 35 , m_fixedSize(m_imageGeneratorValue->isFixedSize()) |
| 36 { | 36 { |
| 37 m_isGeneratedImage = true; | 37 m_isGeneratedImage = true; |
| 38 } | 38 } |
| 39 | 39 |
| 40 PassRefPtrWillBeRawPtr<CSSValue> StyleGeneratedImage::cssValue() const | 40 PassRefPtrWillBeRawPtr<CSSValue> StyleGeneratedImage::cssValue() const |
| 41 { | 41 { |
| 42 return m_imageGeneratorValue.get(); | 42 return m_imageGeneratorValue.get(); |
| 43 } | 43 } |
| 44 | 44 |
| 45 LayoutSize StyleGeneratedImage::imageSize(const RenderObject* renderer, float mu
ltiplier) const | 45 LayoutSize StyleGeneratedImage::imageSize(const LayoutObject* renderer, float mu
ltiplier) const |
| 46 { | 46 { |
| 47 if (m_fixedSize) { | 47 if (m_fixedSize) { |
| 48 LayoutSize fixedSize(m_imageGeneratorValue->fixedSize(renderer)); | 48 LayoutSize fixedSize(m_imageGeneratorValue->fixedSize(renderer)); |
| 49 if (multiplier == 1.0f) | 49 if (multiplier == 1.0f) |
| 50 return fixedSize; | 50 return fixedSize; |
| 51 | 51 |
| 52 LayoutUnit width = fixedSize.width() * multiplier; | 52 LayoutUnit width = fixedSize.width() * multiplier; |
| 53 LayoutUnit height = fixedSize.height() * multiplier; | 53 LayoutUnit height = fixedSize.height() * multiplier; |
| 54 | 54 |
| 55 // Don't let images that have a width/height >= 1 shrink below 1 when zo
omed. | 55 // Don't let images that have a width/height >= 1 shrink below 1 when zo
omed. |
| 56 if (fixedSize.width() > 0) | 56 if (fixedSize.width() > 0) |
| 57 width = max<LayoutUnit>(1, width); | 57 width = max<LayoutUnit>(1, width); |
| 58 | 58 |
| 59 if (fixedSize.height() > 0) | 59 if (fixedSize.height() > 0) |
| 60 height = max<LayoutUnit>(1, height); | 60 height = max<LayoutUnit>(1, height); |
| 61 | 61 |
| 62 return LayoutSize(width, height); | 62 return LayoutSize(width, height); |
| 63 } | 63 } |
| 64 | 64 |
| 65 return LayoutSize(m_containerSize); | 65 return LayoutSize(m_containerSize); |
| 66 } | 66 } |
| 67 | 67 |
| 68 void StyleGeneratedImage::computeIntrinsicDimensions(const RenderObject* rendere
r, Length& intrinsicWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio) | 68 void StyleGeneratedImage::computeIntrinsicDimensions(const LayoutObject* rendere
r, Length& intrinsicWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio) |
| 69 { | 69 { |
| 70 // At a zoom level of 1 the image is guaranteed to have an integer size. | 70 // At a zoom level of 1 the image is guaranteed to have an integer size. |
| 71 IntSize size = flooredIntSize(imageSize(renderer, 1)); | 71 IntSize size = flooredIntSize(imageSize(renderer, 1)); |
| 72 intrinsicWidth = Length(size.width(), Fixed); | 72 intrinsicWidth = Length(size.width(), Fixed); |
| 73 intrinsicHeight = Length(size.height(), Fixed); | 73 intrinsicHeight = Length(size.height(), Fixed); |
| 74 intrinsicRatio = size; | 74 intrinsicRatio = size; |
| 75 } | 75 } |
| 76 | 76 |
| 77 void StyleGeneratedImage::addClient(RenderObject* renderer) | 77 void StyleGeneratedImage::addClient(LayoutObject* renderer) |
| 78 { | 78 { |
| 79 m_imageGeneratorValue->addClient(renderer, IntSize()); | 79 m_imageGeneratorValue->addClient(renderer, IntSize()); |
| 80 } | 80 } |
| 81 | 81 |
| 82 void StyleGeneratedImage::removeClient(RenderObject* renderer) | 82 void StyleGeneratedImage::removeClient(LayoutObject* renderer) |
| 83 { | 83 { |
| 84 m_imageGeneratorValue->removeClient(renderer); | 84 m_imageGeneratorValue->removeClient(renderer); |
| 85 } | 85 } |
| 86 | 86 |
| 87 PassRefPtr<Image> StyleGeneratedImage::image(RenderObject* renderer, const IntSi
ze& size) const | 87 PassRefPtr<Image> StyleGeneratedImage::image(LayoutObject* renderer, const IntSi
ze& size) const |
| 88 { | 88 { |
| 89 return m_imageGeneratorValue->image(renderer, size); | 89 return m_imageGeneratorValue->image(renderer, size); |
| 90 } | 90 } |
| 91 | 91 |
| 92 bool StyleGeneratedImage::knownToBeOpaque(const RenderObject* renderer) const | 92 bool StyleGeneratedImage::knownToBeOpaque(const LayoutObject* renderer) const |
| 93 { | 93 { |
| 94 return m_imageGeneratorValue->knownToBeOpaque(renderer); | 94 return m_imageGeneratorValue->knownToBeOpaque(renderer); |
| 95 } | 95 } |
| 96 | 96 |
| 97 } | 97 } |
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