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| 1 /* | 1 /* |
| 2 * Copyright (C) 2010 Apple Inc. All rights reserved. | 2 * Copyright (C) 2010 Apple Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
| 8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
| 10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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| 28 | 28 |
| 29 #include "core/css/CSSCursorImageValue.h" | 29 #include "core/css/CSSCursorImageValue.h" |
| 30 #include "core/css/CSSImageGeneratorValue.h" | 30 #include "core/css/CSSImageGeneratorValue.h" |
| 31 #include "core/css/CSSImageSetValue.h" | 31 #include "core/css/CSSImageSetValue.h" |
| 32 #include "core/css/CSSImageValue.h" | 32 #include "core/css/CSSImageValue.h" |
| 33 #include "core/layout/style/StyleImage.h" | 33 #include "core/layout/style/StyleImage.h" |
| 34 #include "platform/graphics/Image.h" | 34 #include "platform/graphics/Image.h" |
| 35 | 35 |
| 36 namespace blink { | 36 namespace blink { |
| 37 | 37 |
| 38 // StylePendingImage is a placeholder StyleImage that is entered into the Layout
Style during | 38 // StylePendingImage is a placeholder StyleImage that is entered into the Comput
edStyle during |
| 39 // style resolution, in order to avoid loading images that are not referenced by
the final style. | 39 // style resolution, in order to avoid loading images that are not referenced by
the final style. |
| 40 // They should never exist in a LayoutStyle after it has been returned from the
style selector. | 40 // They should never exist in a ComputedStyle after it has been returned from th
e style selector. |
| 41 | 41 |
| 42 class StylePendingImage final : public StyleImage { | 42 class StylePendingImage final : public StyleImage { |
| 43 public: | 43 public: |
| 44 static PassRefPtr<StylePendingImage> create(CSSValue* value) { return adoptR
ef(new StylePendingImage(value)); } | 44 static PassRefPtr<StylePendingImage> create(CSSValue* value) { return adoptR
ef(new StylePendingImage(value)); } |
| 45 | 45 |
| 46 virtual WrappedImagePtr data() const override { return m_value; } | 46 virtual WrappedImagePtr data() const override { return m_value; } |
| 47 | 47 |
| 48 virtual PassRefPtrWillBeRawPtr<CSSValue> cssValue() const override { return
m_value; } | 48 virtual PassRefPtrWillBeRawPtr<CSSValue> cssValue() const override { return
m_value; } |
| 49 CSSImageValue* cssImageValue() const { return m_value->isImageValue() ? toCS
SImageValue(m_value) : 0; } | 49 CSSImageValue* cssImageValue() const { return m_value->isImageValue() ? toCS
SImageValue(m_value) : 0; } |
| 50 CSSImageGeneratorValue* cssImageGeneratorValue() const { return m_value->isI
mageGeneratorValue() ? toCSSImageGeneratorValue(m_value) : 0; } | 50 CSSImageGeneratorValue* cssImageGeneratorValue() const { return m_value->isI
mageGeneratorValue() ? toCSSImageGeneratorValue(m_value) : 0; } |
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| 73 m_isPendingImage = true; | 73 m_isPendingImage = true; |
| 74 } | 74 } |
| 75 | 75 |
| 76 CSSValue* m_value; // Not retained; it owns us. | 76 CSSValue* m_value; // Not retained; it owns us. |
| 77 }; | 77 }; |
| 78 | 78 |
| 79 DEFINE_STYLE_IMAGE_TYPE_CASTS(StylePendingImage, isPendingImage()); | 79 DEFINE_STYLE_IMAGE_TYPE_CASTS(StylePendingImage, isPendingImage()); |
| 80 | 80 |
| 81 } | 81 } |
| 82 #endif | 82 #endif |
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