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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010 Apple Inc. All rights reserv
ed. | 4 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010 Apple Inc. All rights reserv
ed. |
5 * Copyright (C) 2010 Google Inc. All rights reserved. | 5 * Copyright (C) 2010 Google 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 #include "config.h" | 23 #include "config.h" |
24 #include "core/html/HTMLImageElement.h" | 24 #include "core/html/HTMLImageElement.h" |
25 | 25 |
26 #include "CSSPropertyNames.h" | 26 #include "CSSPropertyNames.h" |
27 #include "HTMLNames.h" | 27 #include "HTMLNames.h" |
28 #include "RuntimeEnabledFeatures.h" | 28 #include "RuntimeEnabledFeatures.h" |
29 #include "bindings/v8/ScriptEventListener.h" | 29 #include "bindings/v8/ScriptEventListener.h" |
30 #include "core/css/MediaValuesDynamic.h" | |
31 #include "core/css/parser/SizesAttributeParser.h" | |
32 #include "core/dom/Attribute.h" | 30 #include "core/dom/Attribute.h" |
33 #include "core/fetch/ImageResource.h" | 31 #include "core/fetch/ImageResource.h" |
34 #include "core/html/HTMLAnchorElement.h" | 32 #include "core/html/HTMLAnchorElement.h" |
35 #include "core/html/HTMLCanvasElement.h" | 33 #include "core/html/HTMLCanvasElement.h" |
36 #include "core/html/HTMLFormElement.h" | 34 #include "core/html/HTMLFormElement.h" |
37 #include "core/html/canvas/CanvasRenderingContext.h" | 35 #include "core/html/canvas/CanvasRenderingContext.h" |
38 #include "core/html/parser/HTMLParserIdioms.h" | 36 #include "core/html/parser/HTMLParserIdioms.h" |
39 #include "core/html/parser/HTMLSrcsetParser.h" | 37 #include "core/html/parser/HTMLSrcsetParser.h" |
40 #include "core/rendering/RenderImage.h" | 38 #include "core/rendering/RenderImage.h" |
41 | 39 |
42 using namespace std; | 40 using namespace std; |
43 | 41 |
44 namespace WebCore { | 42 namespace WebCore { |
45 | 43 |
46 using namespace HTMLNames; | 44 using namespace HTMLNames; |
47 | 45 |
48 HTMLImageElement::HTMLImageElement(Document& document, HTMLFormElement* form) | 46 HTMLImageElement::HTMLImageElement(Document& document, HTMLFormElement* form) |
49 : HTMLElement(imgTag, document) | 47 : HTMLElement(imgTag, document) |
50 , m_imageLoader(this) | 48 , m_imageLoader(this) |
51 , m_compositeOperator(CompositeSourceOver) | 49 , m_compositeOperator(CompositeSourceOver) |
52 , m_imageDevicePixelRatio(1.0f) | 50 , m_imageDevicePixelRatio(1.0f) |
53 , m_formWasSetByParser(false) | 51 , m_formWasSetByParser(false) |
54 , m_effectiveSize(0) | |
55 { | 52 { |
56 ScriptWrappable::init(this); | 53 ScriptWrappable::init(this); |
57 if (form && form->inDocument()) { | 54 if (form && form->inDocument()) { |
58 m_form = form->createWeakPtr(); | 55 m_form = form->createWeakPtr(); |
59 m_formWasSetByParser = true; | 56 m_formWasSetByParser = true; |
60 m_form->associate(*this); | 57 m_form->associate(*this); |
61 m_form->didAssociateByParser(); | 58 m_form->didAssociateByParser(); |
62 } | 59 } |
63 } | 60 } |
64 | 61 |
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159 } else if (name == srcAttr || name == srcsetAttr) { | 156 } else if (name == srcAttr || name == srcsetAttr) { |
160 int effectiveSize = -1; // FIXME - hook up the real value from `sizes` | 157 int effectiveSize = -1; // FIXME - hook up the real value from `sizes` |
161 ImageCandidate candidate = bestFitSourceForImageAttributes(document().de
vicePixelRatio(), effectiveSize, fastGetAttribute(srcAttr), fastGetAttribute(src
setAttr)); | 158 ImageCandidate candidate = bestFitSourceForImageAttributes(document().de
vicePixelRatio(), effectiveSize, fastGetAttribute(srcAttr), fastGetAttribute(src
setAttr)); |
162 m_bestFitImageURL = candidate.toAtomicString(); | 159 m_bestFitImageURL = candidate.toAtomicString(); |
163 float candidateScaleFactor = candidate.scaleFactor(); | 160 float candidateScaleFactor = candidate.scaleFactor(); |
164 if (candidateScaleFactor > 0) | 161 if (candidateScaleFactor > 0) |
165 m_imageDevicePixelRatio = 1 / candidateScaleFactor; | 162 m_imageDevicePixelRatio = 1 / candidateScaleFactor; |
166 if (renderer() && renderer()->isImage()) | 163 if (renderer() && renderer()->isImage()) |
167 toRenderImage(renderer())->setImageDevicePixelRatio(m_imageDevicePix
elRatio); | 164 toRenderImage(renderer())->setImageDevicePixelRatio(m_imageDevicePix
elRatio); |
168 m_imageLoader.updateFromElementIgnoringPreviousError(); | 165 m_imageLoader.updateFromElementIgnoringPreviousError(); |
169 } else if (RuntimeEnabledFeatures::pictureSizesEnabled() && name == sizesAtt
r) { | |
170 m_effectiveSize = SizesAttributeParser::findEffectiveSize(value, MediaVa
luesDynamic::create(document())); | |
171 } else if (name == usemapAttr) { | 166 } else if (name == usemapAttr) { |
172 setIsLink(!value.isNull()); | 167 setIsLink(!value.isNull()); |
173 } else if (name == compositeAttr) { | 168 } else if (name == compositeAttr) { |
174 // FIXME: images don't support blend modes in their compositing attribut
e. | 169 // FIXME: images don't support blend modes in their compositing attribut
e. |
175 blink::WebBlendMode blendOp = blink::WebBlendModeNormal; | 170 blink::WebBlendMode blendOp = blink::WebBlendModeNormal; |
176 if (!parseCompositeAndBlendOperator(value, m_compositeOperator, blendOp)
) | 171 if (!parseCompositeAndBlendOperator(value, m_compositeOperator, blendOp)
) |
177 m_compositeOperator = CompositeSourceOver; | 172 m_compositeOperator = CompositeSourceOver; |
178 } else { | 173 } else { |
179 HTMLElement::parseAttribute(name, value); | 174 HTMLElement::parseAttribute(name, value); |
180 } | 175 } |
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470 if (!image) | 465 if (!image) |
471 return FloatSize(); | 466 return FloatSize(); |
472 LayoutSize size; | 467 LayoutSize size; |
473 size = image->imageSizeForRenderer(renderer(), 1.0f); // FIXME: Not sure abo
ut this. | 468 size = image->imageSizeForRenderer(renderer(), 1.0f); // FIXME: Not sure abo
ut this. |
474 if (renderer() && renderer()->isRenderImage() && image->image() && !image->i
mage()->hasRelativeWidth()) | 469 if (renderer() && renderer()->isRenderImage() && image->image() && !image->i
mage()->hasRelativeWidth()) |
475 size.scale(toRenderImage(renderer())->imageDevicePixelRatio()); | 470 size.scale(toRenderImage(renderer())->imageDevicePixelRatio()); |
476 return size; | 471 return size; |
477 } | 472 } |
478 | 473 |
479 } | 474 } |
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