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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 * (C) 2000 Dirk Mueller (mueller@kde.org) | 4 * (C) 2000 Dirk Mueller (mueller@kde.org) |
| 5 * (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com) | 5 * (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com) |
| 6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserv
ed. | 6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserv
ed. |
| 7 * Copyright (C) 2009 Google Inc. All rights reserved. | 7 * Copyright (C) 2009 Google Inc. All rights reserved. |
| 8 * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmo
bile.com/) | 8 * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmo
bile.com/) |
| 9 * | 9 * |
| 10 * This library is free software; you can redistribute it and/or | 10 * This library is free software; you can redistribute it and/or |
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| 2295 bool LayoutObject::isRooted() const | 2295 bool LayoutObject::isRooted() const |
| 2296 { | 2296 { |
| 2297 const LayoutObject* object = this; | 2297 const LayoutObject* object = this; |
| 2298 while (object->parent() && !object->hasLayer()) | 2298 while (object->parent() && !object->hasLayer()) |
| 2299 object = object->parent(); | 2299 object = object->parent(); |
| 2300 if (object->hasLayer()) | 2300 if (object->hasLayer()) |
| 2301 return toLayoutBoxModelObject(object)->layer()->root()->isRootLayer(); | 2301 return toLayoutBoxModelObject(object)->layer()->root()->isRootLayer(); |
| 2302 return false; | 2302 return false; |
| 2303 } | 2303 } |
| 2304 | 2304 |
| 2305 LayoutObject* LayoutObject::layoutObjectForRootBackground() | |
| 2306 { | |
| 2307 ASSERT(isDocumentElement()); | |
| 2308 if (!hasBackground() && isHTMLHtmlElement(node())) { | |
| 2309 // Locate the <body> element using the DOM. This is easier than trying | |
| 2310 // to crawl around a layout tree with potential :before/:after content a
nd | |
| 2311 // anonymous blocks created by inline <body> tags etc. We can locate the
<body> | |
| 2312 // layout object very easily via the DOM. | |
| 2313 HTMLElement* body = document().body(); | |
| 2314 LayoutObject* bodyObject = isHTMLBodyElement(body) ? body->layoutObject(
) : 0; | |
| 2315 if (bodyObject) | |
| 2316 return bodyObject; | |
| 2317 } | |
| 2318 | |
| 2319 return this; | |
| 2320 } | |
| 2321 | |
| 2322 RespectImageOrientationEnum LayoutObject::shouldRespectImageOrientation() const | 2305 RespectImageOrientationEnum LayoutObject::shouldRespectImageOrientation() const |
| 2323 { | 2306 { |
| 2324 // Respect the image's orientation if it's being used as a full-page image o
r it's | 2307 // Respect the image's orientation if it's being used as a full-page image o
r it's |
| 2325 // an <img> and the setting to respect it everywhere is set. | 2308 // an <img> and the setting to respect it everywhere is set. |
| 2326 return document().isImageDocument() | 2309 return document().isImageDocument() |
| 2327 || (document().settings() && document().settings()->shouldRespectImageOr
ientation() && isHTMLImageElement(node())) ? RespectImageOrientation : DoNotResp
ectImageOrientation; | 2310 || (document().settings() && document().settings()->shouldRespectImageOr
ientation() && isHTMLImageElement(node())) ? RespectImageOrientation : DoNotResp
ectImageOrientation; |
| 2328 } | 2311 } |
| 2329 | 2312 |
| 2330 LayoutObject* LayoutObject::container(const LayoutBoxModelObject* paintInvalidat
ionContainer, bool* paintInvalidationContainerSkipped) const | 2313 LayoutObject* LayoutObject::container(const LayoutBoxModelObject* paintInvalidat
ionContainer, bool* paintInvalidationContainerSkipped) const |
| 2331 { | 2314 { |
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| 3164 { | 3147 { |
| 3165 // Only full invalidation reasons are allowed. | 3148 // Only full invalidation reasons are allowed. |
| 3166 ASSERT(isFullPaintInvalidationReason(reason)); | 3149 ASSERT(isFullPaintInvalidationReason(reason)); |
| 3167 | 3150 |
| 3168 bool isUpgradingDelayedFullToFull = m_bitfields.fullPaintInvalidationReason(
) == PaintInvalidationDelayedFull && reason != PaintInvalidationDelayedFull; | 3151 bool isUpgradingDelayedFullToFull = m_bitfields.fullPaintInvalidationReason(
) == PaintInvalidationDelayedFull && reason != PaintInvalidationDelayedFull; |
| 3169 | 3152 |
| 3170 if (m_bitfields.fullPaintInvalidationReason() == PaintInvalidationNone || is
UpgradingDelayedFullToFull) { | 3153 if (m_bitfields.fullPaintInvalidationReason() == PaintInvalidationNone || is
UpgradingDelayedFullToFull) { |
| 3171 if (reason == PaintInvalidationFull) | 3154 if (reason == PaintInvalidationFull) |
| 3172 reason = documentLifecycleBasedPaintInvalidationReason(document().li
fecycle()); | 3155 reason = documentLifecycleBasedPaintInvalidationReason(document().li
fecycle()); |
| 3173 m_bitfields.setFullPaintInvalidationReason(reason); | 3156 m_bitfields.setFullPaintInvalidationReason(reason); |
| 3174 | |
| 3175 if (RuntimeEnabledFeatures::slimmingPaintEnabled() && isBody()) { | |
| 3176 // The rootObject paints view's background. We need to invalidate it
when | |
| 3177 // view's background changes because of change of body's style. | |
| 3178 // FIXME: The condition is broader than needed for simplicity. | |
| 3179 // Might remove this when fixing crbug.com/475115. | |
| 3180 if (LayoutObject* rootObject = document().documentElement()->layoutO
bject()) | |
| 3181 rootObject->setShouldDoFullPaintInvalidation(); | |
| 3182 } | |
| 3183 } | 3157 } |
| 3184 | 3158 |
| 3185 if (!isUpgradingDelayedFullToFull) { | 3159 if (!isUpgradingDelayedFullToFull) { |
| 3186 ASSERT(document().lifecycle().state() != DocumentLifecycle::InPaintInval
idation); | 3160 ASSERT(document().lifecycle().state() != DocumentLifecycle::InPaintInval
idation); |
| 3187 frame()->page()->animator().scheduleVisualUpdate(); // In case that this
is called outside of FrameView::updateLayoutAndStyleForPainting(). | 3161 frame()->page()->animator().scheduleVisualUpdate(); // In case that this
is called outside of FrameView::updateLayoutAndStyleForPainting(). |
| 3188 markContainerChainForPaintInvalidation(); | 3162 markContainerChainForPaintInvalidation(); |
| 3189 } | 3163 } |
| 3190 } | 3164 } |
| 3191 | 3165 |
| 3192 void LayoutObject::setMayNeedPaintInvalidation() | 3166 void LayoutObject::setMayNeedPaintInvalidation() |
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| 3309 const blink::LayoutObject* root = object1; | 3283 const blink::LayoutObject* root = object1; |
| 3310 while (root->parent()) | 3284 while (root->parent()) |
| 3311 root = root->parent(); | 3285 root = root->parent(); |
| 3312 root->showLayoutTreeAndMark(object1, "*", object2, "-", 0); | 3286 root->showLayoutTreeAndMark(object1, "*", object2, "-", 0); |
| 3313 } else { | 3287 } else { |
| 3314 fprintf(stderr, "Cannot showLayoutTree. Root is (nil)\n"); | 3288 fprintf(stderr, "Cannot showLayoutTree. Root is (nil)\n"); |
| 3315 } | 3289 } |
| 3316 } | 3290 } |
| 3317 | 3291 |
| 3318 #endif | 3292 #endif |
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Chromium Code Reviews
Issue 1145993002:
Refactor root element background painting (Closed)
Base URL: svn://svn.chromium.org/blink/trunk