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| 1 /* | 1 /* |
| 2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
| 3 * | 3 * |
| 4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
| 5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
| 6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
| 7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
| 8 * | 8 * |
| 9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 * Library General Public License for more details. | 12 * Library General Public License for more details. |
| 13 * | 13 * |
| 14 * You should have received a copy of the GNU Library General Public License | 14 * You should have received a copy of the GNU Library General Public License |
| 15 * along with this library; see the file COPYING.LIB. If not, write to | 15 * along with this library; see the file COPYING.LIB. If not, write to |
| 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 17 * Boston, MA 02110-1301, USA. | 17 * Boston, MA 02110-1301, USA. |
| 18 */ | 18 */ |
| 19 | 19 |
| 20 #include "config.h" | 20 #include "config.h" |
| 21 #include "core/layout/svg/SVGResourcesCache.h" | 21 #include "core/layout/svg/SVGResourcesCache.h" |
| 22 | 22 |
| 23 #include "core/HTMLNames.h" | 23 #include "core/HTMLNames.h" |
| 24 #include "core/layout/svg/LayoutSVGResourceContainer.h" |
| 24 #include "core/layout/svg/SVGResources.h" | 25 #include "core/layout/svg/SVGResources.h" |
| 25 #include "core/layout/svg/SVGResourcesCycleSolver.h" | 26 #include "core/layout/svg/SVGResourcesCycleSolver.h" |
| 26 #include "core/rendering/svg/RenderSVGResourceContainer.h" | |
| 27 #include "core/svg/SVGDocumentExtensions.h" | 27 #include "core/svg/SVGDocumentExtensions.h" |
| 28 | 28 |
| 29 namespace blink { | 29 namespace blink { |
| 30 | 30 |
| 31 SVGResourcesCache::SVGResourcesCache() | 31 SVGResourcesCache::SVGResourcesCache() |
| 32 { | 32 { |
| 33 } | 33 } |
| 34 | 34 |
| 35 SVGResourcesCache::~SVGResourcesCache() | 35 SVGResourcesCache::~SVGResourcesCache() |
| 36 { | 36 { |
| (...skipping 12 matching lines...) Expand all Loading... |
| 49 return; | 49 return; |
| 50 | 50 |
| 51 // Put object in cache. | 51 // Put object in cache. |
| 52 SVGResources* resources = m_cache.set(object, newResources.release()).stored
Value->value.get(); | 52 SVGResources* resources = m_cache.set(object, newResources.release()).stored
Value->value.get(); |
| 53 | 53 |
| 54 // Run cycle-detection _afterwards_, so self-references can be caught as wel
l. | 54 // Run cycle-detection _afterwards_, so self-references can be caught as wel
l. |
| 55 SVGResourcesCycleSolver solver(object, resources); | 55 SVGResourcesCycleSolver solver(object, resources); |
| 56 solver.resolveCycles(); | 56 solver.resolveCycles(); |
| 57 | 57 |
| 58 // Walk resources and register the render object at each resources. | 58 // Walk resources and register the render object at each resources. |
| 59 HashSet<RenderSVGResourceContainer*> resourceSet; | 59 HashSet<LayoutSVGResourceContainer*> resourceSet; |
| 60 resources->buildSetOfResources(resourceSet); | 60 resources->buildSetOfResources(resourceSet); |
| 61 | 61 |
| 62 for (auto* resourceContainer : resourceSet) | 62 for (auto* resourceContainer : resourceSet) |
| 63 resourceContainer->addClient(object); | 63 resourceContainer->addClient(object); |
| 64 } | 64 } |
| 65 | 65 |
| 66 void SVGResourcesCache::removeResourcesFromLayoutObject(LayoutObject* object) | 66 void SVGResourcesCache::removeResourcesFromLayoutObject(LayoutObject* object) |
| 67 { | 67 { |
| 68 OwnPtr<SVGResources> resources = m_cache.take(object); | 68 OwnPtr<SVGResources> resources = m_cache.take(object); |
| 69 if (!resources) | 69 if (!resources) |
| 70 return; | 70 return; |
| 71 | 71 |
| 72 // Walk resources and register the render object at each resources. | 72 // Walk resources and register the render object at each resources. |
| 73 HashSet<RenderSVGResourceContainer*> resourceSet; | 73 HashSet<LayoutSVGResourceContainer*> resourceSet; |
| 74 resources->buildSetOfResources(resourceSet); | 74 resources->buildSetOfResources(resourceSet); |
| 75 | 75 |
| 76 for (auto* resourceContainer : resourceSet) | 76 for (auto* resourceContainer : resourceSet) |
| 77 resourceContainer->removeClient(object); | 77 resourceContainer->removeClient(object); |
| 78 } | 78 } |
| 79 | 79 |
| 80 static inline SVGResourcesCache* resourcesCacheFromLayoutObject(const LayoutObje
ct* renderer) | 80 static inline SVGResourcesCache* resourcesCacheFromLayoutObject(const LayoutObje
ct* renderer) |
| 81 { | 81 { |
| 82 Document& document = renderer->document(); | 82 Document& document = renderer->document(); |
| 83 | 83 |
| (...skipping 43 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 127 | 127 |
| 128 // Dynamic changes of CSS properties like 'clip-path' may require us to reco
mpute the associated resources for a renderer. | 128 // Dynamic changes of CSS properties like 'clip-path' may require us to reco
mpute the associated resources for a renderer. |
| 129 // FIXME: Avoid passing in a useless StyleDifference, but instead compare ol
dStyle/newStyle to see which resources changed | 129 // FIXME: Avoid passing in a useless StyleDifference, but instead compare ol
dStyle/newStyle to see which resources changed |
| 130 // to be able to selectively rebuild individual resources, instead of all of
them. | 130 // to be able to selectively rebuild individual resources, instead of all of
them. |
| 131 if (rendererCanHaveResources(renderer)) { | 131 if (rendererCanHaveResources(renderer)) { |
| 132 SVGResourcesCache* cache = resourcesCacheFromLayoutObject(renderer); | 132 SVGResourcesCache* cache = resourcesCacheFromLayoutObject(renderer); |
| 133 cache->removeResourcesFromLayoutObject(renderer); | 133 cache->removeResourcesFromLayoutObject(renderer); |
| 134 cache->addResourcesFromLayoutObject(renderer, newStyle); | 134 cache->addResourcesFromLayoutObject(renderer, newStyle); |
| 135 } | 135 } |
| 136 | 136 |
| 137 RenderSVGResourceContainer::markForLayoutAndParentResourceInvalidation(rende
rer, false); | 137 LayoutSVGResourceContainer::markForLayoutAndParentResourceInvalidation(rende
rer, false); |
| 138 } | 138 } |
| 139 | 139 |
| 140 void SVGResourcesCache::clientWasAddedToTree(LayoutObject* renderer, const Layou
tStyle& newStyle) | 140 void SVGResourcesCache::clientWasAddedToTree(LayoutObject* renderer, const Layou
tStyle& newStyle) |
| 141 { | 141 { |
| 142 if (!renderer->node()) | 142 if (!renderer->node()) |
| 143 return; | 143 return; |
| 144 RenderSVGResourceContainer::markForLayoutAndParentResourceInvalidation(rende
rer, false); | 144 LayoutSVGResourceContainer::markForLayoutAndParentResourceInvalidation(rende
rer, false); |
| 145 | 145 |
| 146 if (!rendererCanHaveResources(renderer)) | 146 if (!rendererCanHaveResources(renderer)) |
| 147 return; | 147 return; |
| 148 SVGResourcesCache* cache = resourcesCacheFromLayoutObject(renderer); | 148 SVGResourcesCache* cache = resourcesCacheFromLayoutObject(renderer); |
| 149 cache->addResourcesFromLayoutObject(renderer, newStyle); | 149 cache->addResourcesFromLayoutObject(renderer, newStyle); |
| 150 } | 150 } |
| 151 | 151 |
| 152 void SVGResourcesCache::clientWillBeRemovedFromTree(LayoutObject* renderer) | 152 void SVGResourcesCache::clientWillBeRemovedFromTree(LayoutObject* renderer) |
| 153 { | 153 { |
| 154 if (!renderer->node()) | 154 if (!renderer->node()) |
| 155 return; | 155 return; |
| 156 RenderSVGResourceContainer::markForLayoutAndParentResourceInvalidation(rende
rer, false); | 156 LayoutSVGResourceContainer::markForLayoutAndParentResourceInvalidation(rende
rer, false); |
| 157 | 157 |
| 158 if (!rendererCanHaveResources(renderer)) | 158 if (!rendererCanHaveResources(renderer)) |
| 159 return; | 159 return; |
| 160 SVGResourcesCache* cache = resourcesCacheFromLayoutObject(renderer); | 160 SVGResourcesCache* cache = resourcesCacheFromLayoutObject(renderer); |
| 161 cache->removeResourcesFromLayoutObject(renderer); | 161 cache->removeResourcesFromLayoutObject(renderer); |
| 162 } | 162 } |
| 163 | 163 |
| 164 void SVGResourcesCache::clientDestroyed(LayoutObject* renderer) | 164 void SVGResourcesCache::clientDestroyed(LayoutObject* renderer) |
| 165 { | 165 { |
| 166 ASSERT(renderer); | 166 ASSERT(renderer); |
| 167 | 167 |
| 168 SVGResources* resources = SVGResourcesCache::cachedResourcesForLayoutObject(
renderer); | 168 SVGResources* resources = SVGResourcesCache::cachedResourcesForLayoutObject(
renderer); |
| 169 if (resources) | 169 if (resources) |
| 170 resources->removeClientFromCache(renderer); | 170 resources->removeClientFromCache(renderer); |
| 171 | 171 |
| 172 SVGResourcesCache* cache = resourcesCacheFromLayoutObject(renderer); | 172 SVGResourcesCache* cache = resourcesCacheFromLayoutObject(renderer); |
| 173 cache->removeResourcesFromLayoutObject(renderer); | 173 cache->removeResourcesFromLayoutObject(renderer); |
| 174 } | 174 } |
| 175 | 175 |
| 176 void SVGResourcesCache::resourceDestroyed(RenderSVGResourceContainer* resource) | 176 void SVGResourcesCache::resourceDestroyed(LayoutSVGResourceContainer* resource) |
| 177 { | 177 { |
| 178 ASSERT(resource); | 178 ASSERT(resource); |
| 179 SVGResourcesCache* cache = resourcesCacheFromLayoutObject(resource); | 179 SVGResourcesCache* cache = resourcesCacheFromLayoutObject(resource); |
| 180 | 180 |
| 181 // The resource itself may have clients, that need to be notified. | 181 // The resource itself may have clients, that need to be notified. |
| 182 cache->removeResourcesFromLayoutObject(resource); | 182 cache->removeResourcesFromLayoutObject(resource); |
| 183 | 183 |
| 184 for (auto& objectResources : cache->m_cache) { | 184 for (auto& objectResources : cache->m_cache) { |
| 185 objectResources.value->resourceDestroyed(resource); | 185 objectResources.value->resourceDestroyed(resource); |
| 186 | 186 |
| 187 // Mark users of destroyed resources as pending resolution based on the
id of the old resource. | 187 // Mark users of destroyed resources as pending resolution based on the
id of the old resource. |
| 188 Element* resourceElement = resource->element(); | 188 Element* resourceElement = resource->element(); |
| 189 Element* clientElement = toElement(objectResources.key->node()); | 189 Element* clientElement = toElement(objectResources.key->node()); |
| 190 SVGDocumentExtensions& extensions = clientElement->document().accessSVGE
xtensions(); | 190 SVGDocumentExtensions& extensions = clientElement->document().accessSVGE
xtensions(); |
| 191 | 191 |
| 192 extensions.addPendingResource(resourceElement->fastGetAttribute(HTMLName
s::idAttr), clientElement); | 192 extensions.addPendingResource(resourceElement->fastGetAttribute(HTMLName
s::idAttr), clientElement); |
| 193 } | 193 } |
| 194 } | 194 } |
| 195 | 195 |
| 196 } | 196 } |
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