| /* |
| * Copyright (C) 2016 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "StylePendingResources.h" |
| |
| #include "CSSCursorImageValue.h" |
| #include "CachedResourceLoader.h" |
| #include "ContentData.h" |
| #include "CursorData.h" |
| #include "CursorList.h" |
| #include "Document.h" |
| #include "RenderStyle.h" |
| #include "SVGURIReference.h" |
| #include "StyleCachedImage.h" |
| #include "StyleGeneratedImage.h" |
| #include "TransformFunctions.h" |
| |
| namespace WebCore { |
| namespace Style { |
| |
| enum class LoadPolicy { Normal, ShapeOutside }; |
| static void loadPendingImage(Document& document, const StyleImage* styleImage, const Element* element, LoadPolicy loadPolicy = LoadPolicy::Normal) |
| { |
| if (!styleImage || !styleImage->isPending()) |
| return; |
| |
| ResourceLoaderOptions options = CachedResourceLoader::defaultCachedResourceOptions(); |
| options.contentSecurityPolicyImposition = element && element->isInUserAgentShadowTree() ? ContentSecurityPolicyImposition::SkipPolicyCheck : ContentSecurityPolicyImposition::DoPolicyCheck; |
| |
| // FIXME: Why does shape-outside have different policy than other properties? |
| if (loadPolicy == LoadPolicy::ShapeOutside) { |
| options.mode = FetchOptions::Mode::Cors; |
| options.credentials = FetchOptions::Credentials::SameOrigin; |
| options.storedCredentialsPolicy = StoredCredentialsPolicy::DoNotUse; |
| options.sameOriginDataURLFlag = SameOriginDataURLFlag::Set; |
| } |
| |
| const_cast<StyleImage&>(*styleImage).load(document.cachedResourceLoader(), options); |
| } |
| |
| void loadPendingResources(RenderStyle& style, Document& document, const Element* element) |
| { |
| for (auto* backgroundLayer = &style.backgroundLayers(); backgroundLayer; backgroundLayer = backgroundLayer->next()) |
| loadPendingImage(document, backgroundLayer->image(), element); |
| |
| for (auto* contentData = style.contentData(); contentData; contentData = contentData->next()) { |
| if (is<ImageContentData>(*contentData)) { |
| auto& styleImage = downcast<ImageContentData>(*contentData).image(); |
| loadPendingImage(document, &styleImage, element); |
| } |
| } |
| |
| if (auto* cursorList = style.cursors()) { |
| for (size_t i = 0; i < cursorList->size(); ++i) |
| loadPendingImage(document, cursorList->at(i).image(), element); |
| } |
| |
| loadPendingImage(document, style.listStyleImage(), element); |
| loadPendingImage(document, style.borderImageSource(), element); |
| loadPendingImage(document, style.maskBoxImageSource(), element); |
| |
| if (auto* reflection = style.boxReflect()) |
| loadPendingImage(document, reflection->mask().image(), element); |
| |
| for (auto* maskLayer = &style.maskLayers(); maskLayer; maskLayer = maskLayer->next()) |
| loadPendingImage(document, maskLayer->image(), element); |
| |
| if (style.shapeOutside()) |
| loadPendingImage(document, style.shapeOutside()->image(), element, LoadPolicy::ShapeOutside); |
| } |
| |
| } |
| } |