/* * Copyright (C) 2018 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. ``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 * 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 "Worklet.h" #if ENABLE(CSS_PAINTING_API) #include "Document.h" #include "PaintWorkletGlobalScope.h" #include "ScriptSourceCode.h" #include <wtf/IsoMallocInlines.h> namespace WebCore { WTF_MAKE_ISO_ALLOCATED_IMPL(Worklet); Ref<Worklet> Worklet::create() { return adoptRef(*new Worklet()); } Worklet::Worklet() { } ExceptionOr<void> Worklet::addModule(Document& document, const String& moduleURL) { // FIXME: We should download the source from the URL // https://bugs.webkit.org/show_bug.cgi?id=191136 auto maybeContext = PaintWorkletGlobalScope::tryCreate(document, ScriptSourceCode(moduleURL)); if (UNLIKELY(!maybeContext)) return Exception { OutOfMemoryError }; auto context = maybeContext.releaseNonNull(); context->evaluate(); auto locker = holdLock(context->paintDefinitionLock()); for (auto& name : context->paintDefinitionMap().keys()) document.setPaintWorkletGlobalScopeForName(name, makeRef(context.get())); return { }; } } // namespace WebCore #endif