/* * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved. * Copyright (C) 2013 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 THE COPYRIGHT HOLDER "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 THE COPYRIGHT HOLDER 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. */ #pragma once #include "CachedResourceHandle.h" #include "CachedSVGDocumentClient.h" #include "RenderLayer.h" namespace WebCore { class CachedSVGDocument; class Element; class RenderLayer::FilterInfo final : private CachedSVGDocumentClient { #if !COMPILER(MSVC) WTF_MAKE_FAST_ALLOCATED; #endif public: static FilterInfo& get(RenderLayer&); static FilterInfo* getIfExists(const RenderLayer&); static void remove(RenderLayer&); explicit FilterInfo(RenderLayer&); virtual ~FilterInfo(); const LayoutRect& dirtySourceRect() const { return m_dirtySourceRect; } void expandDirtySourceRect(const LayoutRect& rect) { m_dirtySourceRect.unite(rect); } void resetDirtySourceRect() { m_dirtySourceRect = LayoutRect(); } FilterEffectRenderer* renderer() const { return m_renderer.get(); } void setRenderer(RefPtr<FilterEffectRenderer>&&); void updateReferenceFilterClients(const FilterOperations&); void removeReferenceFilterClients(); private: void notifyFinished(CachedResource&) final; static HashMap<const RenderLayer*, std::unique_ptr<FilterInfo>>& map(); RenderLayer& m_layer; RefPtr<FilterEffectRenderer> m_renderer; LayoutRect m_dirtySourceRect; Vector<RefPtr<Element>> m_internalSVGReferences; Vector<CachedResourceHandle<CachedSVGDocument>> m_externalSVGReferences; }; } // namespace WebCore