/* * Copyright (C) 2011-2017 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. */ #pragma once #include "FilterOperation.h" #include "IntRectExtent.h" #include <wtf/RefPtr.h> #include <wtf/Vector.h> namespace WebCore { using FilterOutsets = IntRectExtent; class FilterOperations { WTF_MAKE_FAST_ALLOCATED; public: bool operator==(const FilterOperations&) const; bool operator!=(const FilterOperations& other) const { return !(*this == other); } void clear() { m_operations.clear(); } Vector<RefPtr<FilterOperation>>& operations() { return m_operations; } const Vector<RefPtr<FilterOperation>>& operations() const { return m_operations; } bool isEmpty() const { return m_operations.isEmpty(); } size_t size() const { return m_operations.size(); } const FilterOperation* at(size_t index) const { return index < m_operations.size() ? m_operations[index].get() : nullptr; } bool operationsMatch(const FilterOperations&) const; bool hasOutsets() const; FilterOutsets outsets() const; bool hasFilterThatAffectsOpacity() const; bool hasFilterThatMovesPixels() const; bool hasFilterThatShouldBeRestrictedBySecurityOrigin() const; bool hasReferenceFilter() const; private: Vector<RefPtr<FilterOperation>> m_operations; }; WEBCORE_EXPORT TextStream& operator<<(TextStream&, const FilterOperations&); } // namespace WebCore