/* * Copyright (C) 2011 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. */ #ifndef EmojiFallbackFontSelector_h #define EmojiFallbackFontSelector_h #include <WebCore/FontSelector.h> #include <wtf/PassRefPtr.h> class EmojiFallbackFontSelector : public WebCore::FontSelector { public: static PassRefPtr<EmojiFallbackFontSelector> create() { return adoptRef(new EmojiFallbackFontSelector()); } virtual ~EmojiFallbackFontSelector() override { } virtual PassRefPtr<WebCore::FontData> getFontData(const WebCore::FontDescription&, const AtomicString& familyName) override { ASSERT_NOT_REACHED(); return 0; } virtual bool resolvesFamilyFor(const WebCore::FontDescription&) const override { ASSERT_NOT_REACHED(); return false; } virtual size_t fallbackFontDataCount() override { return 1; }; virtual PassRefPtr<WebCore::FontData> getFallbackFontData(const WebCore::FontDescription&, size_t) override; virtual void registerForInvalidationCallbacks(WebCore::FontSelectorClient*) override { } virtual void unregisterForInvalidationCallbacks(WebCore::FontSelectorClient*) override { } virtual unsigned version() const override { return 0; } virtual unsigned uniqueId() const override { return 0; } private: EmojiFallbackFontSelector() { } }; #endif // EmojiFallbackFontSelector_h