/* * Copyright (C) 2013,2014 Igalia S.L. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #pragma once #if USE(CAIRO) #include "BackingStoreBackendCairo.h" #include <pal/HysteresisActivity.h> namespace WebCore { class BackingStoreBackendCairoImpl final : public BackingStoreBackendCairo { public: WEBCORE_EXPORT BackingStoreBackendCairoImpl(const IntSize&, float deviceScaleFactor); virtual ~BackingStoreBackendCairoImpl(); private: void scroll(const IntRect&, const IntSize&) override; RefPtr<cairo_surface_t> m_scrollSurface; PAL::HysteresisActivity m_scrolledHysteresis; }; } // namespace WebCore #endif // USE(CAIRO)