/* * Copyright (C) 2020 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. */ #pragma once #if ENABLE(LAYOUT_FORMATTING_CONTEXT) #include "DisplayLayerController.h" #include "LayoutUnits.h" #include <wtf/IsoMalloc.h> namespace WebCore { class Frame; class FrameView; class Page; namespace Layout { class LayoutState; class LayoutTree; } namespace Display { // The root object which renders a display tree for a single document. class View { WTF_MAKE_ISO_ALLOCATED(View); public: explicit View(FrameView&); ~View(); const Tree* tree() const { return m_displayTree.get(); } void prepareForDisplay(); void flushLayers(); void setIsInWindow(bool); Page* page() const; FrameView& frameView() const { return m_frameView; } Frame& frame() const; // FIXME: Temporary. void setNeedsDisplay(); float deviceScaleFactor() const; private: const Layout::LayoutState* layoutState() const; FrameView& m_frameView; LayerController m_layerController; std::unique_ptr<Display::Tree> m_displayTree; }; } // namespace Display } // namespace WebCore #endif // ENABLE(LAYOUT_FORMATTING_CONTEXT)