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| 1 /* | |
| 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | |
| 3 * (C) 2000 Simon Hausmann <hausmann@kde.org> | |
| 4 * Copyright (C) 2006, 2009 Apple Inc. All rights reserved. | |
| 5 * | |
| 6 * This library is free software; you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU Library General Public | |
| 8 * License as published by the Free Software Foundation; either | |
| 9 * version 2 of the License, or (at your option) any later version. | |
| 10 * | |
| 11 * This library is distributed in the hope that it will be useful, | |
| 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 * Library General Public License for more details. | |
| 15 * | |
| 16 * You should have received a copy of the GNU Library General Public License | |
| 17 * along with this library; see the file COPYING.LIB. If not, write to | |
| 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
| 19 * Boston, MA 02110-1301, USA. | |
| 20 * | |
| 21 */ | |
| 22 | |
| 23 #ifndef RenderPart_h | |
| 24 #define RenderPart_h | |
| 25 | |
| 26 #include "core/rendering/RenderWidget.h" | |
| 27 | |
| 28 namespace blink { | |
| 29 | |
| 30 // Renderer for frames via RenderFrame and RenderIFrame, and plug-ins via Render
EmbeddedObject. | |
| 31 class RenderPart : public RenderWidget { | |
| 32 public: | |
| 33 explicit RenderPart(Element*); | |
| 34 virtual ~RenderPart(); | |
| 35 | |
| 36 bool requiresAcceleratedCompositing() const; | |
| 37 | |
| 38 virtual bool needsPreferredWidthsRecalculation() const override final; | |
| 39 | |
| 40 virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTes
tLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAct
ion) override; | |
| 41 | |
| 42 protected: | |
| 43 virtual LayerType layerTypeRequired() const override; | |
| 44 | |
| 45 private: | |
| 46 virtual bool isRenderPart() const override final { return true; } | |
| 47 virtual const char* renderName() const override { return "RenderPart"; } | |
| 48 | |
| 49 virtual CompositingReasons additionalCompositingReasons() const override; | |
| 50 }; | |
| 51 | |
| 52 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderPart, isRenderPart()); | |
| 53 | |
| 54 } | |
| 55 | |
| 56 #endif | |
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