| /* |
| * Copyright (C) 2007, 2008, 2009, 2010 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 COMPUTER, 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 COMPUTER, 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. |
| */ |
| |
| #ifndef LayoutMedia_h |
| #define LayoutMedia_h |
| |
| #include "core/layout/LayoutImage.h" |
| |
| namespace blink { |
| |
| class HTMLMediaElement; |
| |
| class LayoutMedia : public LayoutImage { |
| public: |
| explicit LayoutMedia(HTMLMediaElement*); |
| ~LayoutMedia() override; |
| |
| LayoutObject* firstChild() const { ASSERT(children() == virtualChildren()); return children()->firstChild(); } |
| LayoutObject* lastChild() const { ASSERT(children() == virtualChildren()); return children()->lastChild(); } |
| |
| // If you have a LayoutMedia, use firstChild or lastChild instead. |
| void slowFirstChild() const = delete; |
| void slowLastChild() const = delete; |
| |
| const LayoutObjectChildList* children() const { return &m_children; } |
| LayoutObjectChildList* children() { return &m_children; } |
| |
| HTMLMediaElement* mediaElement() const; |
| |
| const char* name() const override { return "LayoutMedia"; } |
| |
| // Temporary callback for crbug.com/587345,402044 |
| void notifyPositionMayHaveChanged(const IntRect&); |
| |
| // Change whether we want or don't want to receive position change |
| // notifications. This will cause us to start / stop receiving change |
| // notifications if possible. |
| // Temporary method for crbug.com/587345,402044 |
| void setRequestPositionUpdates(bool); |
| |
| protected: |
| // Temporary overrides for crbug.com/587345,402044 |
| void willBeDestroyed() override; |
| void insertedIntoTree() override; |
| |
| void layout() override; |
| |
| bool isOfType(LayoutObjectType type) const override { return type == LayoutObjectMedia || LayoutImage::isOfType(type); } |
| |
| private: |
| LayoutObjectChildList* virtualChildren() final { return children(); } |
| const LayoutObjectChildList* virtualChildren() const final { return children(); } |
| |
| PaintLayerType layerTypeRequired() const override { return NormalPaintLayer; } |
| |
| bool canHaveChildren() const final { return true; } |
| bool isChildAllowed(LayoutObject*, const ComputedStyle&) const final; |
| |
| bool isImage() const final { return false; } |
| void paintReplaced(const PaintInfo&, const LayoutPoint&) const override; |
| |
| bool backgroundShouldAlwaysBeClipped() const final { return false; } |
| |
| LayoutObjectChildList m_children; |
| }; |
| |
| DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutMedia, isMedia()); |
| |
| } // namespace blink |
| |
| #endif // LayoutMedia_h |