| /* |
| * 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 THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_LAYOUT_MEDIA_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_LAYOUT_MEDIA_H_ |
| |
| #include "third_party/abseil-cpp/absl/types/optional.h" |
| #include "third_party/blink/renderer/core/layout/layout_image.h" |
| |
| namespace blink { |
| |
| class HTMLMediaElement; |
| |
| class LayoutMedia : public LayoutImage { |
| public: |
| explicit LayoutMedia(HTMLMediaElement*); |
| ~LayoutMedia() override; |
| |
| LayoutObject* FirstChild() const { |
| NOT_DESTROYED(); |
| DCHECK_EQ(Children(), VirtualChildren()); |
| return Children()->FirstChild(); |
| } |
| LayoutObject* LastChild() const { |
| NOT_DESTROYED(); |
| DCHECK_EQ(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 { |
| NOT_DESTROYED(); |
| return &children_; |
| } |
| LayoutObjectChildList* Children() { |
| NOT_DESTROYED(); |
| return &children_; |
| } |
| |
| HTMLMediaElement* MediaElement() const; |
| |
| const char* GetName() const override { |
| NOT_DESTROYED(); |
| return "LayoutMedia"; |
| } |
| |
| protected: |
| void UpdateLayout() override; |
| |
| bool IsOfType(LayoutObjectType type) const override { |
| NOT_DESTROYED(); |
| return type == kLayoutObjectMedia || LayoutImage::IsOfType(type); |
| } |
| |
| private: |
| LayoutObjectChildList* VirtualChildren() final { |
| NOT_DESTROYED(); |
| return Children(); |
| } |
| const LayoutObjectChildList* VirtualChildren() const final { |
| NOT_DESTROYED(); |
| return Children(); |
| } |
| |
| PaintLayerType LayerTypeRequired() const override { |
| NOT_DESTROYED(); |
| return kNormalPaintLayer; |
| } |
| |
| bool CanHaveChildren() const final { |
| NOT_DESTROYED(); |
| return true; |
| } |
| bool IsChildAllowed(LayoutObject*, const ComputedStyle&) const final; |
| |
| bool IsImage() const final { |
| NOT_DESTROYED(); |
| return false; |
| } |
| void PaintReplaced(const PaintInfo&, |
| const PhysicalOffset& paint_offset) const override; |
| |
| bool BackgroundShouldAlwaysBeClipped() const final { |
| NOT_DESTROYED(); |
| return false; |
| } |
| |
| LayoutUnit ComputePanelWidth(const LayoutRect& media_width) const; |
| |
| LayoutObjectChildList children_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_LAYOUT_MEDIA_H_ |