| // Copyright 2020 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "third_party/blink/renderer/core/layout/ng/mathml/layout_ng_mathml_block_with_anonymous_mrow.h" |
| |
| namespace blink { |
| |
| LayoutNGMathMLBlockWithAnonymousMrow::LayoutNGMathMLBlockWithAnonymousMrow( |
| Element* element) |
| : LayoutNGMathMLBlock(element) { |
| DCHECK(element); |
| } |
| |
| void LayoutNGMathMLBlockWithAnonymousMrow::AddChild( |
| LayoutObject* new_child, |
| LayoutObject* before_child) { |
| LayoutBlock* anonymous_mrow = To<LayoutBlock>(FirstChild()); |
| if (!anonymous_mrow) { |
| scoped_refptr<ComputedStyle> new_style = |
| ComputedStyle::CreateAnonymousStyleWithDisplay(StyleRef(), |
| EDisplay::kBlockMath); |
| |
| UpdateAnonymousChildStyle(nullptr, *new_style); |
| anonymous_mrow = new LayoutNGMathMLBlock(nullptr); |
| anonymous_mrow->SetDocumentForAnonymous(&GetDocument()); |
| anonymous_mrow->SetStyle(std::move(new_style)); |
| LayoutBox::AddChild(anonymous_mrow); |
| } |
| anonymous_mrow->AddChild(new_child, before_child); |
| } |
| |
| } // namespace blink |
