| // Copyright 2016 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 "core/layout/ng/ng_writing_mode.h" |
| |
| #include "core/layout/LayoutObject.h" |
| #include "wtf/Assertions.h" |
| |
| namespace blink { |
| |
| NGWritingMode FromPlatformWritingMode(WritingMode mode) { |
| switch (mode) { |
| case WritingMode::kHorizontalTb: |
| return kHorizontalTopBottom; |
| case WritingMode::kVerticalRl: |
| return kVerticalRightLeft; |
| case WritingMode::kVerticalLr: |
| return kVerticalLeftRight; |
| default: |
| NOTREACHED(); |
| return kHorizontalTopBottom; |
| } |
| } |
| |
| bool IsParallelWritingMode(NGWritingMode a, NGWritingMode b) { |
| return (a == kHorizontalTopBottom) == (b == kHorizontalTopBottom); |
| } |
| |
| } // namespace blink |