Index: third_party/WebKit/Source/core/layout/ng/ng_units.cc |
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_units.cc b/third_party/WebKit/Source/core/layout/ng/ng_units.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..44f760022bc010bdfed88877ce118e97db567795 |
--- /dev/null |
+++ b/third_party/WebKit/Source/core/layout/ng/ng_units.cc |
@@ -0,0 +1,64 @@ |
+// 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_units.h" |
+ |
+#include "core/layout/ng/ng_writing_mode.h" |
+ |
+namespace blink { |
+ |
+NGPhysicalSize NGLogicalSize::ConvertToPhysical(NGWritingMode mode) const { |
+ return mode == HorizontalTopBottom ? NGPhysicalSize(inline_size, block_size) |
+ : NGPhysicalSize(block_size, inline_size); |
+} |
+ |
+NGLogicalSize NGPhysicalSize::ConvertToLogical(NGWritingMode mode) const { |
+ return mode == HorizontalTopBottom ? NGLogicalSize(width, height) |
+ : NGLogicalSize(height, width); |
+} |
+ |
+NGPhysicalOffset NGLogicalOffset::ConvertToPhysical( |
+ NGWritingMode mode, |
+ NGDirection direction, |
+ NGPhysicalSize container_size, |
+ NGPhysicalSize inner_size) const { |
+ switch (mode) { |
+ case HorizontalTopBottom: |
+ if (direction == LeftToRight) |
+ return NGPhysicalOffset(inline_offset, block_offset); |
+ else |
+ return NGPhysicalOffset( |
+ container_size.width - inline_offset - inner_size.width, |
+ block_offset); |
+ case VerticalRightLeft: |
+ case SidewaysRightLeft: |
+ if (direction == LeftToRight) |
+ return NGPhysicalOffset( |
+ container_size.width - block_offset - inner_size.width, |
+ inline_offset); |
+ else |
+ return NGPhysicalOffset( |
+ container_size.width - block_offset - inner_size.width, |
+ container_size.height - inline_offset - inner_size.height); |
+ case VerticalLeftRight: |
+ if (direction == LeftToRight) |
+ return NGPhysicalOffset(block_offset, inline_offset); |
+ else |
+ return NGPhysicalOffset( |
+ block_offset, |
+ container_size.height - inline_offset - inner_size.height); |
+ case SidewaysLeftRight: |
+ if (direction == LeftToRight) |
+ return NGPhysicalOffset( |
+ block_offset, |
+ container_size.height - inline_offset - inner_size.height); |
+ else |
+ return NGPhysicalOffset(block_offset, inline_offset); |
+ default: |
+ ASSERT_NOT_REACHED(); |
+ return NGPhysicalOffset(); |
+ } |
+} |
+ |
+} // namespace blink |