[LayoutNG] Logicalize NGPaintBorderEdge

third_party/WebKit/Source/core/layout/ng/geometry/ng_border_edges.h

+// Copyright 2017 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.
+
+#ifndef NGBorderEdges_h
+#define NGBorderEdges_h
+
+#include "core/CoreExport.h"
+#include "core/layout/ng/ng_writing_mode.h"
+
+namespace blink {
+
+namespace NGBorderEdges {
+
+// Which border edges should be painted. Due to fragmentation one or more may
+// be skipped.
+enum Physical { kTop = 1, kRight = 2, kBottom = 4, kLeft = 8 };
+
+enum Logical {
+  kBlockStart = Physical::kTop,
+  kLineRight = Physical::kRight,
+  kBlockEnd = Physical::kBottom,
+  kLineLeft = Physical::kLeft,
+  kAll = kBlockStart | kLineRight | kBlockEnd | kLineLeft
+};
+
+CORE_EXPORT Physical ToPhysical(Logical, NGWritingMode);
+CORE_EXPORT Logical ToLogical(Physical, NGWritingMode);
+
+}  // namespace NGBorderEdges
+
+}  // namespace blink
+
+#endif  // NGBorderEdges_h