Index: third_party/WebKit/Source/core/layout/ng/api/ng_offset_mapping_builder.h |
diff --git a/third_party/WebKit/Source/core/layout/ng/api/ng_offset_mapping_builder.h b/third_party/WebKit/Source/core/layout/ng/api/ng_offset_mapping_builder.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..0efde3353d1a62de64363ef549cd78149c715539 |
--- /dev/null |
+++ b/third_party/WebKit/Source/core/layout/ng/api/ng_offset_mapping_builder.h |
@@ -0,0 +1,30 @@ |
+// 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 NGOffsetMappingBuilder_h |
+#define NGOffsetMappingBuilder_h |
+ |
+#include "core/CoreExport.h" |
+#include "platform/wtf/Allocator.h" |
+ |
+namespace blink { |
+ |
+// TODO(xiaochengh): Documentation. |
+class CORE_EXPORT NGOffsetMappingBuilder { |
+ STACK_ALLOCATED(); |
+ |
+ public: |
+ NGOffsetMappingBuilder(); |
+ virtual ~NGOffsetMappingBuilder(); |
yosin_UTC9
2017/06/22 03:31:04
Why interface? Do you want to introduce DoNothingO
Xiaocheng
2017/06/22 03:36:10
I would like to have different types of offset map
yosin_UTC9
2017/06/22 03:44:22
Editing is case 3. What cases do use 1 and 2?
|
+ |
+ virtual void AppendBijection(unsigned length); |
+ virtual void AppendCollapsed(unsigned length); |
+ virtual void CollapseLastCharacter(); |
+ |
+ DISALLOW_COPY_AND_ASSIGN(NGOffsetMappingBuilder); |
yosin_UTC9
2017/06/22 03:31:04
nit: |DISALLOW_...| should be in private section.
Xiaocheng
2017/06/22 03:36:10
Will do.
|
+}; |
+ |
+} // namespace blink |
+ |
+#endif // OffsetMappingBuilder_h |