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diff --git a/cpp/src/sfntly/table/bitmap/bitmap_size_table.h b/cpp/src/sfntly/table/bitmap/bitmap_size_table.h
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+++ b/cpp/src/sfntly/table/bitmap/bitmap_size_table.h
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+/*
+ * Copyright 2011 Google Inc. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0  = the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef SFNTLY_CPP_SRC_SFNTLY_TABLE_BITMAP_BITMAP_SIZE_TABLE_H_
+#define SFNTLY_CPP_SRC_SFNTLY_TABLE_BITMAP_BITMAP_SIZE_TABLE_H_
+
+#include "sfntly/port/lock.h"
+#include "sfntly/table/bitmap/bitmap_glyph_info.h"
+#include "sfntly/table/bitmap/index_sub_table.h"
+
+namespace sfntly {
+// Binary search would be faster but many fonts have index subtables that
+// aren't sorted.
+// Note: preprocessor define is used to avoid const expression warnings in C++
+//       code.
+#define SFNTLY_BITMAPSIZE_USE_BINARY_SEARCH 0
+
+class BitmapSizeTable : public SubTable,
+                        public RefCounted<BitmapSizeTable> {
+ public:
+  class Builder : public SubTable::Builder,
+                  public RefCounted<Builder> {
+   public:
+    class BitmapGlyphInfoIterator :
+        public RefIterator<BitmapGlyphInfo, Builder> {
+     public:
+      explicit BitmapGlyphInfoIterator(Builder* container);
+      virtual ~BitmapGlyphInfoIterator() {}
+
+      virtual bool HasNext();
+      CALLER_ATTACH virtual BitmapGlyphInfo* Next();
+
+     private:
+      bool HasNext(BitmapGlyphInfoIter* iterator_base);
+      CALLER_ATTACH BitmapGlyphInfo* Next(BitmapGlyphInfoIter* iterator_base);
+
+      IndexSubTableBuilderList::iterator sub_table_iter_;
+      BitmapGlyphInfoIterPtr sub_table_glyph_info_iter_;
+    };
+
+    virtual ~Builder();
+
+    virtual CALLER_ATTACH FontDataTable* SubBuildTable(ReadableFontData* data);
+    virtual void SubDataSet();
+    virtual int32_t SubDataSizeToSerialize();
+    virtual bool SubReadyToSerialize();
+    virtual int32_t SubSerialize(WritableFontData* new_data);
+
+    static CALLER_ATTACH Builder* CreateBuilder(WritableFontData* data,
+                                                ReadableFontData* master_data);
+    static CALLER_ATTACH Builder* CreateBuilder(ReadableFontData* data,
+                                                ReadableFontData* master_data);
+    // Gets the subtable array offset as set in the original table as read from
+    // the font file. This value cannot be explicitly set and will be generated
+    // during table building.
+    // @return the subtable array offset
+    int32_t IndexSubTableArrayOffset();
+
+    // Sets the subtable array offset. This is used only during the building
+    // process when the objects are being serialized.
+    // @param offset the offset to the index subtable array
+    void SetIndexSubTableArrayOffset(int32_t offset);
+
+    // Gets the subtable array size as set in the original table as read from
+    // the font file. This value cannot be explicitly set and will be generated
+    // during table building.
+    // @return the subtable array size
+    int32_t IndexTableSize();
+
+    // Sets the subtable size. This is used only during the building process
+    // when the objects are being serialized.
+    // @param size the offset to the index subtable array
+    void SetIndexTableSize(int32_t size);
+
+    int32_t NumberOfIndexSubTables();
+    int32_t ColorRef();
+    // TODO(stuartg): SBitLineMetrics hori();
+    // TODO(stuartg): SBitLineMetrics vert();
+    int32_t StartGlyphIndex();
+    int32_t EndGlyphIndex();
+    int32_t PpemX();
+    int32_t PpemY();
+    int32_t BitDepth();
+    int32_t FlagsAsInt();
+
+    IndexSubTable::Builder* IndexSubTableBuilder(int32_t index);
+    CALLER_ATTACH BitmapGlyphInfo* GlyphInfo(int32_t glyph_id);
+    int32_t GlyphOffset(int32_t glyph_id);
+    int32_t GlyphLength(int32_t glyph_id);
+    int32_t GlyphFormat(int32_t glyph_id);
+    IndexSubTableBuilderList* IndexSubTableBuilders();
+    // Note: renamed from iterator(), type is the derived type.
+    CALLER_ATTACH BitmapGlyphInfoIterator* GetIterator();
+    void GenerateLocaMap(BitmapGlyphInfoMap* output);
+
+   protected:
+    void Revert();
+
+   private:
+    Builder(WritableFontData* data, ReadableFontData* master_data);
+    Builder(ReadableFontData* data, ReadableFontData* master_data);
+
+    void SetNumberOfIndexSubTables(int32_t count);
+    IndexSubTable::Builder* SearchIndexSubTables(int32_t glyph_id);
+    IndexSubTable::Builder* LinearSearchIndexSubTables(int32_t glyph_id);
+    IndexSubTable::Builder* BinarySearchIndexSubTables(int32_t glyph_id);
+    IndexSubTableBuilderList* GetIndexSubTableBuilders();
+    void Initialize(ReadableFontData* data);
+    CALLER_ATTACH IndexSubTable::Builder* CreateIndexSubTableBuilder(
+        int32_t index);
+
+    IndexSubTableBuilderList index_sub_tables_;
+  };
+
+  virtual ~BitmapSizeTable();
+
+  int32_t IndexSubTableArrayOffset();
+  int32_t IndexTableSize();
+  int32_t NumberOfIndexSubTables();
+  int32_t ColorRef();
+  // TODO(stuartg): SBitLineMetrics hori();
+  // TODO(stuartg): SBitLineMetrics vert();
+  int32_t StartGlyphIndex();
+  int32_t EndGlyphIndex();
+  int32_t PpemX();
+  int32_t PpemY();
+  int32_t BitDepth();
+  int32_t FlagsAsInt();
+
+  // Note: renamed from indexSubTable()
+  IndexSubTable* GetIndexSubTable(int32_t index);
+  int32_t GlyphOffset(int32_t glyph_id);
+  int32_t GlyphLength(int32_t glyph_id);
+  CALLER_ATTACH BitmapGlyphInfo* GlyphInfo(int32_t glyph_id);
+  int32_t GlyphFormat(int32_t glyph_id);
+
+ protected:
+  BitmapSizeTable(ReadableFontData* data,
+                  ReadableFontData* master_data);
+
+ private:
+  static int32_t NumberOfIndexSubTables(ReadableFontData* data,
+                                        int32_t table_offset);
+  IndexSubTable* SearchIndexSubTables(int32_t glyph_id);
+  IndexSubTable* LinearSearchIndexSubTables(int32_t glyph_id);
+  IndexSubTable* BinarySearchIndexSubTables(int32_t glyph_id);
+  CALLER_ATTACH IndexSubTable* CreateIndexSubTable(int32_t index);
+  IndexSubTableList* GetIndexSubTableList();
+
+  Lock index_subtables_lock_;
+  IndexSubTableList index_subtables_;
+};
+typedef Ptr<BitmapSizeTable> BitmapSizeTablePtr;
+typedef std::vector<BitmapSizeTablePtr> BitmapSizeTableList;
+typedef Ptr<BitmapSizeTable::Builder> BitmapSizeTableBuilderPtr;
+typedef std::vector<BitmapSizeTableBuilderPtr> BitmapSizeTableBuilderList;
+
+}  // namespace sfntly
+
+#endif  // SFNTLY_CPP_SRC_SFNTLY_TABLE_BITMAP_BITMAP_SIZE_TABLE_H_