1 /* 2 * Copyright 2011 Google Inc. All Rights Reserved. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef SFNTLY_CPP_SRC_SFNTLY_TABLE_BYTE_ARRAY_TABLE_BUILDER_H_ 18 #define SFNTLY_CPP_SRC_SFNTLY_TABLE_BYTE_ARRAY_TABLE_BUILDER_H_ 19 20 #include "sfntly/table/table_based_table_builder.h" 21 22 namespace sfntly { 23 24 // An abstract builder base for byte array based tables. 25 class ByteArrayTableBuilder : public TableBasedTableBuilder { 26 public: 27 virtual ~ByteArrayTableBuilder(); 28 29 // Get the byte value at the specified index. The index is relative to the 30 // start of the table. 31 // @param index index relative to the start of the table 32 // @return byte value at the given index 33 virtual int32_t ByteValue(int32_t index); 34 35 // Set the byte value at the specified index. The index is relative to the 36 // start of the table. 37 // @param index index relative to the start of the table 38 // @param b byte value to set 39 virtual void SetByteValue(int32_t index, byte_t b); 40 41 // Get the number of bytes set for this table. It may include padding bytes at 42 // the end. 43 virtual int32_t ByteCount(); 44 45 protected: 46 ByteArrayTableBuilder(Header* header, WritableFontData* data); 47 ByteArrayTableBuilder(Header* header, ReadableFontData* data); 48 explicit ByteArrayTableBuilder(Header* header); 49 }; 50 51 } // namespace sfntly 52 53 #endif // SFNTLY_CPP_SRC_SFNTLY_TABLE_BYTE_ARRAY_TABLE_BUILDER_H_ 54