| // Copyright 2014 The PDFium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #ifndef FXBARCODE_DATAMATRIX_BC_SYMBOLINFO_H_ |
| #define FXBARCODE_DATAMATRIX_BC_SYMBOLINFO_H_ |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include "core/fxcrt/unowned_ptr.h" |
| |
| class CBC_SymbolInfo { |
| public: |
| struct Data { |
| int16_t data_capacity; |
| int16_t error_codewords; |
| int16_t rs_block_data; |
| int8_t rs_block_error; |
| int8_t matrix_width; |
| int8_t matrix_height; |
| int8_t data_regions; |
| }; |
| |
| virtual ~CBC_SymbolInfo(); |
| |
| static void Initialize(); |
| static void Finalize(); |
| static const CBC_SymbolInfo* Lookup(size_t data_codewords, |
| bool allow_rectangular); |
| |
| int32_t GetSymbolDataWidth() const; |
| int32_t GetSymbolDataHeight() const; |
| int32_t GetSymbolWidth() const; |
| int32_t GetSymbolHeight() const; |
| virtual size_t GetInterleavedBlockCount() const; |
| size_t GetDataLengthForInterleavedBlock() const; |
| size_t GetErrorLengthForInterleavedBlock() const; |
| |
| size_t data_capacity() const { return data_->data_capacity; } |
| size_t error_codewords() const { return data_->error_codewords; } |
| int32_t matrix_width() const { return data_->matrix_width; } |
| int32_t matrix_height() const { return data_->matrix_height; } |
| |
| protected: |
| explicit CBC_SymbolInfo(const Data* data); |
| |
| private: |
| int32_t GetHorizontalDataRegions() const; |
| int32_t GetVerticalDataRegions() const; |
| bool is_rectangular() const { |
| return data_->matrix_width != data_->matrix_height; |
| } |
| |
| UnownedPtr<const Data> const data_; |
| }; |
| |
| #endif // FXBARCODE_DATAMATRIX_BC_SYMBOLINFO_H_ |