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