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// 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
// Original code is licensed as follows:
/*
* Copyright 2006 Jeremias Maerki
*
* 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.
*/
#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
#include <array>
#include <iterator>
#include "core/fxcrt/notreached.h"
#include "fxbarcode/common/BC_CommonBitMatrix.h"
#include "fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h"
#include "fxbarcode/datamatrix/BC_Encoder.h"
namespace {
constexpr size_t kSymbolsCount = 30;
constexpr size_t kSymbolDataSize = kSymbolsCount - 1;
std::array<CBC_SymbolInfo*, kSymbolsCount> g_symbols = {};
constexpr std::array<CBC_SymbolInfo::Data, kSymbolDataSize> kSymbolData = {
{{3, 5, 3, 5, 8, 8, 1}, {5, 7, 5, 7, 10, 10, 1},
{5, 7, 5, 7, 16, 6, 1}, {8, 10, 8, 10, 12, 12, 1},
{10, 11, 10, 11, 14, 6, 2}, {12, 12, 12, 12, 14, 14, 1},
{16, 14, 16, 14, 24, 10, 1}, {18, 14, 18, 14, 16, 16, 1},
{22, 18, 22, 18, 18, 18, 1}, {22, 18, 22, 18, 16, 10, 2},
{30, 20, 30, 20, 20, 20, 1}, {32, 24, 32, 24, 16, 14, 2},
{36, 24, 36, 24, 22, 22, 1}, {44, 28, 44, 28, 24, 24, 1},
{49, 28, 49, 28, 22, 14, 2}, {62, 36, 62, 36, 14, 14, 4},
{86, 42, 86, 42, 16, 16, 4}, {114, 48, 114, 48, 18, 18, 4},
{144, 56, 144, 56, 20, 20, 4}, {174, 68, 174, 68, 22, 22, 4},
{204, 84, 102, 42, 24, 24, 4}, {280, 112, 140, 56, 14, 14, 16},
{368, 144, 92, 36, 16, 16, 16}, {456, 192, 114, 48, 18, 18, 16},
{576, 224, 144, 56, 20, 20, 16}, {696, 272, 174, 68, 22, 22, 16},
{816, 336, 136, 56, 24, 24, 16}, {1050, 408, 175, 68, 18, 18, 36},
{1304, 496, 163, 62, 20, 20, 36}}};
} // namespace
// static
void CBC_SymbolInfo::Initialize() {
for (size_t i = 0; i < kSymbolDataSize; ++i)
g_symbols[i] = new CBC_SymbolInfo(&kSymbolData[i]);
g_symbols[kSymbolDataSize] = new CBC_DataMatrixSymbolInfo144();
}
// static
void CBC_SymbolInfo::Finalize() {
for (size_t i = 0; i < kSymbolsCount; ++i) {
delete g_symbols[i];
g_symbols[i] = nullptr;
}
}
CBC_SymbolInfo::CBC_SymbolInfo(const Data* data) : data_(data) {}
CBC_SymbolInfo::~CBC_SymbolInfo() = default;
const CBC_SymbolInfo* CBC_SymbolInfo::Lookup(size_t data_codewords,
bool allow_rectangular) {
for (size_t i = 0; i < kSymbolsCount; ++i) {
CBC_SymbolInfo* symbol = g_symbols[i];
if (symbol->is_rectangular() && !allow_rectangular)
continue;
if (data_codewords <= symbol->data_capacity())
return symbol;
}
return nullptr;
}
int32_t CBC_SymbolInfo::GetHorizontalDataRegions() const {
switch (data_->data_regions) {
case 1:
return 1;
case 2:
return 2;
case 4:
return 2;
case 16:
return 4;
case 36:
return 6;
default:
NOTREACHED_NORETURN();
}
}
int32_t CBC_SymbolInfo::GetVerticalDataRegions() const {
switch (data_->data_regions) {
case 1:
return 1;
case 2:
return 1;
case 4:
return 2;
case 16:
return 4;
case 36:
return 6;
default:
NOTREACHED_NORETURN();
}
}
int32_t CBC_SymbolInfo::GetSymbolDataWidth() const {
return GetHorizontalDataRegions() * data_->matrix_width;
}
int32_t CBC_SymbolInfo::GetSymbolDataHeight() const {
return GetVerticalDataRegions() * data_->matrix_height;
}
int32_t CBC_SymbolInfo::GetSymbolWidth() const {
return GetSymbolDataWidth() + (GetHorizontalDataRegions() * 2);
}
int32_t CBC_SymbolInfo::GetSymbolHeight() const {
return GetSymbolDataHeight() + (GetVerticalDataRegions() * 2);
}
size_t CBC_SymbolInfo::GetInterleavedBlockCount() const {
return data_->data_capacity / data_->rs_block_data;
}
size_t CBC_SymbolInfo::GetDataLengthForInterleavedBlock() const {
return data_->rs_block_data;
}
size_t CBC_SymbolInfo::GetErrorLengthForInterleavedBlock() const {
return data_->rs_block_error;
}