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// Copyright 2014 PDFium Authors. All rights reserved.
// 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 "core/fxcrt/fx_memory.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;
CBC_SymbolInfo* g_symbols[kSymbolsCount] = {
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr};
constexpr CBC_SymbolInfo::Data kSymbolData[] = {
{3, 5, 8, 8, 1, 3, 5}, {5, 7, 10, 10, 1, 5, 7},
{5, 7, 16, 6, 1, 5, 7}, {8, 10, 12, 12, 1, 8, 10},
{10, 11, 14, 6, 2, 10, 11}, {12, 12, 14, 14, 1, 12, 12},
{16, 14, 24, 10, 1, 16, 14}, {18, 14, 16, 16, 1, 18, 14},
{22, 18, 18, 18, 1, 22, 18}, {22, 18, 16, 10, 2, 22, 18},
{30, 20, 20, 20, 1, 30, 20}, {32, 24, 16, 14, 2, 32, 24},
{36, 24, 22, 22, 1, 36, 24}, {44, 28, 24, 24, 1, 44, 28},
{49, 28, 22, 14, 2, 49, 28}, {62, 36, 14, 14, 4, 62, 36},
{86, 42, 16, 16, 4, 86, 42}, {114, 48, 18, 18, 4, 114, 48},
{144, 56, 20, 20, 4, 144, 56}, {174, 68, 22, 22, 4, 174, 68},
{204, 84, 24, 24, 4, 102, 42}, {280, 112, 14, 14, 16, 140, 56},
{368, 144, 16, 16, 16, 92, 36}, {456, 192, 18, 18, 16, 114, 48},
{576, 224, 20, 20, 16, 144, 56}, {696, 272, 22, 22, 16, 174, 68},
{816, 336, 24, 24, 16, 136, 56}, {1050, 408, 18, 18, 36, 175, 68},
{1304, 496, 20, 20, 36, 163, 62}};
constexpr size_t kSymbolDataSize = FX_ArraySize(kSymbolData);
static_assert(kSymbolDataSize + 1 == kSymbolsCount, "Wrong kSymbolDataSize");
} // 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), rectangular_(data_->matrix_width != data_->matrix_height) {}
CBC_SymbolInfo::~CBC_SymbolInfo() = default;
const CBC_SymbolInfo* CBC_SymbolInfo::Lookup(size_t iDataCodewords,
bool bAllowRectangular) {
for (size_t i = 0; i < kSymbolsCount; i++) {
CBC_SymbolInfo* symbol = g_symbols[i];
if (symbol->rectangular_ && !bAllowRectangular)
continue;
if (iDataCodewords <= symbol->dataCapacity())
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();
return 0;
}
}
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();
return 0;
}
}
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::getCodewordCount() const {
return data_->data_capacity + data_->error_codewords;
}
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;
}