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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 2011 ZXing authors
*
* 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 "../barcode.h"
#include "../BC_Writer.h"
#include "../BC_Reader.h"
#include "../common/BC_CommonBitMatrix.h"
#include "../common/BC_CommonBitArray.h"
#include "BC_OneDReader.h"
#include "BC_OneDimWriter.h"
#include "BC_OnedCodaBarReader.h"
#include "BC_OnedCodaBarWriter.h"
const FX_CHAR CBC_OnedCodaBarWriter::START_END_CHARS[] = {'A', 'B', 'C', 'D', 'T', 'N', '*', 'E', 'a', 'b', 'c', 'd', 't', 'n', 'e'};
const FX_CHAR CBC_OnedCodaBarWriter::CONTENT_CHARS[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '-', '$', '/', ':', '+', '.'};
CBC_OnedCodaBarWriter::CBC_OnedCodaBarWriter()
{
m_chStart = 'A';
m_chEnd = 'B';
m_iWideNarrRatio = 2;
}
CBC_OnedCodaBarWriter::~CBC_OnedCodaBarWriter()
{
}
FX_BOOL CBC_OnedCodaBarWriter::SetStartChar(FX_CHAR start)
{
for (int32_t i = 0; i < sizeof(START_END_CHARS) / sizeof(FX_CHAR); i++) {
if (START_END_CHARS[i] == start) {
m_chStart = start;
return TRUE;
}
}
return FALSE;
}
FX_BOOL CBC_OnedCodaBarWriter::SetEndChar(FX_CHAR end)
{
for (int32_t i = 0; i < sizeof(START_END_CHARS) / sizeof(FX_CHAR); i++) {
if (START_END_CHARS[i] == end) {
m_chEnd = end;
return TRUE;
}
}
return FALSE;
}
void CBC_OnedCodaBarWriter::SetDataLength(int32_t length)
{
m_iDataLenth = length + 2;
}
FX_BOOL CBC_OnedCodaBarWriter::SetTextLocation(BC_TEXT_LOC location)
{
if ( location < BC_TEXT_LOC_NONE || location > BC_TEXT_LOC_BELOWEMBED) {
return FALSE;
}
m_locTextLoc = location;
return TRUE;
}
FX_BOOL CBC_OnedCodaBarWriter::SetWideNarrowRatio(int32_t ratio)
{
if(ratio < 2 || ratio > 3) {
return FALSE;
}
m_iWideNarrRatio = ratio;
return TRUE;
}
FX_BOOL CBC_OnedCodaBarWriter::FindChar(FX_WCHAR ch, FX_BOOL isContent)
{
if(isContent) {
for(int32_t i = 0 ; i < sizeof(CONTENT_CHARS) / sizeof(FX_CHAR) ; i++) {
if(ch == (FX_WCHAR)CONTENT_CHARS[i]) {
return TRUE;
}
}
for(int32_t j = 0 ; j < sizeof(START_END_CHARS) / sizeof(FX_CHAR) ; j++) {
if(ch == (FX_WCHAR)START_END_CHARS[j]) {
return TRUE;
}
}
return FALSE;
} else {
for(int32_t i = 0 ; i < sizeof(CONTENT_CHARS) / sizeof(FX_CHAR) ; i++) {
if(ch == (FX_WCHAR)CONTENT_CHARS[i]) {
return TRUE;
}
}
return FALSE;
}
}
FX_BOOL CBC_OnedCodaBarWriter::CheckContentValidity(const CFX_WideStringC& contents)
{
FX_WCHAR ch;
int32_t index = 0;
for (index = 0; index < contents.GetLength(); index++) {
ch = contents.GetAt(index);
if (FindChar(ch, FALSE)) {
continue;
} else {
return FALSE;
}
}
return TRUE;
}
CFX_WideString CBC_OnedCodaBarWriter::FilterContents(const CFX_WideStringC& contents)
{
CFX_WideString filtercontents;
FX_WCHAR ch;
for (int32_t index = 0; index < contents.GetLength(); index ++) {
ch = contents.GetAt(index);
if(ch > 175) {
index++;
continue;
}
if (FindChar(ch, TRUE)) {
filtercontents += ch;
} else {
continue;
}
}
return filtercontents;
}
uint8_t *CBC_OnedCodaBarWriter::Encode(const CFX_ByteString &contents, BCFORMAT format, int32_t &outWidth, int32_t &outHeight, int32_t &e)
{
uint8_t *ret = Encode(contents, format, outWidth, outHeight, 0 , e);
BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
return ret;
}
uint8_t *CBC_OnedCodaBarWriter::Encode(const CFX_ByteString &contents, BCFORMAT format, int32_t &outWidth, int32_t &outHeight, int32_t hints, int32_t &e)
{
if(format != BCFORMAT_CODABAR) {
e = BCExceptionOnlyEncodeCODEBAR;
return NULL;
}
uint8_t *ret = CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
return ret;
}
uint8_t* CBC_OnedCodaBarWriter::Encode(const CFX_ByteString &contents, int32_t &outLength, int32_t &e)
{
CBC_OnedCodaBarReader CodaBarR;
CFX_ByteString data = m_chStart + contents + m_chEnd;
m_iContentLen = data.GetLength();
uint8_t *result = FX_Alloc(uint8_t, m_iWideNarrRatio * 7 * data.GetLength());
FX_CHAR ch;
int32_t position = 0;
for (int32_t index = 0; index < data.GetLength(); index++) {
ch = data.GetAt(index);
if (((ch >= 'a') && (ch <= 'z'))) {
ch = ch - 32;
}
switch (ch) {
case 'T':
ch = 'A';
break;
case 'N':
ch = 'B';
break;
case '*':
ch = 'C';
break;
case 'E':
ch = 'D';
break;
default:
break;
}
int32_t code = 0;
int32_t len = (int32_t)strlen(CodaBarR.ALPHABET_STRING);
for (int32_t i = 0; i < len; i++) {
if (ch == CodaBarR.ALPHABET_STRING[i]) {
code = CodaBarR.CHARACTER_ENCODINGS[i];
break;
}
}
uint8_t color = 1;
int32_t counter = 0;
int32_t bit = 0;
while (bit < 7) {
result[position] = color;
position++;
if (((code >> (6 - bit)) & 1) == 0 || counter == m_iWideNarrRatio - 1) {
color = !color;
bit++;
counter = 0;
} else {
counter++;
}
}
if (index < data.GetLength() - 1) {
result[position] = 0;
position ++;
}
}
outLength = position;
return result;
}
CFX_WideString CBC_OnedCodaBarWriter::encodedContents(const CFX_WideStringC& contents)
{
CFX_WideString strStart(m_chStart);
CFX_WideString strEnd(m_chEnd);
return strStart + contents + strEnd;
}
void CBC_OnedCodaBarWriter::RenderResult(const CFX_WideStringC& contents, uint8_t* code, int32_t codeLength, FX_BOOL isDevice, int32_t &e)
{
CBC_OneDimWriter::RenderResult(encodedContents(contents), code, codeLength, isDevice, e);
}
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