diff options
Diffstat (limited to 'xfa/src/fxbarcode/oned/BC_OnedCode128Writer.cpp')
| -rw-r--r-- | xfa/src/fxbarcode/oned/BC_OnedCode128Writer.cpp | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/xfa/src/fxbarcode/oned/BC_OnedCode128Writer.cpp b/xfa/src/fxbarcode/oned/BC_OnedCode128Writer.cpp new file mode 100644 index 0000000000..6dd3cbe8a5 --- /dev/null +++ b/xfa/src/fxbarcode/oned/BC_OnedCode128Writer.cpp @@ -0,0 +1,230 @@ +// 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 2010 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 "BC_OneDReader.h"
+#include "BC_OneDimWriter.h"
+#include "BC_OnedCode128Reader.h"
+#include "BC_OnedCode128Writer.h"
+const FX_INT32 CBC_OnedCode128Writer::CODE_CODE_B = 100;
+const FX_INT32 CBC_OnedCode128Writer::CODE_CODE_C = 99;
+const FX_INT32 CBC_OnedCode128Writer::CODE_START_B = 104;
+const FX_INT32 CBC_OnedCode128Writer::CODE_START_C = 105;
+const FX_INT32 CBC_OnedCode128Writer::CODE_STOP = 106;
+CBC_OnedCode128Writer::CBC_OnedCode128Writer()
+{
+ m_codeFormat = BC_CODE128_B;
+}
+CBC_OnedCode128Writer::CBC_OnedCode128Writer(BC_TYPE type)
+{
+ m_codeFormat = type;
+}
+CBC_OnedCode128Writer::~CBC_OnedCode128Writer()
+{
+}
+BC_TYPE CBC_OnedCode128Writer::GetType()
+{
+ return m_codeFormat;
+}
+FX_BOOL CBC_OnedCode128Writer::CheckContentValidity(FX_WSTR contents)
+{
+ FX_BOOL ret = TRUE;
+ FX_INT32 position = 0;
+ FX_INT32 patternIndex = -1;
+ if (m_codeFormat == BC_CODE128_B || m_codeFormat == BC_CODE128_C) {
+ while (position < contents.GetLength()) {
+ patternIndex = (FX_INT32)contents.GetAt(position);
+ if (patternIndex >= 32 && patternIndex <= 126 && patternIndex != 34) {
+ position++;
+ continue;
+ } else {
+ ret = FALSE;
+ break;
+ }
+ position ++;
+ }
+ } else {
+ ret = FALSE;
+ }
+ return ret;
+}
+CFX_WideString CBC_OnedCode128Writer::FilterContents(FX_WSTR contents)
+{
+ CFX_WideString filterChineseChar;
+ FX_WCHAR ch;
+ for (FX_INT32 i = 0; i < contents.GetLength(); i++) {
+ ch = contents.GetAt(i);
+ if(ch > 175) {
+ i++;
+ continue;
+ }
+ filterChineseChar += ch;
+ }
+ CFX_WideString filtercontents;
+ if (m_codeFormat == BC_CODE128_B) {
+ for (FX_INT32 i = 0; i < filterChineseChar.GetLength(); i++) {
+ ch = filterChineseChar.GetAt(i);
+ if (ch >= 32 && ch <= 126) {
+ filtercontents += ch;
+ } else {
+ continue;
+ }
+ }
+ } else if (m_codeFormat == BC_CODE128_C) {
+ for (FX_INT32 i = 0; i < filterChineseChar.GetLength(); i++) {
+ ch = filterChineseChar.GetAt(i);
+ if (ch >= 32 && ch <= 106) {
+ filtercontents += ch;
+ } else {
+ continue;
+ }
+ }
+ } else {
+ filtercontents = contents;
+ }
+ return filtercontents;
+}
+FX_BOOL CBC_OnedCode128Writer::SetTextLocation(BC_TEXT_LOC location)
+{
+ if ( location < BC_TEXT_LOC_NONE || location > BC_TEXT_LOC_BELOWEMBED) {
+ return FALSE;
+ }
+ m_locTextLoc = location;
+ return TRUE;
+}
+FX_BYTE *CBC_OnedCode128Writer::Encode(const CFX_ByteString &contents, BCFORMAT format, FX_INT32 &outWidth, FX_INT32 &outHeight, FX_INT32 hints, FX_INT32 &e)
+{
+ if(format != BCFORMAT_CODE_128) {
+ e = BCExceptionOnlyEncodeCODE_128;
+ return NULL;
+ }
+ FX_BYTE *ret = CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ return ret;
+}
+FX_BYTE *CBC_OnedCode128Writer::Encode(const CFX_ByteString &contents, BCFORMAT format, FX_INT32 &outWidth, FX_INT32 &outHeight, FX_INT32 &e)
+{
+ FX_BYTE *ret = Encode(contents, format, outWidth, outHeight, 0, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ return ret;
+}
+FX_BOOL CBC_OnedCode128Writer::IsDigits(const CFX_ByteString &contents, FX_INT32 start, FX_INT32 length)
+{
+ FX_INT32 end = start + length;
+ for (FX_INT32 i = start; i < end; i++) {
+ if (contents[i] < '0' || contents[i] > '9') {
+ return FALSE;
+ }
+ }
+ return TRUE;
+}
+FX_BYTE *CBC_OnedCode128Writer::Encode(const CFX_ByteString &contents, FX_INT32 &outLength, FX_INT32 &e)
+{
+ FX_INT32 length = contents.GetLength();
+ if(contents.GetLength() < 1 || contents.GetLength() > 80) {
+ e = BCExceptionContentsLengthShouldBetween1and80;
+ return NULL;
+ }
+ CFX_PtrArray patterns;
+ FX_INT32 checkSum = 0;
+ if (m_codeFormat == BC_CODE128_B) {
+ checkSum = Encode128B(contents, patterns);
+ } else if (m_codeFormat == BC_CODE128_C) {
+ checkSum = Encode128C(contents, patterns);
+ } else {
+ e = BCExceptionFormatException;
+ return NULL;
+ }
+ checkSum %= 103;
+ patterns.Add((FX_INT32*)CBC_OnedCode128Reader::CODE_PATTERNS[checkSum]);
+ patterns.Add((FX_INT32*)CBC_OnedCode128Reader::CODE_PATTERNS[CODE_STOP]);
+ m_iContentLen = contents.GetLength() + 3;
+ FX_INT32 codeWidth = 0;
+ for(FX_INT32 k = 0; k < patterns.GetSize(); k++) {
+ FX_INT32 *pattern = (FX_INT32*)patterns[k];
+ for(FX_INT32 j = 0; j < 7; j++) {
+ codeWidth += pattern[j];
+ }
+ }
+ outLength = codeWidth;
+ FX_BYTE *result = FX_Alloc(FX_BYTE, outLength);
+ FX_INT32 pos = 0;
+ for(FX_INT32 j = 0; j < patterns.GetSize(); j++) {
+ FX_INT32* pattern = (FX_INT32*)patterns[j];
+ pos += AppendPattern(result, pos, pattern, 7, 1, e);
+ if (e != BCExceptionNO) {
+ FX_Free (result);
+ return NULL;
+ }
+ }
+ return result;
+}
+FX_INT32 CBC_OnedCode128Writer::Encode128B(const CFX_ByteString &contents, CFX_PtrArray &patterns)
+{
+ FX_INT32 checkSum = 0;
+ FX_INT32 checkWeight = 1;
+ FX_INT32 position = 0;
+ patterns.Add((FX_INT32*)CBC_OnedCode128Reader::CODE_PATTERNS[CODE_START_B]);
+ checkSum += CODE_START_B * checkWeight;
+ while (position < contents.GetLength()) {
+ FX_INT32 patternIndex = 0;
+ patternIndex = contents[position] - ' ';
+ position += 1;
+ patterns.Add((FX_INT32*)CBC_OnedCode128Reader::CODE_PATTERNS[patternIndex]);
+ checkSum += patternIndex * checkWeight;
+ if (position != 0) {
+ checkWeight++;
+ }
+ }
+ return checkSum;
+}
+FX_INT32 CBC_OnedCode128Writer::Encode128C(const CFX_ByteString &contents, CFX_PtrArray &patterns)
+{
+ FX_INT32 checkSum = 0;
+ FX_INT32 checkWeight = 1;
+ FX_INT32 position = 0;
+ patterns.Add((FX_INT32*)CBC_OnedCode128Reader::CODE_PATTERNS[CODE_START_C]);
+ checkSum += CODE_START_C * checkWeight;
+ while (position < contents.GetLength()) {
+ FX_INT32 patternIndex = 0;
+ FX_CHAR ch = contents.GetAt(position);
+ if (ch < '0' || ch > '9') {
+ patternIndex = (FX_INT32)ch;
+ position++;
+ } else {
+ patternIndex = FXSYS_atoi(contents.Mid(position, 2));
+ if (contents.GetAt(position + 1) < '0' || contents.GetAt(position + 1) > '9') {
+ position += 1;
+ } else {
+ position += 2;
+ }
+ }
+ patterns.Add((FX_INT32*)CBC_OnedCode128Reader::CODE_PATTERNS[patternIndex]);
+ checkSum += patternIndex * checkWeight;
+ if (position != 0) {
+ checkWeight++;
+ }
+ }
+ return checkSum;
+}
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