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path: root/fxbarcode/oned/BC_OnedCode39Writer.cpp
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Diffstat (limited to 'fxbarcode/oned/BC_OnedCode39Writer.cpp')
-rw-r--r--fxbarcode/oned/BC_OnedCode39Writer.cpp195
1 files changed, 88 insertions, 107 deletions
diff --git a/fxbarcode/oned/BC_OnedCode39Writer.cpp b/fxbarcode/oned/BC_OnedCode39Writer.cpp
index b1a56cad40..b9d594a028 100644
--- a/fxbarcode/oned/BC_OnedCode39Writer.cpp
+++ b/fxbarcode/oned/BC_OnedCode39Writer.cpp
@@ -20,10 +20,13 @@
* limitations under the License.
*/
+#include "fxbarcode/oned/BC_OnedCode39Writer.h"
+
+#include <memory>
+
#include "fxbarcode/BC_Writer.h"
#include "fxbarcode/common/BC_CommonBitMatrix.h"
#include "fxbarcode/oned/BC_OneDimWriter.h"
-#include "fxbarcode/oned/BC_OnedCode39Writer.h"
namespace {
@@ -40,10 +43,10 @@ const int32_t CHARACTER_ENCODINGS[44] = {
} // namespace
-CBC_OnedCode39Writer::CBC_OnedCode39Writer() {
- m_iWideNarrRatio = 3;
-}
+CBC_OnedCode39Writer::CBC_OnedCode39Writer() : m_iWideNarrRatio(3) {}
+
CBC_OnedCode39Writer::~CBC_OnedCode39Writer() {}
+
bool CBC_OnedCode39Writer::CheckContentValidity(
const CFX_WideStringC& contents) {
for (int32_t i = 0; i < contents.GetLength(); i++) {
@@ -116,55 +119,40 @@ bool CBC_OnedCode39Writer::SetTextLocation(BC_TEXT_LOC location) {
m_locTextLoc = location;
return true;
}
-bool CBC_OnedCode39Writer::SetWideNarrowRatio(int32_t ratio) {
- if (ratio < 2 || ratio > 3) {
+bool CBC_OnedCode39Writer::SetWideNarrowRatio(int8_t ratio) {
+ if (ratio < 2 || ratio > 3)
return false;
- }
+
m_iWideNarrRatio = ratio;
return true;
}
-uint8_t* CBC_OnedCode39Writer::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);
- if (e != BCExceptionNO)
- return nullptr;
- return ret;
-}
-uint8_t* CBC_OnedCode39Writer::Encode(const CFX_ByteString& contents,
- BCFORMAT format,
- int32_t& outWidth,
- int32_t& outHeight,
- int32_t hints,
- int32_t& e) {
- if (format != BCFORMAT_CODE_39) {
- e = BCExceptionOnlyEncodeCODE_39;
- return nullptr;
- }
- uint8_t* ret =
- CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
- if (e != BCExceptionNO)
+
+uint8_t* CBC_OnedCode39Writer::EncodeWithHint(const CFX_ByteString& contents,
+ BCFORMAT format,
+ int32_t& outWidth,
+ int32_t& outHeight,
+ int32_t hints) {
+ if (format != BCFORMAT_CODE_39)
return nullptr;
- return ret;
+ return CBC_OneDimWriter::EncodeWithHint(contents, format, outWidth, outHeight,
+ hints);
}
-void CBC_OnedCode39Writer::ToIntArray(int32_t a, int32_t* toReturn) {
+
+void CBC_OnedCode39Writer::ToIntArray(int32_t a, int8_t* toReturn) {
for (int32_t i = 0; i < 9; i++) {
toReturn[i] = (a & (1 << i)) == 0 ? 1 : m_iWideNarrRatio;
}
}
-char CBC_OnedCode39Writer::CalcCheckSum(const CFX_ByteString& contents,
- int32_t& e) {
+
+char CBC_OnedCode39Writer::CalcCheckSum(const CFX_ByteString& contents) {
int32_t length = contents.GetLength();
- if (length > 80) {
- e = BCExceptionGeneric;
+ if (length > 80)
return '*';
- }
+
int32_t checksum = 0;
- int32_t len = (int32_t)strlen(ALPHABET_STRING);
+ size_t len = strlen(ALPHABET_STRING);
for (const auto& c : contents) {
- int32_t j = 0;
+ size_t j = 0;
for (; j < len; j++) {
if (ALPHABET_STRING[j] == c) {
if (c != '*')
@@ -172,110 +160,103 @@ char CBC_OnedCode39Writer::CalcCheckSum(const CFX_ByteString& contents,
break;
}
}
- if (j >= len) {
- e = BCExceptionGeneric;
+ if (j >= len)
return '*';
- }
}
checksum = checksum % 43;
return CHECKSUM_STRING[checksum];
}
-uint8_t* CBC_OnedCode39Writer::Encode(const CFX_ByteString& contents,
- int32_t& outlength,
- int32_t& e) {
- char checksum = CalcCheckSum(contents, e);
- if (checksum == '*') {
+
+uint8_t* CBC_OnedCode39Writer::EncodeImpl(const CFX_ByteString& contents,
+ int32_t& outlength) {
+ char checksum = CalcCheckSum(contents);
+ if (checksum == '*')
return nullptr;
- }
- int32_t widths[9] = {0};
+
+ int8_t widths[9] = {0};
int32_t wideStrideNum = 3;
int32_t narrStrideNum = 9 - wideStrideNum;
CFX_ByteString encodedContents = contents;
- if (m_bCalcChecksum) {
+ if (m_bCalcChecksum)
encodedContents += checksum;
- }
m_iContentLen = encodedContents.GetLength();
int32_t codeWidth = (wideStrideNum * m_iWideNarrRatio + narrStrideNum) * 2 +
1 + m_iContentLen;
- int32_t len = (int32_t)strlen(ALPHABET_STRING);
+ size_t len = strlen(ALPHABET_STRING);
for (int32_t j = 0; j < m_iContentLen; j++) {
- for (int32_t i = 0; i < len; i++) {
- if (ALPHABET_STRING[i] == encodedContents[j]) {
- ToIntArray(CHARACTER_ENCODINGS[i], widths);
- for (int32_t k = 0; k < 9; k++) {
- codeWidth += widths[k];
- }
- }
+ for (size_t i = 0; i < len; i++) {
+ if (ALPHABET_STRING[i] != encodedContents[j])
+ continue;
+
+ ToIntArray(CHARACTER_ENCODINGS[i], widths);
+ for (size_t k = 0; k < 9; k++)
+ codeWidth += widths[k];
}
}
outlength = codeWidth;
- uint8_t* result = FX_Alloc(uint8_t, codeWidth);
+ std::unique_ptr<uint8_t, FxFreeDeleter> result(FX_Alloc(uint8_t, codeWidth));
ToIntArray(CHARACTER_ENCODINGS[39], widths);
- int32_t pos = AppendPattern(result, 0, widths, 9, 1, e);
- if (e != BCExceptionNO) {
- FX_Free(result);
+ int32_t e = BCExceptionNO;
+ int32_t pos = AppendPattern(result.get(), 0, widths, 9, 1, e);
+ if (e != BCExceptionNO)
return nullptr;
- }
- int32_t narrowWhite[] = {1};
- pos += AppendPattern(result, pos, narrowWhite, 1, 0, e);
- if (e != BCExceptionNO) {
- FX_Free(result);
+
+ int8_t narrowWhite[] = {1};
+ pos += AppendPattern(result.get(), pos, narrowWhite, 1, 0, e);
+ if (e != BCExceptionNO)
return nullptr;
- }
+
for (int32_t l = m_iContentLen - 1; l >= 0; l--) {
- for (int32_t i = 0; i < len; i++) {
- if (ALPHABET_STRING[i] == encodedContents[l]) {
- ToIntArray(CHARACTER_ENCODINGS[i], widths);
- pos += AppendPattern(result, pos, widths, 9, 1, e);
- if (e != BCExceptionNO) {
- FX_Free(result);
- return nullptr;
- }
- }
+ for (size_t i = 0; i < len; i++) {
+ if (ALPHABET_STRING[i] != encodedContents[l])
+ continue;
+
+ ToIntArray(CHARACTER_ENCODINGS[i], widths);
+ pos += AppendPattern(result.get(), pos, widths, 9, 1, e);
+ if (e != BCExceptionNO)
+ return nullptr;
}
- pos += AppendPattern(result, pos, narrowWhite, 1, 0, e);
- if (e != BCExceptionNO) {
- FX_Free(result);
+ pos += AppendPattern(result.get(), pos, narrowWhite, 1, 0, e);
+ if (e != BCExceptionNO)
return nullptr;
- }
}
ToIntArray(CHARACTER_ENCODINGS[39], widths);
- pos += AppendPattern(result, pos, widths, 9, 1, e);
- if (e != BCExceptionNO) {
- FX_Free(result);
+ pos += AppendPattern(result.get(), pos, widths, 9, 1, e);
+ if (e != BCExceptionNO)
return nullptr;
- }
+
+ auto* result_ptr = result.get();
for (int32_t i = 0; i < codeWidth / 2; i++) {
- result[i] ^= result[codeWidth - 1 - i];
- result[codeWidth - 1 - i] ^= result[i];
- result[i] ^= result[codeWidth - 1 - i];
+ result_ptr[i] ^= result_ptr[codeWidth - 1 - i];
+ result_ptr[codeWidth - 1 - i] ^= result_ptr[i];
+ result_ptr[i] ^= result_ptr[codeWidth - 1 - i];
}
- return result;
+ return result.release();
}
-CFX_WideString CBC_OnedCode39Writer::encodedContents(
- const CFX_WideStringC& contents,
- int32_t& e) {
- CFX_WideString encodedContents(contents);
+
+bool CBC_OnedCode39Writer::encodedContents(const CFX_WideStringC& contents,
+ CFX_WideString* result) {
+ *result = CFX_WideString(contents);
if (m_bCalcChecksum && m_bPrintChecksum) {
CFX_WideString checksumContent = FilterContents(contents);
CFX_ByteString str = checksumContent.UTF8Encode();
char checksum;
- checksum = CalcCheckSum(str, e);
- if (e != BCExceptionNO)
- return CFX_WideString();
+ checksum = CalcCheckSum(str);
+ if (checksum == '*')
+ return false;
str += checksum;
- encodedContents += checksum;
+ *result += checksum;
}
- return encodedContents;
+ return true;
}
-void CBC_OnedCode39Writer::RenderResult(const CFX_WideStringC& contents,
+
+bool CBC_OnedCode39Writer::RenderResult(const CFX_WideStringC& contents,
uint8_t* code,
int32_t codeLength,
- bool isDevice,
- int32_t& e) {
- CFX_WideString encodedCon = encodedContents(contents, e);
- if (e != BCExceptionNO)
- return;
- CBC_OneDimWriter::RenderResult(encodedCon.AsStringC(), code, codeLength,
- isDevice, e);
+ bool isDevice) {
+ CFX_WideString encodedCon;
+ if (!encodedContents(contents, &encodedCon))
+ return false;
+ return CBC_OneDimWriter::RenderResult(encodedCon.AsStringC(), code,
+ codeLength, isDevice);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-07 03:55:08 +0000