diff options
Diffstat (limited to 'fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp')
| -rw-r--r-- | fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp | 328 |
1 files changed, 164 insertions, 164 deletions
diff --git a/fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp b/fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp index 64b8685177..0ef04cb568 100644 --- a/fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp +++ b/fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp @@ -75,127 +75,36 @@ const int32_t VERSION_INFO_POLY = 0x1f25; const int32_t TYPE_INFO_POLY = 0x0537; const int32_t TYPE_INFO_MASK_PATTERN = 0x5412; -} // namespace - -void CBC_QRCoderMatrixUtil::ClearMatrix(CBC_CommonByteMatrix* matrix, - int32_t& e) { - if (!matrix) { - e = BCExceptionNullPointer; - return; - } - matrix->clear((uint8_t)-1); -} -void CBC_QRCoderMatrixUtil::BuildMatrix( - CBC_QRCoderBitVector* dataBits, - const CBC_QRCoderErrorCorrectionLevel* ecLevel, - int32_t version, - int32_t maskPattern, - CBC_CommonByteMatrix* matrix, - int32_t& e) { - if (!matrix) { - e = BCExceptionNullPointer; - return; - } - ClearMatrix(matrix, e); - if (e != BCExceptionNO) - return; - EmbedBasicPatterns(version, matrix, e); - if (e != BCExceptionNO) - return; - EmbedTypeInfo(ecLevel, maskPattern, matrix, e); - if (e != BCExceptionNO) - return; - MaybeEmbedVersionInfo(version, matrix, e); - if (e != BCExceptionNO) - return; - EmbedDataBits(dataBits, maskPattern, matrix, e); - if (e != BCExceptionNO) - return; -} -void CBC_QRCoderMatrixUtil::EmbedBasicPatterns(int32_t version, - CBC_CommonByteMatrix* matrix, - int32_t& e) { - if (!matrix) { - e = BCExceptionNullPointer; - return; - } - EmbedPositionDetectionPatternsAndSeparators(matrix, e); - if (e != BCExceptionNO) - return; - EmbedDarkDotAtLeftBottomCorner(matrix, e); - if (e != BCExceptionNO) - return; - MaybeEmbedPositionAdjustmentPatterns(version, matrix, e); - if (e != BCExceptionNO) - return; - EmbedTimingPatterns(matrix, e); - if (e != BCExceptionNO) - return; +bool IsEmpty(int32_t value) { + return (uint8_t)value == 0xff; } -void CBC_QRCoderMatrixUtil::EmbedTypeInfo( - const CBC_QRCoderErrorCorrectionLevel* ecLevel, - int32_t maskPattern, - CBC_CommonByteMatrix* matrix, - int32_t& e) { - if (!matrix) { - e = BCExceptionNullPointer; - return; - } - CBC_QRCoderBitVector typeInfoBits; - MakeTypeInfoBits(ecLevel, maskPattern, &typeInfoBits, e); - if (e != BCExceptionNO) - return; +bool IsValidValue(int32_t value) { + return ((uint8_t)value == 0xff || (uint8_t)value == 0x00 || + (uint8_t)value == 0x01); +} - for (size_t i = 0; i < typeInfoBits.Size(); i++) { - int32_t bit = typeInfoBits.At(typeInfoBits.Size() - 1 - i, e); - if (e != BCExceptionNO) - return; - int32_t x1 = TYPE_INFO_COORDINATES[i][0]; - int32_t y1 = TYPE_INFO_COORDINATES[i][1]; - matrix->Set(x1, y1, bit); - if (i < 8) { - int32_t x2 = matrix->GetWidth() - i - 1; - int32_t y2 = 8; - matrix->Set(x2, y2, bit); - } else { - int32_t x2 = 8; - int32_t y2 = matrix->GetHeight() - 7 + (i - 8); - matrix->Set(x2, y2, bit); - } +int32_t FindMSBSet(int32_t value) { + int32_t numDigits = 0; + while (value != 0) { + value >>= 1; + ++numDigits; } + return numDigits; } -void CBC_QRCoderMatrixUtil::MaybeEmbedVersionInfo(int32_t version, - CBC_CommonByteMatrix* matrix, - int32_t& e) { +void ClearMatrix(CBC_CommonByteMatrix* matrix, int32_t& e) { if (!matrix) { e = BCExceptionNullPointer; return; } - if (version < 7) { - return; - } - CBC_QRCoderBitVector versionInfoBits; - MakeVersionInfoBits(version, &versionInfoBits, e); - if (e != BCExceptionNO) - return; - int32_t bitIndex = 6 * 3 - 1; - for (int32_t i = 0; i < 6; i++) { - for (int32_t j = 0; j < 3; j++) { - int32_t bit = versionInfoBits.At(bitIndex, e); - if (e != BCExceptionNO) - return; - bitIndex--; - matrix->Set(i, matrix->GetHeight() - 11 + j, bit); - matrix->Set(matrix->GetHeight() - 11 + j, i, bit); - } - } + matrix->clear((uint8_t)-1); } -void CBC_QRCoderMatrixUtil::EmbedDataBits(CBC_QRCoderBitVector* dataBits, - int32_t maskPattern, - CBC_CommonByteMatrix* matrix, - int32_t& e) { + +void EmbedDataBits(CBC_QRCoderBitVector* dataBits, + int32_t maskPattern, + CBC_CommonByteMatrix* matrix, + int32_t& e) { if (!matrix || !dataBits) { e = BCExceptionNullPointer; return; @@ -247,7 +156,8 @@ void CBC_QRCoderMatrixUtil::EmbedDataBits(CBC_QRCoderBitVector* dataBits, return; } } -int32_t CBC_QRCoderMatrixUtil::CalculateBCHCode(int32_t value, int32_t poly) { + +int32_t CalculateBCHCode(int32_t value, int32_t poly) { int32_t msbSetInPoly = FindMSBSet(poly); value <<= msbSetInPoly - 1; while (FindMSBSet(value) >= msbSetInPoly) { @@ -255,11 +165,11 @@ int32_t CBC_QRCoderMatrixUtil::CalculateBCHCode(int32_t value, int32_t poly) { } return value; } -void CBC_QRCoderMatrixUtil::MakeTypeInfoBits( - const CBC_QRCoderErrorCorrectionLevel* ecLevel, - int32_t maskPattern, - CBC_QRCoderBitVector* bits, - int32_t& e) { + +void MakeTypeInfoBits(const CBC_QRCoderErrorCorrectionLevel* ecLevel, + int32_t maskPattern, + CBC_QRCoderBitVector* bits, + int32_t& e) { if (!bits) { e = BCExceptionNullPointer; return; @@ -281,9 +191,9 @@ void CBC_QRCoderMatrixUtil::MakeTypeInfoBits( ASSERT(bits->Size() == 15); } -void CBC_QRCoderMatrixUtil::MakeVersionInfoBits(int32_t version, - CBC_QRCoderBitVector* bits, - int32_t& e) { +void MakeVersionInfoBits(int32_t version, + CBC_QRCoderBitVector* bits, + int32_t& e) { if (!bits) { e = BCExceptionNullPointer; return; @@ -295,16 +205,66 @@ void CBC_QRCoderMatrixUtil::MakeVersionInfoBits(int32_t version, ASSERT(bits->Size() == 18); } -bool CBC_QRCoderMatrixUtil::IsEmpty(int32_t value) { - return (uint8_t)value == 0xff; +void EmbedTypeInfo(const CBC_QRCoderErrorCorrectionLevel* ecLevel, + int32_t maskPattern, + CBC_CommonByteMatrix* matrix, + int32_t& e) { + if (!matrix) { + e = BCExceptionNullPointer; + return; + } + CBC_QRCoderBitVector typeInfoBits; + MakeTypeInfoBits(ecLevel, maskPattern, &typeInfoBits, e); + if (e != BCExceptionNO) + return; + + for (size_t i = 0; i < typeInfoBits.Size(); i++) { + int32_t bit = typeInfoBits.At(typeInfoBits.Size() - 1 - i, e); + if (e != BCExceptionNO) + return; + int32_t x1 = TYPE_INFO_COORDINATES[i][0]; + int32_t y1 = TYPE_INFO_COORDINATES[i][1]; + matrix->Set(x1, y1, bit); + if (i < 8) { + int32_t x2 = matrix->GetWidth() - i - 1; + int32_t y2 = 8; + matrix->Set(x2, y2, bit); + } else { + int32_t x2 = 8; + int32_t y2 = matrix->GetHeight() - 7 + (i - 8); + matrix->Set(x2, y2, bit); + } + } } -bool CBC_QRCoderMatrixUtil::IsValidValue(int32_t value) { - return ((uint8_t)value == 0xff || (uint8_t)value == 0x00 || - (uint8_t)value == 0x01); + +void MaybeEmbedVersionInfo(int32_t version, + CBC_CommonByteMatrix* matrix, + int32_t& e) { + if (!matrix) { + e = BCExceptionNullPointer; + return; + } + if (version < 7) { + return; + } + CBC_QRCoderBitVector versionInfoBits; + MakeVersionInfoBits(version, &versionInfoBits, e); + if (e != BCExceptionNO) + return; + int32_t bitIndex = 6 * 3 - 1; + for (int32_t i = 0; i < 6; i++) { + for (int32_t j = 0; j < 3; j++) { + int32_t bit = versionInfoBits.At(bitIndex, e); + if (e != BCExceptionNO) + return; + bitIndex--; + matrix->Set(i, matrix->GetHeight() - 11 + j, bit); + matrix->Set(matrix->GetHeight() - 11 + j, i, bit); + } + } } -void CBC_QRCoderMatrixUtil::EmbedTimingPatterns(CBC_CommonByteMatrix* matrix, - int32_t& e) { +void EmbedTimingPatterns(CBC_CommonByteMatrix* matrix, int32_t& e) { if (!matrix) { e = BCExceptionNullPointer; return; @@ -327,9 +287,8 @@ void CBC_QRCoderMatrixUtil::EmbedTimingPatterns(CBC_CommonByteMatrix* matrix, } } } -void CBC_QRCoderMatrixUtil::EmbedDarkDotAtLeftBottomCorner( - CBC_CommonByteMatrix* matrix, - int32_t& e) { + +void EmbedDarkDotAtLeftBottomCorner(CBC_CommonByteMatrix* matrix, int32_t& e) { if (!matrix) { e = BCExceptionNullPointer; return; @@ -340,11 +299,11 @@ void CBC_QRCoderMatrixUtil::EmbedDarkDotAtLeftBottomCorner( } matrix->Set(8, matrix->GetHeight() - 8, 1); } -void CBC_QRCoderMatrixUtil::EmbedHorizontalSeparationPattern( - int32_t xStart, - int32_t yStart, - CBC_CommonByteMatrix* matrix, - int32_t& e) { + +void EmbedHorizontalSeparationPattern(int32_t xStart, + int32_t yStart, + CBC_CommonByteMatrix* matrix, + int32_t& e) { if (!matrix) { e = BCExceptionNullPointer; return; @@ -357,11 +316,11 @@ void CBC_QRCoderMatrixUtil::EmbedHorizontalSeparationPattern( matrix->Set(xStart + x, yStart, 0); } } -void CBC_QRCoderMatrixUtil::EmbedVerticalSeparationPattern( - int32_t xStart, - int32_t yStart, - CBC_CommonByteMatrix* matrix, - int32_t& e) { + +void EmbedVerticalSeparationPattern(int32_t xStart, + int32_t yStart, + CBC_CommonByteMatrix* matrix, + int32_t& e) { if (!matrix) { e = BCExceptionNullPointer; return; @@ -374,11 +333,11 @@ void CBC_QRCoderMatrixUtil::EmbedVerticalSeparationPattern( matrix->Set(xStart, yStart + y, 0); } } -void CBC_QRCoderMatrixUtil::EmbedPositionAdjustmentPattern( - int32_t xStart, - int32_t yStart, - CBC_CommonByteMatrix* matrix, - int32_t& e) { + +void EmbedPositionAdjustmentPattern(int32_t xStart, + int32_t yStart, + CBC_CommonByteMatrix* matrix, + int32_t& e) { if (!matrix) { e = BCExceptionNullPointer; if (e != BCExceptionNO) @@ -394,11 +353,11 @@ void CBC_QRCoderMatrixUtil::EmbedPositionAdjustmentPattern( } } } -void CBC_QRCoderMatrixUtil::EmbedPositionDetectionPattern( - int32_t xStart, - int32_t yStart, - CBC_CommonByteMatrix* matrix, - int32_t& e) { + +void EmbedPositionDetectionPattern(int32_t xStart, + int32_t yStart, + CBC_CommonByteMatrix* matrix, + int32_t& e) { if (!matrix) { e = BCExceptionNullPointer; return; @@ -413,9 +372,9 @@ void CBC_QRCoderMatrixUtil::EmbedPositionDetectionPattern( } } } -void CBC_QRCoderMatrixUtil::EmbedPositionDetectionPatternsAndSeparators( - CBC_CommonByteMatrix* matrix, - int32_t& e) { + +void EmbedPositionDetectionPatternsAndSeparators(CBC_CommonByteMatrix* matrix, + int32_t& e) { if (!matrix) { e = BCExceptionNullPointer; return; @@ -454,10 +413,10 @@ void CBC_QRCoderMatrixUtil::EmbedPositionDetectionPatternsAndSeparators( if (e != BCExceptionNO) return; } -void CBC_QRCoderMatrixUtil::MaybeEmbedPositionAdjustmentPatterns( - int32_t version, - CBC_CommonByteMatrix* matrix, - int32_t& e) { + +void MaybeEmbedPositionAdjustmentPatterns(int32_t version, + CBC_CommonByteMatrix* matrix, + int32_t& e) { if (!matrix) { e = BCExceptionNullPointer; return; @@ -484,13 +443,54 @@ void CBC_QRCoderMatrixUtil::MaybeEmbedPositionAdjustmentPatterns( } } } -int32_t CBC_QRCoderMatrixUtil::FindMSBSet(int32_t value) { - int32_t numDigits = 0; - while (value != 0) { - value >>= 1; - ++numDigits; + +void EmbedBasicPatterns(int32_t version, + CBC_CommonByteMatrix* matrix, + int32_t& e) { + if (!matrix) { + e = BCExceptionNullPointer; + return; } - return numDigits; + EmbedPositionDetectionPatternsAndSeparators(matrix, e); + if (e != BCExceptionNO) + return; + EmbedDarkDotAtLeftBottomCorner(matrix, e); + if (e != BCExceptionNO) + return; + MaybeEmbedPositionAdjustmentPatterns(version, matrix, e); + if (e != BCExceptionNO) + return; + EmbedTimingPatterns(matrix, e); + if (e != BCExceptionNO) + return; +} + +} // namespace + +void CBC_QRCoderMatrixUtil::BuildMatrix( + CBC_QRCoderBitVector* dataBits, + const CBC_QRCoderErrorCorrectionLevel* ecLevel, + int32_t version, + int32_t maskPattern, + CBC_CommonByteMatrix* matrix, + int32_t& e) { + if (!matrix) { + e = BCExceptionNullPointer; + return; + } + ClearMatrix(matrix, e); + if (e != BCExceptionNO) + return; + EmbedBasicPatterns(version, matrix, e); + if (e != BCExceptionNO) + return; + EmbedTypeInfo(ecLevel, maskPattern, matrix, e); + if (e != BCExceptionNO) + return; + MaybeEmbedVersionInfo(version, matrix, e); + if (e != BCExceptionNO) + return; + EmbedDataBits(dataBits, maskPattern, matrix, e); + if (e != BCExceptionNO) + return; } -CBC_QRCoderMatrixUtil::CBC_QRCoderMatrixUtil() {} -CBC_QRCoderMatrixUtil::~CBC_QRCoderMatrixUtil() {} |