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Diffstat (limited to 'xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h')
| -rw-r--r-- | xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h b/xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h new file mode 100644 index 0000000000..2eff3ef1ce --- /dev/null +++ b/xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h @@ -0,0 +1,39 @@ +// 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 + +#ifndef XFA_FXBARCODE_PDF417_BC_PDF417ECMODULUSPOLY_H_ +#define XFA_FXBARCODE_PDF417_BC_PDF417ECMODULUSPOLY_H_ + +class CBC_PDF417ECModulusGF; +class CBC_PDF417ECModulusPoly { + public: + CBC_PDF417ECModulusPoly(CBC_PDF417ECModulusGF* field, + CFX_Int32Array& coefficients, + int32_t& e); + virtual ~CBC_PDF417ECModulusPoly(); + CFX_Int32Array& getCoefficients(); + CBC_PDF417ECModulusGF* getField(); + int32_t getDegree(); + FX_BOOL isZero(); + int32_t getCoefficient(int32_t degree); + int32_t evaluateAt(int32_t a); + CBC_PDF417ECModulusPoly* add(CBC_PDF417ECModulusPoly* other, int32_t& e); + CBC_PDF417ECModulusPoly* subtract(CBC_PDF417ECModulusPoly* other, int32_t& e); + CBC_PDF417ECModulusPoly* multiply(CBC_PDF417ECModulusPoly* other, int32_t& e); + CBC_PDF417ECModulusPoly* negative(int32_t& e); + CBC_PDF417ECModulusPoly* multiply(int32_t scalar, int32_t& e); + CBC_PDF417ECModulusPoly* multiplyByMonomial(int32_t degree, + int32_t coefficient, + int32_t& e); + CFX_PtrArray* divide(CBC_PDF417ECModulusPoly* other, int32_t& e); + CFX_ByteString toString(); + + private: + CBC_PDF417ECModulusGF* m_field; + CFX_Int32Array m_coefficients; +}; + +#endif // XFA_FXBARCODE_PDF417_BC_PDF417ECMODULUSPOLY_H_ |