| Index: xfa/fxbarcode/cbc_ean13.cpp
|
| diff --git a/xfa/fxbarcode/cbc_ean13.cpp b/xfa/fxbarcode/cbc_ean13.cpp
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..e764122e3c1aa8052da2b57f7a246bbc1f610515
|
| --- /dev/null
|
| +++ b/xfa/fxbarcode/cbc_ean13.cpp
|
| @@ -0,0 +1,114 @@
|
| +// Copyright 2016 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
|
| +/*
|
| + * 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 "xfa/fxbarcode/cbc_ean13.h"
|
| +
|
| +#include "xfa/fxbarcode/BC_BinaryBitmap.h"
|
| +#include "xfa/fxbarcode/BC_BufferedImageLuminanceSource.h"
|
| +#include "xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h"
|
| +#include "xfa/fxbarcode/oned/BC_OnedEAN13Reader.h"
|
| +#include "xfa/fxbarcode/oned/BC_OnedEAN13Writer.h"
|
| +
|
| +CBC_EAN13::CBC_EAN13() {
|
| + m_pBCReader = (CBC_Reader*)new (CBC_OnedEAN13Reader);
|
| + m_pBCWriter = (CBC_Writer*)new (CBC_OnedEAN13Writer);
|
| +}
|
| +
|
| +CBC_EAN13::~CBC_EAN13() {
|
| + delete (m_pBCReader);
|
| + delete (m_pBCWriter);
|
| +}
|
| +
|
| +CFX_WideString CBC_EAN13::Preprocess(const CFX_WideStringC& contents) {
|
| + CFX_WideString encodeContents =
|
| + ((CBC_OnedEAN13Writer*)m_pBCWriter)->FilterContents(contents);
|
| + int32_t length = encodeContents.GetLength();
|
| + if (length <= 12) {
|
| + for (int32_t i = 0; i < 12 - length; i++)
|
| + encodeContents = FX_WCHAR('0') + encodeContents;
|
| +
|
| + CFX_ByteString byteString = encodeContents.UTF8Encode();
|
| + int32_t checksum =
|
| + ((CBC_OnedEAN13Writer*)m_pBCWriter)->CalcChecksum(byteString);
|
| + byteString += checksum - 0 + '0';
|
| + encodeContents = byteString.UTF8Decode();
|
| + }
|
| + if (length > 13)
|
| + encodeContents = encodeContents.Mid(0, 13);
|
| +
|
| + return encodeContents;
|
| +}
|
| +
|
| +FX_BOOL CBC_EAN13::Encode(const CFX_WideStringC& contents,
|
| + FX_BOOL isDevice,
|
| + int32_t& e) {
|
| + if (contents.IsEmpty()) {
|
| + e = BCExceptionNoContents;
|
| + return FALSE;
|
| + }
|
| + BCFORMAT format = BCFORMAT_EAN_13;
|
| + int32_t outWidth = 0;
|
| + int32_t outHeight = 0;
|
| + CFX_WideString encodeContents = Preprocess(contents);
|
| + CFX_ByteString byteString = encodeContents.UTF8Encode();
|
| + m_renderContents = encodeContents;
|
| + uint8_t* data = static_cast<CBC_OnedEAN13Writer*>(m_pBCWriter)
|
| + ->Encode(byteString, format, outWidth, outHeight, e);
|
| + BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
|
| + ((CBC_OneDimWriter*)m_pBCWriter)
|
| + ->RenderResult(encodeContents, data, outWidth, isDevice, e);
|
| + FX_Free(data);
|
| + BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
|
| + return TRUE;
|
| +}
|
| +
|
| +FX_BOOL CBC_EAN13::RenderDevice(CFX_RenderDevice* device,
|
| + const CFX_Matrix* matirx,
|
| + int32_t& e) {
|
| + ((CBC_OneDimWriter*)m_pBCWriter)
|
| + ->RenderDeviceResult(device, matirx, m_renderContents, e);
|
| + BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
|
| + return TRUE;
|
| +}
|
| +
|
| +FX_BOOL CBC_EAN13::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
|
| + ((CBC_OneDimWriter*)m_pBCWriter)
|
| + ->RenderBitmapResult(pOutBitmap, m_renderContents, e);
|
| + BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
|
| + return TRUE;
|
| +}
|
| +
|
| +CFX_WideString CBC_EAN13::Decode(uint8_t* buf,
|
| + int32_t width,
|
| + int32_t hight,
|
| + int32_t& e) {
|
| + CFX_WideString str;
|
| + return str;
|
| +}
|
| +
|
| +CFX_WideString CBC_EAN13::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
|
| + CBC_BufferedImageLuminanceSource source(pBitmap);
|
| + CBC_GlobalHistogramBinarizer binarizer(&source);
|
| + CBC_BinaryBitmap bitmap(&binarizer);
|
| + CFX_ByteString str = m_pBCReader->Decode(&bitmap, 0, e);
|
| + BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
|
| + return CFX_WideString::FromUTF8(str, str.GetLength());
|
| +}
|
|
|