1 // Copyright 2016 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 /*
7 * Copyright 2011 ZXing authors
8 *
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
12 *
13 * http://www.apache.org/licenses/LICENSE-2.0
14 *
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 */
21
22 #include "fxbarcode/cbc_codabar.h"
23
24 #include <memory>
25
26 #include "core/fxcrt/fx_memory_wrappers.h"
27 #include "fxbarcode/oned/BC_OnedCodaBarWriter.h"
28 #include "third_party/base/ptr_util.h"
29
CBC_Codabar()30 CBC_Codabar::CBC_Codabar()
31 : CBC_OneCode(pdfium::MakeUnique<CBC_OnedCodaBarWriter>()) {}
32
~CBC_Codabar()33 CBC_Codabar::~CBC_Codabar() {}
34
Encode(WideStringView contents)35 bool CBC_Codabar::Encode(WideStringView contents) {
36 if (contents.IsEmpty() || contents.GetLength() > kMaxInputLengthBytes)
37 return false;
38
39 BCFORMAT format = BCFORMAT_CODABAR;
40 int32_t outWidth = 0;
41 int32_t outHeight = 0;
42 m_renderContents = GetOnedCodaBarWriter()->FilterContents(contents);
43 ByteString byteString = m_renderContents.ToUTF8();
44 auto* pWriter = GetOnedCodaBarWriter();
45 std::unique_ptr<uint8_t, FxFreeDeleter> data(
46 pWriter->Encode(byteString, format, outWidth, outHeight));
47 return data && pWriter->RenderResult(m_renderContents.AsStringView(),
48 data.get(), outWidth);
49 }
50
RenderDevice(CFX_RenderDevice * device,const CFX_Matrix * matrix)51 bool CBC_Codabar::RenderDevice(CFX_RenderDevice* device,
52 const CFX_Matrix* matrix) {
53 auto* pWriter = GetOnedCodaBarWriter();
54 WideString renderCon =
55 pWriter->encodedContents(m_renderContents.AsStringView());
56 return pWriter->RenderDeviceResult(device, matrix, renderCon.AsStringView());
57 }
58
GetType()59 BC_TYPE CBC_Codabar::GetType() {
60 return BC_CODABAR;
61 }
62
GetOnedCodaBarWriter()63 CBC_OnedCodaBarWriter* CBC_Codabar::GetOnedCodaBarWriter() {
64 return static_cast<CBC_OnedCodaBarWriter*>(m_pBCWriter.get());
65 }
66