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Dan Sinclaira98600a2016-03-21 15:15:56 -04001// 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 "xfa/fxbarcode/cbc_qrcode.h"
23
24#include "xfa/fxbarcode/BC_BinaryBitmap.h"
25#include "xfa/fxbarcode/BC_BufferedImageLuminanceSource.h"
26#include "xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h"
27#include "xfa/fxbarcode/qrcode/BC_QRCodeReader.h"
28#include "xfa/fxbarcode/qrcode/BC_QRCodeWriter.h"
29
30CBC_QRCode::CBC_QRCode() {
31 m_pBCReader = (CBC_Reader*)new (CBC_QRCodeReader);
32 ((CBC_QRCodeReader*)m_pBCReader)->Init();
33 m_pBCWriter = (CBC_Writer*)new (CBC_QRCodeWriter);
34}
35
36CBC_QRCode::~CBC_QRCode() {
37 delete (m_pBCReader);
38 delete (m_pBCWriter);
39}
40
41FX_BOOL CBC_QRCode::SetVersion(int32_t version) {
42 if (version < 0 || version > 40)
43 return FALSE;
44 if (!m_pBCWriter)
45 return FALSE;
46 return ((CBC_QRCodeWriter*)m_pBCWriter)->SetVersion(version);
47}
48
49FX_BOOL CBC_QRCode::SetErrorCorrectionLevel(int32_t level) {
50 if (level < 0 || level > 3)
51 return FALSE;
52 if (!m_pBCWriter)
53 return FALSE;
54 return ((CBC_TwoDimWriter*)m_pBCWriter)->SetErrorCorrectionLevel(level);
55}
56
57FX_BOOL CBC_QRCode::Encode(const CFX_WideStringC& contents,
58 FX_BOOL isDevice,
59 int32_t& e) {
60 int32_t outWidth = 0;
61 int32_t outHeight = 0;
62 uint8_t* data = ((CBC_QRCodeWriter*)m_pBCWriter)
63 ->Encode(contents, ((CBC_QRCodeWriter*)m_pBCWriter)
64 ->GetErrorCorrectionLevel(),
65 outWidth, outHeight, e);
66 BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
67 ((CBC_TwoDimWriter*)m_pBCWriter)->RenderResult(data, outWidth, outHeight, e);
68 FX_Free(data);
69 BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
70 return TRUE;
71}
72
73FX_BOOL CBC_QRCode::RenderDevice(CFX_RenderDevice* device,
thestigfbe14b92016-05-02 13:31:10 -070074 const CFX_Matrix* matrix,
Dan Sinclaira98600a2016-03-21 15:15:56 -040075 int32_t& e) {
thestigfbe14b92016-05-02 13:31:10 -070076 ((CBC_TwoDimWriter*)m_pBCWriter)->RenderDeviceResult(device, matrix);
Dan Sinclaira98600a2016-03-21 15:15:56 -040077 return TRUE;
78}
79
80FX_BOOL CBC_QRCode::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
81 ((CBC_TwoDimWriter*)m_pBCWriter)->RenderBitmapResult(pOutBitmap, e);
82 BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
83 return TRUE;
84}
85
86CFX_WideString CBC_QRCode::Decode(uint8_t* buf,
87 int32_t width,
thestigfbe14b92016-05-02 13:31:10 -070088 int32_t height,
Dan Sinclaira98600a2016-03-21 15:15:56 -040089 int32_t& e) {
90 CFX_WideString str;
91 return str;
92}
93
94CFX_WideString CBC_QRCode::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
95 CBC_BufferedImageLuminanceSource source(pBitmap);
96 CBC_GlobalHistogramBinarizer binarizer(&source);
97 CBC_BinaryBitmap bitmap(&binarizer);
98 CFX_ByteString retStr = m_pBCReader->Decode(&bitmap, 0, e);
99 BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
tsepez4c3debb2016-04-08 12:20:38 -0700100 return CFX_WideString::FromUTF8(retStr.AsStringC());
Dan Sinclaira98600a2016-03-21 15:15:56 -0400101}