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1 // Copyright 2014 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 // Original code is licensed as follows: | |
7 /* | |
8 * Copyright 2012 ZXing authors | |
9 * | |
10 * Licensed under the Apache License, Version 2.0 (the "License"); | |
11 * you may not use this file except in compliance with the License. | |
12 * You may obtain a copy of the License at | |
13 * | |
14 * http://www.apache.org/licenses/LICENSE-2.0 | |
15 * | |
16 * Unless required by applicable law or agreed to in writing, software | |
17 * distributed under the License is distributed on an "AS IS" BASIS, | |
18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
19 * See the License for the specific language governing permissions and | |
20 * limitations under the License. | |
21 */ | |
22 | |
23 #include "xfa/src/fxbarcode/BC_TwoDimWriter.h" | |
24 #include "xfa/src/fxbarcode/common/BC_CommonBitArray.h" | |
25 #include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h" | |
26 #include "xfa/src/fxbarcode/pdf417/BC_PDF417.h" | |
27 #include "xfa/src/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h" | |
28 #include "xfa/src/fxbarcode/pdf417/BC_PDF417Compaction.h" | |
29 #include "xfa/src/fxbarcode/pdf417/BC_PDF417Writer.h" | |
30 | |
31 CBC_PDF417Writer::CBC_PDF417Writer() { | |
32 m_bFixedSize = FALSE; | |
33 } | |
34 CBC_PDF417Writer::~CBC_PDF417Writer() { | |
35 m_bTruncated = TRUE; | |
36 } | |
37 FX_BOOL CBC_PDF417Writer::SetErrorCorrectionLevel(int32_t level) { | |
38 if (level < 0 || level > 8) { | |
39 return FALSE; | |
40 } | |
41 m_iCorrectLevel = level; | |
42 return TRUE; | |
43 } | |
44 void CBC_PDF417Writer::SetTruncated(FX_BOOL truncated) { | |
45 m_bTruncated = truncated; | |
46 } | |
47 uint8_t* CBC_PDF417Writer::Encode(const CFX_WideString& contents, | |
48 int32_t& outWidth, | |
49 int32_t& outHeight, | |
50 int32_t& e) { | |
51 CBC_PDF417 encoder; | |
52 int32_t col = (m_Width / m_ModuleWidth - 69) / 17; | |
53 int32_t row = m_Height / (m_ModuleWidth * 20); | |
54 if (row >= 3 && row <= 90 && col >= 1 && col <= 30) { | |
55 encoder.setDimensions(col, col, row, row); | |
56 } else if (col >= 1 && col <= 30) { | |
57 encoder.setDimensions(col, col, 90, 3); | |
58 } else if (row >= 3 && row <= 90) { | |
59 encoder.setDimensions(30, 1, row, row); | |
60 } | |
61 encoder.generateBarcodeLogic(contents, m_iCorrectLevel, e); | |
62 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
63 int32_t lineThickness = 2; | |
64 int32_t aspectRatio = 4; | |
65 CBC_BarcodeMatrix* barcodeMatrix = encoder.getBarcodeMatrix(); | |
66 CFX_ByteArray originalScale; | |
67 originalScale.Copy(barcodeMatrix->getScaledMatrix( | |
68 lineThickness, aspectRatio * lineThickness)); | |
69 int32_t width = outWidth; | |
70 int32_t height = outHeight; | |
71 outWidth = barcodeMatrix->getWidth(); | |
72 outHeight = barcodeMatrix->getHeight(); | |
73 FX_BOOL rotated = FALSE; | |
74 if ((height > width) ^ (outWidth < outHeight)) { | |
75 rotateArray(originalScale, outHeight, outWidth); | |
76 rotated = TRUE; | |
77 int32_t temp = outHeight; | |
78 outHeight = outWidth; | |
79 outWidth = temp; | |
80 } | |
81 int32_t scaleX = width / outWidth; | |
82 int32_t scaleY = height / outHeight; | |
83 int32_t scale; | |
84 if (scaleX < scaleY) { | |
85 scale = scaleX; | |
86 } else { | |
87 scale = scaleY; | |
88 } | |
89 if (scale > 1) { | |
90 originalScale.RemoveAll(); | |
91 originalScale.Copy(barcodeMatrix->getScaledMatrix( | |
92 scale * lineThickness, scale * aspectRatio * lineThickness)); | |
93 if (rotated) { | |
94 rotateArray(originalScale, outHeight, outWidth); | |
95 int32_t temp = outHeight; | |
96 outHeight = outWidth; | |
97 outWidth = temp; | |
98 } | |
99 } | |
100 uint8_t* result = FX_Alloc2D(uint8_t, outHeight, outWidth); | |
101 FXSYS_memcpy(result, originalScale.GetData(), outHeight * outWidth); | |
102 return result; | |
103 } | |
104 void CBC_PDF417Writer::rotateArray(CFX_ByteArray& bitarray, | |
105 int32_t height, | |
106 int32_t width) { | |
107 CFX_ByteArray temp; | |
108 temp.Copy(bitarray); | |
109 for (int32_t ii = 0; ii < height; ii++) { | |
110 int32_t inverseii = height - ii - 1; | |
111 for (int32_t jj = 0; jj < width; jj++) { | |
112 bitarray[jj * height + inverseii] = temp[ii * width + jj]; | |
113 } | |
114 } | |
115 } | |
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