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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 // Original code is licensed as follows: | 6 // Original code is licensed as follows: |
7 /* | 7 /* |
8 * Copyright 2007 ZXing authors | 8 * Copyright 2007 ZXing authors |
9 * | 9 * |
10 * Licensed under the Apache License, Version 2.0 (the "License"); | 10 * Licensed under the Apache License, Version 2.0 (the "License"); |
11 * you may not use this file except in compliance with 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 | 12 * You may obtain a copy of the License at |
13 * | 13 * |
14 * http://www.apache.org/licenses/LICENSE-2.0 | 14 * http://www.apache.org/licenses/LICENSE-2.0 |
15 * | 15 * |
16 * Unless required by applicable law or agreed to in writing, software | 16 * Unless required by applicable law or agreed to in writing, software |
17 * distributed under the License is distributed on an "AS IS" BASIS, | 17 * distributed under the License is distributed on an "AS IS" BASIS, |
18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
19 * See the License for the specific language governing permissions and | 19 * See the License for the specific language governing permissions and |
20 * limitations under the License. | 20 * limitations under the License. |
21 */ | 21 */ |
22 | 22 |
23 #include "../barcode.h" | 23 #include "../barcode.h" |
24 #include "../common/BC_CommonBitMatrix.h" | 24 #include "../common/BC_CommonBitMatrix.h" |
25 #include "BC_QRDataMask.h" | 25 #include "BC_QRDataMask.h" |
26 static FX_INT32 N_DATA_MASKS = 0; | 26 static int32_t N_DATA_MASKS = 0; |
27 CFX_PtrArray* CBC_QRDataMask::DATA_MASKS = NULL; | 27 CFX_PtrArray* CBC_QRDataMask::DATA_MASKS = NULL; |
28 void CBC_QRDataMask::Initialize() | 28 void CBC_QRDataMask::Initialize() |
29 { | 29 { |
30 DATA_MASKS = FX_NEW CFX_PtrArray(); | 30 DATA_MASKS = FX_NEW CFX_PtrArray(); |
31 N_DATA_MASKS = BuildDataMasks(); | 31 N_DATA_MASKS = BuildDataMasks(); |
32 } | 32 } |
33 void CBC_QRDataMask::Finalize() | 33 void CBC_QRDataMask::Finalize() |
34 { | 34 { |
35 Destroy(); | 35 Destroy(); |
36 delete DATA_MASKS; | 36 delete DATA_MASKS; |
37 } | 37 } |
38 void CBC_QRDataMask::Destroy() | 38 void CBC_QRDataMask::Destroy() |
39 { | 39 { |
40 FX_INT32 i; | 40 int32_t i; |
41 for(i = 0; i < N_DATA_MASKS; i++) { | 41 for(i = 0; i < N_DATA_MASKS; i++) { |
42 CBC_QRDataMask* p = (CBC_QRDataMask*)(*DATA_MASKS)[i]; | 42 CBC_QRDataMask* p = (CBC_QRDataMask*)(*DATA_MASKS)[i]; |
43 if (p) { | 43 if (p) { |
44 delete p; | 44 delete p; |
45 } | 45 } |
46 } | 46 } |
47 } | 47 } |
48 void CBC_QRDataMask::UnmaskBitMatirx(CBC_CommonBitMatrix *bits, FX_INT32 dimensi
on) | 48 void CBC_QRDataMask::UnmaskBitMatirx(CBC_CommonBitMatrix *bits, int32_t dimensio
n) |
49 { | 49 { |
50 for(FX_INT32 i = 0; i < dimension; i++) { | 50 for(int32_t i = 0; i < dimension; i++) { |
51 for(FX_INT32 j = 0; j < dimension; j++) { | 51 for(int32_t j = 0; j < dimension; j++) { |
52 if(IsMasked(i, j)) { | 52 if(IsMasked(i, j)) { |
53 bits->Flip(j, i); | 53 bits->Flip(j, i); |
54 } | 54 } |
55 } | 55 } |
56 } | 56 } |
57 } | 57 } |
58 CBC_QRDataMask* CBC_QRDataMask::ForReference(FX_INT32 reference, FX_INT32 &e) | 58 CBC_QRDataMask* CBC_QRDataMask::ForReference(int32_t reference, int32_t &e) |
59 { | 59 { |
60 if(reference < 0 || reference > 7) { | 60 if(reference < 0 || reference > 7) { |
61 e = BCExceptionReferenceMustBeBetween0And7; | 61 e = BCExceptionReferenceMustBeBetween0And7; |
62 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | 62 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); |
63 } | 63 } |
64 return (CBC_QRDataMask*)(*DATA_MASKS)[reference]; | 64 return (CBC_QRDataMask*)(*DATA_MASKS)[reference]; |
65 } | 65 } |
66 class DataMask000 : public CBC_QRDataMask | 66 class DataMask000 : public CBC_QRDataMask |
67 { | 67 { |
68 public: | 68 public: |
69 FX_BOOL IsMasked(FX_INT32 x, FX_INT32 y) | 69 FX_BOOL IsMasked(int32_t x, int32_t y) |
70 { | 70 { |
71 return ((x + y) % 2) == 0; | 71 return ((x + y) % 2) == 0; |
72 } | 72 } |
73 }; | 73 }; |
74 class DataMask001 : public CBC_QRDataMask | 74 class DataMask001 : public CBC_QRDataMask |
75 { | 75 { |
76 public: | 76 public: |
77 FX_BOOL IsMasked(FX_INT32 x, FX_INT32 y) | 77 FX_BOOL IsMasked(int32_t x, int32_t y) |
78 { | 78 { |
79 return (x % 2) == 0; | 79 return (x % 2) == 0; |
80 } | 80 } |
81 }; | 81 }; |
82 class DataMask010 : public CBC_QRDataMask | 82 class DataMask010 : public CBC_QRDataMask |
83 { | 83 { |
84 public: | 84 public: |
85 FX_BOOL IsMasked(FX_INT32 x, FX_INT32 y) | 85 FX_BOOL IsMasked(int32_t x, int32_t y) |
86 { | 86 { |
87 return y % 3 == 0; | 87 return y % 3 == 0; |
88 } | 88 } |
89 }; | 89 }; |
90 class DataMask011 : public CBC_QRDataMask | 90 class DataMask011 : public CBC_QRDataMask |
91 { | 91 { |
92 public: | 92 public: |
93 FX_BOOL IsMasked(FX_INT32 x, FX_INT32 y) | 93 FX_BOOL IsMasked(int32_t x, int32_t y) |
94 { | 94 { |
95 return (x + y) % 3 == 0; | 95 return (x + y) % 3 == 0; |
96 } | 96 } |
97 }; | 97 }; |
98 class DataMask100 : public CBC_QRDataMask | 98 class DataMask100 : public CBC_QRDataMask |
99 { | 99 { |
100 public: | 100 public: |
101 FX_BOOL IsMasked(FX_INT32 x, FX_INT32 y) | 101 FX_BOOL IsMasked(int32_t x, int32_t y) |
102 { | 102 { |
103 return (((x >> 1) + (y / 3)) % 2) == 0; | 103 return (((x >> 1) + (y / 3)) % 2) == 0; |
104 } | 104 } |
105 }; | 105 }; |
106 class DataMask101 : public CBC_QRDataMask | 106 class DataMask101 : public CBC_QRDataMask |
107 { | 107 { |
108 public: | 108 public: |
109 FX_BOOL IsMasked(FX_INT32 x, FX_INT32 y) | 109 FX_BOOL IsMasked(int32_t x, int32_t y) |
110 { | 110 { |
111 size_t temp = x * y; | 111 size_t temp = x * y; |
112 return (temp % 2) + (temp % 3) == 0; | 112 return (temp % 2) + (temp % 3) == 0; |
113 } | 113 } |
114 }; | 114 }; |
115 class DataMask110 : public CBC_QRDataMask | 115 class DataMask110 : public CBC_QRDataMask |
116 { | 116 { |
117 public: | 117 public: |
118 FX_BOOL IsMasked(FX_INT32 x, FX_INT32 y) | 118 FX_BOOL IsMasked(int32_t x, int32_t y) |
119 { | 119 { |
120 size_t temp = x * y; | 120 size_t temp = x * y; |
121 return (((temp % 2) + (temp % 3)) % 2) == 0; | 121 return (((temp % 2) + (temp % 3)) % 2) == 0; |
122 } | 122 } |
123 }; | 123 }; |
124 class DataMask111 : public CBC_QRDataMask | 124 class DataMask111 : public CBC_QRDataMask |
125 { | 125 { |
126 public: | 126 public: |
127 FX_BOOL IsMasked(FX_INT32 x, FX_INT32 y) | 127 FX_BOOL IsMasked(int32_t x, int32_t y) |
128 { | 128 { |
129 return ((((x + y) % 2) + ((x * y) % 3)) % 2) == 0; | 129 return ((((x + y) % 2) + ((x * y) % 3)) % 2) == 0; |
130 } | 130 } |
131 }; | 131 }; |
132 FX_INT32 CBC_QRDataMask::BuildDataMasks() | 132 int32_t CBC_QRDataMask::BuildDataMasks() |
133 { | 133 { |
134 DATA_MASKS->Add(FX_NEW DataMask000); | 134 DATA_MASKS->Add(FX_NEW DataMask000); |
135 DATA_MASKS->Add(FX_NEW DataMask001); | 135 DATA_MASKS->Add(FX_NEW DataMask001); |
136 DATA_MASKS->Add(FX_NEW DataMask010); | 136 DATA_MASKS->Add(FX_NEW DataMask010); |
137 DATA_MASKS->Add(FX_NEW DataMask011); | 137 DATA_MASKS->Add(FX_NEW DataMask011); |
138 DATA_MASKS->Add(FX_NEW DataMask100); | 138 DATA_MASKS->Add(FX_NEW DataMask100); |
139 DATA_MASKS->Add(FX_NEW DataMask101); | 139 DATA_MASKS->Add(FX_NEW DataMask101); |
140 DATA_MASKS->Add(FX_NEW DataMask110); | 140 DATA_MASKS->Add(FX_NEW DataMask110); |
141 DATA_MASKS->Add(FX_NEW DataMask111); | 141 DATA_MASKS->Add(FX_NEW DataMask111); |
142 return DATA_MASKS->GetSize(); | 142 return DATA_MASKS->GetSize(); |
143 } | 143 } |
144 CBC_QRDataMask::CBC_QRDataMask() | 144 CBC_QRDataMask::CBC_QRDataMask() |
145 { | 145 { |
146 } | 146 } |
147 CBC_QRDataMask::~CBC_QRDataMask() | 147 CBC_QRDataMask::~CBC_QRDataMask() |
148 { | 148 { |
149 } | 149 } |
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