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 2006 Jeremias Maerki
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/barcode.h"
24 #include "xfa/src/fxbarcode/BC_Dimension.h"
25 #include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
26 #include "BC_Encoder.h"
27 #include "BC_SymbolShapeHint.h"
28 #include "BC_SymbolInfo.h"
29 #include "BC_DataMatrixSymbolInfo144.h"
30 #define SYMBOLS_COUNT 30
31 CBC_SymbolInfo* CBC_SymbolInfo::m_PROD_SYMBOLS[30] = {
32     NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
33     NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
34     NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL};
35 CBC_SymbolInfo* CBC_SymbolInfo::m_symbols[30] = {
36     NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
37     NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
38     NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL};
Initialize()39 void CBC_SymbolInfo::Initialize() {
40   m_PROD_SYMBOLS[0] = new CBC_SymbolInfo(FALSE, 3, 5, 8, 8, 1);
41   m_PROD_SYMBOLS[1] = new CBC_SymbolInfo(FALSE, 5, 7, 10, 10, 1);
42   m_PROD_SYMBOLS[2] = new CBC_SymbolInfo(TRUE, 5, 7, 16, 6, 1);
43   m_PROD_SYMBOLS[3] = new CBC_SymbolInfo(FALSE, 8, 10, 12, 12, 1);
44   m_PROD_SYMBOLS[4] = new CBC_SymbolInfo(TRUE, 10, 11, 14, 6, 2);
45   m_PROD_SYMBOLS[5] = new CBC_SymbolInfo(FALSE, 12, 12, 14, 14, 1);
46   m_PROD_SYMBOLS[6] = new CBC_SymbolInfo(TRUE, 16, 14, 24, 10, 1);
47   m_PROD_SYMBOLS[7] = new CBC_SymbolInfo(FALSE, 18, 14, 16, 16, 1);
48   m_PROD_SYMBOLS[8] = new CBC_SymbolInfo(FALSE, 22, 18, 18, 18, 1);
49   m_PROD_SYMBOLS[9] = new CBC_SymbolInfo(TRUE, 22, 18, 16, 10, 2);
50   m_PROD_SYMBOLS[10] = new CBC_SymbolInfo(FALSE, 30, 20, 20, 20, 1);
51   m_PROD_SYMBOLS[11] = new CBC_SymbolInfo(TRUE, 32, 24, 16, 14, 2);
52   m_PROD_SYMBOLS[12] = new CBC_SymbolInfo(FALSE, 36, 24, 22, 22, 1);
53   m_PROD_SYMBOLS[13] = new CBC_SymbolInfo(FALSE, 44, 28, 24, 24, 1);
54   m_PROD_SYMBOLS[14] = new CBC_SymbolInfo(TRUE, 49, 28, 22, 14, 2);
55   m_PROD_SYMBOLS[15] = new CBC_SymbolInfo(FALSE, 62, 36, 14, 14, 4);
56   m_PROD_SYMBOLS[16] = new CBC_SymbolInfo(FALSE, 86, 42, 16, 16, 4);
57   m_PROD_SYMBOLS[17] = new CBC_SymbolInfo(FALSE, 114, 48, 18, 18, 4);
58   m_PROD_SYMBOLS[18] = new CBC_SymbolInfo(FALSE, 144, 56, 20, 20, 4);
59   m_PROD_SYMBOLS[19] = new CBC_SymbolInfo(FALSE, 174, 68, 22, 22, 4);
60   m_PROD_SYMBOLS[20] = new CBC_SymbolInfo(FALSE, 204, 84, 24, 24, 4, 102, 42);
61   m_PROD_SYMBOLS[21] = new CBC_SymbolInfo(FALSE, 280, 112, 14, 14, 16, 140, 56);
62   m_PROD_SYMBOLS[22] = new CBC_SymbolInfo(FALSE, 368, 144, 16, 16, 16, 92, 36);
63   m_PROD_SYMBOLS[23] = new CBC_SymbolInfo(FALSE, 456, 192, 18, 18, 16, 114, 48);
64   m_PROD_SYMBOLS[24] = new CBC_SymbolInfo(FALSE, 576, 224, 20, 20, 16, 144, 56);
65   m_PROD_SYMBOLS[25] = new CBC_SymbolInfo(FALSE, 696, 272, 22, 22, 16, 174, 68);
66   m_PROD_SYMBOLS[26] = new CBC_SymbolInfo(FALSE, 816, 336, 24, 24, 16, 136, 56);
67   m_PROD_SYMBOLS[27] =
68       new CBC_SymbolInfo(FALSE, 1050, 408, 18, 18, 36, 175, 68);
69   m_PROD_SYMBOLS[28] =
70       new CBC_SymbolInfo(FALSE, 1304, 496, 20, 20, 36, 163, 62);
71   m_PROD_SYMBOLS[29] = new CBC_DataMatrixSymbolInfo144();
72   for (int32_t i = 0; i < SYMBOLS_COUNT; i++) {
73     m_symbols[i] = m_PROD_SYMBOLS[i];
74   }
75 }
Finalize()76 void CBC_SymbolInfo::Finalize() {
77   for (int32_t i = 0; i < SYMBOLS_COUNT; i++) {
78     delete m_PROD_SYMBOLS[i];
79     m_PROD_SYMBOLS[i] = NULL;
80     m_symbols[i] = NULL;
81   }
82 }
CBC_SymbolInfo(FX_BOOL rectangular,int32_t dataCapacity,int32_t errorCodewords,int32_t matrixWidth,int32_t matrixHeight,int32_t dataRegions)83 CBC_SymbolInfo::CBC_SymbolInfo(FX_BOOL rectangular,
84                                int32_t dataCapacity,
85                                int32_t errorCodewords,
86                                int32_t matrixWidth,
87                                int32_t matrixHeight,
88                                int32_t dataRegions) {
89   m_rectangular = rectangular;
90   m_dataCapacity = dataCapacity;
91   m_errorCodewords = errorCodewords;
92   m_matrixWidth = matrixWidth;
93   m_matrixHeight = matrixHeight;
94   m_dataRegions = dataRegions;
95   m_rsBlockData = dataCapacity;
96   m_rsBlockError = errorCodewords;
97 }
CBC_SymbolInfo(FX_BOOL rectangular,int32_t dataCapacity,int32_t errorCodewords,int32_t matrixWidth,int32_t matrixHeight,int32_t dataRegions,int32_t rsBlockData,int32_t rsBlockError)98 CBC_SymbolInfo::CBC_SymbolInfo(FX_BOOL rectangular,
99                                int32_t dataCapacity,
100                                int32_t errorCodewords,
101                                int32_t matrixWidth,
102                                int32_t matrixHeight,
103                                int32_t dataRegions,
104                                int32_t rsBlockData,
105                                int32_t rsBlockError) {
106   m_rectangular = rectangular;
107   m_dataCapacity = dataCapacity;
108   m_errorCodewords = errorCodewords;
109   m_matrixWidth = matrixWidth;
110   m_matrixHeight = matrixHeight;
111   m_dataRegions = dataRegions;
112   m_rsBlockData = rsBlockData;
113   m_rsBlockError = rsBlockError;
114 }
~CBC_SymbolInfo()115 CBC_SymbolInfo::~CBC_SymbolInfo() {}
116 
lookup(int32_t dataCodewords,int32_t & e)117 CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords, int32_t& e) {
118   return lookup(dataCodewords, FORCE_NONE, TRUE, e);
119 }
lookup(int32_t dataCodewords,SymbolShapeHint shape,int32_t & e)120 CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
121                                        SymbolShapeHint shape,
122                                        int32_t& e) {
123   return lookup(dataCodewords, shape, TRUE, e);
124 }
lookup(int32_t dataCodewords,FX_BOOL allowRectangular,FX_BOOL fail,int32_t & e)125 CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
126                                        FX_BOOL allowRectangular,
127                                        FX_BOOL fail,
128                                        int32_t& e) {
129   SymbolShapeHint shape = allowRectangular ? FORCE_NONE : FORCE_SQUARE;
130   return lookup(dataCodewords, shape, fail, e);
131 }
lookup(int32_t dataCodewords,SymbolShapeHint shape,FX_BOOL fail,int32_t & e)132 CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
133                                        SymbolShapeHint shape,
134                                        FX_BOOL fail,
135                                        int32_t& e) {
136   return lookup(dataCodewords, shape, NULL, NULL, fail, e);
137 }
lookup(int32_t dataCodewords,SymbolShapeHint shape,CBC_Dimension * minSize,CBC_Dimension * maxSize,FX_BOOL fail,int32_t & e)138 CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
139                                        SymbolShapeHint shape,
140                                        CBC_Dimension* minSize,
141                                        CBC_Dimension* maxSize,
142                                        FX_BOOL fail,
143                                        int32_t& e) {
144   for (int32_t i = 0; i < SYMBOLS_COUNT; i++) {
145     CBC_SymbolInfo* symbol = m_symbols[i];
146     if (shape == FORCE_SQUARE && symbol->m_rectangular) {
147       continue;
148     }
149     if (shape == FORCE_RECTANGLE && !symbol->m_rectangular) {
150       continue;
151     }
152     if (minSize != NULL &&
153         (symbol->getSymbolWidth(e) < minSize->getWidth() ||
154          symbol->getSymbolHeight(e) < minSize->getHeight())) {
155       BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
156       continue;
157     }
158     if (maxSize != NULL &&
159         (symbol->getSymbolWidth(e) > maxSize->getWidth() ||
160          symbol->getSymbolHeight(e) > maxSize->getHeight())) {
161       BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
162       continue;
163     }
164     if (dataCodewords <= symbol->m_dataCapacity) {
165       return symbol;
166     }
167   }
168   if (fail) {
169     e = BCExceptionIllegalDataCodewords;
170     return NULL;
171   }
172   return NULL;
173 }
getHorizontalDataRegions(int32_t & e)174 int32_t CBC_SymbolInfo::getHorizontalDataRegions(int32_t& e) {
175   switch (m_dataRegions) {
176     case 1:
177       return 1;
178     case 2:
179       return 2;
180     case 4:
181       return 2;
182     case 16:
183       return 4;
184     case 36:
185       return 6;
186     default:
187       e = BCExceptionCannotHandleThisNumberOfDataRegions;
188       return 0;
189   }
190 }
getVerticalDataRegions(int32_t & e)191 int32_t CBC_SymbolInfo::getVerticalDataRegions(int32_t& e) {
192   switch (m_dataRegions) {
193     case 1:
194       return 1;
195     case 2:
196       return 1;
197     case 4:
198       return 2;
199     case 16:
200       return 4;
201     case 36:
202       return 6;
203     default:
204       e = BCExceptionCannotHandleThisNumberOfDataRegions;
205       return 0;
206   }
207 }
getSymbolDataWidth(int32_t & e)208 int32_t CBC_SymbolInfo::getSymbolDataWidth(int32_t& e) {
209   return getHorizontalDataRegions(e) * m_matrixWidth;
210 }
getSymbolDataHeight(int32_t & e)211 int32_t CBC_SymbolInfo::getSymbolDataHeight(int32_t& e) {
212   return getVerticalDataRegions(e) * m_matrixHeight;
213 }
getSymbolWidth(int32_t & e)214 int32_t CBC_SymbolInfo::getSymbolWidth(int32_t& e) {
215   return getSymbolDataWidth(e) + (getHorizontalDataRegions(e) * 2);
216 }
getSymbolHeight(int32_t & e)217 int32_t CBC_SymbolInfo::getSymbolHeight(int32_t& e) {
218   return getSymbolDataHeight(e) + (getVerticalDataRegions(e) * 2);
219 }
getCodewordCount()220 int32_t CBC_SymbolInfo::getCodewordCount() {
221   return m_dataCapacity + m_errorCodewords;
222 }
getInterleavedBlockCount()223 int32_t CBC_SymbolInfo::getInterleavedBlockCount() {
224   return m_dataCapacity / m_rsBlockData;
225 }
getDataLengthForInterleavedBlock(int32_t index)226 int32_t CBC_SymbolInfo::getDataLengthForInterleavedBlock(int32_t index) {
227   return m_rsBlockData;
228 }
getErrorLengthForInterleavedBlock(int32_t index)229 int32_t CBC_SymbolInfo::getErrorLengthForInterleavedBlock(int32_t index) {
230   return m_rsBlockError;
231 }
toString(int32_t & e)232 CFX_WideString CBC_SymbolInfo::toString(int32_t& e) {
233   CFX_WideString sb;
234   sb += (FX_WCHAR*)(m_rectangular ? "Rectangular Symbol:" : "Square Symbol:");
235   sb += (FX_WCHAR*)" data region ";
236   sb += m_matrixWidth;
237   sb += (FX_WCHAR)'x';
238   sb += m_matrixHeight;
239   sb += (FX_WCHAR*)", symbol size ";
240   sb += getSymbolWidth(e);
241   BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR*)"");
242   sb += (FX_WCHAR)'x';
243   sb += getSymbolHeight(e);
244   BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR*)"");
245   sb += (FX_WCHAR*)", symbol data size ";
246   sb += getSymbolDataWidth(e);
247   BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR*)"");
248   sb += (FX_WCHAR)'x';
249   sb += getSymbolDataHeight(e);
250   BC_EXCEPTION_CHECK_ReturnValue(e, (FX_WCHAR*)"");
251   sb += (FX_WCHAR*)", codewords ";
252   sb += m_dataCapacity;
253   sb += (FX_WCHAR)'+';
254   sb += m_errorCodewords;
255   return sb;
256 }
257