| OLD | NEW |
|---|
| (Empty) |
| 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 2009 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 "barcode.h" | |
| 24 #include "include/BC_Writer.h" | |
| 25 #include "include/BC_Reader.h" | |
| 26 #include "include/BC_OneDReader.h" | |
| 27 #include "include/BC_OneDimWriter.h" | |
| 28 #include "include/BC_OneDimReader.h" | |
| 29 #include "include/BC_OnedEAN8Writer.h" | |
| 30 #include "include/BC_CommonBitMatrix.h" | |
| 31 CBC_OnedEAN8Writer::CBC_OnedEAN8Writer() | |
| 32 { | |
| 33 m_iDataLenth = 8; | |
| 34 m_codeWidth = 3 + | |
| 35 (7 * 4) + | |
| 36 5 + | |
| 37 (7 * 4) + | |
| 38 3; | |
| 39 } | |
| 40 CBC_OnedEAN8Writer::~CBC_OnedEAN8Writer() | |
| 41 { | |
| 42 } | |
| 43 void CBC_OnedEAN8Writer::SetDataLength(FX_INT32 length) | |
| 44 { | |
| 45 m_iDataLenth = 8; | |
| 46 } | |
| 47 FX_BOOL CBC_OnedEAN8Writer::SetTextLocation(BC_TEXT_LOC location) | |
| 48 { | |
| 49 if ( location == BC_TEXT_LOC_BELOWEMBED) { | |
| 50 m_locTextLoc = location; | |
| 51 return TRUE; | |
| 52 } | |
| 53 return FALSE; | |
| 54 } | |
| 55 FX_BOOL CBC_OnedEAN8Writer::CheckContentValidity(FX_WSTR contents) | |
| 56 { | |
| 57 for (FX_INT32 i = 0; i < contents.GetLength(); i++) { | |
| 58 if (contents.GetAt(i) >= '0' && contents.GetAt(i) <= '9') { | |
| 59 continue; | |
| 60 } else { | |
| 61 return FALSE; | |
| 62 } | |
| 63 } | |
| 64 return TRUE; | |
| 65 } | |
| 66 CFX_WideString CBC_OnedEAN8Writer::FilterContents(FX_WSTR contents) | |
| 67 { | |
| 68 CFX_WideString filtercontents; | |
| 69 FX_WCHAR ch; | |
| 70 for (FX_INT32 i = 0; i < contents.GetLength(); i++) { | |
| 71 ch = contents.GetAt(i); | |
| 72 if(ch > 175) { | |
| 73 i++; | |
| 74 continue; | |
| 75 } | |
| 76 if (ch >= '0' && ch <= '9') { | |
| 77 filtercontents += ch; | |
| 78 } | |
| 79 } | |
| 80 return filtercontents; | |
| 81 } | |
| 82 FX_INT32 CBC_OnedEAN8Writer::CalcChecksum(const CFX_ByteString &contents) | |
| 83 { | |
| 84 FX_INT32 odd = 0; | |
| 85 FX_INT32 even = 0; | |
| 86 FX_INT32 j = 1; | |
| 87 for(FX_INT32 i = contents.GetLength() - 1; i >= 0; i--) { | |
| 88 if(j % 2) { | |
| 89 odd += FXSYS_atoi(contents.Mid(i, 1)); | |
| 90 } else { | |
| 91 even += FXSYS_atoi(contents.Mid(i, 1)); | |
| 92 } | |
| 93 j++; | |
| 94 } | |
| 95 FX_INT32 checksum = (odd * 3 + even) % 10; | |
| 96 checksum = (10 - checksum) % 10; | |
| 97 return (checksum); | |
| 98 } | |
| 99 FX_BYTE *CBC_OnedEAN8Writer::Encode(const CFX_ByteString &contents, BCFORMAT for
mat, FX_INT32 &outWidth, FX_INT32 &outHeight , FX_INT32 &e) | |
| 100 { | |
| 101 FX_BYTE *ret = Encode(contents, format, outWidth, outHeight, 0, e); | |
| 102 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
| 103 return ret; | |
| 104 } | |
| 105 FX_BYTE *CBC_OnedEAN8Writer::Encode(const CFX_ByteString &contents, BCFORMAT for
mat, | |
| 106 FX_INT32 &outWidth, FX_INT32 &outHeight, FX_
INT32 hints , FX_INT32 &e) | |
| 107 { | |
| 108 if (format != BCFORMAT_EAN_8) { | |
| 109 e = BCExceptionOnlyEncodeEAN_8; | |
| 110 return NULL; | |
| 111 } | |
| 112 FX_BYTE *ret = CBC_OneDimWriter::Encode(contents, format, outWidth, outHeigh
t, hints, e); | |
| 113 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
| 114 return ret; | |
| 115 } | |
| 116 FX_BYTE *CBC_OnedEAN8Writer::Encode(const CFX_ByteString &contents, FX_INT32 &ou
tLength , FX_INT32 &e) | |
| 117 { | |
| 118 if (contents.GetLength() != 8) { | |
| 119 e = BCExceptionDigitLengthMustBe8; | |
| 120 return NULL; | |
| 121 } | |
| 122 outLength = m_codeWidth; | |
| 123 FX_BYTE *result = FX_Alloc(FX_BYTE, m_codeWidth); | |
| 124 FX_INT32 pos = 0; | |
| 125 pos += AppendPattern(result, pos, CBC_OneDimReader::START_END_PATTERN, 3, 1,
e); | |
| 126 if (e != BCExceptionNO) { | |
| 127 FX_Free (result); | |
| 128 return NULL; | |
| 129 } | |
| 130 FX_INT32 i = 0; | |
| 131 for (i = 0; i <= 3; i++) { | |
| 132 FX_INT32 digit = FXSYS_atoi(contents.Mid(i, 1)); | |
| 133 pos += AppendPattern(result, pos, CBC_OneDimReader::L_PATTERNS[digit], 4
, 0, e); | |
| 134 if (e != BCExceptionNO) { | |
| 135 FX_Free (result); | |
| 136 return NULL; | |
| 137 } | |
| 138 } | |
| 139 pos += AppendPattern(result, pos, CBC_OneDimReader::MIDDLE_PATTERN, 5, 0, e)
; | |
| 140 if (e != BCExceptionNO) { | |
| 141 FX_Free (result); | |
| 142 return NULL; | |
| 143 } | |
| 144 for (i = 4; i <= 7; i++) { | |
| 145 FX_INT32 digit = FXSYS_atoi(contents.Mid(i, 1)); | |
| 146 pos += AppendPattern(result, pos, CBC_OneDimReader::L_PATTERNS[digit], 4
, 1, e); | |
| 147 if (e != BCExceptionNO) { | |
| 148 FX_Free (result); | |
| 149 return NULL; | |
| 150 } | |
| 151 } | |
| 152 pos += AppendPattern(result, pos, CBC_OneDimReader::START_END_PATTERN, 3, 1,
e); | |
| 153 if (e != BCExceptionNO) { | |
| 154 FX_Free (result); | |
| 155 return NULL; | |
| 156 } | |
| 157 return result; | |
| 158 } | |
| 159 void CBC_OnedEAN8Writer::ShowChars(FX_WSTR contents, CFX_DIBitmap *pOutBitmap, C
FX_RenderDevice* device, const CFX_Matrix* matrix, FX_INT32 barWidth, FX_INT32 m
ultiple, FX_INT32 &e) | |
| 160 { | |
| 161 if (device == NULL && pOutBitmap == NULL) { | |
| 162 e = BCExceptionIllegalArgument; | |
| 163 return; | |
| 164 } | |
| 165 FX_INT32 leftPosition = 3 * multiple; | |
| 166 CFX_ByteString str = FX_UTF8Encode(contents); | |
| 167 FX_INT32 iLength = str.GetLength(); | |
| 168 FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLength); | |
| 169 if (!pCharPos) { | |
| 170 return; | |
| 171 } | |
| 172 FXSYS_memset32(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLength); | |
| 173 CFX_ByteString tempStr = str.Mid(0, 4); | |
| 174 FX_INT32 iLen = tempStr.GetLength(); | |
| 175 FX_INT32 strWidth = 7 * multiple * 4; | |
| 176 FX_FLOAT blank = 0.0; | |
| 177 CFX_FxgeDevice geBitmap; | |
| 178 if (pOutBitmap != NULL) { | |
| 179 geBitmap.Attach(pOutBitmap); | |
| 180 } | |
| 181 FX_FLOAT charsWidth = 0; | |
| 182 FX_INT32 iFontSize = (FX_INT32)fabs(m_fFontSize); | |
| 183 FX_INT32 iTextHeight = iFontSize + 1; | |
| 184 if (pOutBitmap == NULL) { | |
| 185 CFX_Matrix matr(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0); | |
| 186 CFX_FloatRect rect((FX_FLOAT)leftPosition, (FX_FLOAT)(m_Height - iTextHe
ight), (FX_FLOAT)(leftPosition + strWidth - 0.5), (FX_FLOAT)m_Height); | |
| 187 matr.Concat(*matrix); | |
| 188 matr.TransformRect(rect); | |
| 189 FX_RECT re = rect.GetOutterRect(); | |
| 190 device->FillRect(&re, m_backgroundColor); | |
| 191 CFX_Matrix matr1(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0); | |
| 192 CFX_FloatRect rect1((FX_FLOAT)(leftPosition + 33 * multiple), (FX_FLOAT)
(m_Height - iTextHeight), (FX_FLOAT)(leftPosition + 33 * multiple + strWidth - 0
.5), (FX_FLOAT)m_Height); | |
| 193 matr1.Concat(*matrix); | |
| 194 matr1.TransformRect(rect1); | |
| 195 re = rect1.GetOutterRect(); | |
| 196 device->FillRect(&re, m_backgroundColor); | |
| 197 } | |
| 198 if (pOutBitmap == NULL) { | |
| 199 strWidth = (FX_INT32)(strWidth * m_outputHScale); | |
| 200 } | |
| 201 CalcTextInfo(tempStr, pCharPos, m_pFont, (FX_FLOAT)strWidth, iFontSize, blan
k); | |
| 202 CFX_AffineMatrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0, (FX_FLOAT)iFontSize
); | |
| 203 CFX_FxgeDevice ge; | |
| 204 if (pOutBitmap != NULL) { | |
| 205 delete ge.GetBitmap(); | |
| 206 ge.Create(strWidth, iTextHeight, FXDIB_Argb); | |
| 207 ge.GetBitmap()->Clear(m_backgroundColor); | |
| 208 ge.DrawNormalText(iLen, | |
| 209 pCharPos, | |
| 210 m_pFont, | |
| 211 CFX_GEModule::Get()->GetFontCache(), | |
| 212 (FX_FLOAT)iFontSize , | |
| 213 (CFX_AffineMatrix *) &affine_matrix, | |
| 214 m_fontColor, FXTEXT_CLEARTYPE); | |
| 215 geBitmap.SetDIBits(ge.GetBitmap(), leftPosition, m_Height - iTextHeight)
; | |
| 216 } else { | |
| 217 CFX_AffineMatrix affine_matrix1(1.0, 0.0, 0.0, -1.0, (FX_FLOAT)leftPosit
ion * m_outputHScale, (FX_FLOAT)(m_Height - iTextHeight + iFontSize)); | |
| 218 affine_matrix1.Concat(*matrix); | |
| 219 FX_BOOL ret = device->DrawNormalText(iLen, | |
| 220 pCharPos, | |
| 221 m_pFont, | |
| 222 CFX_GEModule::Get()->GetFontCache()
, | |
| 223 (FX_FLOAT)iFontSize, | |
| 224 (CFX_AffineMatrix *) &affine_matrix
1, | |
| 225 m_fontColor, FXTEXT_CLEARTYPE); | |
| 226 } | |
| 227 tempStr = str.Mid(4, 4); | |
| 228 iLen = tempStr.GetLength(); | |
| 229 charsWidth = 0.0f; | |
| 230 CalcTextInfo(tempStr, pCharPos + 4, m_pFont, (FX_FLOAT)strWidth, iFontSize,
blank); | |
| 231 if (pOutBitmap != NULL) { | |
| 232 delete ge.GetBitmap(); | |
| 233 ge.Create(strWidth, iTextHeight, FXDIB_Argb); | |
| 234 ge.GetBitmap()->Clear(m_backgroundColor); | |
| 235 ge.DrawNormalText(iLen, | |
| 236 pCharPos + 4, | |
| 237 m_pFont, | |
| 238 CFX_GEModule::Get()->GetFontCache(), | |
| 239 (FX_FLOAT)iFontSize , | |
| 240 (CFX_AffineMatrix *) &affine_matrix, | |
| 241 m_fontColor, FXTEXT_CLEARTYPE); | |
| 242 geBitmap.SetDIBits(ge.GetBitmap(), leftPosition + 33 * multiple, m_Heigh
t - iTextHeight); | |
| 243 } else { | |
| 244 CFX_AffineMatrix affine_matrix1(1.0, 0.0, 0.0, -1.0, (FX_FLOAT)(leftPosi
tion + 33 * multiple) * m_outputHScale, (FX_FLOAT)(m_Height - iTextHeight + iFon
tSize)); | |
| 245 if (matrix != NULL) { | |
| 246 affine_matrix1.Concat(*matrix); | |
| 247 } | |
| 248 FX_BOOL ret = device->DrawNormalText(iLen, | |
| 249 pCharPos + 4, | |
| 250 m_pFont, | |
| 251 CFX_GEModule::Get()->GetFontCache()
, | |
| 252 (FX_FLOAT)iFontSize , | |
| 253 (CFX_AffineMatrix *) &affine_matrix
1, | |
| 254 m_fontColor, FXTEXT_CLEARTYPE); | |
| 255 } | |
| 256 FX_Free(pCharPos); | |
| 257 } | |
| 258 void CBC_OnedEAN8Writer::RenderResult(FX_WSTR contents, FX_BYTE* code, FX_INT32
codeLength, FX_BOOL isDevice, FX_INT32 &e) | |
| 259 { | |
| 260 CBC_OneDimWriter::RenderResult(contents, code, codeLength, isDevice, e); | |
| 261 } | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 842043002:
Organize barcode codes into modules. (Closed)
Base URL: https://pdfium.googlesource.com/pdfium.git@xfa