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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 | 6 |
7 #include "public/fpdf_transformpage.h" | 7 #include "public/fpdf_transformpage.h" |
8 | 8 |
9 #include "core/fpdfapi/fpdf_page/include/cpdf_clippath.h" | 9 #include "core/fpdfapi/fpdf_page/include/cpdf_clippath.h" |
10 #include "core/fpdfapi/fpdf_page/include/cpdf_page.h" | 10 #include "core/fpdfapi/fpdf_page/include/cpdf_page.h" |
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120 CPDF_Dictionary* pPageDic = pPage->m_pFormDict; | 120 CPDF_Dictionary* pPageDic = pPage->m_pFormDict; |
121 CPDF_Object* pContentObj = | 121 CPDF_Object* pContentObj = |
122 pPageDic ? pPageDic->GetObjectFor("Contents") : nullptr; | 122 pPageDic ? pPageDic->GetObjectFor("Contents") : nullptr; |
123 if (!pContentObj) | 123 if (!pContentObj) |
124 pContentObj = pPageDic ? pPageDic->GetArrayFor("Contents") : nullptr; | 124 pContentObj = pPageDic ? pPageDic->GetArrayFor("Contents") : nullptr; |
125 if (!pContentObj) | 125 if (!pContentObj) |
126 return FALSE; | 126 return FALSE; |
127 | 127 |
128 CPDF_Dictionary* pDic = new CPDF_Dictionary; | 128 CPDF_Dictionary* pDic = new CPDF_Dictionary; |
129 CPDF_Stream* pStream = new CPDF_Stream(nullptr, 0, pDic); | 129 CPDF_Stream* pStream = new CPDF_Stream(nullptr, 0, pDic); |
130 pStream->SetData(textBuf.GetBuffer(), textBuf.GetSize(), FALSE, FALSE); | 130 pStream->SetData(textBuf.GetBuffer(), textBuf.GetSize()); |
131 CPDF_Document* pDoc = pPage->m_pDocument; | 131 CPDF_Document* pDoc = pPage->m_pDocument; |
132 if (!pDoc) | 132 if (!pDoc) |
133 return FALSE; | 133 return FALSE; |
134 pDoc->AddIndirectObject(pStream); | 134 pDoc->AddIndirectObject(pStream); |
135 | 135 |
136 pDic = new CPDF_Dictionary; | 136 pDic = new CPDF_Dictionary; |
137 CPDF_Stream* pEndStream = new CPDF_Stream(nullptr, 0, pDic); | 137 CPDF_Stream* pEndStream = new CPDF_Stream(nullptr, 0, pDic); |
138 pEndStream->SetData((const uint8_t*)" Q", 2, FALSE, FALSE); | 138 pEndStream->SetData((const uint8_t*)" Q", 2); |
139 pDoc->AddIndirectObject(pEndStream); | 139 pDoc->AddIndirectObject(pEndStream); |
140 | 140 |
141 CPDF_Array* pContentArray = nullptr; | 141 CPDF_Array* pContentArray = nullptr; |
142 CPDF_Array* pArray = ToArray(pContentObj); | 142 CPDF_Array* pArray = ToArray(pContentObj); |
143 if (pArray) { | 143 if (pArray) { |
144 pContentArray = pArray; | 144 pContentArray = pArray; |
145 CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum()); | 145 CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum()); |
146 pContentArray->InsertAt(0, pRef); | 146 pContentArray->InsertAt(0, pRef); |
147 pContentArray->AddReference(pDoc, pEndStream); | 147 pContentArray->AddReference(pDoc, pEndStream); |
148 } else if (CPDF_Reference* pReference = ToReference(pContentObj)) { | 148 } else if (CPDF_Reference* pReference = ToReference(pContentObj)) { |
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295 } else { | 295 } else { |
296 OutputPath(strClip, path); | 296 OutputPath(strClip, path); |
297 if (iClipType == FXFILL_WINDING) | 297 if (iClipType == FXFILL_WINDING) |
298 strClip << "W n\n"; | 298 strClip << "W n\n"; |
299 else | 299 else |
300 strClip << "W* n\n"; | 300 strClip << "W* n\n"; |
301 } | 301 } |
302 } | 302 } |
303 CPDF_Dictionary* pDic = new CPDF_Dictionary; | 303 CPDF_Dictionary* pDic = new CPDF_Dictionary; |
304 CPDF_Stream* pStream = new CPDF_Stream(nullptr, 0, pDic); | 304 CPDF_Stream* pStream = new CPDF_Stream(nullptr, 0, pDic); |
305 pStream->SetData(strClip.GetBuffer(), strClip.GetSize(), FALSE, FALSE); | 305 pStream->SetData(strClip.GetBuffer(), strClip.GetSize()); |
306 CPDF_Document* pDoc = pPage->m_pDocument; | 306 CPDF_Document* pDoc = pPage->m_pDocument; |
307 if (!pDoc) | 307 if (!pDoc) |
308 return; | 308 return; |
309 pDoc->AddIndirectObject(pStream); | 309 pDoc->AddIndirectObject(pStream); |
310 | 310 |
311 CPDF_Array* pContentArray = nullptr; | 311 CPDF_Array* pContentArray = nullptr; |
312 CPDF_Array* pArray = ToArray(pContentObj); | 312 CPDF_Array* pArray = ToArray(pContentObj); |
313 if (pArray) { | 313 if (pArray) { |
314 pContentArray = pArray; | 314 pContentArray = pArray; |
315 CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum()); | 315 CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum()); |
316 pContentArray->InsertAt(0, pRef); | 316 pContentArray->InsertAt(0, pRef); |
317 } else if (CPDF_Reference* pReference = ToReference(pContentObj)) { | 317 } else if (CPDF_Reference* pReference = ToReference(pContentObj)) { |
318 CPDF_Object* pDirectObj = pReference->GetDirect(); | 318 CPDF_Object* pDirectObj = pReference->GetDirect(); |
319 if (pDirectObj) { | 319 if (pDirectObj) { |
320 CPDF_Array* pObjArray = pDirectObj->AsArray(); | 320 CPDF_Array* pObjArray = pDirectObj->AsArray(); |
321 if (pObjArray) { | 321 if (pObjArray) { |
322 pContentArray = pObjArray; | 322 pContentArray = pObjArray; |
323 CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum()); | 323 CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum()); |
324 pContentArray->InsertAt(0, pRef); | 324 pContentArray->InsertAt(0, pRef); |
325 } else if (pDirectObj->IsStream()) { | 325 } else if (pDirectObj->IsStream()) { |
326 pContentArray = new CPDF_Array(); | 326 pContentArray = new CPDF_Array(); |
327 pContentArray->AddReference(pDoc, pStream->GetObjNum()); | 327 pContentArray->AddReference(pDoc, pStream->GetObjNum()); |
328 pContentArray->AddReference(pDoc, pDirectObj->GetObjNum()); | 328 pContentArray->AddReference(pDoc, pDirectObj->GetObjNum()); |
329 pPageDic->SetReferenceFor("Contents", pDoc, | 329 pPageDic->SetReferenceFor("Contents", pDoc, |
330 pDoc->AddIndirectObject(pContentArray)); | 330 pDoc->AddIndirectObject(pContentArray)); |
331 } | 331 } |
332 } | 332 } |
333 } | 333 } |
334 } | 334 } |
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