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| 1 // Copyright 2016 PDFium Authors. All rights reserved. | 1 // Copyright 2016 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 "core/fpdfdoc/cpdf_linklist.h" | 7 #include "core/fpdfdoc/cpdf_linklist.h" | 
| 8 | 8 | 
| 9 #include "core/fpdfapi/fpdf_page/cpdf_page.h" |  | 
| 10 #include "core/fpdfapi/fpdf_parser/cpdf_array.h" | 9 #include "core/fpdfapi/fpdf_parser/cpdf_array.h" | 
|  | 10 #include "core/fpdfapi/page/cpdf_page.h" | 
| 11 | 11 | 
| 12 CPDF_LinkList::CPDF_LinkList() {} | 12 CPDF_LinkList::CPDF_LinkList() {} | 
| 13 | 13 | 
| 14 CPDF_LinkList::~CPDF_LinkList() {} | 14 CPDF_LinkList::~CPDF_LinkList() {} | 
| 15 | 15 | 
| 16 const std::vector<CPDF_Dictionary*>* CPDF_LinkList::GetPageLinks( | 16 const std::vector<CPDF_Dictionary*>* CPDF_LinkList::GetPageLinks( | 
| 17     CPDF_Page* pPage) { | 17     CPDF_Page* pPage) { | 
| 18   uint32_t objnum = pPage->m_pFormDict->GetObjNum(); | 18   uint32_t objnum = pPage->m_pFormDict->GetObjNum(); | 
| 19   if (objnum == 0) | 19   if (objnum == 0) | 
| 20     return nullptr; | 20     return nullptr; | 
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| 61   if (!pAnnotList) | 61   if (!pAnnotList) | 
| 62     return; | 62     return; | 
| 63 | 63 | 
| 64   for (size_t i = 0; i < pAnnotList->GetCount(); ++i) { | 64   for (size_t i = 0; i < pAnnotList->GetCount(); ++i) { | 
| 65     CPDF_Dictionary* pAnnot = pAnnotList->GetDictAt(i); | 65     CPDF_Dictionary* pAnnot = pAnnotList->GetDictAt(i); | 
| 66     bool add_link = (pAnnot && pAnnot->GetStringFor("Subtype") == "Link"); | 66     bool add_link = (pAnnot && pAnnot->GetStringFor("Subtype") == "Link"); | 
| 67     // Add non-links as nullptrs to preserve z-order. | 67     // Add non-links as nullptrs to preserve z-order. | 
| 68     pList->push_back(add_link ? pAnnot : nullptr); | 68     pList->push_back(add_link ? pAnnot : nullptr); | 
| 69   } | 69   } | 
| 70 } | 70 } | 
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