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 7 #include <memory> 8 #include <vector> 9 10 #include "core/include/fpdfdoc/fpdf_doc.h" 11 GetFirstChild(const CPDF_Bookmark & parent) const12CPDF_Bookmark CPDF_BookmarkTree::GetFirstChild( 13 const CPDF_Bookmark& parent) const { 14 if (!parent.m_pDict) { 15 CPDF_Dictionary* pRoot = m_pDocument->GetRoot()->GetDict("Outlines"); 16 if (!pRoot) { 17 return CPDF_Bookmark(); 18 } 19 return CPDF_Bookmark(pRoot->GetDict("First")); 20 } 21 return CPDF_Bookmark(parent.m_pDict->GetDict("First")); 22 } GetNextSibling(const CPDF_Bookmark & bookmark) const23CPDF_Bookmark CPDF_BookmarkTree::GetNextSibling( 24 const CPDF_Bookmark& bookmark) const { 25 if (!bookmark.m_pDict) { 26 return CPDF_Bookmark(); 27 } 28 CPDF_Dictionary* pNext = bookmark.m_pDict->GetDict("Next"); 29 return pNext == bookmark.m_pDict ? CPDF_Bookmark() : CPDF_Bookmark(pNext); 30 } GetColorRef() const31FX_DWORD CPDF_Bookmark::GetColorRef() const { 32 if (!m_pDict) { 33 return 0; 34 } 35 CPDF_Array* pColor = m_pDict->GetArray("C"); 36 if (!pColor) { 37 return FXSYS_RGB(0, 0, 0); 38 } 39 int r = FXSYS_round(pColor->GetNumber(0) * 255); 40 int g = FXSYS_round(pColor->GetNumber(1) * 255); 41 int b = FXSYS_round(pColor->GetNumber(2) * 255); 42 return FXSYS_RGB(r, g, b); 43 } GetFontStyle() const44FX_DWORD CPDF_Bookmark::GetFontStyle() const { 45 if (!m_pDict) { 46 return 0; 47 } 48 return m_pDict->GetInteger("F"); 49 } GetTitle() const50CFX_WideString CPDF_Bookmark::GetTitle() const { 51 if (!m_pDict) { 52 return CFX_WideString(); 53 } 54 CPDF_String* pString = ToString(m_pDict->GetElementValue("Title")); 55 if (!pString) 56 return CFX_WideString(); 57 58 CFX_WideString title = pString->GetUnicodeText(); 59 int len = title.GetLength(); 60 if (!len) { 61 return CFX_WideString(); 62 } 63 std::unique_ptr<FX_WCHAR[]> buf(new FX_WCHAR[len]); 64 for (int i = 0; i < len; i++) { 65 FX_WCHAR w = title[i]; 66 buf[i] = w > 0x20 ? w : 0x20; 67 } 68 return CFX_WideString(buf.get(), len); 69 } GetDest(CPDF_Document * pDocument) const70CPDF_Dest CPDF_Bookmark::GetDest(CPDF_Document* pDocument) const { 71 if (!m_pDict) 72 return CPDF_Dest(); 73 74 CPDF_Object* pDest = m_pDict->GetElementValue("Dest"); 75 if (!pDest) 76 return CPDF_Dest(); 77 if (pDest->IsString() || pDest->IsName()) { 78 CPDF_NameTree name_tree(pDocument, "Dests"); 79 CFX_ByteStringC name = pDest->GetString(); 80 return CPDF_Dest(name_tree.LookupNamedDest(pDocument, name)); 81 } 82 if (CPDF_Array* pArray = pDest->AsArray()) 83 return CPDF_Dest(pArray); 84 return CPDF_Dest(); 85 } GetAction() const86CPDF_Action CPDF_Bookmark::GetAction() const { 87 if (!m_pDict) { 88 return CPDF_Action(); 89 } 90 return CPDF_Action(m_pDict->GetDict("A")); 91 } 92