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 <vector> 8 9 #include "../../../third_party/base/nonstd_unique_ptr.h" 10 #include "../../include/fpdfdoc/fpdf_doc.h" 11 GetFirstChild(const CPDF_Bookmark & parent) const12CPDF_Bookmark CPDF_BookmarkTree::GetFirstChild(const CPDF_Bookmark& parent) const 13 { 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(const CPDF_Bookmark& bookmark) const 24 { 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 { 33 if (!m_pDict) { 34 return 0; 35 } 36 CPDF_Array* pColor = m_pDict->GetArray("C"); 37 if (!pColor) { 38 return FXSYS_RGB(0, 0, 0); 39 } 40 int r = FXSYS_round(pColor->GetNumber(0) * 255); 41 int g = FXSYS_round(pColor->GetNumber(1) * 255); 42 int b = FXSYS_round(pColor->GetNumber(2) * 255); 43 return FXSYS_RGB(r, g, b); 44 } GetFontStyle() const45FX_DWORD CPDF_Bookmark::GetFontStyle() const 46 { 47 if (!m_pDict) { 48 return 0; 49 } 50 return m_pDict->GetInteger("F"); 51 } GetTitle() const52CFX_WideString CPDF_Bookmark::GetTitle() const 53 { 54 if (!m_pDict) { 55 return CFX_WideString(); 56 } 57 CPDF_String* pString = (CPDF_String*)m_pDict->GetElementValue("Title"); 58 if (!pString || pString->GetType() != PDFOBJ_STRING) { 59 return CFX_WideString(); 60 } 61 CFX_WideString title = pString->GetUnicodeText(); 62 int len = title.GetLength(); 63 if (!len) { 64 return CFX_WideString(); 65 } 66 nonstd::unique_ptr<FX_WCHAR[]> buf(new FX_WCHAR[len]); 67 for (int i = 0; i < len; i++) { 68 FX_WCHAR w = title[i]; 69 buf[i] = w > 0x20 ? w : 0x20; 70 } 71 return CFX_WideString(buf.get(), len); 72 } GetDest(CPDF_Document * pDocument) const73CPDF_Dest CPDF_Bookmark::GetDest(CPDF_Document* pDocument) const 74 { 75 if (!m_pDict) { 76 return CPDF_Dest(); 77 } 78 CPDF_Object* pDest = m_pDict->GetElementValue("Dest"); 79 if (!pDest) { 80 return CPDF_Dest(); 81 } 82 if (pDest->GetType() == PDFOBJ_STRING || pDest->GetType() == PDFOBJ_NAME) { 83 CPDF_NameTree name_tree(pDocument, FX_BSTRC("Dests")); 84 CFX_ByteStringC name = pDest->GetString(); 85 return CPDF_Dest(name_tree.LookupNamedDest(pDocument, name)); 86 } 87 if (pDest->GetType() == PDFOBJ_ARRAY) { 88 return CPDF_Dest((CPDF_Array*)pDest); 89 } 90 return CPDF_Dest(); 91 } GetAction() const92CPDF_Action CPDF_Bookmark::GetAction() const 93 { 94 if (!m_pDict) { 95 return CPDF_Action(); 96 } 97 return CPDF_Action(m_pDict->GetDict("A")); 98 } 99