// Copyright 2014 PDFium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com #include <memory> #include <vector> #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h" #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h" #include "core/fpdfapi/fpdf_parser/include/cpdf_string.h" #include "core/fpdfdoc/include/fpdf_doc.h" CPDF_Bookmark CPDF_BookmarkTree::GetFirstChild( const CPDF_Bookmark& parent) const { if (!parent.GetDict()) { CPDF_Dictionary* pRoot = m_pDocument->GetRoot()->GetDictBy("Outlines"); if (!pRoot) return CPDF_Bookmark(); return CPDF_Bookmark(pRoot->GetDictBy("First")); } return CPDF_Bookmark(parent.GetDict()->GetDictBy("First")); } CPDF_Bookmark CPDF_BookmarkTree::GetNextSibling( const CPDF_Bookmark& bookmark) const { if (!bookmark.GetDict()) return CPDF_Bookmark(); CPDF_Dictionary* pNext = bookmark.GetDict()->GetDictBy("Next"); return pNext == bookmark.GetDict() ? CPDF_Bookmark() : CPDF_Bookmark(pNext); } uint32_t CPDF_Bookmark::GetColorRef() const { if (!m_pDict) { return 0; } CPDF_Array* pColor = m_pDict->GetArrayBy("C"); if (!pColor) { return FXSYS_RGB(0, 0, 0); } int r = FXSYS_round(pColor->GetNumberAt(0) * 255); int g = FXSYS_round(pColor->GetNumberAt(1) * 255); int b = FXSYS_round(pColor->GetNumberAt(2) * 255); return FXSYS_RGB(r, g, b); } uint32_t CPDF_Bookmark::GetFontStyle() const { if (!m_pDict) { return 0; } return m_pDict->GetIntegerBy("F"); } CFX_WideString CPDF_Bookmark::GetTitle() const { if (!m_pDict) { return CFX_WideString(); } CPDF_String* pString = ToString(m_pDict->GetDirectObjectBy("Title")); if (!pString) return CFX_WideString(); CFX_WideString title = pString->GetUnicodeText(); int len = title.GetLength(); if (!len) { return CFX_WideString(); } std::unique_ptr<FX_WCHAR[]> buf(new FX_WCHAR[len]); for (int i = 0; i < len; i++) { FX_WCHAR w = title[i]; buf[i] = w > 0x20 ? w : 0x20; } return CFX_WideString(buf.get(), len); } CPDF_Dest CPDF_Bookmark::GetDest(CPDF_Document* pDocument) const { if (!m_pDict) return CPDF_Dest(); CPDF_Object* pDest = m_pDict->GetDirectObjectBy("Dest"); if (!pDest) return CPDF_Dest(); if (pDest->IsString() || pDest->IsName()) { CPDF_NameTree name_tree(pDocument, "Dests"); return CPDF_Dest( name_tree.LookupNamedDest(pDocument, pDest->GetString().AsStringC())); } if (CPDF_Array* pArray = pDest->AsArray()) return CPDF_Dest(pArray); return CPDF_Dest(); } CPDF_Action CPDF_Bookmark::GetAction() const { if (!m_pDict) { return CPDF_Action(); } return CPDF_Action(m_pDict->GetDictBy("A")); }