diff options
Diffstat (limited to 'core/fpdfdoc/doc_bookmark.cpp')
-rw-r--r-- | core/fpdfdoc/doc_bookmark.cpp | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/core/fpdfdoc/doc_bookmark.cpp b/core/fpdfdoc/doc_bookmark.cpp new file mode 100644 index 0000000000..c338e5d48c --- /dev/null +++ b/core/fpdfdoc/doc_bookmark.cpp @@ -0,0 +1,95 @@ +// 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/include/fpdfapi/cpdf_array.h" +#include "core/include/fpdfapi/cpdf_document.h" +#include "core/include/fpdfapi/cpdf_string.h" +#include "core/include/fpdfdoc/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); +} + +FX_DWORD 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); +} +FX_DWORD 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->GetElementValue("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->GetElementValue("Dest"); + if (!pDest) + return CPDF_Dest(); + if (pDest->IsString() || pDest->IsName()) { + CPDF_NameTree name_tree(pDocument, "Dests"); + CFX_ByteStringC name = pDest->GetString(); + return CPDF_Dest(name_tree.LookupNamedDest(pDocument, name)); + } + 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")); +} |