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