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// 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 "core/fpdfdoc/include/cpdf_bookmark.h"
#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/cpdf_bookmarktree.h"
#include "core/fpdfdoc/include/cpdf_nametree.h"
#include "core/fxge/include/fx_dib.h"
CPDF_Bookmark CPDF_BookmarkTree::GetFirstChild(
const CPDF_Bookmark& parent) const {
CPDF_Dictionary* pParentDict = parent.GetDict();
if (pParentDict)
return CPDF_Bookmark(pParentDict->GetDictBy("First"));
CPDF_Dictionary* pRoot = m_pDocument->GetRoot();
if (!pRoot)
return CPDF_Bookmark();
CPDF_Dictionary* pOutlines = pRoot->GetDictBy("Outlines");
if (!pOutlines)
return CPDF_Bookmark();
return CPDF_Bookmark(pOutlines->GetDictBy("First"));
}
CPDF_Bookmark CPDF_BookmarkTree::GetNextSibling(
const CPDF_Bookmark& bookmark) const {
CPDF_Dictionary* pDict = bookmark.GetDict();
if (!pDict)
return CPDF_Bookmark();
CPDF_Dictionary* pNext = pDict->GetDictBy("Next");
return pNext == pDict ? CPDF_Bookmark() : CPDF_Bookmark(pNext);
}
uint32_t CPDF_Bookmark::GetColorRef() const {
if (!m_pDict)
return FXSYS_RGB(0, 0, 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 {
return m_pDict ? m_pDict->GetIntegerBy("F") : 0;
}
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()));
}
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"));
}
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