68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
// Copyright 2016 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 "core/fpdfdoc/cpdf_bookmark.h"
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#include <memory>
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#include <vector>
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#include "core/fpdfapi/parser/cpdf_array.h"
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#include "core/fpdfapi/parser/cpdf_dictionary.h"
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#include "core/fpdfapi/parser/cpdf_string.h"
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#include "core/fpdfdoc/cpdf_nametree.h"
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#include "core/fxcrt/fx_memory_wrappers.h"
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#include "core/fxge/fx_dib.h"
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CPDF_Bookmark::CPDF_Bookmark() = default;
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CPDF_Bookmark::CPDF_Bookmark(const CPDF_Bookmark& that) = default;
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CPDF_Bookmark::CPDF_Bookmark(const CPDF_Dictionary* pDict) : m_pDict(pDict) {}
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CPDF_Bookmark::~CPDF_Bookmark() = default;
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WideString CPDF_Bookmark::GetTitle() const {
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if (!m_pDict)
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return WideString();
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const CPDF_String* pString = ToString(m_pDict->GetDirectObjectFor("Title"));
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if (!pString)
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return WideString();
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WideString title = pString->GetUnicodeText();
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int len = title.GetLength();
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if (!len)
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return WideString();
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std::vector<wchar_t, FxAllocAllocator<wchar_t>> buf(len);
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for (int i = 0; i < len; i++) {
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wchar_t w = title[i];
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buf[i] = w > 0x20 ? w : 0x20;
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}
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return WideString(buf.data(), 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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const CPDF_Object* pDest = m_pDict->GetDirectObjectFor("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(
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name_tree.LookupNamedDest(pDocument, pDest->GetUnicodeText()));
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}
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if (const 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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return CPDF_Action(m_pDict ? m_pDict->GetDictFor("A") : nullptr);
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}
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