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// Copyright 2016 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/fpdfapi/page/cpdf_contentmark.h"
#include <algorithm>
#include <utility>
#include "core/fpdfapi/parser/cpdf_dictionary.h"
CPDF_ContentMark::CPDF_ContentMark() {}
CPDF_ContentMark::~CPDF_ContentMark() {}
std::unique_ptr<CPDF_ContentMark> CPDF_ContentMark::Clone() {
auto result = pdfium::MakeUnique<CPDF_ContentMark>();
if (m_pMarkData)
result->m_pMarkData.Reset(new MarkData(*m_pMarkData));
return result;
}
size_t CPDF_ContentMark::CountItems() const {
if (!m_pMarkData)
return 0;
return m_pMarkData->CountItems();
}
CPDF_ContentMarkItem* CPDF_ContentMark::GetItem(size_t i) {
ASSERT(i < CountItems());
return m_pMarkData->GetItem(i);
}
const CPDF_ContentMarkItem* CPDF_ContentMark::GetItem(size_t i) const {
ASSERT(i < CountItems());
return m_pMarkData->GetItem(i);
}
int CPDF_ContentMark::GetMarkedContentID() const {
if (!m_pMarkData)
return -1;
return m_pMarkData->GetMarkedContentID();
}
void CPDF_ContentMark::AddMark(ByteString name) {
EnsureMarkDataExists();
m_pMarkData->AddMark(std::move(name));
}
void CPDF_ContentMark::AddMarkWithDirectDict(ByteString name,
CPDF_Dictionary* pDict) {
EnsureMarkDataExists();
m_pMarkData->AddMarkWithDirectDict(std::move(name), pDict);
}
void CPDF_ContentMark::AddMarkWithPropertiesDict(
ByteString name,
CPDF_Dictionary* pDict,
const ByteString& property_name) {
EnsureMarkDataExists();
m_pMarkData->AddMarkWithPropertiesDict(std::move(name), pDict, property_name);
}
void CPDF_ContentMark::EnsureMarkDataExists() {
if (!m_pMarkData)
m_pMarkData = pdfium::MakeRetain<MarkData>();
}
void CPDF_ContentMark::DeleteLastMark() {
if (!m_pMarkData)
return;
m_pMarkData->DeleteLastMark();
if (CountItems() == 0)
m_pMarkData.Reset();
}
size_t CPDF_ContentMark::FindFirstDifference(
const CPDF_ContentMark* other) const {
if (m_pMarkData == other->m_pMarkData)
return CountItems();
size_t min_len = std::min(CountItems(), other->CountItems());
for (size_t i = 0; i < min_len; ++i) {
if (GetItem(i) != other->GetItem(i))
return i;
}
return min_len;
}
CPDF_ContentMark::MarkData::MarkData() {}
CPDF_ContentMark::MarkData::MarkData(const MarkData& src)
: m_Marks(src.m_Marks) {}
CPDF_ContentMark::MarkData::~MarkData() {}
size_t CPDF_ContentMark::MarkData::CountItems() const {
return m_Marks.size();
}
CPDF_ContentMarkItem* CPDF_ContentMark::MarkData::GetItem(size_t index) {
return m_Marks[index].Get();
}
const CPDF_ContentMarkItem* CPDF_ContentMark::MarkData::GetItem(
size_t index) const {
return m_Marks[index].Get();
}
int CPDF_ContentMark::MarkData::GetMarkedContentID() const {
for (const auto pMark : m_Marks) {
const CPDF_Dictionary* pDict = pMark->GetParam();
if (pDict && pDict->KeyExist("MCID"))
return pDict->GetIntegerFor("MCID");
}
return -1;
}
void CPDF_ContentMark::MarkData::AddMark(ByteString name) {
auto pItem = pdfium::MakeRetain<CPDF_ContentMarkItem>(std::move(name));
m_Marks.push_back(pItem);
}
void CPDF_ContentMark::MarkData::AddMarkWithDirectDict(ByteString name,
CPDF_Dictionary* pDict) {
auto pItem = pdfium::MakeRetain<CPDF_ContentMarkItem>(std::move(name));
pItem->SetDirectDict(ToDictionary(pDict->Clone()));
m_Marks.push_back(pItem);
}
void CPDF_ContentMark::MarkData::AddMarkWithPropertiesDict(
ByteString name,
CPDF_Dictionary* pDict,
const ByteString& property_name) {
auto pItem = pdfium::MakeRetain<CPDF_ContentMarkItem>(std::move(name));
pItem->SetPropertiesDict(pDict, property_name);
m_Marks.push_back(pItem);
}
void CPDF_ContentMark::MarkData::DeleteLastMark() {
if (!m_Marks.empty())
m_Marks.pop_back();
}
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