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Issue #54: Finishing of bookmarking

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Jakub Melka
2023-12-17 18:11:49 +01:00
parent 7a5f37e38f
commit e9ca3a4a82
18 changed files with 808 additions and 56 deletions
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159
Pdf4QtViewer/pdfbookmarkmanager.cpp
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@ -110,46 +110,23 @@ void PDFBookmarkManager::setDocument(const pdf::PDFModifiedDocument& document)
{
Q_EMIT bookmarksAboutToBeChanged();
const bool init = !m_document;
m_document = document.getDocument();
QString key;
if (document.hasPreserveView() && m_document)
if (document.hasReset())
{
// Pass the key
key = QString::fromLatin1(m_document->getSourceDataHash().toHex());
if (m_bookmarks.count(m_currentKey) && m_currentKey != key)
if (!document.hasPreserveView())
{
m_bookmarks[key] = m_bookmarks[m_currentKey];
m_bookmarks.erase(m_currentKey);
m_bookmarks.bookmarks.clear();
regenerateAutoBookmarks();
}
}
if (init && m_document)
{
key = QString::fromLatin1(m_document->getSourceDataHash().toHex());
}
if (key.isEmpty())
{
key = "generic";
}
m_currentKey = key;
if (document.hasReset() && !document.hasPreserveView())
{
regenerateAutoBookmarks();
}
Q_EMIT bookmarksChanged();
}
void PDFBookmarkManager::saveToFile(QString fileName)
{
QJsonDocument doc = PDFBookmarkManagerHelper::convertBookmarksMapToJsonDocument(m_bookmarks);
QJsonDocument doc(PDFBookmarkManagerHelper::convertBookmarksToJson(m_bookmarks));
// Příklad zápisu do souboru
QFile file(fileName);
@ -168,31 +145,130 @@ bool PDFBookmarkManager::loadFromFile(QString fileName)
QJsonDocument loadedDoc = QJsonDocument::fromJson(file.readAll());
file.close();
m_bookmarks = PDFBookmarkManagerHelper::convertBookmarksMapFromJsonDocument(loadedDoc);
Q_EMIT bookmarksAboutToBeChanged();
m_bookmarks = PDFBookmarkManagerHelper::convertBookmarksFromJson(loadedDoc.object());
Q_EMIT bookmarksChanged();
return true;
}
return false;
}
bool PDFBookmarkManager::isEmpty() const
{
return m_bookmarks.bookmarks.empty();
}
int PDFBookmarkManager::getBookmarkCount() const
{
if (m_bookmarks.count(m_currentKey))
{
return m_bookmarks.at(m_currentKey).bookmarks.size();
}
return 0;
return static_cast<int>(m_bookmarks.bookmarks.size());
}
PDFBookmarkManager::Bookmark PDFBookmarkManager::getBookmark(int index) const
{
if (m_bookmarks.count(m_currentKey))
return m_bookmarks.bookmarks.at(index);
}
void PDFBookmarkManager::toggleBookmark(pdf::PDFInteger pageIndex)
{
Q_EMIT bookmarksAboutToBeChanged();
auto it = std::find_if(m_bookmarks.bookmarks.begin(), m_bookmarks.bookmarks.end(), [pageIndex](const auto& bookmark) { return bookmark.pageIndex == pageIndex; });
if (it != m_bookmarks.bookmarks.cend())
{
return m_bookmarks.at(m_currentKey).bookmarks.at(index);
Bookmark& bookmark = *it;
if (bookmark.isAuto)
{
bookmark.isAuto = false;
}
else
{
m_bookmarks.bookmarks.erase(it);
}
}
else
{
Bookmark bookmark;
bookmark.isAuto = false;
bookmark.name = tr("User bookmark for page %1").arg(pageIndex + 1);
bookmark.pageIndex = pageIndex;
m_bookmarks.bookmarks.push_back(bookmark);
sortBookmarks();
}
return Bookmark();
Q_EMIT bookmarksChanged();
}
void PDFBookmarkManager::setGenerateBookmarksAutomatically(bool generateBookmarksAutomatically)
{
if (m_generateBookmarksAutomatically != generateBookmarksAutomatically)
{
Q_EMIT bookmarksAboutToBeChanged();
m_generateBookmarksAutomatically = generateBookmarksAutomatically;
regenerateAutoBookmarks();
Q_EMIT bookmarksChanged();
}
}
void PDFBookmarkManager::goToNextBookmark()
{
if (isEmpty())
{
return;
}
m_currentBookmark = (m_currentBookmark + 1) % getBookmarkCount();
goToCurrentBookmark();
}
void PDFBookmarkManager::goToPreviousBookmark()
{
if (isEmpty())
{
return;
}
if (m_currentBookmark <= 0)
{
m_currentBookmark = getBookmarkCount() - 1;
}
else
{
--m_currentBookmark;
}
goToCurrentBookmark();
}
void PDFBookmarkManager::goToCurrentBookmark()
{
if (isEmpty())
{
return;
}
if (m_currentBookmark >= 0 && m_currentBookmark < getBookmarkCount())
{
Q_EMIT bookmarkActivated(m_currentBookmark, m_bookmarks.bookmarks.at(m_currentBookmark));
}
}
void PDFBookmarkManager::goToBookmark(int index, bool force)
{
if (m_currentBookmark != index || force)
{
m_currentBookmark = index;
goToCurrentBookmark();
}
}
void PDFBookmarkManager::sortBookmarks()
{
auto predicate = [](const auto& l, const auto& r)
{
return l.pageIndex < r.pageIndex;
};
std::sort(m_bookmarks.bookmarks.begin(), m_bookmarks.bookmarks.end(), predicate);
}
void PDFBookmarkManager::regenerateAutoBookmarks()
@ -203,7 +279,7 @@ void PDFBookmarkManager::regenerateAutoBookmarks()
}
// Create bookmarks for all main chapters
Bookmarks& bookmarks = m_bookmarks[m_currentKey];
Bookmarks& bookmarks = m_bookmarks;
for (auto it = bookmarks.bookmarks.begin(); it != bookmarks.bookmarks.end();)
{
@ -217,6 +293,11 @@ void PDFBookmarkManager::regenerateAutoBookmarks()
}
}
if (!m_generateBookmarksAutomatically)
{
return;
}
if (auto outlineRoot = m_document->getCatalog()->getOutlineRootPtr())
{
size_t childCount = outlineRoot->getChildCount();