static void recurseCreateTOC( QDomDocument &maindoc, const QDomNode &parent, QDomNode &parentDestination, KDjVu *djvu )
{
QDomNode n = parent.firstChild();
while( !n.isNull() )
{
QDomElement el = n.toElement();
QDomElement newel = maindoc.createElement( el.attribute( "title" ) );
parentDestination.appendChild( newel );
QString dest;
if ( !( dest = el.attribute( "PageNumber" ) ).isEmpty() )
{
Okular::DocumentViewport vp;
vp.pageNumber = dest.toInt() - 1;
newel.setAttribute( "Viewport", vp.toString() );
}
else if ( !( dest = el.attribute( "PageName" ) ).isEmpty() )
{
Okular::DocumentViewport vp;
vp.pageNumber = djvu->pageNumber( dest );
newel.setAttribute( "Viewport", vp.toString() );
}
else if ( !( dest = el.attribute( "URL" ) ).isEmpty() )
{
newel.setAttribute( "URL", dest );
}
if ( el.hasChildNodes() )
{
recurseCreateTOC( maindoc, n, newel, djvu );
}
n = n.nextSibling();
}
}
void TextDocumentGeneratorPrivate::generateTitleInfos()
{
QStack< QPair<int,QDomNode> > parentNodeStack;
QDomNode parentNode = mDocumentSynopsis;
parentNodeStack.push( qMakePair( 0, parentNode ) );
for ( int i = 0; i < mTitlePositions.count(); ++i ) {
const TitlePosition &position = mTitlePositions[ i ];
Okular::DocumentViewport viewport = TextDocumentUtils::calculateViewport( mDocument, position.block );
QDomElement item = mDocumentSynopsis.createElement( position.title );
item.setAttribute( QStringLiteral("Viewport"), viewport.toString() );
int headingLevel = position.level;
// we need a parent, which has to be at a higher heading level than this heading level
// so we just work through the stack
while ( ! parentNodeStack.isEmpty() ) {
int parentLevel = parentNodeStack.top().first;
if ( parentLevel < headingLevel ) {
// this is OK as a parent
parentNode = parentNodeStack.top().second;
break;
} else {
// we'll need to be further into the stack
parentNodeStack.pop();
}
}
parentNode.appendChild( item );
parentNodeStack.push( qMakePair( headingLevel, QDomNode(item) ) );
}
}
const Okular::DocumentSynopsis *DviGenerator::generateDocumentSynopsis()
{
if ( m_docSynopsis )
return m_docSynopsis;
m_docSynopsis = new Okular::DocumentSynopsis();
userMutex()->lock();
QVector<PreBookmark> prebookmarks = m_dviRenderer->getPrebookmarks();
userMutex()->unlock();
if ( prebookmarks.isEmpty() )
return m_docSynopsis;
QStack<QDomElement> stack;
QVector<PreBookmark>::ConstIterator it = prebookmarks.constBegin();
QVector<PreBookmark>::ConstIterator itEnd = prebookmarks.constEnd();
for( ; it != itEnd; ++it )
{
QDomElement domel = m_docSynopsis->createElement( (*it).title );
Anchor a = m_dviRenderer->findAnchor((*it).anchorName);
if ( a.isValid() )
{
Okular::DocumentViewport vp;
const Okular::Page *p = document()->page( a.page - 1 );
fillViewportFromAnchor( vp, a, (int)p->width(), (int)p->height() );
domel.setAttribute( "Viewport", vp.toString() );
}
if ( stack.isEmpty() )
m_docSynopsis->appendChild( domel );
else
{
stack.top().appendChild( domel );
stack.pop();
}
for ( int i = 0; i < (*it).noOfChildren; ++i )
stack.push( domel );
}
return m_docSynopsis;
}