int
epdf_index_item_page_get (const Epdf_Document *document, const Epdf_Index_Item *item)
{
bool delete_dest = false;
if (!item || !item->action || !item->action->isOk ())
return -1;
if (item->action->getKind () != actionGoTo)
return -1;
GooString *named_dest = ((LinkGoTo *)item->action)->getNamedDest ();
LinkDest *dest = ((LinkGoTo *)item->action)->getDest ();
if (!dest && named_dest) {
dest = document->pdfdoc->findDest (named_dest);
if (dest) delete_dest = true;
}
// we really can't find a destination
if (!dest || !dest->isOk ())
return -1;
if (dest->isPageRef ()) {
int page = document->pdfdoc->findPage (dest->getPageRef ().num, dest->getPageRef ().gen) - 1;
if (delete_dest) delete dest;
return page;
}
int page = dest->getPageNum () - 1;
if (delete_dest) delete dest;
return page;
}
static void update_toc(GooList* items, int level)
{
unsigned short ucs[256];
char label[256];
int i, j;
if (! items) return;
if (items->getLength() < 1) return;
for (i = 0; i < items->getLength(); i++)
{
OutlineItem* outlineItem = (OutlineItem*)items->get(i);
Unicode* title = outlineItem->getTitle();
int tlen = outlineItem->getTitleLength();
if (tlen > sizeof(ucs) - 1) tlen = sizeof(ucs) - 1;
for (j = 0; j < tlen; j++) ucs[j] = (unsigned short)title[j];
ucs[j] = 0;
ucs2utf(ucs, label, sizeof(label));
LinkAction* a = outlineItem->getAction();
if (a && (a->getKind() == actionGoTo))
{
// page number is contained/referenced in a LinkGoTo
LinkGoTo* g = static_cast< LinkGoTo* >(a);
LinkDest* destination = g->getDest();
if (!destination && g->getNamedDest())
{
GooString* s = g->getNamedDest();
if (named_size <= named_count + 1)
{
named_size += 64;
named_dest = (char**) realloc(named_dest, named_size * sizeof(char*));
}
named_dest[named_count] = strdup(s->getCString());
add_toc_item(level, label, -1, 100000 + named_count);
named_count++;
}
else if (destination && destination->isOk() && destination->isPageRef())
{
Ref page_ref = destination->getPageRef();
int num = doc->findPage(page_ref.num, page_ref.gen);
add_toc_item(level, label, num, num);
}
else
{
add_toc_item(level, label, -1, -1);
}
}
else
{
add_toc_item(level, label, -1, -1);
}
outlineItem->open();
GooList* children = outlineItem->getKids();
if (children) update_toc(children, level + 1);
outlineItem->close();
}
}
//-----------------------------------------------------------------------------
Link::Link(const DRect &rect, LinkAction &action, Catalog &catalog)
: _rect(rect)
{
switch ( action.getKind() ) {
case actionGoTo: {
LinkGoTo &lgoto = static_cast<LinkGoTo &>(action);
LinkDest *dest = (lgoto.getDest() ? lgoto.getDest()->copy()
: catalog.findDest( lgoto.getNamedDest() ));
int page = 1;
if (dest) {
if ( dest->isPageRef() ) {
Ref pageref = dest->getPageRef();
page = catalog.findPage(pageref.num, pageref.gen);
} else page = dest->getPageNum();
delete dest;
}
_href = QString("bkm://") + pageLinkName(page);
// kdDebug(30516) << "link to page " << page << endl;
break;
}
case actionGoToR: {
LinkGoToR &lgotor = static_cast<LinkGoToR &>(action);
_href = "file://";
if ( lgotor.getFileName() )
_href += lgotor.getFileName()->getCString();
int page = 1;
if ( lgotor.getDest() ) {
LinkDest *dest = lgotor.getDest()->copy();
if ( !dest->isPageRef() ) page = dest->getPageNum();
delete dest;
}
kdDebug(30516) << "link to filename \"" << _href << "\" (page "
<< page << ")" <<endl;
break;
}
case actionLaunch: {
LinkLaunch &llaunch = static_cast<LinkLaunch &>(action);
_href = "file://";
if ( llaunch.getFileName() )
_href += llaunch.getFileName()->getCString();
kdDebug(30516) << "link to launch/open \"" << _href << "\"" << endl;
break;
}
case actionURI: {
LinkURI &luri = static_cast<LinkURI &>(action);
if ( luri.getURI() ) _href = luri.getURI()->getCString();
kdDebug(30516) << "link to URI \"" << _href << "\"" << endl;
break;
}
case actionMovie:
case actionNamed:
case actionUnknown:
kdDebug(30516) << "unsupported link=" << action.getKind() << endl;
break;
}
}