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#include <qpdf/QPDFNameTreeObjectHelper.hh>
QPDFNameTreeObjectHelper::Members::~Members()
{
}
QPDFNameTreeObjectHelper::Members::Members()
{
}
QPDFNameTreeObjectHelper::QPDFNameTreeObjectHelper(QPDFObjectHandle oh) :
QPDFObjectHelper(oh),
m(new Members())
{
updateMap(oh);
}
QPDFNameTreeObjectHelper::~QPDFNameTreeObjectHelper()
{
}
void
QPDFNameTreeObjectHelper::updateMap(QPDFObjectHandle oh)
{
if (this->m->seen.count(oh.getObjGen()))
{
return;
}
this->m->seen.insert(oh.getObjGen());
QPDFObjectHandle names = oh.getKey("/Names");
if (names.isArray())
{
size_t nitems = names.getArrayNItems();
size_t i = 0;
while (i < nitems - 1)
{
QPDFObjectHandle name = names.getArrayItem(i);
if (name.isString())
{
++i;
QPDFObjectHandle obj = names.getArrayItem(i);
this->m->entries[name.getUTF8Value()] = obj;
}
++i;
}
}
QPDFObjectHandle kids = oh.getKey("/Kids");
if (kids.isArray())
{
size_t nitems = kids.getArrayNItems();
for (size_t i = 0; i < nitems; ++i)
{
updateMap(kids.getArrayItem(i));
}
}
}
bool
QPDFNameTreeObjectHelper::hasName(std::string const& name)
{
return this->m->entries.count(name) != 0;
}
bool
QPDFNameTreeObjectHelper::findObject(
std::string const& name, QPDFObjectHandle& oh)
{
std::map<std::string, QPDFObjectHandle>::iterator i =
this->m->entries.find(name);
if (i == this->m->entries.end())
{
return false;
}
oh = (*i).second;
return true;
}
std::map<std::string, QPDFObjectHandle>
QPDFNameTreeObjectHelper::getAsMap() const
{
return this->m->entries;
}
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